======================================
| [   11.383263][  T202] softirqs last disabled at (38097): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.383265][  T202] Preemption disabled at:
| [   11.383266][  T202] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.383275][  T202] Tainted: [W]=WARN
[   11.383276][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.383277][  T202] Call Trace:
[   11.383279][  T202]  <TASK>
[   11.383281][  T202]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.383286][  T202]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.383288][  T202]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.383292][  T202]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.383296][  T202]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.383301][  T202]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.383304][  T202]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.383310][  T202]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.383313][  T202]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.383316][  T202]  put_chars (drivers/char/virtio_console.c:1176)
[   11.383320][  T202]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.383323][  T202]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.383327][  T202]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.383334][  T202]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.383337][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.383341][  T202]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.383345][  T202]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.383349][  T202]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.383353][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.383355][  T202]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.383359][  T202]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.383363][  T202]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.383365][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.383370][  T202]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.383372][  T202]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.383374][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.383376][  T202]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18))
[   11.383380][  T202]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.383381][  T202]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.383385][  T202]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.383388][  T202]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.383390][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.383393][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.383395][  T202]  ? fast_dput (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) fs/dcache.c:948 (discriminator 2))
[   11.383399][  T202]  ? cleanup_netconsole (./include/linux/list.h:99 (discriminator 2) ./include/linux/list.h:169 (discriminator 2) ./include/linux/list.h:206 (discriminator 2) ./include/linux/configfs.h:112 (discriminator 2) drivers/net/netconsole.c:1718 (discriminator 2)) netconsole
[   11.383403][  T202]  _printk (kernel/printk/printk.c:2504)
[   11.383406][  T202]  ? snapshot_read.cold (user.c:?)
[   11.383409][  T202]  ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1))
[   11.383412][  T202]  ? cleanup_netconsole (./include/linux/list.h:99 (discriminator 2) ./include/linux/list.h:169 (discriminator 2) ./include/linux/list.h:206 (discriminator 2) ./include/linux/configfs.h:112 (discriminator 2) drivers/net/netconsole.c:1718 (discriminator 2)) netconsole
[   11.383415][  T202]  ? configfs_register_subsystem (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/configfs/dir.c:173 fs/configfs/dir.c:171 fs/configfs/dir.c:1929)
[   11.383420][  T202] init_netconsole (drivers/net/netconsole.c:1286) netconsole
[   11.383423][  T202]  ? cleanup_netconsole (./include/linux/list.h:99 (discriminator 2) ./include/linux/list.h:169 (discriminator 2) ./include/linux/list.h:206 (discriminator 2) ./include/linux/configfs.h:112 (discriminator 2) drivers/net/netconsole.c:1718 (discriminator 2)) netconsole
[   11.383429][  T202]  ? cleanup_netconsole (./include/linux/list.h:99 (discriminator 2) ./include/linux/list.h:169 (discriminator 2) ./include/linux/list.h:206 (discriminator 2) ./include/linux/configfs.h:112 (discriminator 2) drivers/net/netconsole.c:1718 (discriminator 2)) netconsole
[   11.383431][  T202]  do_one_initcall (init/main.c:1357)
[   11.383434][  T202]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.383439][  T202]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.383441][  T202]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.383446][  T202]  do_init_module (kernel/module/main.c:3117)
[   11.383450][  T202]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.383454][  T202]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.383457][  T202]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.383461][  T202]  load_module (kernel/module/main.c:3593)
[   11.383468][  T202]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.383472][  T202]  ? __ia32_sys_fsconfig (??:?)
[   11.383474][  T202]  ? add_chain_cache (kernel/locking/lockdep.c:3782)
[   11.383479][  T202]  init_module_from_file (kernel/module/main.c:3790)
[   11.383482][  T202]  ? __ia32_sys_init_module (kernel/module/main.c:3647)
[   11.383490][  T202]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.383493][  T202]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.383496][  T202]  idempotent_init_module (kernel/module/main.c:3802)
[   11.383499][  T202]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.383505][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.383508][  T202]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.383514][  T202]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.383516][  T202]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.383519][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.383521][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.383524][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.383527][  T202] RIP: 0033:0x7f42c9bdd37d
[   11.383530][  T202] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.383532][  T202] RSP: 002b:00007ffcae14b208 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.383534][  T202] RAX: ffffffffffffffda RBX: 0000561b66d60700 RCX: 00007f42c9bdd37d
[   11.383536][  T202] RDX: 0000000000000000 RSI: 0000561b46f48ffd RDI: 0000000000000005
[   11.383536][  T202] RBP: 00007ffcae14b2a0 R08: 0000000000000000 R09: 0000000000000000
[   11.383537][  T202] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561b46f48ffd
[   11.383538][  T202] R13: 0000561b66d60810 R14: 0000000000040000 R15: 0000000000000000
| [   13.379514][  T201] softirqs last disabled at (376117): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.379518][  T201] Preemption disabled at:
| [   13.379519][  T201] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.379532][  T201] Tainted: [W]=WARN
[   13.379533][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.379536][  T201] Call Trace:
[   13.379539][  T201]  <TASK>
[   13.379541][  T201]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.379549][  T201]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.379552][  T201]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.379559][  T201]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.379567][  T201]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.379575][  T201]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   13.379579][  T201]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.379589][  T201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.379593][  T201]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.379599][  T201]  put_chars (drivers/char/virtio_console.c:1176)
[   13.379605][  T201]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.379608][  T201]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   13.379615][  T201]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   13.379623][  T201]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.379629][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.379631][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.379640][  T201]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.379647][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.379653][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.379660][  T201]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.379667][  T201]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.379675][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.379680][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.379687][  T201]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.379695][  T201]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.379698][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.379708][  T201]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.379713][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.379716][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.379720][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18))
[   13.379727][  T201]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.379730][  T201]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.379736][  T201]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.379743][  T201]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.379754][  T201]  _printk (kernel/printk/printk.c:2504)
[   13.379760][  T201]  ? snapshot_read.cold (user.c:?)
[   13.379767][  T201]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.379772][  T201]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.379782][  T201]  register_console (kernel/printk/printk.c:4212 (discriminator 7))
[   13.379788][  T201]  ? get_init_console_seq.constprop.0.isra.0 (kernel/printk/printk.c:4018)
[   13.379792][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.379802][  T201] enabled_store (drivers/net/netconsole.c:1039) netconsole
[   13.379806][  T201]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   13.379811][  T201]  ? netconsole_write_ext (drivers/net/netconsole.c:2504) netconsole
[   13.379815][  T201]  ? down_write_killable_nested (./arch/x86/include/asm/atomic64_64.h:20)
[   13.379818][  T201]  ? __kmalloc_cache_noprof (mm/slub.c:5561 (discriminator 1))
[   13.379822][  T201]  ? configfs_write_iter (./include/linux/slab.h:991 (discriminator 1) fs/configfs/file.c:187 (discriminator 1) fs/configfs/file.c:227 (discriminator 1))
[   13.379830][  T201]  ? netconsole_write_ext (drivers/net/netconsole.c:2504) netconsole
[   13.379833][  T201]  configfs_write_iter (fs/configfs/file.c:207 fs/configfs/file.c:229)
[   13.379838][  T201]  ? configfs_bin_write_iter (fs/configfs/file.c:287 (discriminator 1))
[   13.379843][  T201]  new_sync_write (fs/read_write.c:595)
[   13.379847][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.379852][  T201]  ? new_sync_read (./include/linux/ioprio.h:41)
[   13.379858][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.379861][  T201]  ? ksys_write (fs/read_write.c:739)
[   13.379873][  T201]  vfs_write (fs/read_write.c:687)
[   13.379880][  T201]  ksys_write (fs/read_write.c:739)
[   13.379885][  T201]  ? __ia32_sys_read (fs/read_write.c:723)
[   13.379890][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.379897][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.379900][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.379905][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.379909][  T201] RIP: 0033:0x7fedd886f312
[   13.379914][  T201] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   13.379917][  T201] RSP: 002b:00007ffcd6ed4f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   13.379921][  T201] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fedd886f312
[   13.379924][  T201] RDX: 0000000000000001 RSI: 00005632e5d8e2b0 RDI: 0000000000000010
[   13.379925][  T201] RBP: 00007ffcd6ed4f50 R08: 0000000000000000 R09: 0000000000000000
[   13.379927][  T201] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fedd86dc390
[   13.379929][  T201] R13: 00005632e5d8e2b0 R14: 0000000000000010 R15: 00007fedd86690d0
| [   14.544726][  T201] softirqs last disabled at (445785): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   14.544729][  T201] Preemption disabled at:
| [   14.544729][  T201] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.544740][  T201] Tainted: [W]=WARN
[   14.544741][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.544742][  T201] Call Trace:
[   14.544744][  T201]  <TASK>
[   14.544746][  T201]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.544752][  T201]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.544754][  T201]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.544759][  T201]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.544763][  T201]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.544768][  T201]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   14.544771][  T201]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.544778][  T201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.544781][  T201]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.544785][  T201]  put_chars (drivers/char/virtio_console.c:1176)
[   14.544789][  T201]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.544791][  T201]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   14.544795][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.544799][  T201]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.544803][  T201]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.544807][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.544809][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.544814][  T201]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.544819][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.544822][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.544830][  T201]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.544834][  T201]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.544839][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.544842][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.544847][  T201]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.544852][  T201]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.544854][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.544860][  T201]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.544863][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.544865][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.544868][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18))
[   14.544872][  T201]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.544874][  T201]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.544878][  T201]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.544882][  T201]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.544884][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.544887][  T201]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.544888][  T201]  ? enabled_store (./include/linux/console.h:573 drivers/net/netconsole.c:1037) netconsole
[   14.544891][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.544896][  T201]  _printk (kernel/printk/printk.c:2504)
[   14.544900][  T201]  ? snapshot_read.cold (user.c:?)
[   14.544904][  T201]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 kernel/locking/mutex.c:999)
[   14.544907][  T201]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1))
[   14.544913][  T201]  ? __mutex_unlock_slowpath (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:4480 kernel/locking/mutex.c:1021)
[   14.544916][  T201] netconsole_print_banner (drivers/net/netconsole.c:729 (discriminator 1)) netconsole
[   14.544920][  T201] enabled_store.cold (drivers/net/netconsole.c:1054) netconsole
[   14.544923][  T201]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   14.544927][  T201]  ? netconsole_write_ext (drivers/net/netconsole.c:2504) netconsole
[   14.544929][  T201]  ? down_write_killable_nested (./arch/x86/include/asm/atomic64_64.h:20)
[   14.544931][  T201]  ? __kmalloc_cache_noprof (mm/slub.c:5561 (discriminator 1))
[   14.544934][  T201]  ? configfs_write_iter (./include/linux/slab.h:991 (discriminator 1) fs/configfs/file.c:187 (discriminator 1) fs/configfs/file.c:227 (discriminator 1))
[   14.544938][  T201]  ? netconsole_write_ext (drivers/net/netconsole.c:2504) netconsole
[   14.544940][  T201]  configfs_write_iter (fs/configfs/file.c:207 fs/configfs/file.c:229)
[   14.544943][  T201]  ? configfs_bin_write_iter (fs/configfs/file.c:287 (discriminator 1))
[   14.544946][  T201]  new_sync_write (fs/read_write.c:595)
[   14.544949][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.544952][  T201]  ? new_sync_read (./include/linux/ioprio.h:41)
[   14.544955][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.544957][  T201]  ? ksys_write (fs/read_write.c:739)
[   14.544965][  T201]  vfs_write (fs/read_write.c:687)
[   14.544969][  T201]  ksys_write (fs/read_write.c:739)
[   14.544972][  T201]  ? __ia32_sys_read (fs/read_write.c:723)
[   14.544975][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.544979][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.544982][  T201]  ? common_interrupt (arch/x86/kernel/irq.c:273 (discriminator 18))
[   14.544986][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.544988][  T201] RIP: 0033:0x7fedd886f312
[   14.544992][  T201] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   14.544994][  T201] RSP: 002b:00007ffcd6ed4f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   14.544997][  T201] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fedd886f312
[   14.544998][  T201] RDX: 0000000000000001 RSI: 00005632e5d8e2b0 RDI: 000000000000000b
[   14.544999][  T201] RBP: 00007ffcd6ed4f50 R08: 0000000000000000 R09: 0000000000000000
[   14.545000][  T201] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fedd86dc390
[   14.545001][  T201] R13: 00005632e5d8e2b0 R14: 000000000000000b R15: 00007fedd86690d0
| [   15.612511][  T201] softirqs last disabled at (530711): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   15.612513][  T201] Preemption disabled at:
| [   15.612514][  T201] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.612524][  T201] Tainted: [W]=WARN
[   15.612525][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.612527][  T201] Call Trace:
[   15.612529][  T201]  <TASK>
[   15.612531][  T201]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.612537][  T201]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.612539][  T201]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.612544][  T201]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.612548][  T201]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.612553][  T201]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   15.612556][  T201]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.612565][  T201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.612568][  T201]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.612572][  T201]  put_chars (drivers/char/virtio_console.c:1176)
[   15.612576][  T201]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.612578][  T201]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   15.612582][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.612585][  T201]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.612589][  T201]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.612593][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.612595][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.612599][  T201]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.612603][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.612607][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.612611][  T201]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.612615][  T201]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.612619][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.612622][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.612626][  T201]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.612630][  T201]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.612632][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.612637][  T201]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.612640][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.612642][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.612644][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18))
[   15.612648][  T201]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.612650][  T201]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.612653][  T201]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.612657][  T201]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.612661][  T201]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   15.612666][  T201]  devkmsg_emit.constprop.0 (kernel/printk/printk.c:733)
[   15.612670][  T201]  ? vprintk_emit.cold (kernel/printk/printk.c:2449)
[   15.612674][  T201]  ? __kmalloc_noprof (mm/slub.c:5415 mm/slub.c:5439)
[   15.612676][  T201]  ? idr_get_free (??:?)
[   15.612680][  T201]  ? devkmsg_write (./include/linux/slab.h:995 kernel/printk/printk.c:762)
[   15.612683][  T201]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   15.612686][  T201]  devkmsg_write.cold (kernel/printk/printk.c:796)
[   15.612688][  T201]  ? net_rx_action (net/core/dev.c:7988)
[   15.612691][  T201]  ? vprintk_default (kernel/printk/printk.c:2494)
[   15.612696][  T201]  ? vprintk_default (kernel/printk/printk.c:2494)
[   15.612699][  T201]  new_sync_write (fs/read_write.c:595)
[   15.612701][  T201]  ? validate_chain (kernel/locking/lockdep.c:159 (discriminator 37) kernel/locking/lockdep.c:191 (discriminator 37) kernel/locking/lockdep.c:3928 (discriminator 37))
[   15.612704][  T201]  ? new_sync_read (./include/linux/ioprio.h:41)
[   15.612708][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.612713][  T201]  ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100)
[   15.612716][  T201]  vfs_write (fs/read_write.c:687)
[   15.612721][  T201]  ksys_write (fs/read_write.c:739)
[   15.612724][  T201]  ? __ia32_sys_read (fs/read_write.c:723)
[   15.612726][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.612728][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.612732][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.612735][  T201]  ? common_interrupt (arch/x86/kernel/irq.c:273 (discriminator 18))
[   15.612738][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.612741][  T201] RIP: 0033:0x7fedd886f312
[   15.612746][  T201] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   15.612748][  T201] RSP: 002b:00007ffcd6ed4f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   15.612751][  T201] RAX: ffffffffffffffda RBX: 00000000000002ee RCX: 00007fedd886f312
[   15.612753][  T201] RDX: 00000000000002ee RSI: 00005632e5d8e2b0 RDI: 000000000000000b
[   15.612754][  T201] RBP: 00007ffcd6ed4f50 R08: 0000000000000000 R09: 0000000000000000
[   15.612755][  T201] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fedd86dc390
[   15.612755][  T201] R13: 00005632e5d8e2b0 R14: 000000000000000b R15: 00007fedd86690d0
| [   16.721747][  T201] softirqs last disabled at (598882): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   16.721749][  T201] Preemption disabled at:
| [   16.721750][  T201] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.721760][  T201] Tainted: [W]=WARN
[   16.721761][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.721763][  T201] Call Trace:
[   16.721765][  T201]  <TASK>
[   16.721766][  T201]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.721772][  T201]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.721774][  T201]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.721779][  T201]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.721783][  T201]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.721788][  T201]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   16.721791][  T201]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.721797][  T201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.721799][  T201]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.721803][  T201]  put_chars (drivers/char/virtio_console.c:1176)
[   16.721806][  T201]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.721808][  T201]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   16.721812][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.721815][  T201]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.721819][  T201]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.721823][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.721825][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.721829][  T201]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.721832][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.721836][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.721840][  T201]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.721843][  T201]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.721848][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.721850][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.721854][  T201]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.721858][  T201]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.721860][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.721865][  T201]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.721868][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.721869][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.721872][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18))
[   16.721875][  T201]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.721877][  T201]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.721880][  T201]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.721884][  T201]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.721887][  T201]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   16.721892][  T201]  devkmsg_emit.constprop.0 (kernel/printk/printk.c:733)
[   16.721896][  T201]  ? vprintk_emit.cold (kernel/printk/printk.c:2449)
[   16.721900][  T201]  ? __kmalloc_noprof (mm/slub.c:5415 mm/slub.c:5439)
[   16.721902][  T201]  ? idr_get_free (??:?)
[   16.721905][  T201]  ? devkmsg_write (./include/linux/slab.h:995 kernel/printk/printk.c:762)
[   16.721908][  T201]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   16.721911][  T201]  devkmsg_write.cold (kernel/printk/printk.c:796)
[   16.721913][  T201]  ? vprintk_default (kernel/printk/printk.c:2494)
[   16.721918][  T201]  ? vprintk_default (kernel/printk/printk.c:2494)
[   16.721920][  T201]  new_sync_write (fs/read_write.c:595)
[   16.721924][  T201]  ? new_sync_read (./include/linux/ioprio.h:41)
[   16.721928][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.721933][  T201]  ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100)
[   16.721936][  T201]  vfs_write (fs/read_write.c:687)
[   16.721940][  T201]  ksys_write (fs/read_write.c:739)
[   16.721943][  T201]  ? __ia32_sys_read (fs/read_write.c:723)
[   16.721946][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.721949][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.721952][  T201]  ? common_interrupt (arch/x86/kernel/irq.c:273 (discriminator 18))
[   16.721955][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.721957][  T201] RIP: 0033:0x7fedd886f312
[   16.721961][  T201] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   16.721963][  T201] RSP: 002b:00007ffcd6ed4f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   16.721966][  T201] RAX: ffffffffffffffda RBX: 00000000000002ee RCX: 00007fedd886f312
[   16.721968][  T201] RDX: 00000000000002ee RSI: 00005632e5d8e2b0 RDI: 000000000000000b
[   16.721969][  T201] RBP: 00007ffcd6ed4f50 R08: 0000000000000000 R09: 0000000000000000
[   16.721970][  T201] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fedd86dc390
[   16.721970][  T201] R13: 00005632e5d8e2b0 R14: 000000000000000b R15: 00007fedd86690d0
| [   17.827450][  T201] softirqs last disabled at (610018): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   17.827453][  T201] Preemption disabled at:
| [   17.827454][  T201] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.827464][  T201] Tainted: [W]=WARN
[   17.827465][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.827467][  T201] Call Trace:
[   17.827468][  T201]  <TASK>
[   17.827470][  T201]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.827476][  T201]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.827478][  T201]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.827483][  T201]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.827486][  T201]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.827491][  T201]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   17.827494][  T201]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.827500][  T201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.827503][  T201]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.827506][  T201]  put_chars (drivers/char/virtio_console.c:1176)
[   17.827510][  T201]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.827512][  T201]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   17.827515][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.827518][  T201]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.827522][  T201]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.827526][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.827528][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.827532][  T201]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.827536][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.827539][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.827543][  T201]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.827547][  T201]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.827551][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.827554][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.827557][  T201]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.827564][  T201]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.827566][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.827571][  T201]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.827573][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.827575][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.827578][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18))
[   17.827581][  T201]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.827583][  T201]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.827586][  T201]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.827590][  T201]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.827593][  T201]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   17.827599][  T201]  devkmsg_emit.constprop.0 (kernel/printk/printk.c:733)
[   17.827603][  T201]  ? vprintk_emit.cold (kernel/printk/printk.c:2449)
[   17.827606][  T201]  ? __kmalloc_noprof (mm/slub.c:5415 mm/slub.c:5439)
[   17.827609][  T201]  ? idr_get_free (??:?)
[   17.827612][  T201]  ? devkmsg_write (./include/linux/slab.h:995 kernel/printk/printk.c:762)
[   17.827615][  T201]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   17.827617][  T201]  devkmsg_write.cold (kernel/printk/printk.c:796)
[   17.827620][  T201]  ? vprintk_default (kernel/printk/printk.c:2494)
[   17.827623][  T201]  ? __hrtimer_start_range_ns (kernel/time/hrtimer.c:1429)
[   17.827627][  T201]  ? vprintk_default (kernel/printk/printk.c:2494)
[   17.827629][  T201]  new_sync_write (fs/read_write.c:595)
[   17.827634][  T201]  ? new_sync_read (./include/linux/ioprio.h:41)
[   17.827637][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.827642][  T201]  ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100)
[   17.827645][  T201]  vfs_write (fs/read_write.c:687)
[   17.827650][  T201]  ksys_write (fs/read_write.c:739)
[   17.827652][  T201]  ? __ia32_sys_read (fs/read_write.c:723)
[   17.827654][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.827656][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.827660][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.827663][  T201]  ? irq_exit_rcu (kernel/softirq.c:786)
[   17.827667][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.827670][  T201] RIP: 0033:0x7fedd886f312
[   17.827674][  T201] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   17.827676][  T201] RSP: 002b:00007ffcd6ed4f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   17.827678][  T201] RAX: ffffffffffffffda RBX: 00000000000002ee RCX: 00007fedd886f312
[   17.827680][  T201] RDX: 00000000000002ee RSI: 00005632e5d8e2b0 RDI: 000000000000000b
[   17.827681][  T201] RBP: 00007ffcd6ed4f50 R08: 0000000000000000 R09: 0000000000000000
[   17.827682][  T201] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fedd86dc390
[   17.827683][  T201] R13: 00005632e5d8e2b0 R14: 000000000000000b R15: 00007fedd86690d0
| [   17.833389][  T262] ------------[ cut here ]------------
| [   17.856467][  T262] WARNING: kernel/softirq.c:453 at __local_bh_enable_ip+0xc7/0x150, CPU#3: pr/netcon_ext0/262
| [   17.856997][  T262] Modules linked in: netconsole
| [   17.858132][  T262] Tainted: [W]=WARN
[   17.858308][  T262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.858596][  T262] RIP: 0010:__local_bh_enable_ip (kernel/softirq.c:453 (discriminator 26))
[   17.858898][  T262] Code: 00 00 00 e8 9b 9b 0a 00 e8 46 3d 41 00 fb 65 48 83 3d 34 bc d8 04 00 74 64 48 83 c4 10 c3 65 8b 05 72 fe d8 04 85 c0 75 9b 90 <0f> 0b 90 eb 95 89 74 24 0c 4c 89 04 24 e8 97 40 41 00 8b 74 24 0c
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	00 e8                	add    %ch,%al
   4:	9b                   	fwait
   5:	9b                   	fwait
   6:	0a 00                	or     (%rax),%al
   8:	e8 46 3d 41 00       	call   0x413d53
   d:	fb                   	sti
   e:	65 48 83 3d 34 bc d8 	cmpq   $0x0,%gs:0x4d8bc34(%rip)        # 0x4d8bc4b
  15:	04 00 
  17:	74 64                	je     0x7d
  19:	48 83 c4 10          	add    $0x10,%rsp
  1d:	c3                   	ret
  1e:	65 8b 05 72 fe d8 04 	mov    %gs:0x4d8fe72(%rip),%eax        # 0x4d8fe97
  25:	85 c0                	test   %eax,%eax
  27:	75 9b                	jne    0xffffffffffffffc4
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb 95                	jmp    0xffffffffffffffc4
  2f:	89 74 24 0c          	mov    %esi,0xc(%rsp)
  33:	4c 89 04 24          	mov    %r8,(%rsp)
  37:	e8 97 40 41 00       	call   0x4140d3
  3c:	8b 74 24 0c          	mov    0xc(%rsp),%esi

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb 95                	jmp    0xffffffffffffff9a
   5:	89 74 24 0c          	mov    %esi,0xc(%rsp)
   9:	4c 89 04 24          	mov    %r8,(%rsp)
   d:	e8 97 40 41 00       	call   0x4140a9
  12:	8b 74 24 0c          	mov    0xc(%rsp),%esi
[   17.859822][  T262] RSP: 0018:ffa00000005375e0 EFLAGS: 00010046
[   17.860211][  T262] RAX: 0000000000000000 RBX: 000000000ba9d000 RCX: 0000000000000001
[   17.860644][  T262] RDX: 0000000000000000 RSI: 0000000000000201 RDI: ffffffff872e0056
[   17.861077][  T262] RBP: 1ff40000000a6ec5 R08: ffffffff872e0056 R09: 1fe22000011d81da
[   17.861422][  T262] R10: ffe21c00011d81db R11: ffe21c00011d81db R12: ffd40000002ea740
[   17.861849][  T262] R13: ff11000008ec0800 R14: 0000000000000000 R15: ffd40000002ea740
[   17.862288][  T262] FS:  0000000000000000(0000) GS:ff110000a3e43000(0000) knlGS:0000000000000000
[   17.862692][  T262] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.862985][  T262] CR2: 0000560f3f155038 CR3: 000000000d4b9001 CR4: 0000000000771ef0
[   17.863424][  T262] PKRU: 55555554
[   17.863596][  T262] Call Trace:
[   17.863857][  T262]  <TASK>
[   17.863974][  T262]  ? _raw_spin_unlock_bh (./include/linux/spinlock_api_smp.h:236 kernel/locking/spinlock.c:245)
[   17.864300][  T262]  page_pool_dma_map (./include/linux/spinlock.h:407 ./include/linux/xarray.h:912 net/core/page_pool.c:498 net/core/page_pool.c:568)
[   17.864530][  T262]  ? __page_pool_unmap_netmem_dma (net/core/page_pool.c:541)
[   17.864900][  T262]  __page_pool_alloc_netmems_slow (net/core/page_pool.c:647 (discriminator 1))
[   17.865188][  T262]  try_fill_recv (./include/net/page_pool/helpers.h:128 ./include/net/page_pool/helpers.h:167 ./include/net/page_pool/helpers.h:198 drivers/net/virtio_net.c:2731 drivers/net/virtio_net.c:2770)
[   17.865504][  T262]  ? do_raw_spin_trylock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:93 kernel/locking/spinlock_debug.c:123)
[   17.865732][  T262]  ? receive_mergeable_xdp (./arch/x86/include/asm/atomic64_64.h:20)
[   17.865957][  T262]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.866193][  T262]  virtnet_poll (drivers/net/virtio_net.c:2931 drivers/net/virtio_net.c:3019)
[   17.866508][  T262]  ? receive_buf (drivers/net/virtio_net.c:685)
[   17.866732][  T262]  ? free_old_xmit (drivers/net/virtio_net.c:629 drivers/net/virtio_net.c:958)
[   17.867048][  T262]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.867278][  T262]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.867503][  T262]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.867727][  T262]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   17.867955][  T262]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[   17.868187][  T262]  ? virtnet_poll_tx (./include/linux/spinlock.h:401 ./include/linux/netdevice.h:4876 drivers/net/virtio_net.c:3251)
[   17.868414][  T262]  poll_one_napi (net/core/netpoll.c:150)
[   17.868640][  T262]  netpoll_poll_dev (net/core/netpoll.c:164 net/core/netpoll.c:194)
[   17.868867][  T262]  __netpoll_send_skb (net/core/netpoll.c:305)
[   17.869100][  T262]  netpoll_send_skb (net/core/netpoll.c:336)
[   17.869413][  T262] send_ext_msg_udp (drivers/net/netconsole.c:2223 drivers/net/netconsole.c:2271 drivers/net/netconsole.c:2443) netconsole
[   17.869699][  T262] netconsole_write (drivers/net/netconsole.c:2493) netconsole
[   17.869978][  T262]  nbcon_emit_next_record (kernel/printk/nbcon.c:1070)
[   17.870298][  T262]  ? nbcon_can_proceed (kernel/printk/nbcon.c:801)
[   17.870528][  T262]  ? panic_on_this_cpu (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 kernel/panic.c:489)
[   17.870842][  T262]  ? nbcon_context_try_acquire (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/printk/nbcon.c:170 kernel/printk/nbcon.c:630)
[   17.871140][  T262]  nbcon_emit_one (kernel/printk/nbcon.c:1157)
[   17.871545][  T262]  ? nbcon_emit_next_record (kernel/printk/nbcon.c:954)
[   17.871768][  T262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.872087][  T262]  nbcon_kthread_func (kernel/printk/nbcon.c:1271)
[   17.872312][  T262]  ? nbcon_emit_one (kernel/printk/nbcon.c:1162)
[   17.872625][  T262]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.872852][  T262]  ? nbcon_emit_one (kernel/printk/nbcon.c:1162)
[   17.873170][  T262]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   17.873398][  T262]  ? nbcon_emit_one (kernel/printk/nbcon.c:1162)
[   17.873626][  T262]  kthread (kernel/kthread.c:436)
[   17.873795][  T262]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.874078][  T262]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   17.874306][  T262]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.874536][  T262]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   17.874816][  T262]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   17.875136][  T262]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   17.875359][  T262]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.886382][  T262]  #3: ffffffff88fb0c00 (rcu_read_lock){....}-{1:3}, at: __netpoll_send_skb (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/core/netpoll.c:276 (discriminator 2))
| [   17.886590][  T262]
| [   17.886590][  T262] stack backtrace:
| [   17.886743][  T262] Tainted: [W]=WARN
[   17.886744][  T262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.886745][  T262] Call Trace:
[   17.886746][  T262]  <TASK>
[   17.886748][  T262]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.886751][  T262]  print_usage_bug.part.0.cold (kernel/locking/lockdep.c:4058)
[   17.886755][  T262]  mark_lock_irq (kernel/locking/lockdep.c:4029 kernel/locking/lockdep.c:4072 kernel/locking/lockdep.c:4283)
[   17.886756][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.886759][  T262]  ? save_trace (kernel/locking/lockdep.c:589)
[   17.886761][  T262]  mark_lock (kernel/locking/lockdep.c:4769)
[   17.886763][  T262]  mark_usage (kernel/locking/lockdep.c:4682)
[   17.886764][  T262]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   17.886766][  T262]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.886768][  T262]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   17.886770][  T262]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   17.886772][  T262]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.886774][  T262]  ? __netpoll_send_skb (./include/linux/spinlock.h:359 ./include/linux/netdevice.h:4863 net/core/netpoll.c:293)
[   17.886776][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.886779][  T262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.886781][  T262]  _raw_spin_trylock (./include/linux/spinlock_api_smp.h:104 (discriminator 1) kernel/locking/spinlock.c:157 (discriminator 1))
[   17.886783][  T262]  ? __netpoll_send_skb (./include/linux/spinlock.h:359 ./include/linux/netdevice.h:4863 net/core/netpoll.c:293)
[   17.886785][  T262]  __netpoll_send_skb (./include/linux/spinlock.h:359 ./include/linux/netdevice.h:4863 net/core/netpoll.c:293)
[   17.886787][  T262]  netpoll_send_skb (net/core/netpoll.c:336)
[   17.886789][  T262] send_ext_msg_udp (drivers/net/netconsole.c:2223 drivers/net/netconsole.c:2271 drivers/net/netconsole.c:2443) netconsole
[   17.886792][  T262] netconsole_write (drivers/net/netconsole.c:2493) netconsole
[   17.886794][  T262]  nbcon_emit_next_record (kernel/printk/nbcon.c:1070)
[   17.886796][  T262]  ? nbcon_can_proceed (kernel/printk/nbcon.c:801)
[   17.886798][  T262]  ? panic_on_this_cpu (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 kernel/panic.c:489)
[   17.886800][  T262]  ? nbcon_context_try_acquire (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/printk/nbcon.c:170 kernel/printk/nbcon.c:630)
[   17.886803][  T262]  nbcon_emit_one (kernel/printk/nbcon.c:1157)
[   17.886805][  T262]  ? nbcon_emit_next_record (kernel/printk/nbcon.c:954)
[   17.886806][  T262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.886808][  T262]  nbcon_kthread_func (kernel/printk/nbcon.c:1271)
[   17.886810][  T262]  ? nbcon_emit_one (kernel/printk/nbcon.c:1162)
[   17.886811][  T262]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.886814][  T262]  ? nbcon_emit_one (kernel/printk/nbcon.c:1162)
[   17.886815][  T262]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   17.886817][  T262]  ? nbcon_emit_one (kernel/printk/nbcon.c:1162)
[   17.886818][  T262]  kthread (kernel/kthread.c:436)
[   17.886820][  T262]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.886822][  T262]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   17.886824][  T262]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.886826][  T262]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   17.886828][  T262]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   17.886830][  T262]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   17.886831][  T262]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.894065][  T262] netpoll_send_skb_on_dev(): enp0s1 enabled interrupts in poll start_xmit (drivers/net/virtio_net.c:3337)
| [   17.894266][  T262] WARNING: net/core/netpoll.c:310 at __netpoll_send_skb+0x74b/0x850, CPU#3: pr/netcon_ext0/262
| [   17.894705][  T262] Modules linked in: netconsole
| [   17.895100][  T262] Tainted: [W]=WARN
[   17.895192][  T262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.895344][  T262] RIP: 0010:__netpoll_send_skb (net/core/netpoll.c:310 (discriminator 16))
[   17.895502][  T262] Code: 8b 6b 08 49 8d 7d 20 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 cc 00 00 00 48 8d 3d c5 12 64 02 49 8b 55 20 48 8d b3 18 01 00 00 <67> 48 0f b9 3a e9 e2 fd ff ff e8 eb b9 ad fe e9 6b fb ff ff e8 01
All code
========
   0:	8b 6b 08             	mov    0x8(%rbx),%ebp
   3:	49 8d 7d 20          	lea    0x20(%r13),%rdi
   7:	48 89 fa             	mov    %rdi,%rdx
   a:	48 c1 ea 03          	shr    $0x3,%rdx
   e:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
  12:	0f 85 cc 00 00 00    	jne    0xe4
  18:	48 8d 3d c5 12 64 02 	lea    0x26412c5(%rip),%rdi        # 0x26412e4
  1f:	49 8b 55 20          	mov    0x20(%r13),%rdx
  23:	48 8d b3 18 01 00 00 	lea    0x118(%rbx),%rsi
  2a:*	67 48 0f b9 3a       	ud1    (%edx),%rdi		<-- trapping instruction
  2f:	e9 e2 fd ff ff       	jmp    0xfffffffffffffe16
  34:	e8 eb b9 ad fe       	call   0xfffffffffeadba24
  39:	e9 6b fb ff ff       	jmp    0xfffffffffffffba9
  3e:	e8                   	.byte 0xe8
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	67 48 0f b9 3a       	ud1    (%edx),%rdi
   5:	e9 e2 fd ff ff       	jmp    0xfffffffffffffdec
   a:	e8 eb b9 ad fe       	call   0xfffffffffeadb9fa
   f:	e9 6b fb ff ff       	jmp    0xfffffffffffffb7f
  14:	e8                   	.byte 0xe8
  15:	01                   	.byte 0x1
[   17.895934][  T262] RSP: 0018:ffa0000000537a30 EFLAGS: 00010246
[   17.896094][  T262] RAX: dffffc0000000000 RBX: ff11000008d5a000 RCX: 0000000000000000
[   17.896300][  T262] RDX: ffffffff86dd81a0 RSI: ff11000008d5a118 RDI: ffffffff8992f260
[   17.896480][  T262] RBP: ff11000013e1b240 R08: ffffffff8555e639 R09: 1fe22000011a2828
[   17.899950][  T262] R10: ffe21c00011a2829 R11: ffe21c00011a2829 R12: ff1100000cdf5c00
[   17.900142][  T262] R13: ffffffff88022d60 R14: ff11000008d14000 R15: ff11000008d5a004
[   17.900325][  T262] FS:  0000000000000000(0000) GS:ff110000a3e43000(0000) knlGS:0000000000000000
[   17.900541][  T262] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.901159][  T262] CR2: 0000560f3f155038 CR3: 000000000d4b9001 CR4: 0000000000771ef0
[   17.901340][  T262] PKRU: 55555554
[   17.901434][  T262] Call Trace:
[   17.901526][  T262]  <TASK>
[   17.901593][  T262]  netpoll_send_skb (net/core/netpoll.c:336)
[   17.901714][  T262] send_ext_msg_udp (drivers/net/netconsole.c:2223 drivers/net/netconsole.c:2271 drivers/net/netconsole.c:2443) netconsole
[   17.901860][  T262] netconsole_write (drivers/net/netconsole.c:2493) netconsole
[   17.902010][  T262]  nbcon_emit_next_record (kernel/printk/nbcon.c:1070)
[   17.902134][  T262]  ? nbcon_can_proceed (kernel/printk/nbcon.c:801)
[   17.902250][  T262]  ? panic_on_this_cpu (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 kernel/panic.c:489)
[   17.902368][  T262]  ? nbcon_context_try_acquire (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/printk/nbcon.c:170 kernel/printk/nbcon.c:630)
[   17.902516][  T262]  nbcon_emit_one (kernel/printk/nbcon.c:1157)
[   17.902637][  T262]  ? nbcon_emit_next_record (kernel/printk/nbcon.c:954)
[   17.902757][  T262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.902877][  T262]  nbcon_kthread_func (kernel/printk/nbcon.c:1271)
[   17.902994][  T262]  ? nbcon_emit_one (kernel/printk/nbcon.c:1162)
[   17.903115][  T262]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.903233][  T262]  ? nbcon_emit_one (kernel/printk/nbcon.c:1162)
[   17.903350][  T262]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   17.903470][  T262]  ? nbcon_emit_one (kernel/printk/nbcon.c:1162)
[   17.903590][  T262]  kthread (kernel/kthread.c:436)
[   17.903679][  T262]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.903991][  T262]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   17.904112][  T262]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.904231][  T262]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   17.904381][  T262]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   17.904499][  T262]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   17.904620][  T262]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.906323][  T262] raw_local_irq_restore() called with IRQs enabled
| [   17.906469][  T262] WARNING: kernel/locking/irqflag-debug.c:10 at warn_bogus_irq_restore+0xc/0x20, CPU#3: pr/netcon_ext0/262
| [   17.906738][  T262] Modules linked in: netconsole
| [   17.907129][  T262] Tainted: [W]=WARN
[   17.907220][  T262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.907369][  T262] RIP: 0010:warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 7))
[   17.907525][  T262] Code: 4c 24 08 48 89 14 24 e8 32 95 af fe 48 8b 4c 24 08 48 8b 14 24 e9 29 ff ff ff 0f 1f 40 00 f3 0f 1e fa 90 48 8d 3d 14 c2 df 01 <67> 48 0f b9 3a 90 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f
All code
========
   0:	4c 24 08             	rex.WR and $0x8,%al
   3:	48 89 14 24          	mov    %rdx,(%rsp)
   7:	e8 32 95 af fe       	call   0xfffffffffeaf953e
   c:	48 8b 4c 24 08       	mov    0x8(%rsp),%rcx
  11:	48 8b 14 24          	mov    (%rsp),%rdx
  15:	e9 29 ff ff ff       	jmp    0xffffffffffffff43
  1a:	0f 1f 40 00          	nopl   0x0(%rax)
  1e:	f3 0f 1e fa          	endbr64
  22:	90                   	nop
  23:	48 8d 3d 14 c2 df 01 	lea    0x1dfc214(%rip),%rdi        # 0x1dfc23e
  2a:*	67 48 0f b9 3a       	ud1    (%edx),%rdi		<-- trapping instruction
  2f:	90                   	nop
  30:	c3                   	ret
  31:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  38:	00 00 00 
  3b:	0f 1f 00             	nopl   (%rax)
  3e:	f3                   	repz
  3f:	0f                   	.byte 0xf

Code starting with the faulting instruction
===========================================
   0:	67 48 0f b9 3a       	ud1    (%edx),%rdi
   5:	90                   	nop
   6:	c3                   	ret
   7:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   e:	00 00 00 
  11:	0f 1f 00             	nopl   (%rax)
  14:	f3                   	repz
  15:	0f                   	.byte 0xf
[   17.907951][  T262] RSP: 0018:ffa0000000537a88 EFLAGS: 00010202
[   17.908107][  T262] RAX: 0000000000000000 RBX: ff11000007d94000 RCX: 0000000000000000
[   17.908286][  T262] RDX: 0000000000000286 RSI: ffffffff87e91360 RDI: ffffffff898f53d0
[   17.908738][  T262] RBP: ff11000007d945a4 R08: ffffffff8555e639 R09: 1fe22000011a2828
[   17.908915][  T262] R10: 0000000000000003 R11: ffe21c00011a2829 R12: 000000000000004c
[   17.909095][  T262] R13: ff11000007d94128 R14: 000000000000039d R15: ff1100000a7fc000
[   17.909276][  T262] FS:  0000000000000000(0000) GS:ff110000a3e43000(0000) knlGS:0000000000000000
[   17.909485][  T262] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.909635][  T262] CR2: 0000560f3f155038 CR3: 000000000d4b9001 CR4: 0000000000771ef0
[   17.909814][  T262] PKRU: 55555554
[   17.909903][  T262] Call Trace:
[   17.909991][  T262]  <TASK>
[   17.910051][  T262]  netpoll_send_skb (net/core/netpoll.c:337 (discriminator 13))
[   17.910174][  T262] send_ext_msg_udp (drivers/net/netconsole.c:2223 drivers/net/netconsole.c:2271 drivers/net/netconsole.c:2443) netconsole
[   17.910320][  T262] netconsole_write (drivers/net/netconsole.c:2493) netconsole
[   17.910466][  T262]  nbcon_emit_next_record (kernel/printk/nbcon.c:1070)
[   17.910584][  T262]  ? nbcon_can_proceed (kernel/printk/nbcon.c:801)
[   17.910703][  T262]  ? panic_on_this_cpu (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 kernel/panic.c:489)
[   17.910820][  T262]  ? nbcon_context_try_acquire (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/printk/nbcon.c:170 kernel/printk/nbcon.c:630)
[   17.911182][  T262]  nbcon_emit_one (kernel/printk/nbcon.c:1157)
[   17.911301][  T262]  ? nbcon_emit_next_record (kernel/printk/nbcon.c:954)
[   17.911419][  T262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.911537][  T262]  nbcon_kthread_func (kernel/printk/nbcon.c:1271)
[   17.911658][  T262]  ? nbcon_emit_one (kernel/printk/nbcon.c:1162)
[   17.911776][  T262]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.911896][  T262]  ? nbcon_emit_one (kernel/printk/nbcon.c:1162)
[   17.912014][  T262]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   17.912136][  T262]  ? nbcon_emit_one (kernel/printk/nbcon.c:1162)
[   17.912254][  T262]  kthread (kernel/kthread.c:436)
[   17.912372][  T262]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.912522][  T262]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   17.912645][  T262]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.912762][  T262]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   17.913128][  T262]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   17.913246][  T262]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   17.913368][  T262]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.859403][  T201] softirqs last disabled at (611491): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   18.859406][  T201] Preemption disabled at:
| [   18.859407][  T201] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.859418][  T201] Tainted: [W]=WARN
[   18.859419][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.859421][  T201] Call Trace:
[   18.859422][  T201]  <TASK>
[   18.859423][  T201]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.859429][  T201]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.859431][  T201]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.859434][  T201]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.859438][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.859441][  T201]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   18.859444][  T201]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.859447][  T201]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.859452][  T201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   18.859453][  T201]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.859456][  T201]  put_chars (drivers/char/virtio_console.c:1176)
[   18.859458][  T201]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.859460][  T201]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   18.859462][  T201]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   18.859464][  T201]  ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552)
[   18.859467][  T201]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.859471][  T201]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.859473][  T201]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.859475][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.859477][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.859478][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.859481][  T201]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.859483][  T201]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.859485][  T201]  ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996)
[   18.859487][  T201]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.859490][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.859491][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.859493][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   18.859495][  T201]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.859497][  T201]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.859499][  T201]  ? __irq_work_queue_local (./include/linux/instrumented.h:55 ./include/linux/llist.h:242 ./include/linux/llist.h:265 kernel/irq_work.c:107)
[   18.859503][  T201]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.859505][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.859507][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.859508][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.859510][  T201]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   18.859512][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18))
[   18.859513][  T201]  ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:96)
[   18.859515][  T201]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.859517][  T201]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.859519][  T201]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.859521][  T201]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.859523][  T201]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   18.859525][  T201]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   18.859528][  T201]  devkmsg_emit.constprop.0 (kernel/printk/printk.c:733)
[   18.859531][  T201]  ? vprintk_emit.cold (kernel/printk/printk.c:2449)
[   18.859533][  T201]  ? __kmalloc_noprof (mm/slub.c:5415 mm/slub.c:5439)
[   18.859535][  T201]  ? idr_get_free (??:?)
[   18.859538][  T201]  ? devkmsg_write (./include/linux/slab.h:995 kernel/printk/printk.c:762)
[   18.859540][  T201]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   18.859541][  T201]  devkmsg_write.cold (kernel/printk/printk.c:796)
[   18.859543][  T201]  ? vprintk_default (kernel/printk/printk.c:2494)
[   18.859546][  T201]  ? vprintk_default (kernel/printk/printk.c:2494)
[   18.859548][  T201]  new_sync_write (fs/read_write.c:595)
[   18.859550][  T201]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   18.859553][  T201]  ? new_sync_read (./include/linux/ioprio.h:41)
[   18.859554][  T201]  ? vfs_getattr_nosec (fs/stat.c:213)
[   18.859557][  T201]  ? fput (./include/linux/preempt.h:500 (discriminator 1) ./include/linux/file_ref.h:150 (discriminator 1) fs/file_table.c:588 (discriminator 1))
[   18.859559][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.859566][  T201]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   18.859568][  T201]  ? __fget_files (./include/linux/rcupdate.h:850 fs/file.c:1098)
[   18.859570][  T201]  ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100)
[   18.859572][  T201]  vfs_write (fs/read_write.c:687)
[   18.859574][  T201]  ksys_write (fs/read_write.c:739)
[   18.859575][  T201]  ? __ia32_sys_read (fs/read_write.c:723)
[   18.859577][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.859579][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.859581][  T201]  ? common_interrupt (arch/x86/kernel/irq.c:273 (discriminator 18))
[   18.859584][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.859586][  T201] RIP: 0033:0x7fedd886f312
[   18.859589][  T201] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   18.859591][  T201] RSP: 002b:00007ffcd6ed4f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   18.859594][  T201] RAX: ffffffffffffffda RBX: 00000000000002ee RCX: 00007fedd886f312
[   18.859596][  T201] RDX: 00000000000002ee RSI: 00005632e5d8e2b0 RDI: 000000000000000b
[   18.859597][  T201] RBP: 00007ffcd6ed4f50 R08: 0000000000000000 R09: 0000000000000000
[   18.859598][  T201] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fedd86dc390
[   18.859599][  T201] R13: 00005632e5d8e2b0 R14: 000000000000000b R15: 00007fedd86690d0
| [   19.896354][  T201] softirqs last disabled at (611491): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   19.896356][  T201] Preemption disabled at:
| [   19.896357][  T201] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.896368][  T201] Tainted: [W]=WARN
[   19.896368][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.896370][  T201] Call Trace:
[   19.896372][  T201]  <TASK>
[   19.896373][  T201]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.896378][  T201]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.896380][  T201]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.896384][  T201]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.896387][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.896390][  T201]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   19.896394][  T201]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   19.896396][  T201]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.896400][  T201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.896402][  T201]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.896405][  T201]  put_chars (drivers/char/virtio_console.c:1176)
[   19.896408][  T201]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.896409][  T201]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   19.896412][  T201]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   19.896414][  T201]  ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552)
[   19.896416][  T201]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.896420][  T201]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.896422][  T201]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   19.896424][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.896426][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.896427][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.896430][  T201]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.896432][  T201]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.896434][  T201]  ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996)
[   19.896436][  T201]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.896438][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.896440][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.896442][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   19.896444][  T201]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.896446][  T201]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.896448][  T201]  ? __irq_work_queue_local (./include/linux/instrumented.h:55 ./include/linux/llist.h:242 ./include/linux/llist.h:265 kernel/irq_work.c:107)
[   19.896451][  T201]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.896453][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.896455][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.896457][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.896458][  T201]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   19.896460][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18))
[   19.896461][  T201]  ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:96)
[   19.896464][  T201]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.896465][  T201]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.896467][  T201]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.896470][  T201]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.896472][  T201]  ? enabled_store (./include/linux/console.h:573 drivers/net/netconsole.c:1037) netconsole
[   19.896477][  T201]  _printk (kernel/printk/printk.c:2504)
[   19.896480][  T201]  ? snapshot_read.cold (user.c:?)
[   19.896482][  T201]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 kernel/locking/mutex.c:999)
[   19.896484][  T201]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1))
[   19.896486][  T201]  ? __mutex_unlock_slowpath (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:4480 kernel/locking/mutex.c:1021)
[   19.896488][  T201] netconsole_print_banner (drivers/net/netconsole.c:729 (discriminator 1)) netconsole
[   19.896491][  T201] enabled_store.cold (drivers/net/netconsole.c:1054) netconsole
[   19.896493][  T201]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   19.896496][  T201]  ? netconsole_write_ext (drivers/net/netconsole.c:2504) netconsole
[   19.896498][  T201]  ? down_write_killable_nested (./arch/x86/include/asm/atomic64_64.h:20)
[   19.896500][  T201]  ? __kmalloc_cache_noprof (mm/slub.c:5561 (discriminator 1))
[   19.896502][  T201]  ? configfs_write_iter (./include/linux/slab.h:991 (discriminator 1) fs/configfs/file.c:187 (discriminator 1) fs/configfs/file.c:227 (discriminator 1))
[   19.896505][  T201]  ? netconsole_write_ext (drivers/net/netconsole.c:2504) netconsole
[   19.896507][  T201]  configfs_write_iter (fs/configfs/file.c:207 fs/configfs/file.c:229)
[   19.896508][  T201]  ? configfs_bin_write_iter (fs/configfs/file.c:287 (discriminator 1))
[   19.896510][  T201]  new_sync_write (fs/read_write.c:595)
[   19.896512][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.896514][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.896516][  T201]  ? new_sync_read (./include/linux/ioprio.h:41)
[   19.896517][  T201]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   19.896519][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.896521][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.896523][  T201]  vfs_write (fs/read_write.c:687)
[   19.896525][  T201]  ksys_write (fs/read_write.c:739)
[   19.896527][  T201]  ? __ia32_sys_read (fs/read_write.c:723)
[   19.896529][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.896531][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.896533][  T201]  ? common_interrupt (arch/x86/kernel/irq.c:273 (discriminator 18))
[   19.896535][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.896537][  T201] RIP: 0033:0x7fedd886f312
[   19.896541][  T201] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   19.896542][  T201] RSP: 002b:00007ffcd6ed4f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   19.896546][  T201] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fedd886f312
[   19.896548][  T201] RDX: 0000000000000001 RSI: 00005632e5d8e2b0 RDI: 000000000000000b
[   19.896548][  T201] RBP: 00007ffcd6ed4f50 R08: 0000000000000000 R09: 0000000000000000
[   19.896549][  T201] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fedd86dc390
[   19.896550][  T201] R13: 00005632e5d8e2b0 R14: 000000000000000b R15: 00007fedd86690d0
| [   20.932588][  T201] softirqs last disabled at (611491): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   20.932590][  T201] Preemption disabled at:
| [   20.932591][  T201] vprintk_emit (kernel/printk/printk.c:2471)
| [   20.932603][  T201] Tainted: [W]=WARN
[   20.932603][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.932605][  T201] Call Trace:
[   20.932606][  T201]  <TASK>
[   20.932608][  T201]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.932613][  T201]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   20.932615][  T201]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.932619][  T201]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.932622][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.932625][  T201]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   20.932629][  T201]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   20.932631][  T201]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.932636][  T201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   20.932637][  T201]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.932640][  T201]  put_chars (drivers/char/virtio_console.c:1176)
[   20.932643][  T201]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.932645][  T201]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   20.932647][  T201]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   20.932649][  T201]  ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552)
[   20.932651][  T201]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.932655][  T201]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.932657][  T201]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   20.932659][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.932661][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.932663][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.932666][  T201]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.932668][  T201]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.932670][  T201]  ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996)
[   20.932672][  T201]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.932674][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.932676][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.932678][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   20.932680][  T201]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.932682][  T201]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.932684][  T201]  ? __irq_work_queue_local (./include/linux/instrumented.h:55 ./include/linux/llist.h:242 ./include/linux/llist.h:265 kernel/irq_work.c:107)
[   20.932688][  T201]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.932690][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.932691][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.932693][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.932695][  T201]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   20.932696][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18))
[   20.932698][  T201]  ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:96)
[   20.932700][  T201]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.932702][  T201]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.932704][  T201]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.932706][  T201]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.932708][  T201]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   20.932710][  T201]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   20.932713][  T201]  devkmsg_emit.constprop.0 (kernel/printk/printk.c:733)
[   20.932717][  T201]  ? vprintk_emit.cold (kernel/printk/printk.c:2449)
[   20.932719][  T201]  ? __kmalloc_noprof (mm/slub.c:5415 mm/slub.c:5439)
[   20.932721][  T201]  ? idr_get_free (??:?)
[   20.932723][  T201]  ? devkmsg_write (./include/linux/slab.h:995 kernel/printk/printk.c:762)
[   20.932725][  T201]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   20.932727][  T201]  devkmsg_write.cold (kernel/printk/printk.c:796)
[   20.932729][  T201]  ? vprintk_default (kernel/printk/printk.c:2494)
[   20.932731][  T201]  ? update_curr.isra.0 (kernel/sched/fair.c:2040)
[   20.932733][  T201]  ? vprintk_default (kernel/printk/printk.c:2494)
[   20.932735][  T201]  new_sync_write (fs/read_write.c:595)
[   20.932738][  T201]  ? new_sync_read (./include/linux/ioprio.h:41)
[   20.932739][  T201]  ? trace_sched_wakeup (./include/trace/events/sched.h:178 (discriminator 22))
[   20.932741][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.932743][  T201]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   20.932745][  T201]  ? __fget_files (./include/linux/rcupdate.h:850 fs/file.c:1098)
[   20.932747][  T201]  ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100)
[   20.932749][  T201]  vfs_write (fs/read_write.c:687)
[   20.932751][  T201]  ksys_write (fs/read_write.c:739)
[   20.932753][  T201]  ? __ia32_sys_read (fs/read_write.c:723)
[   20.932754][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.932756][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.932758][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.932761][  T201]  ? irq_exit_rcu (kernel/softirq.c:786)
[   20.932763][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.932766][  T201] RIP: 0033:0x7fedd886f312
[   20.932769][  T201] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   20.932771][  T201] RSP: 002b:00007ffcd6ed4f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   20.932775][  T201] RAX: ffffffffffffffda RBX: 0000000000000316 RCX: 00007fedd886f312
[   20.932776][  T201] RDX: 0000000000000316 RSI: 00005632e5d8e2b0 RDI: 000000000000000b
[   20.932777][  T201] RBP: 00007ffcd6ed4f50 R08: 0000000000000000 R09: 0000000000000000
[   20.932778][  T201] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fedd86dc390
[   20.932779][  T201] R13: 00005632e5d8e2b0 R14: 000000000000000b R15: 00007fedd86690d0
| [   21.952680][  T201] softirqs last disabled at (611491): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   21.952682][  T201] Preemption disabled at:
| [   21.952683][  T201] vprintk_emit (kernel/printk/printk.c:2471)
| [   21.952694][  T201] Tainted: [W]=WARN
[   21.952695][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.952697][  T201] Call Trace:
[   21.952698][  T201]  <TASK>
[   21.952699][  T201]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.952705][  T201]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   21.952707][  T201]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.952710][  T201]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.952714][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.952717][  T201]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   21.952720][  T201]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   21.952723][  T201]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.952728][  T201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   21.952729][  T201]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.952732][  T201]  put_chars (drivers/char/virtio_console.c:1176)
[   21.952734][  T201]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.952736][  T201]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   21.952738][  T201]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   21.952740][  T201]  ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552)
[   21.952742][  T201]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.952747][  T201]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.952749][  T201]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   21.952750][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.952752][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.952754][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.952756][  T201]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.952759][  T201]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.952761][  T201]  ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996)
[   21.952763][  T201]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   21.952766][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.952767][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.952769][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   21.952771][  T201]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.952773][  T201]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.952775][  T201]  ? __irq_work_queue_local (./include/linux/instrumented.h:55 ./include/linux/llist.h:242 ./include/linux/llist.h:265 kernel/irq_work.c:107)
[   21.952778][  T201]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.952780][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.952782][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.952783][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.952785][  T201]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   21.952787][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18))
[   21.952788][  T201]  ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:96)
[   21.952790][  T201]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.952792][  T201]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.952794][  T201]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.952796][  T201]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.952798][  T201]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   21.952800][  T201]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   21.952804][  T201]  devkmsg_emit.constprop.0 (kernel/printk/printk.c:733)
[   21.952807][  T201]  ? vprintk_emit.cold (kernel/printk/printk.c:2449)
[   21.952809][  T201]  ? __kmalloc_noprof (mm/slub.c:5415 mm/slub.c:5439)
[   21.952810][  T201]  ? idr_get_free (??:?)
[   21.952813][  T201]  ? devkmsg_write (./include/linux/slab.h:995 kernel/printk/printk.c:762)
[   21.952815][  T201]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   21.952816][  T201]  devkmsg_write.cold (kernel/printk/printk.c:796)
[   21.952818][  T201]  ? vprintk_default (kernel/printk/printk.c:2494)
[   21.952821][  T201]  ? vprintk_default (kernel/printk/printk.c:2494)
[   21.952822][  T201]  new_sync_write (fs/read_write.c:595)
[   21.952825][  T201]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   21.952827][  T201]  ? new_sync_read (./include/linux/ioprio.h:41)
[   21.952828][  T201]  ? vfs_getattr_nosec (fs/stat.c:213)
[   21.952831][  T201]  ? fput (./include/linux/preempt.h:500 (discriminator 1) ./include/linux/file_ref.h:150 (discriminator 1) fs/file_table.c:588 (discriminator 1))
[   21.952833][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.952835][  T201]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   21.952837][  T201]  ? __fget_files (./include/linux/rcupdate.h:850 fs/file.c:1098)
[   21.952839][  T201]  ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100)
[   21.952840][  T201]  vfs_write (fs/read_write.c:687)
[   21.952842][  T201]  ksys_write (fs/read_write.c:739)
[   21.952844][  T201]  ? __ia32_sys_read (fs/read_write.c:723)
[   21.952846][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.952848][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   21.952850][  T201]  ? irq_exit_rcu (kernel/softirq.c:786)
[   21.952852][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.952854][  T201] RIP: 0033:0x7fedd886f312
[   21.952857][  T201] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   21.952859][  T201] RSP: 002b:00007ffcd6ed4f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   21.952862][  T201] RAX: ffffffffffffffda RBX: 0000000000000316 RCX: 00007fedd886f312
[   21.952864][  T201] RDX: 0000000000000316 RSI: 00005632e5d8e2b0 RDI: 000000000000000b
[   21.952865][  T201] RBP: 00007ffcd6ed4f50 R08: 0000000000000000 R09: 0000000000000000
[   21.952866][  T201] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fedd86dc390
[   21.952866][  T201] R13: 00005632e5d8e2b0 R14: 000000000000000b R15: 00007fedd86690d0
| [   23.209243][  T201] softirqs last disabled at (611491): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   23.209246][  T201] Preemption disabled at:
| [   23.209246][  T201] vprintk_emit (kernel/printk/printk.c:2471)
| [   23.209257][  T201] Tainted: [W]=WARN
[   23.209258][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.209260][  T201] Call Trace:
[   23.209261][  T201]  <TASK>
[   23.209263][  T201]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.209268][  T201]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   23.209270][  T201]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.209273][  T201]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.209277][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.209280][  T201]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   23.209284][  T201]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   23.209286][  T201]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.209290][  T201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.209292][  T201]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.209295][  T201]  put_chars (drivers/char/virtio_console.c:1176)
[   23.209297][  T201]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.209299][  T201]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   23.209301][  T201]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   23.209304][  T201]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.209308][  T201]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.209310][  T201]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   23.209312][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.209313][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.209315][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.209317][  T201]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.209320][  T201]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.209322][  T201]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.209325][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.209326][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.209328][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   23.209330][  T201]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.209332][  T201]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.209334][  T201]  ? trace_sched_exit_tp (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/sched.h:886)
[   23.209337][  T201]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.209339][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.209340][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.209342][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.209343][  T201]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   23.209345][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18))
[   23.209346][  T201]  ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:96)
[   23.209348][  T201]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.209350][  T201]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.209352][  T201]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.209354][  T201]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.209356][  T201]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   23.209358][  T201]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   23.209361][  T201]  devkmsg_emit.constprop.0 (kernel/printk/printk.c:733)
[   23.209364][  T201]  ? vprintk_emit.cold (kernel/printk/printk.c:2449)
[   23.209367][  T201]  ? __kmalloc_noprof (mm/slub.c:5415 mm/slub.c:5439)
[   23.209368][  T201]  ? idr_get_free (??:?)
[   23.209371][  T201]  ? devkmsg_write (./include/linux/slab.h:995 kernel/printk/printk.c:762)
[   23.209373][  T201]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   23.209374][  T201]  devkmsg_write.cold (kernel/printk/printk.c:796)
[   23.209376][  T201]  ? vprintk_default (kernel/printk/printk.c:2494)
[   23.209379][  T201]  ? vprintk_default (kernel/printk/printk.c:2494)
[   23.209381][  T201]  new_sync_write (fs/read_write.c:595)
[   23.209383][  T201]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   23.209385][  T201]  ? new_sync_read (./include/linux/ioprio.h:41)
[   23.209386][  T201]  ? vfs_getattr_nosec (fs/stat.c:213)
[   23.209389][  T201]  ? fput (./include/linux/preempt.h:500 (discriminator 1) ./include/linux/file_ref.h:150 (discriminator 1) fs/file_table.c:588 (discriminator 1))
[   23.209391][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.209393][  T201]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   23.209395][  T201]  ? __fget_files (./include/linux/rcupdate.h:850 fs/file.c:1098)
[   23.209397][  T201]  ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100)
[   23.209399][  T201]  vfs_write (fs/read_write.c:687)
[   23.209401][  T201]  ksys_write (fs/read_write.c:739)
[   23.209402][  T201]  ? __ia32_sys_read (fs/read_write.c:723)
[   23.209404][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.209406][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.209408][  T201]  ? common_interrupt (arch/x86/kernel/irq.c:273 (discriminator 18))
[   23.209410][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.209413][  T201] RIP: 0033:0x7fedd886f312
[   23.209416][  T201] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   23.209418][  T201] RSP: 002b:00007ffcd6ed4f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   23.209422][  T201] RAX: ffffffffffffffda RBX: 0000000000000316 RCX: 00007fedd886f312
[   23.209423][  T201] RDX: 0000000000000316 RSI: 00005632e5d8e2b0 RDI: 000000000000000b
[   23.209424][  T201] RBP: 00007ffcd6ed4f50 R08: 0000000000000000 R09: 0000000000000000
[   23.209425][  T201] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fedd86dc390
[   23.209426][  T201] R13: 00005632e5d8e2b0 R14: 000000000000000b R15: 00007fedd86690d0
| [   24.405742][  T201] softirqs last disabled at (611491): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   24.405744][  T201] Preemption disabled at:
| [   24.405745][  T201] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.405756][  T201] Tainted: [W]=WARN
[   24.405757][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.405759][  T201] Call Trace:
[   24.405760][  T201]  <TASK>
[   24.405762][  T201]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.405767][  T201]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.405769][  T201]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.405773][  T201]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.405776][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.405779][  T201]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   24.405783][  T201]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   24.405785][  T201]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.405790][  T201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.405792][  T201]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.405794][  T201]  put_chars (drivers/char/virtio_console.c:1176)
[   24.405797][  T201]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.405799][  T201]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   24.405801][  T201]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   24.405803][  T201]  ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552)
[   24.405805][  T201]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.405810][  T201]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.405812][  T201]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   24.405814][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.405816][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.405817][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.405820][  T201]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.405822][  T201]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.405824][  T201]  ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996)
[   24.405826][  T201]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.405828][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.405830][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.405832][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   24.405834][  T201]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.405836][  T201]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.405838][  T201]  ? __irq_work_queue_local (./include/linux/instrumented.h:55 ./include/linux/llist.h:242 ./include/linux/llist.h:265 kernel/irq_work.c:107)
[   24.405842][  T201]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.405844][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.405845][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.405847][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.405848][  T201]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   24.405850][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18))
[   24.405851][  T201]  ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:96)
[   24.405854][  T201]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.405855][  T201]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.405857][  T201]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.405859][  T201]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.405861][  T201]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   24.405863][  T201]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   24.405866][  T201]  devkmsg_emit.constprop.0 (kernel/printk/printk.c:733)
[   24.405869][  T201]  ? vprintk_emit.cold (kernel/printk/printk.c:2449)
[   24.405871][  T201]  ? __kmalloc_noprof (mm/slub.c:5415 mm/slub.c:5439)
[   24.405873][  T201]  ? idr_get_free (??:?)
[   24.405875][  T201]  ? devkmsg_write (./include/linux/slab.h:995 kernel/printk/printk.c:762)
[   24.405877][  T201]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   24.405879][  T201]  devkmsg_write.cold (kernel/printk/printk.c:796)
[   24.405881][  T201]  ? vprintk_default (kernel/printk/printk.c:2494)
[   24.405883][  T201]  ? vprintk_default (kernel/printk/printk.c:2494)
[   24.405885][  T201]  new_sync_write (fs/read_write.c:595)
[   24.405887][  T201]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   24.405890][  T201]  ? new_sync_read (./include/linux/ioprio.h:41)
[   24.405891][  T201]  ? vfs_getattr_nosec (fs/stat.c:213)
[   24.405894][  T201]  ? fput (./include/linux/preempt.h:500 (discriminator 1) ./include/linux/file_ref.h:150 (discriminator 1) fs/file_table.c:588 (discriminator 1))
[   24.405896][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.405898][  T201]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   24.405899][  T201]  ? __fget_files (./include/linux/rcupdate.h:850 fs/file.c:1098)
[   24.405902][  T201]  ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100)
[   24.405903][  T201]  vfs_write (fs/read_write.c:687)
[   24.405905][  T201]  ksys_write (fs/read_write.c:739)
[   24.405907][  T201]  ? __ia32_sys_read (fs/read_write.c:723)
[   24.405908][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.405910][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.405913][  T201]  ? common_interrupt (arch/x86/kernel/irq.c:273 (discriminator 18))
[   24.405915][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.405917][  T201] RIP: 0033:0x7fedd886f312
[   24.405921][  T201] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   24.405922][  T201] RSP: 002b:00007ffcd6ed4f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   24.405926][  T201] RAX: ffffffffffffffda RBX: 0000000000000316 RCX: 00007fedd886f312
[   24.405927][  T201] RDX: 0000000000000316 RSI: 00005632e5d8e2b0 RDI: 000000000000000b
[   24.405928][  T201] RBP: 00007ffcd6ed4f50 R08: 0000000000000000 R09: 0000000000000000
[   24.405929][  T201] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fedd86dc390
[   24.405930][  T201] R13: 00005632e5d8e2b0 R14: 000000000000000b R15: 00007fedd86690d0
| [   25.462307][  T201] softirqs last disabled at (611491): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   25.462309][  T201] Preemption disabled at:
| [   25.462310][  T201] vprintk_emit (kernel/printk/printk.c:2471)
| [   25.462321][  T201] Tainted: [W]=WARN
[   25.462322][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.462324][  T201] Call Trace:
[   25.462325][  T201]  <TASK>
[   25.462326][  T201]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.462332][  T201]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   25.462334][  T201]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.462337][  T201]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.462341][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.462344][  T201]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   25.462347][  T201]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   25.462350][  T201]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.462354][  T201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.462356][  T201]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.462358][  T201]  put_chars (drivers/char/virtio_console.c:1176)
[   25.462361][  T201]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.462363][  T201]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   25.462365][  T201]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   25.462367][  T201]  ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552)
[   25.462369][  T201]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.462373][  T201]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.462375][  T201]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   25.462377][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.462379][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.462381][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.462383][  T201]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.462385][  T201]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.462387][  T201]  ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996)
[   25.462389][  T201]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.462391][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.462393][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.462395][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   25.462397][  T201]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.462399][  T201]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.462400][  T201]  ? __irq_work_queue_local (./include/linux/instrumented.h:55 ./include/linux/llist.h:242 ./include/linux/llist.h:265 kernel/irq_work.c:107)
[   25.462404][  T201]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.462406][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.462408][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.462409][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.462411][  T201]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   25.462412][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18))
[   25.462414][  T201]  ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:96)
[   25.462416][  T201]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.462418][  T201]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.462420][  T201]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.462422][  T201]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.462424][  T201]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   25.462426][  T201]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   25.462429][  T201]  devkmsg_emit.constprop.0 (kernel/printk/printk.c:733)
[   25.462432][  T201]  ? vprintk_emit.cold (kernel/printk/printk.c:2449)
[   25.462434][  T201]  ? __kmalloc_noprof (mm/slub.c:5415 mm/slub.c:5439)
[   25.462436][  T201]  ? idr_get_free (??:?)
[   25.462438][  T201]  ? devkmsg_write (./include/linux/slab.h:995 kernel/printk/printk.c:762)
[   25.462440][  T201]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   25.462442][  T201]  devkmsg_write.cold (kernel/printk/printk.c:796)
[   25.462444][  T201]  ? vprintk_default (kernel/printk/printk.c:2494)
[   25.462446][  T201]  ? vprintk_default (kernel/printk/printk.c:2494)
[   25.462448][  T201]  new_sync_write (fs/read_write.c:595)
[   25.462450][  T201]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   25.462452][  T201]  ? new_sync_read (./include/linux/ioprio.h:41)
[   25.462453][  T201]  ? vfs_getattr_nosec (fs/stat.c:213)
[   25.462456][  T201]  ? fput (./include/linux/preempt.h:500 (discriminator 1) ./include/linux/file_ref.h:150 (discriminator 1) fs/file_table.c:588 (discriminator 1))
[   25.462458][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.462460][  T201]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   25.462462][  T201]  ? __fget_files (./include/linux/rcupdate.h:850 fs/file.c:1098)
[   25.462464][  T201]  ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100)
[   25.462465][  T201]  vfs_write (fs/read_write.c:687)
[   25.462467][  T201]  ksys_write (fs/read_write.c:739)
[   25.462469][  T201]  ? __ia32_sys_read (fs/read_write.c:723)
[   25.462471][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.462473][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.462475][  T201]  ? irq_exit_rcu (kernel/softirq.c:786)
[   25.462477][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.462479][  T201] RIP: 0033:0x7fedd886f312
[   25.462482][  T201] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   25.462484][  T201] RSP: 002b:00007ffcd6ed4f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   25.462488][  T201] RAX: ffffffffffffffda RBX: 0000000000000316 RCX: 00007fedd886f312
[   25.462489][  T201] RDX: 0000000000000316 RSI: 00005632e5d8e2b0 RDI: 000000000000000b
[   25.462490][  T201] RBP: 00007ffcd6ed4f50 R08: 0000000000000000 R09: 0000000000000000
[   25.462491][  T201] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fedd86dc390
[   25.462492][  T201] R13: 00005632e5d8e2b0 R14: 000000000000000b R15: 00007fedd86690d0
| [   32.639886][  T238] softirqs last disabled at (507572): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858)
| [   32.639889][  T238] Preemption disabled at:
| [   32.639889][  T238] 0x0
| [   32.639899][  T238] Tainted: [W]=WARN
[   32.639900][  T238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.639902][  T238] Call Trace:
[   32.639904][  T238]  <TASK>
[   32.639905][  T238]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   32.639910][  T238]  __might_resched.cold (kernel/sched/core.c:9234)
[   32.639914][  T238]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   32.639918][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.639921][  T238]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   32.639925][  T238]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.639928][  T238]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.639932][  T238]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   32.639934][  T238]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.639937][  T238]  put_chars (drivers/char/virtio_console.c:1176)
[   32.639939][  T238]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   32.639941][  T238]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   32.639944][  T238]  ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552)
[   32.639947][  T238]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   32.639951][  T238]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   32.639953][  T238]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   32.639955][  T238]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.639957][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.639959][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.639961][  T238]  console_emit_next_record (kernel/printk/printk.c:3183)
[   32.639964][  T238]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   32.639965][  T238]  ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996)
[   32.639967][  T238]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.639970][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.639972][  T238]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.639974][  T238]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   32.639976][  T238]  console_flush_one_record (kernel/printk/printk.c:3268)
[   32.639978][  T238]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   32.639980][  T238]  ? __irq_work_queue_local (./include/linux/instrumented.h:55 ./include/linux/llist.h:242 ./include/linux/llist.h:265 kernel/irq_work.c:107)
[   32.639984][  T238]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   32.639985][  T238]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.639987][  T238]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   32.639989][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.639990][  T238]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.639992][  T238]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18))
[   32.639993][  T238]  ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:96)
[   32.639995][  T238]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   32.639997][  T238]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   32.639999][  T238]  vprintk_emit (kernel/printk/printk.c:2479)
[   32.640001][  T238]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   32.640003][  T238]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.640005][  T238]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   32.640007][  T238]  _printk (kernel/printk/printk.c:2504)
[   32.640010][  T238]  ? snapshot_read.cold (user.c:?)
[   32.640011][  T238]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   32.640013][  T238]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   32.640015][  T238]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.640017][  T238]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   32.640019][  T238]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   32.640022][  T238]  ? exit_notify (kernel/exit.c:780)
[   32.640024][  T238]  __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116)
[   32.640026][  T238]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61)
[   32.640028][  T238]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   32.640030][  T238]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   32.640032][  T238]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.640034][  T238] RIP: 0033:0x7f3a13652c49
[   32.640036][  T238] Code: Unable to access opcode bytes at 0x7f3a13652c1f.

Code starting with the faulting instruction
===========================================
[   32.640037][  T238] RSP: 002b:00007f3a1042ce60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[   32.640041][  T238] RAX: ffffffffffffffda RBX: 00007f3a1042d6c0 RCX: 00007f3a13652c49
[   32.640042][  T238] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000
[   32.640043][  T238] RBP: 00007f3a1042cf70 R08: 0000000000000001 R09: 00007f3a1042d6c0
[   32.640044][  T238] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f3a0fc2d000


Finger prints:
__netpoll_send_skb:netpoll_send_skb:send_ext_msg_udp:netconsole_write:nbcon_emit_next_record
release_sock:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__local_bh_enable_ip:page_pool_dma_map:__page_pool_alloc_netmems_slow:try_fill_recv:virtnet_poll
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
warn_bogus_irq_restore:netpoll_send_skb:send_ext_msg_udp:netconsole_write:nbcon_emit_next_record
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_trylock