======================================
| # 154.77 [+0.00] [  752.395573] [    C0] hardirqs last  enabled at (9369410): irqentry_exit (kernel/entry/common.c:220)
| # 154.78 [+0.01] [  752.395584] [    C0] hardirqs last disabled at (9369411): sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1056)
| # 154.79 [+0.01] [  752.395588] [    C0] softirqs last  enabled at (8717258): handle_softirqs (kernel/softirq.c:469 (discriminator 2) kernel/softirq.c:650 (discriminator 2))
| # 154.80 [+0.01] [  752.395593] [    C0] softirqs last disabled at (8717263): irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
# 154.81 [+0.01] [  752.395605] [    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
# 154.81 [+0.00] [  752.395608] [    C0] RIP: 0010:lock_acquire.part.0 (kernel/locking/lockdep.c:5872)
# 154.82 [+0.00] [  752.395613] [    C0] Code: ff 65 0f c1 05 87 d6 26 04 83 f8 01 4c 8b 14 24 0f 85 30 01 00 00 9c 58 f6 c4 02 0f 85 4d 01 00 00 4d 85 d2 0f 85 16 01 00 00 <48> 8b 44 24 30 65 48 2b 05 59 90 26 04 0f 85 43 01 00 00 48 83 c4
All code
========
   0:	ff 65 0f             	jmp    *0xf(%rbp)
   3:	c1 05 87 d6 26 04 83 	roll   $0x83,0x426d687(%rip)        # 0x426d691
   a:	f8                   	clc
   b:	01 4c 8b 14          	add    %ecx,0x14(%rbx,%rcx,4)
   f:	24 0f                	and    $0xf,%al
  11:	85 30                	test   %esi,(%rax)
  13:	01 00                	add    %eax,(%rax)
  15:	00 9c 58 f6 c4 02 0f 	add    %bl,0xf02c4f6(%rax,%rbx,2)
  1c:	85 4d 01             	test   %ecx,0x1(%rbp)
  1f:	00 00                	add    %al,(%rax)
  21:	4d 85 d2             	test   %r10,%r10
  24:	0f 85 16 01 00 00    	jne    0x140
  2a:*	48 8b 44 24 30       	mov    0x30(%rsp),%rax		<-- trapping instruction
  2f:	65 48 2b 05 59 90 26 	sub    %gs:0x4269059(%rip),%rax        # 0x4269090
  36:	04 
  37:	0f 85 43 01 00 00    	jne    0x180
  3d:	48                   	rex.W
  3e:	83                   	.byte 0x83
  3f:	c4                   	.byte 0xc4

Code starting with the faulting instruction
===========================================
   0:	48 8b 44 24 30       	mov    0x30(%rsp),%rax
   5:	65 48 2b 05 59 90 26 	sub    %gs:0x4269059(%rip),%rax        # 0x4269066
   c:	04 
   d:	0f 85 43 01 00 00    	jne    0x156
  13:	48                   	rex.W
  14:	83                   	.byte 0x83
  15:	c4                   	.byte 0xc4
# 154.83 [+0.01] [  752.395616] [    C0] RSP: 0018:ffa00000000075e0 EFLAGS: 00000206
# 154.84 [+0.00] [  752.395619] [    C0] RAX: 0000000000000046 RBX: 0000000000000000 RCX: 72448a6f3d6b2bdb
# 154.84 [+0.01] [  752.395621] [    C0] RDX: 0000000000000003 RSI: ffffffffb799d388 RDI: ffffffffb746ae00
# 154.85 [+0.01] [  752.395623] [    C0] RBP: 0000000000000000 R08: ff11000001adad60 R09: ff11000001adad60
# 154.85 [+0.01] [  752.395625] [    C0] R10: 0000000000000200 R11: 0000000000000001 R12: ffffffffb7f710c0
# 154.86 [+0.01] [  752.395626] [    C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
# 154.86 [+0.01] [  752.395629] [    C0] FS:  0000000000000000(0000) GS:ff1100007c0d4000(0000) knlGS:0000000000000000
# 154.87 [+0.01] [  752.395634] [    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
# 154.88 [+0.00] [  752.395635] [    C0] CR2: 00005593ea4c2120 CR3: 0000000023334003 CR4: 0000000000771ef0
# 154.88 [+0.01] [  752.395637] [    C0] PKRU: 55555554
# 154.88 [+0.00] [  752.395639] [    C0] Call Trace:
# 154.89 [+0.00] [  752.395641] [    C0]  <IRQ>
# 154.89 [+0.00] [  752.395647] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 154.89 [+0.00] [  752.395651] [    C0]  ? unwind_next_frame (./include/linux/rcupdate.h:331 (discriminator 1) ./include/linux/rcupdate.h:867 (discriminator 1) ./include/linux/rcupdate.h:1195 (discriminator 1) arch/x86/kernel/unwind_orc.c:495 (discriminator 1))
# 154.90 [+0.00] [  752.395655] [    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
# 154.90 [+0.00] [  752.395661] [    C0]  unwind_next_frame (./include/linux/rcupdate.h:868 ./include/linux/rcupdate.h:1195 arch/x86/kernel/unwind_orc.c:495)
# 154.90 [+0.00] [  752.395665] [    C0]  ? unwind_next_frame (./include/linux/rcupdate.h:331 (discriminator 1) ./include/linux/rcupdate.h:867 (discriminator 1) ./include/linux/rcupdate.h:1195 (discriminator 1) arch/x86/kernel/unwind_orc.c:495 (discriminator 1))
# 154.91 [+0.00] [  752.395668] [    C0]  ? handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
# 154.91 [+0.00] [  752.395673] [    C0]  ? __kmalloc_cache_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4958 mm/slub.c:5263 mm/slub.c:5771)
# 154.91 [+0.00] [  752.395679] [    C0]  ? stack_access_ok (arch/x86/kernel/unwind_orc.c:485)
# 154.92 [+0.00] [  752.395681] [    C0]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4042)
# 154.92 [+0.00] [  752.395690] [    C0]  ? __unwind_start (./arch/x86/include/asm/unwind.h:50 arch/x86/kernel/unwind_orc.c:770)
# 154.92 [+0.00] [  752.395695] [    C0]  ? write_profile (kernel/stacktrace.c:83)
# 154.93 [+0.00] [  752.395699] [    C0]  arch_stack_walk (arch/x86/kernel/stacktrace.c:24 (discriminator 3))
# 154.93 [+0.00] [  752.395709] [    C0]  ? handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
# 154.93 [+0.00] [  752.395716] [    C0]  stack_trace_save (kernel/stacktrace.c:123)
# 154.94 [+0.00] [  752.395719] [    C0]  ? filter_irq_stacks (kernel/stacktrace.c:114)
# 154.94 [+0.00] [  752.395728] [    C0]  set_track_prepare (mm/slub.c:1047)
# 154.94 [+0.00] [  752.395732] [    C0]  ? __kmalloc_cache_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4958 mm/slub.c:5263 mm/slub.c:5771)
# 154.95 [+0.00] [  752.395735] [    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
# 154.95 [+0.00] [  752.395739] [    C0]  ? icmp6_dst_alloc (./include/net/dst.h:136 ./include/net/dst.h:197 net/ipv6/route.c:3346)
# 154.96 [+0.00] [  752.395742] [    C0]  ? ndisc_send_skb (net/ipv6/ndisc.c:491)
# 154.96 [+0.00] [  752.395745] [    C0]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4042)
# 154.96 [+0.00] [  752.395748] [    C0]  ? call_timer_fn (kernel/time/timer.c:1749)
# 154.97 [+0.00] [  752.395751] [    C0]  ? __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373)
# 154.97 [+0.00] [  752.395753] [    C0]  ? run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402)
# 154.97 [+0.00] [  752.395756] [    C0]  ? handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
# 154.98 [+0.00] [  752.395763] [    C0]  __alloc_object (mm/kmemleak.c:701 (discriminator 1))
# 154.98 [+0.00] [  752.395766] [    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
# 154.98 [+0.00] [  752.395768] [    C0]  ? __slab_alloc.isra.0 (mm/slub.c:4782 (discriminator 3))
# 154.99 [+0.00] [  752.395771] [    C0]  __create_object (mm/kmemleak.c:780)
# 154.99 [+0.00] [  752.395778] [    C0]  __kmalloc_cache_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4958 mm/slub.c:5263 mm/slub.c:5771)
# 155.00 [+0.00] [  752.395783] [    C0]  ? dst_init (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/rcuref.h:26 net/core/dst.c:69)
# 155.00 [+0.00] [  752.395787] [    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
# 155.00 [+0.00] [  752.395790] [    C0]  dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
# 155.01 [+0.00] [  752.395795] [    C0]  icmp6_dst_alloc (./include/net/dst.h:136 ./include/net/dst.h:197 net/ipv6/route.c:3346)
# 155.01 [+0.00] [  752.395798] [    C0]  ? icmpv6_flow_init (net/ipv6/icmp.c:1248)
# 155.01 [+0.00] [  752.395803] [    C0]  ndisc_send_skb (net/ipv6/ndisc.c:491)
# 155.02 [+0.00] [  752.395811] [    C0]  ? ndisc_ns_create (net/ipv6/ndisc.c:470)
# 155.02 [+0.00] [  752.395820] [    C0]  ? __ndisc_fill_addr_option (net/ipv6/ndisc.c:160)
# 155.03 [+0.00] [  752.395829] [    C0]  addrconf_rs_timer (net/ipv6/addrconf.c:4042)
# 155.03 [+0.00] [  752.395835] [    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
# 155.03 [+0.00] [  752.395839] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 155.04 [+0.00] [  752.395842] [    C0]  ? call_timer_fn (kernel/time/timer.c:1745 (discriminator 1))
# 155.04 [+0.00] [  752.395845] [    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
# 155.04 [+0.00] [  752.395849] [    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
# 155.05 [+0.00] [  752.395853] [    C0]  call_timer_fn (kernel/time/timer.c:1749)
# 155.05 [+0.00] [  752.395857] [    C0]  ? detach_if_pending (kernel/time/timer.c:1725)
# 155.05 [+0.00] [  752.395861] [    C0]  ? debug_object_active_state (lib/debugobjects.c:862)
# 155.06 [+0.00] [  752.395868] [    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
# 155.06 [+0.00] [  752.395873] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 155.06 [+0.00] [  752.395878] [    C0]  __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373)
# 155.07 [+0.00] [  752.395882] [    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
# 155.07 [+0.00] [  752.395888] [    C0]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
# 155.07 [+0.00] [  752.395891] [    C0]  ? __bpf_trace_itimer_expire (kernel/time/timer.c:2344)
# 155.08 [+0.00] [  752.395895] [    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
# 155.08 [+0.00] [  752.395906] [    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:114)
# 155.09 [+0.00] [  752.395910] [    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
# 155.09 [+0.00] [  752.395917] [    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402)
# 155.09 [+0.00] [  752.395922] [    C0]  ? __run_timers (kernel/time/timer.c:2401)
# 155.10 [+0.00] [  752.395926] [    C0]  ? handle_softirqs (kernel/softirq.c:608)
# 155.10 [+0.00] [  752.395928] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 155.10 [+0.00] [  752.395931] [    C0]  handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
# 155.11 [+0.00] [  752.395939] [    C0]  ? _local_bh_enable (kernel/softirq.c:580)
# 155.11 [+0.00] [  752.395942] [    C0]  ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
# 155.11 [+0.00] [  752.395949] [    C0]  irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
# 155.12 [+0.00] [  752.395952] [    C0]  common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
# 155.12 [+0.00] [  752.395956] [    C0]  </IRQ>
# 155.12 [+0.00] [  752.395957] [    C0]  <TASK>
# 155.12 [+0.00] [  752.395960] [    C0]  asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688)
# 155.13 [+0.00] [  752.395964] [    C0] RIP: 0010:finish_task_switch.isra.0 (kernel/sched/core.c:5137)
# 155.13 [+0.00] [  752.395967] [    C0] Code: 04 00 00 8b 05 73 93 a0 03 48 85 d2 0f 85 a3 03 00 00 85 c0 0f 85 ab 02 00 00 48 89 df e8 66 47 2c 02 e8 31 65 31 00 fb 66 90 <48> 83 7d d0 00 74 4d 49 8d bd 18 05 00 00 48 b8 00 00 00 00 00 fc
All code
========
   0:	04 00                	add    $0x0,%al
   2:	00 8b 05 73 93 a0    	add    %cl,-0x5f6c8cfb(%rbx)
   8:	03 48 85             	add    -0x7b(%rax),%ecx
   b:	d2 0f                	rorb   %cl,(%rdi)
   d:	85 a3 03 00 00 85    	test   %esp,-0x7afffffd(%rbx)
  13:	c0 0f 85             	rorb   $0x85,(%rdi)
  16:	ab                   	stos   %eax,(%rdi)
  17:	02 00                	add    (%rax),%al
  19:	00 48 89             	add    %cl,-0x77(%rax)
  1c:	df e8                	fucomip %st(0),%st
  1e:	66 47 2c 02          	data16 rex.RXB sub $0x2,%al
  22:	e8 31 65 31 00       	call   0x316558
  27:	fb                   	sti
  28:	66 90                	xchg   %ax,%ax
  2a:*	48 83 7d d0 00       	cmpq   $0x0,-0x30(%rbp)		<-- trapping instruction
  2f:	74 4d                	je     0x7e
  31:	49 8d bd 18 05 00 00 	lea    0x518(%r13),%rdi
  38:	48                   	rex.W
  39:	b8 00 00 00 00       	mov    $0x0,%eax
  3e:	00 fc                	add    %bh,%ah

Code starting with the faulting instruction
===========================================
   0:	48 83 7d d0 00       	cmpq   $0x0,-0x30(%rbp)
   5:	74 4d                	je     0x54
   7:	49 8d bd 18 05 00 00 	lea    0x518(%r13),%rdi
   e:	48                   	rex.W
   f:	b8 00 00 00 00       	mov    $0x0,%eax
  14:	00 fc                	add    %bh,%ah
# 155.15 [+0.01] [  752.395969] [    C0] RSP: 0018:ffa00000000e7c00 EFLAGS: 00000282
# 155.15 [+0.00] [  752.395971] [    C0] RAX: 00000000008503cd RBX: ff11000035237280 RCX: ffffffffb4e295df
# 155.16 [+0.01] [  752.395973] [    C0] RDX: ff11000001ada2c0 RSI: ffffffffb79b41d3 RDI: ffffffffb746ae00
# 155.16 [+0.01] [  752.395975] [    C0] RBP: ffa00000000e7c48 R08: 0000000000000000 R09: 0000000000000001
# 155.17 [+0.01] [  752.395976] [    C0] R10: 0000000000000000 R11: 0000000000000001 R12: ff1100000a60a2c0
# 155.17 [+0.01] [  752.395977] [    C0] R13: ff11000001ada2c0 R14: ffffffffb8832934 R15: ff11000035237298
# 155.18 [+0.01] [  752.395984] [    C0]  ? finish_task_switch.isra.0 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/sched/sched.h:1570 kernel/sched/core.c:4995 kernel/sched/core.c:5112)
# 155.18 [+0.00] [  752.395995] [    C0]  __schedule (kernel/sched/core.c:5259)
# 155.19 [+0.00] [  752.396000] [    C0]  ? select_fallback_rq (kernel/sched/core.c:4069)
# 155.19 [+0.00] [  752.396005] [    C0]  ? io_schedule_timeout (kernel/sched/core.c:6719)
# 155.19 [+0.00] [  752.396011] [    C0]  ? lockdep_softirqs_on (kernel/locking/lockdep.c:470 (discriminator 6) kernel/locking/lockdep.c:4558 (discriminator 6))
# 155.20 [+0.00] [  752.396013] [    C0]  ? handle_softirqs (kernel/softirq.c:469 (discriminator 2) kernel/softirq.c:650 (discriminator 2))
# 155.20 [+0.00] [  752.396021] [    C0]  preempt_schedule_common (./arch/x86/include/asm/preempt.h:85 (discriminator 14) kernel/sched/core.c:7049 (discriminator 14))
# 155.20 [+0.00] [  752.396023] [    C0]  ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12)
# 155.21 [+0.00] [  752.396029] [    C0]  preempt_schedule_thunk (arch/x86/entry/thunk.S:12)
# 155.21 [+0.00] [  752.396033] [    C0]  ? kthread_should_park (./arch/x86/include/asm/bitops.h:202 (discriminator 1) ./arch/x86/include/asm/bitops.h:232 (discriminator 1) ./include/asm-generic/bitops/instrumented-non-atomic.h:142 (discriminator 1) kernel/kthread.c:174 (discriminator 1) kernel/kthread.c:190 (discriminator 1))
# 155.22 [+0.00] [  752.396039] [    C0]  smpboot_thread_fn (kernel/smpboot.c:159 (discriminator 4))
# 155.22 [+0.00] [  752.396045] [    C0]  ? sort_range (kernel/smpboot.c:103)
# 155.22 [+0.00] [  752.396047] [    C0]  kthread (kernel/kthread.c:463)
# 155.23 [+0.00] [  752.396051] [    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
# 155.23 [+0.00] [  752.396054] [    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
# 155.23 [+0.00] [  752.396058] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 155.24 [+0.00] [  752.396061] [    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
# 155.24 [+0.00] [  752.396065] [    C0]  ret_from_fork (arch/x86/kernel/process.c:164)
# 155.24 [+0.00] [  752.396070] [    C0]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
# 155.25 [+0.00] [  752.396076] [    C0]  ? __switch_to (./arch/x86/include/asm/cpufeature.h:101 arch/x86/kernel/process_64.c:377 arch/x86/kernel/process_64.c:665)
# 155.25 [+0.00] [  752.396079] [    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
# 155.26 [+0.00] [  752.396083] [    C0]  ret_from_fork_asm (arch/x86/entry/entry_64.S:256)
| # 155.26 [+0.00] [  760.551341] [    C0] rcu: INFO: rcu_preempt self-detected stall on CPU
| # 155.27 [+0.00] [  760.551662] [    C0] rcu: 0-....: (5457 ticks this GP) idle=16fc/1/0x4000000000000000 softirq=264619/264619 fqs=6343
| # 155.27 [+0.01] [  760.552470] [    C0] rcu: (t=26000 jiffies g=326277 q=605 ncpus=4)
| # 155.29 [+0.01] [  760.552730] [    C0] Tainted: [L]=SOFTLOCKUP
# 155.29 [+0.00] [  760.552731] [    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
# 155.29 [+0.00] [  760.552733] [    C0] RIP: 0010:_raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:160 kernel/locking/spinlock.c:202)
# 155.30 [+0.00] [  760.552742] [    C0] Code: 0f 1f 44 00 00 53 48 8b 74 24 08 48 89 fb 48 83 c7 18 e8 e5 57 df fd 48 89 df e8 4d a9 df fd e8 18 1d 05 fe fb bf 01 00 00 00 <e8> 8d ff d2 fd 65 8b 05 26 e2 05 02 85 c0 74 02 5b c3 e8 4b b7 87
All code
========
   0:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
   5:	53                   	push   %rbx
   6:	48 8b 74 24 08       	mov    0x8(%rsp),%rsi
   b:	48 89 fb             	mov    %rdi,%rbx
   e:	48 83 c7 18          	add    $0x18,%rdi
  12:	e8 e5 57 df fd       	call   0xfffffffffddf57fc
  17:	48 89 df             	mov    %rbx,%rdi
  1a:	e8 4d a9 df fd       	call   0xfffffffffddfa96c
  1f:	e8 18 1d 05 fe       	call   0xfffffffffe051d3c
  24:	fb                   	sti
  25:	bf 01 00 00 00       	mov    $0x1,%edi
  2a:*	e8 8d ff d2 fd       	call   0xfffffffffdd2ffbc		<-- trapping instruction
  2f:	65 8b 05 26 e2 05 02 	mov    %gs:0x205e226(%rip),%eax        # 0x205e25c
  36:	85 c0                	test   %eax,%eax
  38:	74 02                	je     0x3c
  3a:	5b                   	pop    %rbx
  3b:	c3                   	ret
  3c:	e8                   	.byte 0xe8
  3d:	4b b7 87             	rex.WXB mov $0x87,%r15b

Code starting with the faulting instruction
===========================================
   0:	e8 8d ff d2 fd       	call   0xfffffffffdd2ff92
   5:	65 8b 05 26 e2 05 02 	mov    %gs:0x205e226(%rip),%eax        # 0x205e232
   c:	85 c0                	test   %eax,%eax
   e:	74 02                	je     0x12
  10:	5b                   	pop    %rbx
  11:	c3                   	ret
  12:	e8                   	.byte 0xe8
  13:	4b b7 87             	rex.WXB mov $0x87,%r15b
# 155.31 [+0.01] [  760.552745] [    C0] RSP: 0018:ffa00000000e7a78 EFLAGS: 00000292
# 155.32 [+0.00] [  760.552749] [    C0] RAX: 000000000092e464 RBX: ff11000035238678 RCX: ffffffffb70eddf8
# 155.32 [+0.01] [  760.552750] [    C0] RDX: ff11000001ada2c0 RSI: ffffffffb79b41d3 RDI: 0000000000000001
# 155.33 [+0.01] [  760.552752] [    C0] RBP: ff110000352386b8 R08: 0000000000000000 R09: 0000000000000001
# 155.33 [+0.01] [  760.552753] [    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000004
# 155.34 [+0.01] [  760.552754] [    C0] R13: ff110000352384d0 R14: ff11000035238678 R15: ff11000035238660
# 155.34 [+0.01] [  760.552758] [    C0] FS:  0000000000000000(0000) GS:ff1100007c0d4000(0000) knlGS:0000000000000000
# 155.35 [+0.01] [  760.552761] [    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
# 155.36 [+0.00] [  760.552763] [    C0] CR2: 00005593ea4c2120 CR3: 0000000023334003 CR4: 0000000000771ef0
# 155.36 [+0.01] [  760.552764] [    C0] PKRU: 55555554
# 155.36 [+0.00] [  760.552765] [    C0] Call Trace:
# 155.37 [+0.00] [  760.552767] [    C0]  <TASK>
# 155.37 [+0.00] [  760.552772] [    C0]  process_backlog (net/core/dev.c:6646)
# 155.37 [+0.00] [  760.552783] [    C0]  __napi_poll.constprop.0 (net/core/dev.c:7679)
# 155.37 [+0.00] [  760.552787] [    C0]  net_rx_action (net/core/dev.c:7741 net/core/dev.c:7893)
# 155.38 [+0.00] [  760.552796] [    C0]  ? run_backlog_napi (net/core/dev.c:7855)
# 155.38 [+0.00] [  760.552811] [    C0]  ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:160 (discriminator 3) kernel/locking/spinlock.c:202 (discriminator 3))
# 155.39 [+0.00] [  760.552814] [    C0]  ? run_timer_softirq (kernel/time/timer.c:2401)
# 155.39 [+0.00] [  760.552820] [    C0]  ? __run_timers (kernel/time/timer.c:2401)
# 155.39 [+0.00] [  760.552825] [    C0]  handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
# 155.40 [+0.00] [  760.552833] [    C0]  ? _local_bh_enable (kernel/softirq.c:580)
# 155.40 [+0.00] [  760.552836] [    C0]  ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12)
# 155.40 [+0.00] [  760.552846] [    C0]  run_ksoftirqd (kernel/softirq.c:479 kernel/softirq.c:1064 kernel/softirq.c:1055)
# 155.41 [+0.00] [  760.552850] [    C0]  smpboot_thread_fn (kernel/smpboot.c:160)
# 155.41 [+0.00] [  760.552856] [    C0]  ? sort_range (kernel/smpboot.c:103)
# 155.41 [+0.00] [  760.552858] [    C0]  kthread (kernel/kthread.c:463)
# 155.42 [+0.00] [  760.552862] [    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
# 155.42 [+0.00] [  760.552864] [    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
# 155.42 [+0.00] [  760.552869] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 155.43 [+0.00] [  760.552873] [    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
# 155.43 [+0.00] [  760.552876] [    C0]  ret_from_fork (arch/x86/kernel/process.c:164)
# 155.43 [+0.00] [  760.552881] [    C0]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
# 155.44 [+0.00] [  760.552887] [    C0]  ? __switch_to (./arch/x86/include/asm/cpufeature.h:101 arch/x86/kernel/process_64.c:377 arch/x86/kernel/process_64.c:665)
# 155.44 [+0.00] [  760.552890] [    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
# 155.45 [+0.00] [  760.552893] [    C0]  ret_from_fork_asm (arch/x86/entry/entry_64.S:256)
| # 155.48 [+0.01] [  816.395593] [    C0] hardirqs last disabled at (722263): sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1056)
| # 155.49 [+0.01] [  816.395597] [    C0] softirqs last  enabled at (182906): handle_softirqs (kernel/softirq.c:469 (discriminator 2) kernel/softirq.c:650 (discriminator 2))
| # 155.50 [+0.01] [  816.395603] [    C0] softirqs last disabled at (182947): irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
| # 155.51 [+0.01] [  816.395615] [    C0] Tainted: [L]=SOFTLOCKUP
# 155.51 [+0.00] [  816.395617] [    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
# 155.52 [+0.00] [  816.395619] [    C0] Stopper: 0x0 <- 0x0
# 155.52 [+0.00] [  816.395626] [    C0] RIP: 0010:unwind_next_frame (arch/x86/kernel/unwind_orc.c:510)
# 155.52 [+0.00] [  816.395632] [    C0] Code: 85 c7 02 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d 55 41 48 89 d1 48 c1 e9 03 0f b6 04 01 48 89 d1 83 e1 07 38 c8 7f 08 84 c0 <0f> 85 88 08 00 00 41 0f b6 45 41 3c 01 0f 87 6c 46 b1 ff 48 b9 00
All code
========
   0:	85 c7                	test   %eax,%edi
   2:	02 00                	add    (%rax),%al
   4:	00 48 b8             	add    %cl,-0x48(%rax)
   7:	00 00                	add    %al,(%rax)
   9:	00 00                	add    %al,(%rax)
   b:	00 fc                	add    %bh,%ah
   d:	ff                   	lcall  (bad)
   e:	df 49 8d             	fisttps -0x73(%rcx)
  11:	55                   	push   %rbp
  12:	41                   	rex.B
  13:	48 89 d1             	mov    %rdx,%rcx
  16:	48 c1 e9 03          	shr    $0x3,%rcx
  1a:	0f b6 04 01          	movzbl (%rcx,%rax,1),%eax
  1e:	48 89 d1             	mov    %rdx,%rcx
  21:	83 e1 07             	and    $0x7,%ecx
  24:	38 c8                	cmp    %cl,%al
  26:	7f 08                	jg     0x30
  28:	84 c0                	test   %al,%al
  2a:*	0f 85 88 08 00 00    	jne    0x8b8		<-- trapping instruction
  30:	41 0f b6 45 41       	movzbl 0x41(%r13),%eax
  35:	3c 01                	cmp    $0x1,%al
  37:	0f 87 6c 46 b1 ff    	ja     0xffffffffffb146a9
  3d:	48                   	rex.W
  3e:	b9                   	.byte 0xb9
	...

Code starting with the faulting instruction
===========================================
   0:	0f 85 88 08 00 00    	jne    0x88e
   6:	41 0f b6 45 41       	movzbl 0x41(%r13),%eax
   b:	3c 01                	cmp    $0x1,%al
   d:	0f 87 6c 46 b1 ff    	ja     0xffffffffffb1467f
  13:	48                   	rex.W
  14:	b9                   	.byte 0xb9
	...
# 155.54 [+0.01] [  816.395634] [    C0] RSP: 0018:ffa0000000007658 EFLAGS: 00000246
# 155.54 [+0.00] [  816.395637] [    C0] RAX: 0000000000000000 RBX: 1ff4000000000ed4 RCX: 0000000000000001
# 155.55 [+0.01] [  816.395639] [    C0] RDX: ffa0000000007799 RSI: ffffffffb746ad80 RDI: ffffffffb7a4df80
# 155.55 [+0.01] [  816.395640] [    C0] RBP: 0000000000000002 R08: ff11000001b44fe0 R09: ff11000001b44fe0
# 155.56 [+0.01] [  816.395642] [    C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffa00000000077b0
# 155.56 [+0.01] [  816.395643] [    C0] R13: ffa0000000007758 R14: 0000000000000000 R15: ff11000001b44540
# 155.57 [+0.01] [  816.395647] [    C0] FS:  0000000000000000(0000) GS:ff1100007c0d4000(0000) knlGS:0000000000000000
# 155.58 [+0.01] [  816.395651] [    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
# 155.58 [+0.00] [  816.395653] [    C0] CR2: 00005593ea4c2120 CR3: 0000000023334003 CR4: 0000000000771ef0
# 155.59 [+0.01] [  816.395655] [    C0] PKRU: 55555554
# 155.59 [+0.00] [  816.395656] [    C0] Call Trace:
# 155.59 [+0.00] [  816.395658] [    C0]  <IRQ>
# 155.59 [+0.00] [  816.395663] [    C0]  ? irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
# 155.60 [+0.00] [  816.395669] [    C0]  ? kmem_cache_alloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4958 mm/slub.c:5263 mm/slub.c:5270)
# 155.60 [+0.00] [  816.395674] [    C0]  ? stack_access_ok (arch/x86/kernel/unwind_orc.c:485)
# 155.60 [+0.00] [  816.395677] [    C0]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4042)
# 155.61 [+0.00] [  816.395685] [    C0]  ? __unwind_start (./arch/x86/include/asm/unwind.h:50 arch/x86/kernel/unwind_orc.c:770)
# 155.61 [+0.00] [  816.395690] [    C0]  ? write_profile (kernel/stacktrace.c:83)
# 155.61 [+0.00] [  816.395695] [    C0]  arch_stack_walk (arch/x86/kernel/stacktrace.c:24 (discriminator 3))
# 155.62 [+0.00] [  816.395704] [    C0]  ? irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
# 155.62 [+0.00] [  816.395711] [    C0]  stack_trace_save (kernel/stacktrace.c:123)
# 155.62 [+0.00] [  816.395714] [    C0]  ? filter_irq_stacks (kernel/stacktrace.c:114)
# 155.63 [+0.00] [  816.395723] [    C0]  set_track_prepare (mm/slub.c:1047)
# 155.63 [+0.00] [  816.395727] [    C0]  ? kmem_cache_alloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4958 mm/slub.c:5263 mm/slub.c:5270)
# 155.64 [+0.00] [  816.395730] [    C0]  ? dst_alloc (net/core/dst.c:90)
# 155.64 [+0.00] [  816.395734] [    C0]  ? icmp6_dst_alloc (net/ipv6/route.c:342 net/ipv6/route.c:3333)
# 155.64 [+0.00] [  816.395737] [    C0]  ? ndisc_send_skb (net/ipv6/ndisc.c:491)
# 155.65 [+0.00] [  816.395740] [    C0]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4042)
# 155.65 [+0.00] [  816.395743] [    C0]  ? call_timer_fn (kernel/time/timer.c:1749)
# 155.65 [+0.00] [  816.395746] [    C0]  ? __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373)
# 155.66 [+0.00] [  816.395757] [    C0]  ? run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402)
# 155.66 [+0.00] [  816.395760] [    C0]  ? handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
# 155.66 [+0.00] [  816.395762] [    C0]  ? irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
# 155.67 [+0.00] [  816.395769] [    C0]  __alloc_object (mm/kmemleak.c:701 (discriminator 1))
# 155.67 [+0.00] [  816.395774] [    C0]  __create_object (mm/kmemleak.c:780)
# 155.67 [+0.00] [  816.395778] [    C0]  ? kasan_save_track (mm/kasan/common.c:70 (discriminator 1) mm/kasan/common.c:79 (discriminator 1))
# 155.68 [+0.00] [  816.395785] [    C0]  kmem_cache_alloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4958 mm/slub.c:5263 mm/slub.c:5270)
# 155.68 [+0.00] [  816.395793] [    C0]  ? dst_alloc (net/core/dst.c:90)
# 155.68 [+0.00] [  816.395795] [    C0]  dst_alloc (net/core/dst.c:90)
# 155.69 [+0.00] [  816.395801] [    C0]  icmp6_dst_alloc (net/ipv6/route.c:342 net/ipv6/route.c:3333)
# 155.69 [+0.00] [  816.395804] [    C0]  ? icmpv6_flow_init (net/ipv6/icmp.c:1248)
# 155.69 [+0.00] [  816.395810] [    C0]  ndisc_send_skb (net/ipv6/ndisc.c:491)
# 155.70 [+0.00] [  816.395818] [    C0]  ? ndisc_ns_create (net/ipv6/ndisc.c:470)
# 155.70 [+0.00] [  816.395827] [    C0]  ? __ndisc_fill_addr_option (net/ipv6/ndisc.c:160)
# 155.71 [+0.00] [  816.395837] [    C0]  addrconf_rs_timer (net/ipv6/addrconf.c:4042)
# 155.71 [+0.00] [  816.395843] [    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
# 155.71 [+0.00] [  816.395848] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 155.72 [+0.00] [  816.395851] [    C0]  ? call_timer_fn (kernel/time/timer.c:1745 (discriminator 1))
# 155.72 [+0.00] [  816.395854] [    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
# 155.72 [+0.00] [  816.395860] [    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
# 155.73 [+0.00] [  816.395864] [    C0]  call_timer_fn (kernel/time/timer.c:1749)
# 155.73 [+0.00] [  816.395869] [    C0]  ? detach_if_pending (kernel/time/timer.c:1725)
# 155.73 [+0.00] [  816.395873] [    C0]  ? debug_object_active_state (lib/debugobjects.c:862)
# 155.74 [+0.00] [  816.395880] [    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
# 155.74 [+0.00] [  816.395885] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 155.74 [+0.00] [  816.395891] [    C0]  __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373)
# 155.75 [+0.00] [  816.395895] [    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
# 155.75 [+0.00] [  816.395901] [    C0]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
# 155.75 [+0.00] [  816.395904] [    C0]  ? __bpf_trace_itimer_expire (kernel/time/timer.c:2344)
# 155.76 [+0.00] [  816.395908] [    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
# 155.76 [+0.00] [  816.395919] [    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:114)
# 155.77 [+0.00] [  816.395923] [    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
# 155.77 [+0.00] [  816.395931] [    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402)
# 155.77 [+0.00] [  816.395935] [    C0]  ? __run_timers (kernel/time/timer.c:2401)
# 155.78 [+0.00] [  816.395940] [    C0]  ? handle_softirqs (kernel/softirq.c:608)
# 155.78 [+0.00] [  816.395943] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 155.78 [+0.00] [  816.395946] [    C0]  handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
# 155.79 [+0.00] [  816.395954] [    C0]  ? _local_bh_enable (kernel/softirq.c:580)
# 155.79 [+0.00] [  816.395957] [    C0]  ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
# 155.79 [+0.00] [  816.395965] [    C0]  irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
# 155.80 [+0.00] [  816.395968] [    C0]  common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
# 155.80 [+0.00] [  816.395973] [    C0]  </IRQ>
# 155.80 [+0.00] [  816.395974] [    C0]  <TASK>
# 155.80 [+0.00] [  816.395977] [    C0]  asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688)
# 155.81 [+0.00] [  816.395981] [    C0] RIP: 0010:finish_task_switch.isra.0 (kernel/sched/core.c:5137)
# 155.81 [+0.00] [  816.395985] [    C0] Code: 04 00 00 8b 05 73 93 a0 03 48 85 d2 0f 85 a3 03 00 00 85 c0 0f 85 ab 02 00 00 48 89 df e8 66 47 2c 02 e8 31 65 31 00 fb 66 90 <48> 83 7d d0 00 74 4d 49 8d bd 18 05 00 00 48 b8 00 00 00 00 00 fc
All code
========
   0:	04 00                	add    $0x0,%al
   2:	00 8b 05 73 93 a0    	add    %cl,-0x5f6c8cfb(%rbx)
   8:	03 48 85             	add    -0x7b(%rax),%ecx
   b:	d2 0f                	rorb   %cl,(%rdi)
   d:	85 a3 03 00 00 85    	test   %esp,-0x7afffffd(%rbx)
  13:	c0 0f 85             	rorb   $0x85,(%rdi)
  16:	ab                   	stos   %eax,(%rdi)
  17:	02 00                	add    (%rax),%al
  19:	00 48 89             	add    %cl,-0x77(%rax)
  1c:	df e8                	fucomip %st(0),%st
  1e:	66 47 2c 02          	data16 rex.RXB sub $0x2,%al
  22:	e8 31 65 31 00       	call   0x316558
  27:	fb                   	sti
  28:	66 90                	xchg   %ax,%ax
  2a:*	48 83 7d d0 00       	cmpq   $0x0,-0x30(%rbp)		<-- trapping instruction
  2f:	74 4d                	je     0x7e
  31:	49 8d bd 18 05 00 00 	lea    0x518(%r13),%rdi
  38:	48                   	rex.W
  39:	b8 00 00 00 00       	mov    $0x0,%eax
  3e:	00 fc                	add    %bh,%ah

Code starting with the faulting instruction
===========================================
   0:	48 83 7d d0 00       	cmpq   $0x0,-0x30(%rbp)
   5:	74 4d                	je     0x54
   7:	49 8d bd 18 05 00 00 	lea    0x518(%r13),%rdi
   e:	48                   	rex.W
   f:	b8 00 00 00 00       	mov    $0x0,%eax
  14:	00 fc                	add    %bh,%ah
# 155.83 [+0.01] [  816.395987] [    C0] RSP: 0018:ffa0000000127c60 EFLAGS: 00000282
# 155.83 [+0.00] [  816.395990] [    C0] RAX: 000000000002caa1 RBX: ff11000035237280 RCX: ffffffffb4e295df
# 155.84 [+0.01] [  816.395991] [    C0] RDX: ff11000001b44540 RSI: ffffffffb79b41d3 RDI: ffffffffb746ae00
# 155.84 [+0.01] [  816.395993] [    C0] RBP: ffa0000000127ca8 R08: 0000000000000000 R09: 0000000000000001
# 155.85 [+0.01] [  816.395995] [    C0] R10: 0000000000000000 R11: 0000000000000001 R12: ff11000001ada2c0
# 155.85 [+0.01] [  816.395996] [    C0] R13: ff11000001b44540 R14: ffffffffb8832934 R15: ff11000035237298
# 155.86 [+0.01] [  816.396003] [    C0]  ? finish_task_switch.isra.0 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/sched/sched.h:1570 kernel/sched/core.c:4995 kernel/sched/core.c:5112)
# 155.86 [+0.00] [  816.396014] [    C0]  __schedule (kernel/sched/core.c:5259)
# 155.87 [+0.00] [  816.396022] [    C0]  ? io_schedule_timeout (kernel/sched/core.c:6719)
# 155.87 [+0.00] [  816.396027] [    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
# 155.87 [+0.00] [  816.396034] [    C0]  schedule (kernel/sched/core.c:6946 kernel/sched/core.c:6960)
# 155.88 [+0.00] [  816.396038] [    C0]  smpboot_thread_fn (kernel/smpboot.c:156)
# 155.88 [+0.00] [  816.396045] [    C0]  ? sort_range (kernel/smpboot.c:103)
# 155.88 [+0.00] [  816.396047] [    C0]  kthread (kernel/kthread.c:463)
# 155.89 [+0.00] [  816.396051] [    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
# 155.89 [+0.00] [  816.396054] [    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
# 155.89 [+0.00] [  816.396058] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 155.90 [+0.00] [  816.396061] [    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
# 155.90 [+0.00] [  816.396065] [    C0]  ret_from_fork (arch/x86/kernel/process.c:164)
# 155.90 [+0.00] [  816.396070] [    C0]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
# 155.91 [+0.00] [  816.396076] [    C0]  ? __switch_to (./arch/x86/include/asm/cpufeature.h:101 arch/x86/kernel/process_64.c:377 arch/x86/kernel/process_64.c:665)
# 155.91 [+0.00] [  816.396080] [    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
# 155.92 [+0.00] [  816.396084] [    C0]  ret_from_fork_asm (arch/x86/entry/entry_64.S:256)
| [  752.395573][    C0] hardirqs last  enabled at (9369410): irqentry_exit (kernel/entry/common.c:220)
| [  752.395584][    C0] hardirqs last disabled at (9369411): sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1056)
| [  752.395588][    C0] softirqs last  enabled at (8717258): handle_softirqs (kernel/softirq.c:469 (discriminator 2) kernel/softirq.c:650 (discriminator 2))
| [  752.395593][    C0] softirqs last disabled at (8717263): irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
[  752.395605][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  752.395608][    C0] RIP: 0010:lock_acquire.part.0 (kernel/locking/lockdep.c:5872)
[  752.395613][    C0] Code: ff 65 0f c1 05 87 d6 26 04 83 f8 01 4c 8b 14 24 0f 85 30 01 00 00 9c 58 f6 c4 02 0f 85 4d 01 00 00 4d 85 d2 0f 85 16 01 00 00 <48> 8b 44 24 30 65 48 2b 05 59 90 26 04 0f 85 43 01 00 00 48 83 c4
All code
========
   0:	ff 65 0f             	jmp    *0xf(%rbp)
   3:	c1 05 87 d6 26 04 83 	roll   $0x83,0x426d687(%rip)        # 0x426d691
   a:	f8                   	clc
   b:	01 4c 8b 14          	add    %ecx,0x14(%rbx,%rcx,4)
   f:	24 0f                	and    $0xf,%al
  11:	85 30                	test   %esi,(%rax)
  13:	01 00                	add    %eax,(%rax)
  15:	00 9c 58 f6 c4 02 0f 	add    %bl,0xf02c4f6(%rax,%rbx,2)
  1c:	85 4d 01             	test   %ecx,0x1(%rbp)
  1f:	00 00                	add    %al,(%rax)
  21:	4d 85 d2             	test   %r10,%r10
  24:	0f 85 16 01 00 00    	jne    0x140
  2a:*	48 8b 44 24 30       	mov    0x30(%rsp),%rax		<-- trapping instruction
  2f:	65 48 2b 05 59 90 26 	sub    %gs:0x4269059(%rip),%rax        # 0x4269090
  36:	04 
  37:	0f 85 43 01 00 00    	jne    0x180
  3d:	48                   	rex.W
  3e:	83                   	.byte 0x83
  3f:	c4                   	.byte 0xc4

Code starting with the faulting instruction
===========================================
   0:	48 8b 44 24 30       	mov    0x30(%rsp),%rax
   5:	65 48 2b 05 59 90 26 	sub    %gs:0x4269059(%rip),%rax        # 0x4269066
   c:	04 
   d:	0f 85 43 01 00 00    	jne    0x156
  13:	48                   	rex.W
  14:	83                   	.byte 0x83
  15:	c4                   	.byte 0xc4
[  752.395616][    C0] RSP: 0018:ffa00000000075e0 EFLAGS: 00000206
[  752.395619][    C0] RAX: 0000000000000046 RBX: 0000000000000000 RCX: 72448a6f3d6b2bdb
[  752.395621][    C0] RDX: 0000000000000003 RSI: ffffffffb799d388 RDI: ffffffffb746ae00
[  752.395623][    C0] RBP: 0000000000000000 R08: ff11000001adad60 R09: ff11000001adad60
[  752.395625][    C0] R10: 0000000000000200 R11: 0000000000000001 R12: ffffffffb7f710c0
[  752.395626][    C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  752.395629][    C0] FS:  0000000000000000(0000) GS:ff1100007c0d4000(0000) knlGS:0000000000000000
[  752.395634][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  752.395635][    C0] CR2: 00005593ea4c2120 CR3: 0000000023334003 CR4: 0000000000771ef0
[  752.395637][    C0] PKRU: 55555554
[  752.395639][    C0] Call Trace:
[  752.395641][    C0]  <IRQ>
[  752.395647][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  752.395651][    C0]  ? unwind_next_frame (./include/linux/rcupdate.h:331 (discriminator 1) ./include/linux/rcupdate.h:867 (discriminator 1) ./include/linux/rcupdate.h:1195 (discriminator 1) arch/x86/kernel/unwind_orc.c:495 (discriminator 1))
[  752.395655][    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
[  752.395661][    C0]  unwind_next_frame (./include/linux/rcupdate.h:868 ./include/linux/rcupdate.h:1195 arch/x86/kernel/unwind_orc.c:495)
[  752.395665][    C0]  ? unwind_next_frame (./include/linux/rcupdate.h:331 (discriminator 1) ./include/linux/rcupdate.h:867 (discriminator 1) ./include/linux/rcupdate.h:1195 (discriminator 1) arch/x86/kernel/unwind_orc.c:495 (discriminator 1))
[  752.395668][    C0]  ? handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
[  752.395673][    C0]  ? __kmalloc_cache_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4958 mm/slub.c:5263 mm/slub.c:5771)
[  752.395679][    C0]  ? stack_access_ok (arch/x86/kernel/unwind_orc.c:485)
[  752.395681][    C0]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4042)
[  752.395690][    C0]  ? __unwind_start (./arch/x86/include/asm/unwind.h:50 arch/x86/kernel/unwind_orc.c:770)
[  752.395695][    C0]  ? write_profile (kernel/stacktrace.c:83)
[  752.395699][    C0]  arch_stack_walk (arch/x86/kernel/stacktrace.c:24 (discriminator 3))
[  752.395709][    C0]  ? handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
[  752.395716][    C0]  stack_trace_save (kernel/stacktrace.c:123)
[  752.395719][    C0]  ? filter_irq_stacks (kernel/stacktrace.c:114)
[  752.395728][    C0]  set_track_prepare (mm/slub.c:1047)
[  752.395732][    C0]  ? __kmalloc_cache_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4958 mm/slub.c:5263 mm/slub.c:5771)
[  752.395735][    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
[  752.395739][    C0]  ? icmp6_dst_alloc (./include/net/dst.h:136 ./include/net/dst.h:197 net/ipv6/route.c:3346)
[  752.395742][    C0]  ? ndisc_send_skb (net/ipv6/ndisc.c:491)
[  752.395745][    C0]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4042)
[  752.395748][    C0]  ? call_timer_fn (kernel/time/timer.c:1749)
[  752.395751][    C0]  ? __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373)
[  752.395753][    C0]  ? run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402)
[  752.395756][    C0]  ? handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
[  752.395763][    C0]  __alloc_object (mm/kmemleak.c:701 (discriminator 1))
[  752.395766][    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
[  752.395768][    C0]  ? __slab_alloc.isra.0 (mm/slub.c:4782 (discriminator 3))
[  752.395771][    C0]  __create_object (mm/kmemleak.c:780)
[  752.395778][    C0]  __kmalloc_cache_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4958 mm/slub.c:5263 mm/slub.c:5771)
[  752.395783][    C0]  ? dst_init (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/rcuref.h:26 net/core/dst.c:69)
[  752.395787][    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
[  752.395790][    C0]  dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
[  752.395795][    C0]  icmp6_dst_alloc (./include/net/dst.h:136 ./include/net/dst.h:197 net/ipv6/route.c:3346)
[  752.395798][    C0]  ? icmpv6_flow_init (net/ipv6/icmp.c:1248)
[  752.395803][    C0]  ndisc_send_skb (net/ipv6/ndisc.c:491)
[  752.395811][    C0]  ? ndisc_ns_create (net/ipv6/ndisc.c:470)
[  752.395820][    C0]  ? __ndisc_fill_addr_option (net/ipv6/ndisc.c:160)
[  752.395829][    C0]  addrconf_rs_timer (net/ipv6/addrconf.c:4042)
[  752.395835][    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
[  752.395839][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  752.395842][    C0]  ? call_timer_fn (kernel/time/timer.c:1745 (discriminator 1))
[  752.395845][    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
[  752.395849][    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
[  752.395853][    C0]  call_timer_fn (kernel/time/timer.c:1749)
[  752.395857][    C0]  ? detach_if_pending (kernel/time/timer.c:1725)
[  752.395861][    C0]  ? debug_object_active_state (lib/debugobjects.c:862)
[  752.395868][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[  752.395873][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  752.395878][    C0]  __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373)
[  752.395882][    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
[  752.395888][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[  752.395891][    C0]  ? __bpf_trace_itimer_expire (kernel/time/timer.c:2344)
[  752.395895][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[  752.395906][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:114)
[  752.395910][    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
[  752.395917][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402)
[  752.395922][    C0]  ? __run_timers (kernel/time/timer.c:2401)
[  752.395926][    C0]  ? handle_softirqs (kernel/softirq.c:608)
[  752.395928][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  752.395931][    C0]  handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
[  752.395939][    C0]  ? _local_bh_enable (kernel/softirq.c:580)
[  752.395942][    C0]  ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  752.395949][    C0]  irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
[  752.395952][    C0]  common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
[  752.395956][    C0]  </IRQ>
[  752.395957][    C0]  <TASK>
[  752.395960][    C0]  asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688)
[  752.395964][    C0] RIP: 0010:finish_task_switch.isra.0 (kernel/sched/core.c:5137)
[  752.395967][    C0] Code: 04 00 00 8b 05 73 93 a0 03 48 85 d2 0f 85 a3 03 00 00 85 c0 0f 85 ab 02 00 00 48 89 df e8 66 47 2c 02 e8 31 65 31 00 fb 66 90 <48> 83 7d d0 00 74 4d 49 8d bd 18 05 00 00 48 b8 00 00 00 00 00 fc
All code
========
   0:	04 00                	add    $0x0,%al
   2:	00 8b 05 73 93 a0    	add    %cl,-0x5f6c8cfb(%rbx)
   8:	03 48 85             	add    -0x7b(%rax),%ecx
   b:	d2 0f                	rorb   %cl,(%rdi)
   d:	85 a3 03 00 00 85    	test   %esp,-0x7afffffd(%rbx)
  13:	c0 0f 85             	rorb   $0x85,(%rdi)
  16:	ab                   	stos   %eax,(%rdi)
  17:	02 00                	add    (%rax),%al
  19:	00 48 89             	add    %cl,-0x77(%rax)
  1c:	df e8                	fucomip %st(0),%st
  1e:	66 47 2c 02          	data16 rex.RXB sub $0x2,%al
  22:	e8 31 65 31 00       	call   0x316558
  27:	fb                   	sti
  28:	66 90                	xchg   %ax,%ax
  2a:*	48 83 7d d0 00       	cmpq   $0x0,-0x30(%rbp)		<-- trapping instruction
  2f:	74 4d                	je     0x7e
  31:	49 8d bd 18 05 00 00 	lea    0x518(%r13),%rdi
  38:	48                   	rex.W
  39:	b8 00 00 00 00       	mov    $0x0,%eax
  3e:	00 fc                	add    %bh,%ah

Code starting with the faulting instruction
===========================================
   0:	48 83 7d d0 00       	cmpq   $0x0,-0x30(%rbp)
   5:	74 4d                	je     0x54
   7:	49 8d bd 18 05 00 00 	lea    0x518(%r13),%rdi
   e:	48                   	rex.W
   f:	b8 00 00 00 00       	mov    $0x0,%eax
  14:	00 fc                	add    %bh,%ah
[  752.395969][    C0] RSP: 0018:ffa00000000e7c00 EFLAGS: 00000282
[  752.395971][    C0] RAX: 00000000008503cd RBX: ff11000035237280 RCX: ffffffffb4e295df
[  752.395973][    C0] RDX: ff11000001ada2c0 RSI: ffffffffb79b41d3 RDI: ffffffffb746ae00
[  752.395975][    C0] RBP: ffa00000000e7c48 R08: 0000000000000000 R09: 0000000000000001
[  752.395976][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: ff1100000a60a2c0
[  752.395977][    C0] R13: ff11000001ada2c0 R14: ffffffffb8832934 R15: ff11000035237298
[  752.395984][    C0]  ? finish_task_switch.isra.0 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/sched/sched.h:1570 kernel/sched/core.c:4995 kernel/sched/core.c:5112)
[  752.395995][    C0]  __schedule (kernel/sched/core.c:5259)
[  752.396000][    C0]  ? select_fallback_rq (kernel/sched/core.c:4069)
[  752.396005][    C0]  ? io_schedule_timeout (kernel/sched/core.c:6719)
[  752.396011][    C0]  ? lockdep_softirqs_on (kernel/locking/lockdep.c:470 (discriminator 6) kernel/locking/lockdep.c:4558 (discriminator 6))
[  752.396013][    C0]  ? handle_softirqs (kernel/softirq.c:469 (discriminator 2) kernel/softirq.c:650 (discriminator 2))
[  752.396021][    C0]  preempt_schedule_common (./arch/x86/include/asm/preempt.h:85 (discriminator 14) kernel/sched/core.c:7049 (discriminator 14))
[  752.396023][    C0]  ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12)
[  752.396029][    C0]  preempt_schedule_thunk (arch/x86/entry/thunk.S:12)
[  752.396033][    C0]  ? kthread_should_park (./arch/x86/include/asm/bitops.h:202 (discriminator 1) ./arch/x86/include/asm/bitops.h:232 (discriminator 1) ./include/asm-generic/bitops/instrumented-non-atomic.h:142 (discriminator 1) kernel/kthread.c:174 (discriminator 1) kernel/kthread.c:190 (discriminator 1))
[  752.396039][    C0]  smpboot_thread_fn (kernel/smpboot.c:159 (discriminator 4))
[  752.396045][    C0]  ? sort_range (kernel/smpboot.c:103)
[  752.396047][    C0]  kthread (kernel/kthread.c:463)
[  752.396051][    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
[  752.396054][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[  752.396058][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  752.396061][    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
[  752.396065][    C0]  ret_from_fork (arch/x86/kernel/process.c:164)
[  752.396070][    C0]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  752.396076][    C0]  ? __switch_to (./arch/x86/include/asm/cpufeature.h:101 arch/x86/kernel/process_64.c:377 arch/x86/kernel/process_64.c:665)
[  752.396079][    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
[  752.396083][    C0]  ret_from_fork_asm (arch/x86/entry/entry_64.S:256)
| [  760.551341][    C0] rcu: INFO: rcu_preempt self-detected stall on CPU
| [  760.551662][    C0] rcu: 0-....: (5457 ticks this GP) idle=16fc/1/0x4000000000000000 softirq=264619/264619 fqs=6343
| [  760.552470][    C0] rcu: (t=26000 jiffies g=326277 q=605 ncpus=4)
| [  760.552730][    C0] Tainted: [L]=SOFTLOCKUP
[  760.552731][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  760.552733][    C0] RIP: 0010:_raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:160 kernel/locking/spinlock.c:202)
[  760.552742][    C0] Code: 0f 1f 44 00 00 53 48 8b 74 24 08 48 89 fb 48 83 c7 18 e8 e5 57 df fd 48 89 df e8 4d a9 df fd e8 18 1d 05 fe fb bf 01 00 00 00 <e8> 8d ff d2 fd 65 8b 05 26 e2 05 02 85 c0 74 02 5b c3 e8 4b b7 87
All code
========
   0:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
   5:	53                   	push   %rbx
   6:	48 8b 74 24 08       	mov    0x8(%rsp),%rsi
   b:	48 89 fb             	mov    %rdi,%rbx
   e:	48 83 c7 18          	add    $0x18,%rdi
  12:	e8 e5 57 df fd       	call   0xfffffffffddf57fc
  17:	48 89 df             	mov    %rbx,%rdi
  1a:	e8 4d a9 df fd       	call   0xfffffffffddfa96c
  1f:	e8 18 1d 05 fe       	call   0xfffffffffe051d3c
  24:	fb                   	sti
  25:	bf 01 00 00 00       	mov    $0x1,%edi
  2a:*	e8 8d ff d2 fd       	call   0xfffffffffdd2ffbc		<-- trapping instruction
  2f:	65 8b 05 26 e2 05 02 	mov    %gs:0x205e226(%rip),%eax        # 0x205e25c
  36:	85 c0                	test   %eax,%eax
  38:	74 02                	je     0x3c
  3a:	5b                   	pop    %rbx
  3b:	c3                   	ret
  3c:	e8                   	.byte 0xe8
  3d:	4b b7 87             	rex.WXB mov $0x87,%r15b

Code starting with the faulting instruction
===========================================
   0:	e8 8d ff d2 fd       	call   0xfffffffffdd2ff92
   5:	65 8b 05 26 e2 05 02 	mov    %gs:0x205e226(%rip),%eax        # 0x205e232
   c:	85 c0                	test   %eax,%eax
   e:	74 02                	je     0x12
  10:	5b                   	pop    %rbx
  11:	c3                   	ret
  12:	e8                   	.byte 0xe8
  13:	4b b7 87             	rex.WXB mov $0x87,%r15b
[  760.552745][    C0] RSP: 0018:ffa00000000e7a78 EFLAGS: 00000292
[  760.552749][    C0] RAX: 000000000092e464 RBX: ff11000035238678 RCX: ffffffffb70eddf8
[  760.552750][    C0] RDX: ff11000001ada2c0 RSI: ffffffffb79b41d3 RDI: 0000000000000001
[  760.552752][    C0] RBP: ff110000352386b8 R08: 0000000000000000 R09: 0000000000000001
[  760.552753][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000004
[  760.552754][    C0] R13: ff110000352384d0 R14: ff11000035238678 R15: ff11000035238660
[  760.552758][    C0] FS:  0000000000000000(0000) GS:ff1100007c0d4000(0000) knlGS:0000000000000000
[  760.552761][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  760.552763][    C0] CR2: 00005593ea4c2120 CR3: 0000000023334003 CR4: 0000000000771ef0
[  760.552764][    C0] PKRU: 55555554
[  760.552765][    C0] Call Trace:
[  760.552767][    C0]  <TASK>
[  760.552772][    C0]  process_backlog (net/core/dev.c:6646)
[  760.552783][    C0]  __napi_poll.constprop.0 (net/core/dev.c:7679)
[  760.552787][    C0]  net_rx_action (net/core/dev.c:7741 net/core/dev.c:7893)
[  760.552796][    C0]  ? run_backlog_napi (net/core/dev.c:7855)
[  760.552811][    C0]  ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:160 (discriminator 3) kernel/locking/spinlock.c:202 (discriminator 3))
[  760.552814][    C0]  ? run_timer_softirq (kernel/time/timer.c:2401)
[  760.552820][    C0]  ? __run_timers (kernel/time/timer.c:2401)
[  760.552825][    C0]  handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
[  760.552833][    C0]  ? _local_bh_enable (kernel/softirq.c:580)
[  760.552836][    C0]  ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12)
[  760.552846][    C0]  run_ksoftirqd (kernel/softirq.c:479 kernel/softirq.c:1064 kernel/softirq.c:1055)
[  760.552850][    C0]  smpboot_thread_fn (kernel/smpboot.c:160)
[  760.552856][    C0]  ? sort_range (kernel/smpboot.c:103)
[  760.552858][    C0]  kthread (kernel/kthread.c:463)
[  760.552862][    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
[  760.552864][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[  760.552869][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  760.552873][    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
[  760.552876][    C0]  ret_from_fork (arch/x86/kernel/process.c:164)
[  760.552881][    C0]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  760.552887][    C0]  ? __switch_to (./arch/x86/include/asm/cpufeature.h:101 arch/x86/kernel/process_64.c:377 arch/x86/kernel/process_64.c:665)
[  760.552890][    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
[  760.552893][    C0]  ret_from_fork_asm (arch/x86/entry/entry_64.S:256)
| [  816.395593][    C0] hardirqs last disabled at (722263): sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1056)
| [  816.395597][    C0] softirqs last  enabled at (182906): handle_softirqs (kernel/softirq.c:469 (discriminator 2) kernel/softirq.c:650 (discriminator 2))
| [  816.395603][    C0] softirqs last disabled at (182947): irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
| [  816.395615][    C0] Tainted: [L]=SOFTLOCKUP
[  816.395617][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  816.395619][    C0] Stopper: 0x0 <- 0x0
[  816.395626][    C0] RIP: 0010:unwind_next_frame (arch/x86/kernel/unwind_orc.c:510)
[  816.395632][    C0] Code: 85 c7 02 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d 55 41 48 89 d1 48 c1 e9 03 0f b6 04 01 48 89 d1 83 e1 07 38 c8 7f 08 84 c0 <0f> 85 88 08 00 00 41 0f b6 45 41 3c 01 0f 87 6c 46 b1 ff 48 b9 00
All code
========
   0:	85 c7                	test   %eax,%edi
   2:	02 00                	add    (%rax),%al
   4:	00 48 b8             	add    %cl,-0x48(%rax)
   7:	00 00                	add    %al,(%rax)
   9:	00 00                	add    %al,(%rax)
   b:	00 fc                	add    %bh,%ah
   d:	ff                   	lcall  (bad)
   e:	df 49 8d             	fisttps -0x73(%rcx)
  11:	55                   	push   %rbp
  12:	41                   	rex.B
  13:	48 89 d1             	mov    %rdx,%rcx
  16:	48 c1 e9 03          	shr    $0x3,%rcx
  1a:	0f b6 04 01          	movzbl (%rcx,%rax,1),%eax
  1e:	48 89 d1             	mov    %rdx,%rcx
  21:	83 e1 07             	and    $0x7,%ecx
  24:	38 c8                	cmp    %cl,%al
  26:	7f 08                	jg     0x30
  28:	84 c0                	test   %al,%al
  2a:*	0f 85 88 08 00 00    	jne    0x8b8		<-- trapping instruction
  30:	41 0f b6 45 41       	movzbl 0x41(%r13),%eax
  35:	3c 01                	cmp    $0x1,%al
  37:	0f 87 6c 46 b1 ff    	ja     0xffffffffffb146a9
  3d:	48                   	rex.W
  3e:	b9                   	.byte 0xb9
	...

Code starting with the faulting instruction
===========================================
   0:	0f 85 88 08 00 00    	jne    0x88e
   6:	41 0f b6 45 41       	movzbl 0x41(%r13),%eax
   b:	3c 01                	cmp    $0x1,%al
   d:	0f 87 6c 46 b1 ff    	ja     0xffffffffffb1467f
  13:	48                   	rex.W
  14:	b9                   	.byte 0xb9
	...
[  816.395634][    C0] RSP: 0018:ffa0000000007658 EFLAGS: 00000246
[  816.395637][    C0] RAX: 0000000000000000 RBX: 1ff4000000000ed4 RCX: 0000000000000001
[  816.395639][    C0] RDX: ffa0000000007799 RSI: ffffffffb746ad80 RDI: ffffffffb7a4df80
[  816.395640][    C0] RBP: 0000000000000002 R08: ff11000001b44fe0 R09: ff11000001b44fe0
[  816.395642][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffa00000000077b0
[  816.395643][    C0] R13: ffa0000000007758 R14: 0000000000000000 R15: ff11000001b44540
[  816.395647][    C0] FS:  0000000000000000(0000) GS:ff1100007c0d4000(0000) knlGS:0000000000000000
[  816.395651][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  816.395653][    C0] CR2: 00005593ea4c2120 CR3: 0000000023334003 CR4: 0000000000771ef0
[  816.395655][    C0] PKRU: 55555554
[  816.395656][    C0] Call Trace:
[  816.395658][    C0]  <IRQ>
[  816.395663][    C0]  ? irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
[  816.395669][    C0]  ? kmem_cache_alloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4958 mm/slub.c:5263 mm/slub.c:5270)
[  816.395674][    C0]  ? stack_access_ok (arch/x86/kernel/unwind_orc.c:485)
[  816.395677][    C0]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4042)
[  816.395685][    C0]  ? __unwind_start (./arch/x86/include/asm/unwind.h:50 arch/x86/kernel/unwind_orc.c:770)
[  816.395690][    C0]  ? write_profile (kernel/stacktrace.c:83)
[  816.395695][    C0]  arch_stack_walk (arch/x86/kernel/stacktrace.c:24 (discriminator 3))
[  816.395704][    C0]  ? irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
[  816.395711][    C0]  stack_trace_save (kernel/stacktrace.c:123)
[  816.395714][    C0]  ? filter_irq_stacks (kernel/stacktrace.c:114)
[  816.395723][    C0]  set_track_prepare (mm/slub.c:1047)
[  816.395727][    C0]  ? kmem_cache_alloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4958 mm/slub.c:5263 mm/slub.c:5270)
[  816.395730][    C0]  ? dst_alloc (net/core/dst.c:90)
[  816.395734][    C0]  ? icmp6_dst_alloc (net/ipv6/route.c:342 net/ipv6/route.c:3333)
[  816.395737][    C0]  ? ndisc_send_skb (net/ipv6/ndisc.c:491)
[  816.395740][    C0]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4042)
[  816.395743][    C0]  ? call_timer_fn (kernel/time/timer.c:1749)
[  816.395746][    C0]  ? __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373)
[  816.395757][    C0]  ? run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402)
[  816.395760][    C0]  ? handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
[  816.395762][    C0]  ? irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
[  816.395769][    C0]  __alloc_object (mm/kmemleak.c:701 (discriminator 1))
[  816.395774][    C0]  __create_object (mm/kmemleak.c:780)
[  816.395778][    C0]  ? kasan_save_track (mm/kasan/common.c:70 (discriminator 1) mm/kasan/common.c:79 (discriminator 1))
[  816.395785][    C0]  kmem_cache_alloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4958 mm/slub.c:5263 mm/slub.c:5270)
[  816.395793][    C0]  ? dst_alloc (net/core/dst.c:90)
[  816.395795][    C0]  dst_alloc (net/core/dst.c:90)
[  816.395801][    C0]  icmp6_dst_alloc (net/ipv6/route.c:342 net/ipv6/route.c:3333)
[  816.395804][    C0]  ? icmpv6_flow_init (net/ipv6/icmp.c:1248)
[  816.395810][    C0]  ndisc_send_skb (net/ipv6/ndisc.c:491)
[  816.395818][    C0]  ? ndisc_ns_create (net/ipv6/ndisc.c:470)
[  816.395827][    C0]  ? __ndisc_fill_addr_option (net/ipv6/ndisc.c:160)
[  816.395837][    C0]  addrconf_rs_timer (net/ipv6/addrconf.c:4042)
[  816.395843][    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
[  816.395848][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  816.395851][    C0]  ? call_timer_fn (kernel/time/timer.c:1745 (discriminator 1))
[  816.395854][    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
[  816.395860][    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
[  816.395864][    C0]  call_timer_fn (kernel/time/timer.c:1749)
[  816.395869][    C0]  ? detach_if_pending (kernel/time/timer.c:1725)
[  816.395873][    C0]  ? debug_object_active_state (lib/debugobjects.c:862)
[  816.395880][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[  816.395885][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  816.395891][    C0]  __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373)
[  816.395895][    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
[  816.395901][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[  816.395904][    C0]  ? __bpf_trace_itimer_expire (kernel/time/timer.c:2344)
[  816.395908][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[  816.395919][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:114)
[  816.395923][    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
[  816.395931][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402)
[  816.395935][    C0]  ? __run_timers (kernel/time/timer.c:2401)
[  816.395940][    C0]  ? handle_softirqs (kernel/softirq.c:608)
[  816.395943][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  816.395946][    C0]  handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
[  816.395954][    C0]  ? _local_bh_enable (kernel/softirq.c:580)
[  816.395957][    C0]  ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  816.395965][    C0]  irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
[  816.395968][    C0]  common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
[  816.395973][    C0]  </IRQ>
[  816.395974][    C0]  <TASK>
[  816.395977][    C0]  asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688)
[  816.395981][    C0] RIP: 0010:finish_task_switch.isra.0 (kernel/sched/core.c:5137)
[  816.395985][    C0] Code: 04 00 00 8b 05 73 93 a0 03 48 85 d2 0f 85 a3 03 00 00 85 c0 0f 85 ab 02 00 00 48 89 df e8 66 47 2c 02 e8 31 65 31 00 fb 66 90 <48> 83 7d d0 00 74 4d 49 8d bd 18 05 00 00 48 b8 00 00 00 00 00 fc
All code
========
   0:	04 00                	add    $0x0,%al
   2:	00 8b 05 73 93 a0    	add    %cl,-0x5f6c8cfb(%rbx)
   8:	03 48 85             	add    -0x7b(%rax),%ecx
   b:	d2 0f                	rorb   %cl,(%rdi)
   d:	85 a3 03 00 00 85    	test   %esp,-0x7afffffd(%rbx)
  13:	c0 0f 85             	rorb   $0x85,(%rdi)
  16:	ab                   	stos   %eax,(%rdi)
  17:	02 00                	add    (%rax),%al
  19:	00 48 89             	add    %cl,-0x77(%rax)
  1c:	df e8                	fucomip %st(0),%st
  1e:	66 47 2c 02          	data16 rex.RXB sub $0x2,%al
  22:	e8 31 65 31 00       	call   0x316558
  27:	fb                   	sti
  28:	66 90                	xchg   %ax,%ax
  2a:*	48 83 7d d0 00       	cmpq   $0x0,-0x30(%rbp)		<-- trapping instruction
  2f:	74 4d                	je     0x7e
  31:	49 8d bd 18 05 00 00 	lea    0x518(%r13),%rdi
  38:	48                   	rex.W
  39:	b8 00 00 00 00       	mov    $0x0,%eax
  3e:	00 fc                	add    %bh,%ah

Code starting with the faulting instruction
===========================================
   0:	48 83 7d d0 00       	cmpq   $0x0,-0x30(%rbp)
   5:	74 4d                	je     0x54
   7:	49 8d bd 18 05 00 00 	lea    0x518(%r13),%rdi
   e:	48                   	rex.W
   f:	b8 00 00 00 00       	mov    $0x0,%eax
  14:	00 fc                	add    %bh,%ah
[  816.395987][    C0] RSP: 0018:ffa0000000127c60 EFLAGS: 00000282
[  816.395990][    C0] RAX: 000000000002caa1 RBX: ff11000035237280 RCX: ffffffffb4e295df
[  816.395991][    C0] RDX: ff11000001b44540 RSI: ffffffffb79b41d3 RDI: ffffffffb746ae00
[  816.395993][    C0] RBP: ffa0000000127ca8 R08: 0000000000000000 R09: 0000000000000001
[  816.395995][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: ff11000001ada2c0
[  816.395996][    C0] R13: ff11000001b44540 R14: ffffffffb8832934 R15: ff11000035237298
[  816.396003][    C0]  ? finish_task_switch.isra.0 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/sched/sched.h:1570 kernel/sched/core.c:4995 kernel/sched/core.c:5112)
[  816.396014][    C0]  __schedule (kernel/sched/core.c:5259)
[  816.396022][    C0]  ? io_schedule_timeout (kernel/sched/core.c:6719)
[  816.396027][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[  816.396034][    C0]  schedule (kernel/sched/core.c:6946 kernel/sched/core.c:6960)
[  816.396038][    C0]  smpboot_thread_fn (kernel/smpboot.c:156)
[  816.396045][    C0]  ? sort_range (kernel/smpboot.c:103)
[  816.396047][    C0]  kthread (kernel/kthread.c:463)
[  816.396051][    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
[  816.396054][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[  816.396058][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  816.396061][    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
[  816.396065][    C0]  ret_from_fork (arch/x86/kernel/process.c:164)
[  816.396070][    C0]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  816.396076][    C0]  ? __switch_to (./arch/x86/include/asm/cpufeature.h:101 arch/x86/kernel/process_64.c:377 arch/x86/kernel/process_64.c:665)
[  816.396080][    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)


Finger prints:
_raw_spin_unlock_irq:process_backlog:net_rx_action:handle_softirqs:run_ksoftirqd
irqentry_exit:sysvec_apic_timer_interrupt:handle_softirqs:irq_exit_rcu:unwind_next_frame
sysvec_apic_timer_interrupt:handle_softirqs:irq_exit_rcu:unwind_next_frame:arch_stack_walk