======================================
| # 132.18 [+0.01] [  328.423176] [    C0] hardirqs last  enabled at (599716): irqentry_exit (kernel/entry/common.c:220)
| # 132.19 [+0.01] [  328.423185] [    C0] hardirqs last disabled at (599717): sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1056)
| # 132.20 [+0.01] [  328.423187] [    C0] softirqs last  enabled at (0): copy_process (kernel/fork.c:2168 (discriminator 1))
| # 132.22 [+0.01] [  328.423191] [    C0] softirqs last disabled at (1339): irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
# 132.24 [+0.01] [  328.423201] [    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
# 132.25 [+0.01] [  328.423203] [    C0] Stopper: 0x0 <- 0x0
# 132.26 [+0.01] [  328.423208] [    C0] RIP: 0010:lock_acquire.part.0 (kernel/locking/lockdep.c:5872)
# 132.26 [+0.01] [  328.423213] [    C0] Code: ff 65 0f c1 05 47 ed 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 19 a7 26 04 0f 85 43 01 00 00 48 83 c4
All code
========
   0:	ff 65 0f             	jmp    *0xf(%rbp)
   3:	c1 05 47 ed 26 04 83 	roll   $0x83,0x426ed47(%rip)        # 0x426ed51
   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 19 a7 26 	sub    %gs:0x426a719(%rip),%rax        # 0x426a750
  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 19 a7 26 	sub    %gs:0x426a719(%rip),%rax        # 0x426a726
   c:	04 
   d:	0f 85 43 01 00 00    	jne    0x156
  13:	48                   	rex.W
  14:	83                   	.byte 0x83
  15:	c4                   	.byte 0xc4
# 132.29 [+0.03] [  328.423215] [    C0] RSP: 0018:ffa0000000007620 EFLAGS: 00000206
# 132.30 [+0.01] [  328.423217] [    C0] RAX: 0000000000000046 RBX: 0000000000000000 RCX: d619fbd0312e7d0c
# 132.31 [+0.01] [  328.423219] [    C0] RDX: 0000000000000002 RSI: ffffffff9919ea31 RDI: ffffffff98c6b280
# 132.32 [+0.01] [  328.423220] [    C0] RBP: 0000000000000000 R08: ff11000001b44fb8 R09: ff11000001b44fb8
# 132.33 [+0.01] [  328.423221] [    C0] R10: 0000000000000200 R11: 0000000000000001 R12: ffffffff997716c0
# 132.34 [+0.01] [  328.423221] [    C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
# 132.35 [+0.01] [  328.423225] [    C0] FS:  0000000000000000(0000) GS:ff11000094cd0000(0000) knlGS:0000000000000000
# 132.36 [+0.01] [  328.423229] [    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
# 132.37 [+0.01] [  328.423230] [    C0] CR2: 0000555eb3475000 CR3: 0000000010aab004 CR4: 0000000000771ef0
# 132.38 [+0.01] [  328.423231] [    C0] PKRU: 55555554
# 132.38 [+0.00] [  328.423232] [    C0] Call Trace:
# 132.39 [+0.00] [  328.423235] [    C0]  <IRQ>
# 132.39 [+0.00] [  328.423239] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 132.40 [+0.01] [  328.423242] [    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))
# 132.40 [+0.01] [  328.423246] [    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
# 132.41 [+0.01] [  328.423250] [    C0]  unwind_next_frame (./include/linux/rcupdate.h:868 ./include/linux/rcupdate.h:1195 arch/x86/kernel/unwind_orc.c:495)
# 132.42 [+0.01] [  328.423253] [    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))
# 132.42 [+0.01] [  328.423256] [    C0]  ? common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
# 132.43 [+0.01] [  328.423261] [    C0]  ? stack_access_ok (arch/x86/kernel/unwind_orc.c:485)
# 132.44 [+0.01] [  328.423265] [    C0]  ? ndisc_send_rs (net/ipv6/ndisc.c:706)
# 132.44 [+0.01] [  328.423270] [    C0]  ? ndisc_send_rs (net/ipv6/ndisc.c:706)
# 132.45 [+0.01] [  328.423272] [    C0]  ? write_profile (kernel/stacktrace.c:83)
# 132.45 [+0.01] [  328.423275] [    C0]  arch_stack_walk (arch/x86/kernel/stacktrace.c:24 (discriminator 3))
# 132.46 [+0.01] [  328.423282] [    C0]  ? common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
# 132.47 [+0.01] [  328.423286] [    C0]  stack_trace_save (kernel/stacktrace.c:123)
# 132.47 [+0.01] [  328.423289] [    C0]  ? filter_irq_stacks (kernel/stacktrace.c:114)
# 132.48 [+0.01] [  328.423293] [    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
# 132.49 [+0.01] [  328.423296] [    C0]  ? mark_held_locks (kernel/locking/lockdep.c:4325 (discriminator 1))
# 132.49 [+0.01] [  328.423298] [    C0]  set_track_prepare (mm/slub.c:1047)
# 132.50 [+0.01] [  328.423302] [    C0]  ? kmem_cache_alloc_node_noprof (mm/slub.c:4855 mm/slub.c:5251 mm/slub.c:5315)
# 132.51 [+0.01] [  328.423304] [    C0]  ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4))
# 132.51 [+0.01] [  328.423308] [    C0]  ? ndisc_alloc_skb (./include/linux/skbuff.h:1397 net/ipv6/ndisc.c:420)
# 132.52 [+0.01] [  328.423309] [    C0]  ? ndisc_send_rs (net/ipv6/ndisc.c:706)
# 132.53 [+0.01] [  328.423310] [    C0]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4047)
# 132.53 [+0.01] [  328.423314] [    C0]  ? call_timer_fn (kernel/time/timer.c:1749)
# 132.54 [+0.01] [  328.423316] [    C0]  ? __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373)
# 132.55 [+0.01] [  328.423318] [    C0]  ? run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402)
# 132.55 [+0.01] [  328.423320] [    C0]  ? handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
# 132.56 [+0.01] [  328.423323] [    C0]  ? irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
# 132.57 [+0.01] [  328.423325] [    C0]  ? common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
# 132.57 [+0.01] [  328.423329] [    C0]  ___slab_alloc (mm/slub.c:1078 mm/slub.c:4645)
# 132.58 [+0.01] [  328.423332] [    C0]  ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4))
# 132.58 [+0.01] [  328.423336] [    C0]  ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4))
# 132.59 [+0.01] [  328.423338] [    C0]  __slab_alloc.isra.0 (mm/slub.c:4779)
# 132.60 [+0.01] [  328.423340] [    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
# 132.60 [+0.01] [  328.423344] [    C0]  kmem_cache_alloc_node_noprof (mm/slub.c:4855 mm/slub.c:5251 mm/slub.c:5315)
# 132.61 [+0.01] [  328.423347] [    C0]  ? mark_held_locks (kernel/locking/lockdep.c:4325 (discriminator 1))
# 132.62 [+0.01] [  328.423349] [    C0]  ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4))
# 132.62 [+0.01] [  328.423352] [    C0]  ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4))
# 132.63 [+0.01] [  328.423354] [    C0]  __alloc_skb (net/core/skbuff.c:701 (discriminator 4))
# 132.64 [+0.01] [  328.423357] [    C0]  ? __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 1) net/core/skbuff.c:694 (discriminator 1))
# 132.64 [+0.01] [  328.423359] [    C0]  ? napi_skb_cache_get (net/core/skbuff.c:673)
# 132.65 [+0.01] [  328.423365] [    C0]  ndisc_alloc_skb (./include/linux/skbuff.h:1397 net/ipv6/ndisc.c:420)
# 132.65 [+0.01] [  328.423367] [    C0]  ? ndisc_send_rs (./include/net/ndisc.h:299 ./include/net/ndisc.h:313 net/ipv6/ndisc.c:704)
# 132.66 [+0.01] [  328.423369] [    C0]  ndisc_send_rs (net/ipv6/ndisc.c:706)
# 132.67 [+0.01] [  328.423373] [    C0]  addrconf_rs_timer (net/ipv6/addrconf.c:4047)
# 132.67 [+0.01] [  328.423377] [    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4020)
# 132.68 [+0.01] [  328.423380] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 132.68 [+0.01] [  328.423381] [    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)
# 132.69 [+0.01] [  328.423383] [    C0]  ? call_timer_fn (kernel/time/timer.c:1745 (discriminator 1))
# 132.69 [+0.01] [  328.423385] [    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
# 132.70 [+0.01] [  328.423389] [    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4020)
# 132.71 [+0.01] [  328.423391] [    C0]  call_timer_fn (kernel/time/timer.c:1749)
# 132.71 [+0.01] [  328.423395] [    C0]  ? detach_if_pending (kernel/time/timer.c:1725)
# 132.72 [+0.01] [  328.423400] [    C0]  ? _raw_spin_unlock_irq (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./include/linux/spinlock_api_smp.h:159 kernel/locking/spinlock.c:202)
# 132.72 [+0.01] [  328.423406] [    C0]  __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373)
# 132.73 [+0.01] [  328.423409] [    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4020)
# 132.74 [+0.01] [  328.423413] [    C0]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
# 132.74 [+0.01] [  328.423415] [    C0]  ? __bpf_trace_itimer_expire (kernel/time/timer.c:2344)
# 132.75 [+0.01] [  328.423418] [    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
# 132.76 [+0.01] [  328.423425] [    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:114)
# 132.76 [+0.01] [  328.423428] [    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
# 132.77 [+0.01] [  328.423432] [    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402)
# 132.78 [+0.01] [  328.423435] [    C0]  ? __run_timers (kernel/time/timer.c:2401)
# 132.78 [+0.01] [  328.423438] [    C0]  ? handle_softirqs (kernel/softirq.c:608)
# 132.79 [+0.01] [  328.423440] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 132.79 [+0.01] [  328.423442] [    C0]  handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
# 132.80 [+0.01] [  328.423447] [    C0]  ? _local_bh_enable (kernel/softirq.c:580)
# 132.81 [+0.01] [  328.423450] [    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)
# 132.81 [+0.01] [  328.423454] [    C0]  irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
# 132.82 [+0.01] [  328.423456] [    C0]  common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
# 132.82 [+0.01] [  328.423459] [    C0]  </IRQ>
# 132.83 [+0.00] [  328.423460] [    C0]  <TASK>
# 132.83 [+0.00] [  328.423462] [    C0]  asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688)
# 132.84 [+0.01] [  328.423465] [    C0] RIP: 0010:finish_task_switch.isra.0 (./arch/x86/include/asm/jump_label.h:37 kernel/sched/core.c:4824 kernel/sched/core.c:5128)
# 132.85 [+0.01] [  328.423469] [    C0] Code: 41 b8 01 00 00 00 48 8d 7b 18 31 f6 e8 29 e5 0a 00 31 f6 48 89 df e8 bf f9 ff ff 48 89 df e8 a7 55 2c 02 e8 32 b2 30 00 fb 58 <66> 90 4d 85 f6 74 46 49 8d bd 18 05 00 00 48 b8 00 00 00 00 00 fc
All code
========
   0:	41 b8 01 00 00 00    	mov    $0x1,%r8d
   6:	48 8d 7b 18          	lea    0x18(%rbx),%rdi
   a:	31 f6                	xor    %esi,%esi
   c:	e8 29 e5 0a 00       	call   0xae53a
  11:	31 f6                	xor    %esi,%esi
  13:	48 89 df             	mov    %rbx,%rdi
  16:	e8 bf f9 ff ff       	call   0xfffffffffffff9da
  1b:	48 89 df             	mov    %rbx,%rdi
  1e:	e8 a7 55 2c 02       	call   0x22c55ca
  23:	e8 32 b2 30 00       	call   0x30b25a
  28:	fb                   	sti
  29:	58                   	pop    %rax
  2a:*	66 90                	xchg   %ax,%ax		<-- trapping instruction
  2c:	4d 85 f6             	test   %r14,%r14
  2f:	74 46                	je     0x77
  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:	66 90                	xchg   %ax,%ax
   2:	4d 85 f6             	test   %r14,%r14
   5:	74 46                	je     0x4d
   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
# 132.87 [+0.03] [  328.423470] [    C0] RSP: 0018:ffa0000000127c68 EFLAGS: 00000282
# 132.88 [+0.01] [  328.423472] [    C0] RAX: ffffffff96637505 RBX: ff1100002f637280 RCX: ffffffff9663753e
# 132.89 [+0.01] [  328.423473] [    C0] RDX: ff11000001b44540 RSI: ffffffff991b586d RDI: ffffffff98c6b280
# 132.90 [+0.01] [  328.423474] [    C0] RBP: ffa0000000127ca8 R08: 0000000000000000 R09: 0000000000000001
# 132.91 [+0.01] [  328.423474] [    C0] R10: 0000000000000000 R11: 0000000000000001 R12: ff11000001aba2c0
# 132.92 [+0.01] [  328.423475] [    C0] R13: ff11000001b44540 R14: 0000000000000000 R15: ff11000001aba2c0
# 132.93 [+0.01] [  328.423479] [    C0]  ? finish_task_switch.isra.0 (kernel/sched/core.c:4885 (discriminator 5) kernel/sched/core.c:5114 (discriminator 5))
# 132.94 [+0.01] [  328.423481] [    C0]  ? finish_task_switch.isra.0 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/sched/sched.h:1592 kernel/sched/core.c:4999 kernel/sched/core.c:5116)
# 132.95 [+0.01] [  328.423485] [    C0]  ? finish_task_switch.isra.0 (kernel/sched/core.c:4885 (discriminator 5) kernel/sched/core.c:5114 (discriminator 5))
# 132.95 [+0.01] [  328.423489] [    C0]  __schedule (kernel/sched/core.c:5263)
# 132.96 [+0.01] [  328.423494] [    C0]  ? io_schedule_timeout (kernel/sched/core.c:6723)
# 132.97 [+0.01] [  328.423498] [    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
# 132.97 [+0.01] [  328.423503] [    C0]  schedule (kernel/sched/core.c:6950 kernel/sched/core.c:6964)
# 132.98 [+0.00] [  328.423505] [    C0]  smpboot_thread_fn (kernel/smpboot.c:156)
# 132.98 [+0.01] [  328.423510] [    C0]  ? sort_range (kernel/smpboot.c:103)
# 132.99 [+0.00] [  328.423512] [    C0]  kthread (kernel/kthread.c:463)
# 132.99 [+0.00] [  328.423515] [    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
# 133.00 [+0.01] [  328.423516] [    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
# 133.01 [+0.01] [  328.423519] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 133.01 [+0.01] [  328.423521] [    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
# 133.02 [+0.01] [  328.423524] [    C0]  ret_from_fork (arch/x86/kernel/process.c:164)
# 133.02 [+0.01] [  328.423528] [    C0]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
# 133.03 [+0.01] [  328.423532] [    C0]  ? __switch_to (./arch/x86/include/asm/cpufeature.h:101 arch/x86/kernel/process_64.c:377 arch/x86/kernel/process_64.c:665)
# 133.04 [+0.01] [  328.423534] [    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
# 133.05 [+0.01] [  328.423537] [    C0]  ret_from_fork_asm (arch/x86/entry/entry_64.S:256)
| [  328.423176][    C0] hardirqs last  enabled at (599716): irqentry_exit (kernel/entry/common.c:220)
| [  328.423185][    C0] hardirqs last disabled at (599717): sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1056)
| [  328.423187][    C0] softirqs last  enabled at (0): copy_process (kernel/fork.c:2168 (discriminator 1))
| [  328.423191][    C0] softirqs last disabled at (1339): irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
[  328.423201][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  328.423203][    C0] Stopper: 0x0 <- 0x0
[  328.423208][    C0] RIP: 0010:lock_acquire.part.0 (kernel/locking/lockdep.c:5872)
[  328.423213][    C0] Code: ff 65 0f c1 05 47 ed 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 19 a7 26 04 0f 85 43 01 00 00 48 83 c4
All code
========
   0:	ff 65 0f             	jmp    *0xf(%rbp)
   3:	c1 05 47 ed 26 04 83 	roll   $0x83,0x426ed47(%rip)        # 0x426ed51
   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 19 a7 26 	sub    %gs:0x426a719(%rip),%rax        # 0x426a750
  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 19 a7 26 	sub    %gs:0x426a719(%rip),%rax        # 0x426a726
   c:	04 
   d:	0f 85 43 01 00 00    	jne    0x156
  13:	48                   	rex.W
  14:	83                   	.byte 0x83
  15:	c4                   	.byte 0xc4
[  328.423215][    C0] RSP: 0018:ffa0000000007620 EFLAGS: 00000206
[  328.423217][    C0] RAX: 0000000000000046 RBX: 0000000000000000 RCX: d619fbd0312e7d0c
[  328.423219][    C0] RDX: 0000000000000002 RSI: ffffffff9919ea31 RDI: ffffffff98c6b280
[  328.423220][    C0] RBP: 0000000000000000 R08: ff11000001b44fb8 R09: ff11000001b44fb8
[  328.423221][    C0] R10: 0000000000000200 R11: 0000000000000001 R12: ffffffff997716c0
[  328.423221][    C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  328.423225][    C0] FS:  0000000000000000(0000) GS:ff11000094cd0000(0000) knlGS:0000000000000000
[  328.423229][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  328.423230][    C0] CR2: 0000555eb3475000 CR3: 0000000010aab004 CR4: 0000000000771ef0
[  328.423231][    C0] PKRU: 55555554
[  328.423232][    C0] Call Trace:
[  328.423235][    C0]  <IRQ>
[  328.423239][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  328.423242][    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))
[  328.423246][    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
[  328.423250][    C0]  unwind_next_frame (./include/linux/rcupdate.h:868 ./include/linux/rcupdate.h:1195 arch/x86/kernel/unwind_orc.c:495)
[  328.423253][    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))
[  328.423256][    C0]  ? common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
[  328.423261][    C0]  ? stack_access_ok (arch/x86/kernel/unwind_orc.c:485)
[  328.423265][    C0]  ? ndisc_send_rs (net/ipv6/ndisc.c:706)
[  328.423270][    C0]  ? ndisc_send_rs (net/ipv6/ndisc.c:706)
[  328.423272][    C0]  ? write_profile (kernel/stacktrace.c:83)
[  328.423275][    C0]  arch_stack_walk (arch/x86/kernel/stacktrace.c:24 (discriminator 3))
[  328.423282][    C0]  ? common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
[  328.423286][    C0]  stack_trace_save (kernel/stacktrace.c:123)
[  328.423289][    C0]  ? filter_irq_stacks (kernel/stacktrace.c:114)
[  328.423293][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[  328.423296][    C0]  ? mark_held_locks (kernel/locking/lockdep.c:4325 (discriminator 1))
[  328.423298][    C0]  set_track_prepare (mm/slub.c:1047)
[  328.423302][    C0]  ? kmem_cache_alloc_node_noprof (mm/slub.c:4855 mm/slub.c:5251 mm/slub.c:5315)
[  328.423304][    C0]  ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4))
[  328.423308][    C0]  ? ndisc_alloc_skb (./include/linux/skbuff.h:1397 net/ipv6/ndisc.c:420)
[  328.423309][    C0]  ? ndisc_send_rs (net/ipv6/ndisc.c:706)
[  328.423310][    C0]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4047)
[  328.423314][    C0]  ? call_timer_fn (kernel/time/timer.c:1749)
[  328.423316][    C0]  ? __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373)
[  328.423318][    C0]  ? run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402)
[  328.423320][    C0]  ? handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
[  328.423323][    C0]  ? irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
[  328.423325][    C0]  ? common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
[  328.423329][    C0]  ___slab_alloc (mm/slub.c:1078 mm/slub.c:4645)
[  328.423332][    C0]  ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4))
[  328.423336][    C0]  ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4))
[  328.423338][    C0]  __slab_alloc.isra.0 (mm/slub.c:4779)
[  328.423340][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[  328.423344][    C0]  kmem_cache_alloc_node_noprof (mm/slub.c:4855 mm/slub.c:5251 mm/slub.c:5315)
[  328.423347][    C0]  ? mark_held_locks (kernel/locking/lockdep.c:4325 (discriminator 1))
[  328.423349][    C0]  ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4))
[  328.423352][    C0]  ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4))
[  328.423354][    C0]  __alloc_skb (net/core/skbuff.c:701 (discriminator 4))
[  328.423357][    C0]  ? __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 1) net/core/skbuff.c:694 (discriminator 1))
[  328.423359][    C0]  ? napi_skb_cache_get (net/core/skbuff.c:673)
[  328.423365][    C0]  ndisc_alloc_skb (./include/linux/skbuff.h:1397 net/ipv6/ndisc.c:420)
[  328.423367][    C0]  ? ndisc_send_rs (./include/net/ndisc.h:299 ./include/net/ndisc.h:313 net/ipv6/ndisc.c:704)
[  328.423369][    C0]  ndisc_send_rs (net/ipv6/ndisc.c:706)
[  328.423373][    C0]  addrconf_rs_timer (net/ipv6/addrconf.c:4047)
[  328.423377][    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4020)
[  328.423380][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  328.423381][    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)
[  328.423383][    C0]  ? call_timer_fn (kernel/time/timer.c:1745 (discriminator 1))
[  328.423385][    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
[  328.423389][    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4020)
[  328.423391][    C0]  call_timer_fn (kernel/time/timer.c:1749)
[  328.423395][    C0]  ? detach_if_pending (kernel/time/timer.c:1725)
[  328.423400][    C0]  ? _raw_spin_unlock_irq (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./include/linux/spinlock_api_smp.h:159 kernel/locking/spinlock.c:202)
[  328.423406][    C0]  __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373)
[  328.423409][    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4020)
[  328.423413][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[  328.423415][    C0]  ? __bpf_trace_itimer_expire (kernel/time/timer.c:2344)
[  328.423418][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[  328.423425][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:114)
[  328.423428][    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
[  328.423432][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402)
[  328.423435][    C0]  ? __run_timers (kernel/time/timer.c:2401)
[  328.423438][    C0]  ? handle_softirqs (kernel/softirq.c:608)
[  328.423440][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  328.423442][    C0]  handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
[  328.423447][    C0]  ? _local_bh_enable (kernel/softirq.c:580)
[  328.423450][    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)
[  328.423454][    C0]  irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
[  328.423456][    C0]  common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
[  328.423459][    C0]  </IRQ>
[  328.423460][    C0]  <TASK>
[  328.423462][    C0]  asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688)
[  328.423465][    C0] RIP: 0010:finish_task_switch.isra.0 (./arch/x86/include/asm/jump_label.h:37 kernel/sched/core.c:4824 kernel/sched/core.c:5128)
[  328.423469][    C0] Code: 41 b8 01 00 00 00 48 8d 7b 18 31 f6 e8 29 e5 0a 00 31 f6 48 89 df e8 bf f9 ff ff 48 89 df e8 a7 55 2c 02 e8 32 b2 30 00 fb 58 <66> 90 4d 85 f6 74 46 49 8d bd 18 05 00 00 48 b8 00 00 00 00 00 fc
All code
========
   0:	41 b8 01 00 00 00    	mov    $0x1,%r8d
   6:	48 8d 7b 18          	lea    0x18(%rbx),%rdi
   a:	31 f6                	xor    %esi,%esi
   c:	e8 29 e5 0a 00       	call   0xae53a
  11:	31 f6                	xor    %esi,%esi
  13:	48 89 df             	mov    %rbx,%rdi
  16:	e8 bf f9 ff ff       	call   0xfffffffffffff9da
  1b:	48 89 df             	mov    %rbx,%rdi
  1e:	e8 a7 55 2c 02       	call   0x22c55ca
  23:	e8 32 b2 30 00       	call   0x30b25a
  28:	fb                   	sti
  29:	58                   	pop    %rax
  2a:*	66 90                	xchg   %ax,%ax		<-- trapping instruction
  2c:	4d 85 f6             	test   %r14,%r14
  2f:	74 46                	je     0x77
  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:	66 90                	xchg   %ax,%ax
   2:	4d 85 f6             	test   %r14,%r14
   5:	74 46                	je     0x4d
   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
[  328.423470][    C0] RSP: 0018:ffa0000000127c68 EFLAGS: 00000282
[  328.423472][    C0] RAX: ffffffff96637505 RBX: ff1100002f637280 RCX: ffffffff9663753e
[  328.423473][    C0] RDX: ff11000001b44540 RSI: ffffffff991b586d RDI: ffffffff98c6b280
[  328.423474][    C0] RBP: ffa0000000127ca8 R08: 0000000000000000 R09: 0000000000000001
[  328.423474][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: ff11000001aba2c0
[  328.423475][    C0] R13: ff11000001b44540 R14: 0000000000000000 R15: ff11000001aba2c0
[  328.423479][    C0]  ? finish_task_switch.isra.0 (kernel/sched/core.c:4885 (discriminator 5) kernel/sched/core.c:5114 (discriminator 5))
[  328.423481][    C0]  ? finish_task_switch.isra.0 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/sched/sched.h:1592 kernel/sched/core.c:4999 kernel/sched/core.c:5116)
[  328.423485][    C0]  ? finish_task_switch.isra.0 (kernel/sched/core.c:4885 (discriminator 5) kernel/sched/core.c:5114 (discriminator 5))
[  328.423489][    C0]  __schedule (kernel/sched/core.c:5263)
[  328.423494][    C0]  ? io_schedule_timeout (kernel/sched/core.c:6723)
[  328.423498][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[  328.423503][    C0]  schedule (kernel/sched/core.c:6950 kernel/sched/core.c:6964)
[  328.423505][    C0]  smpboot_thread_fn (kernel/smpboot.c:156)
[  328.423510][    C0]  ? sort_range (kernel/smpboot.c:103)
[  328.423512][    C0]  kthread (kernel/kthread.c:463)
[  328.423515][    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
[  328.423516][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[  328.423519][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  328.423521][    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
[  328.423524][    C0]  ret_from_fork (arch/x86/kernel/process.c:164)
[  328.423528][    C0]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  328.423532][    C0]  ? __switch_to (./arch/x86/include/asm/cpufeature.h:101 arch/x86/kernel/process_64.c:377 arch/x86/kernel/process_64.c:665)
[  328.423534][    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)


Finger prints:
irqentry_exit:sysvec_apic_timer_interrupt:copy_process:irq_exit_rcu:unwind_next_frame