======================================
| # 80.53 [+0.00] [ 1168.410505] [    C0] hardirqs last  enabled at (31371070): irqentry_exit (kernel/entry/common.c:220)
| # 80.53 [+0.00] [ 1168.410515] [    C0] hardirqs last disabled at (31371071): sysvec_apic_timer_interrupt (./arch/x86/include/asm/hardirq.h:78 arch/x86/kernel/apic/apic.c:1056)
| # 80.54 [+0.00] [ 1168.410517] [    C0] softirqs last  enabled at (30842442): handle_softirqs (kernel/softirq.c:469 (discriminator 2) kernel/softirq.c:650 (discriminator 2))
| # 80.54 [+0.00] [ 1168.410523] [    C0] softirqs last disabled at (30842445): irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
# 80.55 [+0.00] [ 1168.410534] [    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
# 80.55 [+0.00] [ 1168.410536] [    C0] RIP: 0010:__orc_find (arch/x86/kernel/unwind_orc.c:80 arch/x86/kernel/unwind_orc.c:102)
# 80.55 [+0.00] [ 1168.410542] [    C0] Code: 01 ca 48 d1 fa 49 8d 14 90 48 89 d1 48 c1 e9 03 0f b6 3c 01 48 89 d1 83 e1 07 83 c1 03 40 38 f9 7c 05 40 84 ff 75 30 48 63 0a <48> 01 d1 49 39 ca 73 b0 4c 8d 4a fc 4d 39 c1 73 b3 49 29 f3 48 83
All code
========
   0:	01 ca                	add    %ecx,%edx
   2:	48 d1 fa             	sar    $1,%rdx
   5:	49 8d 14 90          	lea    (%r8,%rdx,4),%rdx
   9:	48 89 d1             	mov    %rdx,%rcx
   c:	48 c1 e9 03          	shr    $0x3,%rcx
  10:	0f b6 3c 01          	movzbl (%rcx,%rax,1),%edi
  14:	48 89 d1             	mov    %rdx,%rcx
  17:	83 e1 07             	and    $0x7,%ecx
  1a:	83 c1 03             	add    $0x3,%ecx
  1d:	40 38 f9             	cmp    %dil,%cl
  20:	7c 05                	jl     0x27
  22:	40 84 ff             	test   %dil,%dil
  25:	75 30                	jne    0x57
  27:	48 63 0a             	movslq (%rdx),%rcx
  2a:*	48 01 d1             	add    %rdx,%rcx		<-- trapping instruction
  2d:	49 39 ca             	cmp    %rcx,%r10
  30:	73 b0                	jae    0xffffffffffffffe2
  32:	4c 8d 4a fc          	lea    -0x4(%rdx),%r9
  36:	4d 39 c1             	cmp    %r8,%r9
  39:	73 b3                	jae    0xffffffffffffffee
  3b:	49 29 f3             	sub    %rsi,%r11
  3e:	48                   	rex.W
  3f:	83                   	.byte 0x83

Code starting with the faulting instruction
===========================================
   0:	48 01 d1             	add    %rdx,%rcx
   3:	49 39 ca             	cmp    %rcx,%r10
   6:	73 b0                	jae    0xffffffffffffffb8
   8:	4c 8d 4a fc          	lea    -0x4(%rdx),%r9
   c:	4d 39 c1             	cmp    %r8,%r9
   f:	73 b3                	jae    0xffffffffffffffc4
  11:	49 29 f3             	sub    %rsi,%r11
  14:	48                   	rex.W
  15:	83                   	.byte 0x83
# 80.56 [+0.01] [ 1168.410544] [    C0] RSP: 0018:ffa00000000075a8 EFLAGS: 00000246
# 80.56 [+0.00] [ 1168.410547] [    C0] RAX: dffffc0000000000 RBX: ffffffff931f0a04 RCX: fffffffffe37e17b
# 80.56 [+0.00] [ 1168.410549] [    C0] RDX: ffffffff92e93ddc RSI: ffffffff92e93ddc RDI: 0000000000000000
# 80.57 [+0.00] [ 1168.410550] [    C0] RBP: 0000000000000002 R08: ffffffff92e93ddc R09: ffffffff92e93ddc
# 80.57 [+0.00] [ 1168.410552] [    C0] R10: ffffffff912121b6 R11: ffffffff92e93ddc R12: ffa0000000007740
# 80.57 [+0.00] [ 1168.410553] [    C0] R13: ffa00000000076e8 R14: 0000000000000000 R15: ff11000001b122c0
# 80.57 [+0.00] [ 1168.410556] [    C0] FS:  0000000000000000(0000) GS:ff1100009c0ed000(0000) knlGS:0000000000000000
# 80.58 [+0.00] [ 1168.410560] [    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
# 80.58 [+0.00] [ 1168.410561] [    C0] CR2: 000055a51b3f9000 CR3: 0000000038934006 CR4: 0000000000771ef0
# 80.58 [+0.00] [ 1168.410563] [    C0] PKRU: 55555554
# 80.58 [+0.00] [ 1168.410564] [    C0] Call Trace:
# 80.59 [+0.00] [ 1168.410566] [    C0]  <IRQ>
# 80.59 [+0.00] [ 1168.410574] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 80.59 [+0.00] [ 1168.410578] [    C0]  unwind_next_frame (arch/x86/kernel/unwind_orc.c:495)
# 80.59 [+0.00] [ 1168.410582] [    C0]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4042)
# 80.59 [+0.00] [ 1168.410590] [    C0]  ? stack_access_ok (arch/x86/kernel/unwind_orc.c:469)
# 80.59 [+0.00] [ 1168.410595] [    C0]  ? __unwind_start (./arch/x86/include/asm/unwind.h:50 arch/x86/kernel/unwind_orc.c:755)
# 80.60 [+0.00] [ 1168.410600] [    C0]  ? write_profile (kernel/stacktrace.c:83)
# 80.60 [+0.00] [ 1168.410604] [    C0]  arch_stack_walk (arch/x86/kernel/stacktrace.c:24 (discriminator 3))
# 80.60 [+0.00] [ 1168.410613] [    C0]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4042)
# 80.60 [+0.00] [ 1168.410619] [    C0]  stack_trace_save (kernel/stacktrace.c:123)
# 80.60 [+0.00] [ 1168.410622] [    C0]  ? stack_trace_snprint (kernel/stacktrace.c:114)
# 80.60 [+0.00] [ 1168.410628] [    C0]  ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 ./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194)
# 80.61 [+0.00] [ 1168.410632] [    C0]  set_track_prepare (mm/slub.c:1047)
# 80.61 [+0.00] [ 1168.410636] [    C0]  ? __kmalloc_cache_noprof (mm/slub.c:4850 mm/slub.c:5246 mm/slub.c:5766)
# 80.61 [+0.00] [ 1168.410639] [    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
# 80.61 [+0.00] [ 1168.410643] [    C0]  ? icmp6_dst_alloc (./include/net/dst.h:136 ./include/net/dst.h:197 net/ipv6/route.c:3335)
# 80.61 [+0.00] [ 1168.410645] [    C0]  ? ndisc_send_skb (net/ipv6/ndisc.c:491)
# 80.62 [+0.00] [ 1168.410648] [    C0]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4042)
# 80.62 [+0.00] [ 1168.410656] [    C0]  ___slab_alloc (mm/slub.c:1078 mm/slub.c:4640)
# 80.62 [+0.00] [ 1168.410659] [    C0]  ? irq_exit_rcu (kernel/softirq.c:741 (discriminator 37))
# 80.62 [+0.00] [ 1168.410661] [    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
# 80.62 [+0.00] [ 1168.410667] [    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
# 80.62 [+0.00] [ 1168.410670] [    C0]  __slab_alloc.isra.0 (mm/slub.c:4774)
# 80.63 [+0.00] [ 1168.410673] [    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)
# 80.63 [+0.00] [ 1168.410678] [    C0]  __kmalloc_cache_noprof (mm/slub.c:4850 mm/slub.c:5246 mm/slub.c:5766)
# 80.63 [+0.00] [ 1168.410682] [    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
# 80.63 [+0.00] [ 1168.410684] [    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)
# 80.63 [+0.00] [ 1168.410689] [    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
# 80.64 [+0.00] [ 1168.410692] [    C0]  dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
# 80.64 [+0.00] [ 1168.410697] [    C0]  icmp6_dst_alloc (./include/net/dst.h:136 ./include/net/dst.h:197 net/ipv6/route.c:3335)
# 80.64 [+0.00] [ 1168.410699] [    C0]  ? icmpv6_flow_init (net/ipv6/icmp.c:1248)
# 80.64 [+0.00] [ 1168.410704] [    C0]  ndisc_send_skb (net/ipv6/ndisc.c:491)
# 80.64 [+0.00] [ 1168.410710] [    C0]  ? ndisc_ns_create (net/ipv6/ndisc.c:470)
# 80.64 [+0.00] [ 1168.410717] [    C0]  ? __ndisc_fill_addr_option (net/ipv6/ndisc.c:160)
# 80.65 [+0.00] [ 1168.410725] [    C0]  addrconf_rs_timer (net/ipv6/addrconf.c:4042)
# 80.65 [+0.00] [ 1168.410729] [    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
# 80.65 [+0.00] [ 1168.410733] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 80.65 [+0.00] [ 1168.410735] [    C0]  ? call_timer_fn (kernel/time/timer.c:1745 (discriminator 1))
# 80.65 [+0.00] [ 1168.410738] [    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
# 80.66 [+0.00] [ 1168.410743] [    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
# 80.66 [+0.00] [ 1168.410746] [    C0]  call_timer_fn (kernel/time/timer.c:1749)
# 80.66 [+0.00] [ 1168.410750] [    C0]  ? detach_if_pending (kernel/time/timer.c:1725)
# 80.66 [+0.00] [ 1168.410753] [    C0]  ? debug_object_active_state (lib/debugobjects.c:862)
# 80.66 [+0.00] [ 1168.410759] [    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
# 80.67 [+0.00] [ 1168.410763] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 80.67 [+0.00] [ 1168.410768] [    C0]  __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373)
# 80.67 [+0.00] [ 1168.410772] [    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
# 80.67 [+0.00] [ 1168.410777] [    C0]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
# 80.67 [+0.00] [ 1168.410780] [    C0]  ? __bpf_trace_itimer_expire (kernel/time/timer.c:2344)
# 80.67 [+0.00] [ 1168.410783] [    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
# 80.68 [+0.00] [ 1168.410793] [    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:114)
# 80.68 [+0.00] [ 1168.410797] [    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
# 80.68 [+0.00] [ 1168.410803] [    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402)
# 80.68 [+0.00] [ 1168.410807] [    C0]  ? __run_timers (kernel/time/timer.c:2401)
# 80.68 [+0.00] [ 1168.410811] [    C0]  ? handle_softirqs (kernel/softirq.c:608)
# 80.69 [+0.00] [ 1168.410813] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 80.69 [+0.00] [ 1168.410816] [    C0]  handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
# 80.69 [+0.00] [ 1168.410822] [    C0]  ? tasklet_unlock_wait (kernel/softirq.c:580)
# 80.69 [+0.00] [ 1168.410825] [    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)
# 80.69 [+0.00] [ 1168.410831] [    C0]  irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
# 80.69 [+0.00] [ 1168.410833] [    C0]  common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
# 80.70 [+0.00] [ 1168.410837] [    C0]  </IRQ>
# 80.70 [+0.00] [ 1168.410838] [    C0]  <TASK>
# 80.70 [+0.00] [ 1168.410840] [    C0]  asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688)
# 80.70 [+0.00] [ 1168.410844] [    C0] RIP: 0010:schedule_debug (kernel/sched/core.c:5815 (discriminator 1))
# 80.70 [+0.00] [ 1168.410848] [    C0] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 5e 03 00 00 48 ba 00 00 00 00 00 fc ff df 49 8b 40 20 48 89 c1 48 c1 e9 03 80 3c 11 00 <0f> 85 18 03 00 00 48 81 38 9d 6e ac 57 0f 85 37 ff a1 ff 40 84 f6
All code
========
   0:	48 89 fa             	mov    %rdi,%rdx
   3:	48 c1 ea 03          	shr    $0x3,%rdx
   7:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
   b:	0f 85 5e 03 00 00    	jne    0x36f
  11:	48 ba 00 00 00 00 00 	movabs $0xdffffc0000000000,%rdx
  18:	fc ff df 
  1b:	49 8b 40 20          	mov    0x20(%r8),%rax
  1f:	48 89 c1             	mov    %rax,%rcx
  22:	48 c1 e9 03          	shr    $0x3,%rcx
  26:	80 3c 11 00          	cmpb   $0x0,(%rcx,%rdx,1)
  2a:*	0f 85 18 03 00 00    	jne    0x348		<-- trapping instruction
  30:	48 81 38 9d 6e ac 57 	cmpq   $0x57ac6e9d,(%rax)
  37:	0f 85 37 ff a1 ff    	jne    0xffffffffffa1ff74
  3d:	40 84 f6             	test   %sil,%sil

Code starting with the faulting instruction
===========================================
   0:	0f 85 18 03 00 00    	jne    0x31e
   6:	48 81 38 9d 6e ac 57 	cmpq   $0x57ac6e9d,(%rax)
   d:	0f 85 37 ff a1 ff    	jne    0xffffffffffa1ff4a
  13:	40 84 f6             	test   %sil,%sil
# 80.71 [+0.01] [ 1168.410850] [    C0] RSP: 0018:ffa00000000e7bb8 EFLAGS: 00000246
# 80.71 [+0.00] [ 1168.410851] [    C0] RAX: ffa00000000e0000 RBX: ff11000001b122c0 RCX: 1ff400000001c000
# 80.71 [+0.00] [ 1168.410853] [    C0] RDX: dffffc0000000000 RSI: 0000000000000001 RDI: ff11000001b122e0
# 80.72 [+0.00] [ 1168.410854] [    C0] RBP: 0000000000000000 R08: ff11000001b122c0 R09: fffffbfff258484a
# 80.72 [+0.00] [ 1168.410855] [    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
# 80.72 [+0.00] [ 1168.410856] [    C0] R13: ff1100002f637bc0 R14: 0000000000000001 R15: ff1100002f637180
# 80.72 [+0.00] [ 1168.410866] [    C0]  ? trace_sched_entry_tp (./include/trace/events/sched.h:882 (discriminator 33))
# 80.73 [+0.00] [ 1168.410869] [    C0]  __schedule (./arch/x86/include/asm/jump_label.h:37 ./include/linux/jump_label.h:208 kernel/sched/features.h:66 kernel/sched/core.c:6742)
# 80.73 [+0.00] [ 1168.410873] [    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
# 80.73 [+0.00] [ 1168.410878] [    C0]  ? io_schedule_timeout (kernel/sched/core.c:6719)
# 80.73 [+0.00] [ 1168.410882] [    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 33))
# 80.73 [+0.00] [ 1168.410885] [    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 6) kernel/locking/lockdep.c:4411 (discriminator 6))
# 80.74 [+0.00] [ 1168.410888] [    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4473)
# 80.74 [+0.00] [ 1168.410892] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 80.74 [+0.00] [ 1168.410897] [    C0]  preempt_schedule_irq (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 kernel/sched/core.c:7191)
# 80.74 [+0.00] [ 1168.410900] [    C0]  irqentry_exit (kernel/entry/common.c:219)
# 80.74 [+0.00] [ 1168.410904] [    C0]  ? common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 52))
# 80.75 [+0.00] [ 1168.410907] [    C0]  asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688)
# 80.75 [+0.00] [ 1168.410909] [    C0] RIP: 0010:smpboot_thread_fn (kernel/smpboot.c:109)
# 80.75 [+0.00] [ 1168.410912] [    C0] Code: 3e 00 0f 85 da 06 00 00 48 89 83 18 15 00 00 0f 1f 44 00 00 48 8d 7b 18 be 04 00 00 00 e8 36 06 86 00 b8 01 00 00 00 87 43 18 <bf> 01 00 00 00 e8 d4 80 01 00 e8 5f 7e fe ff 84 c0 0f 85 cf 04 00
All code
========
   0:	3e 00 0f             	ds add %cl,(%rdi)
   3:	85 da                	test   %ebx,%edx
   5:	06                   	(bad)
   6:	00 00                	add    %al,(%rax)
   8:	48 89 83 18 15 00 00 	mov    %rax,0x1518(%rbx)
   f:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  14:	48 8d 7b 18          	lea    0x18(%rbx),%rdi
  18:	be 04 00 00 00       	mov    $0x4,%esi
  1d:	e8 36 06 86 00       	call   0x860658
  22:	b8 01 00 00 00       	mov    $0x1,%eax
  27:	87 43 18             	xchg   %eax,0x18(%rbx)
  2a:*	bf 01 00 00 00       	mov    $0x1,%edi		<-- trapping instruction
  2f:	e8 d4 80 01 00       	call   0x18108
  34:	e8 5f 7e fe ff       	call   0xfffffffffffe7e98
  39:	84 c0                	test   %al,%al
  3b:	0f                   	.byte 0xf
  3c:	85 cf                	test   %ecx,%edi
  3e:	04 00                	add    $0x0,%al

Code starting with the faulting instruction
===========================================
   0:	bf 01 00 00 00       	mov    $0x1,%edi
   5:	e8 d4 80 01 00       	call   0x180de
   a:	e8 5f 7e fe ff       	call   0xfffffffffffe7e6e
   f:	84 c0                	test   %al,%al
  11:	0f                   	.byte 0xf
  12:	85 cf                	test   %ecx,%edi
  14:	04 00                	add    $0x0,%al
# 80.76 [+0.01] [ 1168.410914] [    C0] RSP: 0018:ffa00000000e7dc0 EFLAGS: 00000246
# 80.76 [+0.00] [ 1168.410915] [    C0] RAX: 0000000000000000 RBX: ff11000001b122c0 RCX: 0000000000000001
# 80.76 [+0.00] [ 1168.410917] [    C0] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ff11000001b122d8
# 80.76 [+0.00] [ 1168.410918] [    C0] RBP: ff11000001150dd0 R08: ffffffff8f1fcfda R09: ffe21c000036245b
# 80.77 [+0.00] [ 1168.410919] [    C0] R10: ffe21c000036245c R11: 0000000000000001 R12: dffffc0000000000
# 80.77 [+0.00] [ 1168.410920] [    C0] R13: ffffffff921fc740 R14: ffe21c00003626fb R15: ffe21c000022a1ba
# 80.77 [+0.00] [ 1168.410925] [    C0]  ? smpboot_thread_fn (kernel/smpboot.c:108 (discriminator 29))
# 80.77 [+0.00] [ 1168.410935] [    C0]  ? sort_range (kernel/smpboot.c:103)
# 80.78 [+0.00] [ 1168.410938] [    C0]  kthread (kernel/kthread.c:463)
# 80.78 [+0.00] [ 1168.410942] [    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
# 80.78 [+0.00] [ 1168.410945] [    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
# 80.78 [+0.00] [ 1168.410949] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 80.78 [+0.00] [ 1168.410952] [    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
# 80.79 [+0.00] [ 1168.410955] [    C0]  ret_from_fork (arch/x86/kernel/process.c:164)
# 80.79 [+0.00] [ 1168.410959] [    C0]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
# 80.79 [+0.00] [ 1168.410964] [    C0]  ? __switch_to (./include/linux/thread_info.h:140 (discriminator 2) arch/x86/kernel/process.h:16 (discriminator 2) arch/x86/kernel/process_64.c:676 (discriminator 2))
# 80.79 [+0.00] [ 1168.410969] [    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
# 80.79 [+0.00] [ 1168.410972] [    C0]  ret_from_fork_asm (arch/x86/entry/entry_64.S:256)
| # 80.80 [+0.00] [ 1170.425623] [    C0] rcu: INFO: rcu_preempt self-detected stall on CPU
| # 80.80 [+0.00] [ 1170.426107] [    C0] rcu: 0-....: (25717 ticks this GP) idle=c9ec/1/0x4000000000000000 softirq=784200/784200 fqs=6476
| # 80.80 [+0.00] [ 1170.427257] [    C0] rcu: (t=26000 jiffies g=751437 q=970 ncpus=4)
| # 80.81 [+0.00] [ 1170.427603] [    C0] Tainted: [L]=SOFTLOCKUP
# 80.81 [+0.00] [ 1170.427605] [    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
# 80.81 [+0.00] [ 1170.427607] [    C0] RIP: 0010:unwind_next_frame (arch/x86/kernel/unwind_orc.c:505)
# 80.81 [+0.00] [ 1170.427618] [    C0] Code: fc ff df 49 8d 40 05 48 89 c6 48 c1 ee 03 0f b6 0c 0e 48 89 c6 83 e6 07 40 38 f1 7f 08 84 c9 0f 85 1a 08 00 00 41 0f b6 48 05 <83> e1 07 0f 84 e1 01 00 00 80 f9 01 0f 84 00 02 00 00 4d 8d 50 04
All code
========
   0:	fc                   	cld
   1:	ff                   	lcall  (bad)
   2:	df 49 8d             	fisttps -0x73(%rcx)
   5:	40 05 48 89 c6 48    	rex add $0x48c68948,%eax
   b:	c1 ee 03             	shr    $0x3,%esi
   e:	0f b6 0c 0e          	movzbl (%rsi,%rcx,1),%ecx
  12:	48 89 c6             	mov    %rax,%rsi
  15:	83 e6 07             	and    $0x7,%esi
  18:	40 38 f1             	cmp    %sil,%cl
  1b:	7f 08                	jg     0x25
  1d:	84 c9                	test   %cl,%cl
  1f:	0f 85 1a 08 00 00    	jne    0x83f
  25:	41 0f b6 48 05       	movzbl 0x5(%r8),%ecx
  2a:*	83 e1 07             	and    $0x7,%ecx		<-- trapping instruction
  2d:	0f 84 e1 01 00 00    	je     0x214
  33:	80 f9 01             	cmp    $0x1,%cl
  36:	0f 84 00 02 00 00    	je     0x23c
  3c:	4d 8d 50 04          	lea    0x4(%r8),%r10

Code starting with the faulting instruction
===========================================
   0:	83 e1 07             	and    $0x7,%ecx
   3:	0f 84 e1 01 00 00    	je     0x1ea
   9:	80 f9 01             	cmp    $0x1,%cl
   c:	0f 84 00 02 00 00    	je     0x212
  12:	4d 8d 50 04          	lea    0x4(%r8),%r10
# 80.82 [+0.01] [ 1170.427620] [    C0] RSP: 0018:ffa0000000007428 EFLAGS: 00000246
# 80.82 [+0.00] [ 1170.427624] [    C0] RAX: ffffffff92f788f7 RBX: 1ff4000000000e8e RCX: 0000000000000002
# 80.83 [+0.00] [ 1170.427626] [    C0] RDX: ffa0000000007569 RSI: 0000000000000007 RDI: 0000000000000000
# 80.83 [+0.00] [ 1170.427627] [    C0] RBP: 0000000000000002 R08: ffffffff92f788f2 R09: ffffffff92cee7d0
# 80.83 [+0.00] [ 1170.427629] [    C0] R10: ffffffff8f3b9613 R11: 0000000000000000 R12: ffa0000000007580
# 80.83 [+0.00] [ 1170.427630] [    C0] R13: ffa0000000007528 R14: 0000000000000000 R15: ff11000001b122c0
# 80.84 [+0.00] [ 1170.427633] [    C0] FS:  0000000000000000(0000) GS:ff1100009c0ed000(0000) knlGS:0000000000000000
# 80.84 [+0.00] [ 1170.427637] [    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
# 80.84 [+0.00] [ 1170.427638] [    C0] CR2: 000055a51b3f9000 CR3: 0000000038934006 CR4: 0000000000771ef0
# 80.85 [+0.00] [ 1170.427640] [    C0] PKRU: 55555554
# 80.85 [+0.00] [ 1170.427641] [    C0] Call Trace:
# 80.85 [+0.00] [ 1170.427643] [    C0]  <IRQ>
# 80.85 [+0.00] [ 1170.427648] [    C0]  ? call_timer_fn (kernel/time/timer.c:1749)
# 80.85 [+0.00] [ 1170.427657] [    C0]  ? stack_access_ok (arch/x86/kernel/unwind_orc.c:469)
# 80.85 [+0.00] [ 1170.427664] [    C0]  ? stack_trace_save (kernel/stacktrace.c:123)
# 80.85 [+0.00] [ 1170.427668] [    C0]  ? write_profile (kernel/stacktrace.c:83)
# 80.86 [+0.00] [ 1170.427671] [    C0]  arch_stack_walk (arch/x86/kernel/stacktrace.c:24 (discriminator 3))
# 80.86 [+0.00] [ 1170.427679] [    C0]  ? call_timer_fn (kernel/time/timer.c:1749)
# 80.86 [+0.00] [ 1170.427685] [    C0]  stack_trace_save (kernel/stacktrace.c:123)
# 80.86 [+0.00] [ 1170.427688] [    C0]  ? stack_trace_snprint (kernel/stacktrace.c:114)
# 80.86 [+0.00] [ 1170.427692] [    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
# 80.87 [+0.00] [ 1170.427699] [    C0]  kasan_save_stack (mm/kasan/common.c:57)
# 80.87 [+0.00] [ 1170.427703] [    C0]  ? kasan_save_stack (mm/kasan/common.c:57)
# 80.87 [+0.00] [ 1170.427705] [    C0]  ? kasan_save_track (mm/kasan/common.c:69 (discriminator 1) mm/kasan/common.c:78 (discriminator 1))
# 80.87 [+0.00] [ 1170.427707] [    C0]  ? __kasan_slab_alloc (mm/kasan/common.c:371)
# 80.87 [+0.00] [ 1170.427709] [    C0]  ? kmem_cache_alloc_noprof (./include/linux/kasan.h:252 mm/slub.c:4948 mm/slub.c:5258 mm/slub.c:5265)
# 80.87 [+0.00] [ 1170.427712] [    C0]  ? __alloc_object (mm/kmemleak.c:483 (discriminator 1) mm/kmemleak.c:665 (discriminator 1))
# 80.88 [+0.00] [ 1170.427715] [    C0]  ? __create_object (mm/kmemleak.c:780)
# 80.88 [+0.00] [ 1170.427717] [    C0]  ? __kmalloc_cache_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4953 mm/slub.c:5258 mm/slub.c:5766)
# 80.88 [+0.00] [ 1170.427719] [    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
# 80.88 [+0.00] [ 1170.427723] [    C0]  ? icmp6_dst_alloc (./include/net/dst.h:136 ./include/net/dst.h:197 net/ipv6/route.c:3335)
# 80.88 [+0.00] [ 1170.427726] [    C0]  ? ndisc_send_skb (net/ipv6/ndisc.c:491)
# 80.89 [+0.00] [ 1170.427729] [    C0]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4042)
# 80.89 [+0.00] [ 1170.427732] [    C0]  ? call_timer_fn (kernel/time/timer.c:1749)
# 80.89 [+0.00] [ 1170.427756] [    C0]  kasan_save_track (mm/kasan/common.c:69 (discriminator 1) mm/kasan/common.c:78 (discriminator 1))
# 80.89 [+0.00] [ 1170.427759] [    C0]  __kasan_slab_alloc (mm/kasan/common.c:371)
# 80.89 [+0.00] [ 1170.427763] [    C0]  kmem_cache_alloc_noprof (./include/linux/kasan.h:252 mm/slub.c:4948 mm/slub.c:5258 mm/slub.c:5265)
# 80.89 [+0.00] [ 1170.427765] [    C0]  ? ___slab_alloc (mm/slub.c:1079 mm/slub.c:4640)
# 80.90 [+0.00] [ 1170.427768] [    C0]  ? irq_exit_rcu (kernel/softirq.c:741 (discriminator 37))
# 80.90 [+0.00] [ 1170.427775] [    C0]  ? __alloc_object (mm/kmemleak.c:483 (discriminator 1) mm/kmemleak.c:665 (discriminator 1))
# 80.90 [+0.00] [ 1170.427777] [    C0]  __alloc_object (mm/kmemleak.c:483 (discriminator 1) mm/kmemleak.c:665 (discriminator 1))
# 80.90 [+0.00] [ 1170.427780] [    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
# 80.90 [+0.00] [ 1170.427782] [    C0]  ? __slab_alloc.isra.0 (mm/slub.c:4777 (discriminator 3))
# 80.91 [+0.00] [ 1170.427784] [    C0]  __create_object (mm/kmemleak.c:780)
# 80.91 [+0.00] [ 1170.427790] [    C0]  __kmalloc_cache_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4953 mm/slub.c:5258 mm/slub.c:5766)
# 80.91 [+0.00] [ 1170.427794] [    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)
# 80.91 [+0.00] [ 1170.427798] [    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
# 80.91 [+0.00] [ 1170.427801] [    C0]  dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
# 80.91 [+0.00] [ 1170.427806] [    C0]  icmp6_dst_alloc (./include/net/dst.h:136 ./include/net/dst.h:197 net/ipv6/route.c:3335)
# 80.92 [+0.00] [ 1170.427808] [    C0]  ? icmpv6_flow_init (net/ipv6/icmp.c:1248)
# 80.92 [+0.00] [ 1170.427812] [    C0]  ndisc_send_skb (net/ipv6/ndisc.c:491)
# 80.92 [+0.00] [ 1170.427819] [    C0]  ? ndisc_ns_create (net/ipv6/ndisc.c:470)
# 80.92 [+0.00] [ 1170.427826] [    C0]  ? __ndisc_fill_addr_option (net/ipv6/ndisc.c:160)
# 80.92 [+0.00] [ 1170.427834] [    C0]  addrconf_rs_timer (net/ipv6/addrconf.c:4042)
# 80.93 [+0.00] [ 1170.427839] [    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
# 80.93 [+0.00] [ 1170.427842] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 80.93 [+0.00] [ 1170.427845] [    C0]  ? call_timer_fn (kernel/time/timer.c:1745 (discriminator 1))
# 80.93 [+0.00] [ 1170.427847] [    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
# 80.93 [+0.00] [ 1170.427851] [    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
# 80.93 [+0.00] [ 1170.427854] [    C0]  call_timer_fn (kernel/time/timer.c:1749)
# 80.94 [+0.00] [ 1170.427857] [    C0]  ? detach_if_pending (kernel/time/timer.c:1725)
# 80.94 [+0.00] [ 1170.427860] [    C0]  ? debug_object_active_state (lib/debugobjects.c:862)
# 80.94 [+0.00] [ 1170.427867] [    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
# 80.94 [+0.00] [ 1170.427870] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 80.94 [+0.00] [ 1170.427875] [    C0]  __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373)
# 80.95 [+0.00] [ 1170.427878] [    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
# 80.95 [+0.00] [ 1170.427883] [    C0]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
# 80.95 [+0.00] [ 1170.427886] [    C0]  ? __bpf_trace_itimer_expire (kernel/time/timer.c:2344)
# 80.95 [+0.00] [ 1170.427889] [    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
# 80.95 [+0.00] [ 1170.427898] [    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:114)
# 80.95 [+0.00] [ 1170.427902] [    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
# 80.96 [+0.00] [ 1170.427908] [    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402)
# 80.96 [+0.00] [ 1170.427912] [    C0]  ? __run_timers (kernel/time/timer.c:2401)
# 80.96 [+0.00] [ 1170.427915] [    C0]  ? handle_softirqs (kernel/softirq.c:608)
# 80.96 [+0.00] [ 1170.427917] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 80.96 [+0.00] [ 1170.427919] [    C0]  handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
# 80.96 [+0.00] [ 1170.427925] [    C0]  ? tasklet_unlock_wait (kernel/softirq.c:580)
# 80.97 [+0.00] [ 1170.427928] [    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)
# 80.97 [+0.00] [ 1170.427934] [    C0]  irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
# 80.97 [+0.00] [ 1170.427936] [    C0]  common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
# 80.97 [+0.00] [ 1170.427941] [    C0]  </IRQ>
# 80.97 [+0.00] [ 1170.427942] [    C0]  <TASK>
# 80.97 [+0.00] [ 1170.427944] [    C0]  asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688)
# 80.98 [+0.00] [ 1170.427947] [    C0] RIP: 0010:schedule_debug (kernel/sched/core.c:5815 (discriminator 1))
# 80.98 [+0.00] [ 1170.427951] [    C0] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 5e 03 00 00 48 ba 00 00 00 00 00 fc ff df 49 8b 40 20 48 89 c1 48 c1 e9 03 80 3c 11 00 <0f> 85 18 03 00 00 48 81 38 9d 6e ac 57 0f 85 37 ff a1 ff 40 84 f6
All code
========
   0:	48 89 fa             	mov    %rdi,%rdx
   3:	48 c1 ea 03          	shr    $0x3,%rdx
   7:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
   b:	0f 85 5e 03 00 00    	jne    0x36f
  11:	48 ba 00 00 00 00 00 	movabs $0xdffffc0000000000,%rdx
  18:	fc ff df 
  1b:	49 8b 40 20          	mov    0x20(%r8),%rax
  1f:	48 89 c1             	mov    %rax,%rcx
  22:	48 c1 e9 03          	shr    $0x3,%rcx
  26:	80 3c 11 00          	cmpb   $0x0,(%rcx,%rdx,1)
  2a:*	0f 85 18 03 00 00    	jne    0x348		<-- trapping instruction
  30:	48 81 38 9d 6e ac 57 	cmpq   $0x57ac6e9d,(%rax)
  37:	0f 85 37 ff a1 ff    	jne    0xffffffffffa1ff74
  3d:	40 84 f6             	test   %sil,%sil

Code starting with the faulting instruction
===========================================
   0:	0f 85 18 03 00 00    	jne    0x31e
   6:	48 81 38 9d 6e ac 57 	cmpq   $0x57ac6e9d,(%rax)
   d:	0f 85 37 ff a1 ff    	jne    0xffffffffffa1ff4a
  13:	40 84 f6             	test   %sil,%sil
# 80.98 [+0.01] [ 1170.427953] [    C0] RSP: 0018:ffa00000000e7bb8 EFLAGS: 00000246
# 80.99 [+0.00] [ 1170.427954] [    C0] RAX: ffa00000000e0000 RBX: ff11000001b122c0 RCX: 1ff400000001c000
# 80.99 [+0.00] [ 1170.427956] [    C0] RDX: dffffc0000000000 RSI: 0000000000000001 RDI: ff11000001b122e0
# 80.99 [+0.00] [ 1170.427957] [    C0] RBP: 0000000000000000 R08: ff11000001b122c0 R09: fffffbfff258484a
# 81.00 [+0.00] [ 1170.427958] [    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
# 81.00 [+0.00] [ 1170.427959] [    C0] R13: ff1100002f637bc0 R14: 0000000000000001 R15: ff1100002f637180
# 81.00 [+0.00] [ 1170.427969] [    C0]  ? trace_sched_entry_tp (./include/trace/events/sched.h:882 (discriminator 33))
# 81.00 [+0.00] [ 1170.427973] [    C0]  __schedule (./arch/x86/include/asm/jump_label.h:37 ./include/linux/jump_label.h:208 kernel/sched/features.h:66 kernel/sched/core.c:6742)
# 81.00 [+0.00] [ 1170.427976] [    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
# 81.01 [+0.00] [ 1170.427981] [    C0]  ? io_schedule_timeout (kernel/sched/core.c:6719)
# 81.01 [+0.00] [ 1170.427984] [    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 33))
# 81.01 [+0.00] [ 1170.427988] [    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 6) kernel/locking/lockdep.c:4411 (discriminator 6))
# 81.01 [+0.00] [ 1170.427990] [    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4473)
# 81.02 [+0.00] [ 1170.427995] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 81.02 [+0.00] [ 1170.428000] [    C0]  preempt_schedule_irq (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 kernel/sched/core.c:7191)
# 81.02 [+0.00] [ 1170.428003] [    C0]  irqentry_exit (kernel/entry/common.c:219)
# 81.02 [+0.00] [ 1170.428006] [    C0]  ? common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 52))
# 81.02 [+0.00] [ 1170.428009] [    C0]  asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688)
# 81.02 [+0.00] [ 1170.428011] [    C0] RIP: 0010:smpboot_thread_fn (kernel/smpboot.c:109)
# 81.03 [+0.00] [ 1170.428015] [    C0] Code: 3e 00 0f 85 da 06 00 00 48 89 83 18 15 00 00 0f 1f 44 00 00 48 8d 7b 18 be 04 00 00 00 e8 36 06 86 00 b8 01 00 00 00 87 43 18 <bf> 01 00 00 00 e8 d4 80 01 00 e8 5f 7e fe ff 84 c0 0f 85 cf 04 00
All code
========
   0:	3e 00 0f             	ds add %cl,(%rdi)
   3:	85 da                	test   %ebx,%edx
   5:	06                   	(bad)
   6:	00 00                	add    %al,(%rax)
   8:	48 89 83 18 15 00 00 	mov    %rax,0x1518(%rbx)
   f:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  14:	48 8d 7b 18          	lea    0x18(%rbx),%rdi
  18:	be 04 00 00 00       	mov    $0x4,%esi
  1d:	e8 36 06 86 00       	call   0x860658
  22:	b8 01 00 00 00       	mov    $0x1,%eax
  27:	87 43 18             	xchg   %eax,0x18(%rbx)
  2a:*	bf 01 00 00 00       	mov    $0x1,%edi		<-- trapping instruction
  2f:	e8 d4 80 01 00       	call   0x18108
  34:	e8 5f 7e fe ff       	call   0xfffffffffffe7e98
  39:	84 c0                	test   %al,%al
  3b:	0f                   	.byte 0xf
  3c:	85 cf                	test   %ecx,%edi
  3e:	04 00                	add    $0x0,%al

Code starting with the faulting instruction
===========================================
   0:	bf 01 00 00 00       	mov    $0x1,%edi
   5:	e8 d4 80 01 00       	call   0x180de
   a:	e8 5f 7e fe ff       	call   0xfffffffffffe7e6e
   f:	84 c0                	test   %al,%al
  11:	0f                   	.byte 0xf
  12:	85 cf                	test   %ecx,%edi
  14:	04 00                	add    $0x0,%al
# 81.03 [+0.01] [ 1170.428016] [    C0] RSP: 0018:ffa00000000e7dc0 EFLAGS: 00000246
# 81.04 [+0.00] [ 1170.428018] [    C0] RAX: 0000000000000000 RBX: ff11000001b122c0 RCX: 0000000000000001
# 81.04 [+0.00] [ 1170.428019] [    C0] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ff11000001b122d8
# 81.04 [+0.00] [ 1170.428020] [    C0] RBP: ff11000001150dd0 R08: ffffffff8f1fcfda R09: ffe21c000036245b
# 81.04 [+0.00] [ 1170.428021] [    C0] R10: ffe21c000036245c R11: 0000000000000001 R12: dffffc0000000000
# 81.05 [+0.00] [ 1170.428022] [    C0] R13: ffffffff921fc740 R14: ffe21c00003626fb R15: ffe21c000022a1ba
# 81.05 [+0.00] [ 1170.428027] [    C0]  ? smpboot_thread_fn (kernel/smpboot.c:108 (discriminator 29))
# 81.05 [+0.00] [ 1170.428037] [    C0]  ? sort_range (kernel/smpboot.c:103)
# 81.05 [+0.00] [ 1170.428045] [    C0]  kthread (kernel/kthread.c:463)
# 81.05 [+0.00] [ 1170.428048] [    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
# 81.06 [+0.00] [ 1170.428050] [    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
# 81.06 [+0.00] [ 1170.428054] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 81.06 [+0.00] [ 1170.428057] [    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
# 81.06 [+0.00] [ 1170.428060] [    C0]  ret_from_fork (arch/x86/kernel/process.c:164)
# 81.06 [+0.00] [ 1170.428064] [    C0]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
# 81.07 [+0.00] [ 1170.428070] [    C0]  ? __switch_to (./include/linux/thread_info.h:140 (discriminator 2) arch/x86/kernel/process.h:16 (discriminator 2) arch/x86/kernel/process_64.c:676 (discriminator 2))
# 81.07 [+0.00] [ 1170.428074] [    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
# 81.07 [+0.00] [ 1170.428078] [    C0]  ret_from_fork_asm (arch/x86/entry/entry_64.S:256)
| [ 1168.410505][    C0] hardirqs last  enabled at (31371070): irqentry_exit (kernel/entry/common.c:220)
| [ 1168.410515][    C0] hardirqs last disabled at (31371071): sysvec_apic_timer_interrupt (./arch/x86/include/asm/hardirq.h:78 arch/x86/kernel/apic/apic.c:1056)
| [ 1168.410517][    C0] softirqs last  enabled at (30842442): handle_softirqs (kernel/softirq.c:469 (discriminator 2) kernel/softirq.c:650 (discriminator 2))
| [ 1168.410523][    C0] softirqs last disabled at (30842445): irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
[ 1168.410534][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1168.410536][    C0] RIP: 0010:__orc_find (arch/x86/kernel/unwind_orc.c:80 arch/x86/kernel/unwind_orc.c:102)
[ 1168.410542][    C0] Code: 01 ca 48 d1 fa 49 8d 14 90 48 89 d1 48 c1 e9 03 0f b6 3c 01 48 89 d1 83 e1 07 83 c1 03 40 38 f9 7c 05 40 84 ff 75 30 48 63 0a <48> 01 d1 49 39 ca 73 b0 4c 8d 4a fc 4d 39 c1 73 b3 49 29 f3 48 83
All code
========
   0:	01 ca                	add    %ecx,%edx
   2:	48 d1 fa             	sar    $1,%rdx
   5:	49 8d 14 90          	lea    (%r8,%rdx,4),%rdx
   9:	48 89 d1             	mov    %rdx,%rcx
   c:	48 c1 e9 03          	shr    $0x3,%rcx
  10:	0f b6 3c 01          	movzbl (%rcx,%rax,1),%edi
  14:	48 89 d1             	mov    %rdx,%rcx
  17:	83 e1 07             	and    $0x7,%ecx
  1a:	83 c1 03             	add    $0x3,%ecx
  1d:	40 38 f9             	cmp    %dil,%cl
  20:	7c 05                	jl     0x27
  22:	40 84 ff             	test   %dil,%dil
  25:	75 30                	jne    0x57
  27:	48 63 0a             	movslq (%rdx),%rcx
  2a:*	48 01 d1             	add    %rdx,%rcx		<-- trapping instruction
  2d:	49 39 ca             	cmp    %rcx,%r10
  30:	73 b0                	jae    0xffffffffffffffe2
  32:	4c 8d 4a fc          	lea    -0x4(%rdx),%r9
  36:	4d 39 c1             	cmp    %r8,%r9
  39:	73 b3                	jae    0xffffffffffffffee
  3b:	49 29 f3             	sub    %rsi,%r11
  3e:	48                   	rex.W
  3f:	83                   	.byte 0x83

Code starting with the faulting instruction
===========================================
   0:	48 01 d1             	add    %rdx,%rcx
   3:	49 39 ca             	cmp    %rcx,%r10
   6:	73 b0                	jae    0xffffffffffffffb8
   8:	4c 8d 4a fc          	lea    -0x4(%rdx),%r9
   c:	4d 39 c1             	cmp    %r8,%r9
   f:	73 b3                	jae    0xffffffffffffffc4
  11:	49 29 f3             	sub    %rsi,%r11
  14:	48                   	rex.W
  15:	83                   	.byte 0x83
[ 1168.410544][    C0] RSP: 0018:ffa00000000075a8 EFLAGS: 00000246
[ 1168.410547][    C0] RAX: dffffc0000000000 RBX: ffffffff931f0a04 RCX: fffffffffe37e17b
[ 1168.410549][    C0] RDX: ffffffff92e93ddc RSI: ffffffff92e93ddc RDI: 0000000000000000
[ 1168.410550][    C0] RBP: 0000000000000002 R08: ffffffff92e93ddc R09: ffffffff92e93ddc
[ 1168.410552][    C0] R10: ffffffff912121b6 R11: ffffffff92e93ddc R12: ffa0000000007740
[ 1168.410553][    C0] R13: ffa00000000076e8 R14: 0000000000000000 R15: ff11000001b122c0
[ 1168.410556][    C0] FS:  0000000000000000(0000) GS:ff1100009c0ed000(0000) knlGS:0000000000000000
[ 1168.410560][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1168.410561][    C0] CR2: 000055a51b3f9000 CR3: 0000000038934006 CR4: 0000000000771ef0
[ 1168.410563][    C0] PKRU: 55555554
[ 1168.410564][    C0] Call Trace:
[ 1168.410566][    C0]  <IRQ>
[ 1168.410574][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[ 1168.410578][    C0]  unwind_next_frame (arch/x86/kernel/unwind_orc.c:495)
[ 1168.410582][    C0]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4042)
[ 1168.410590][    C0]  ? stack_access_ok (arch/x86/kernel/unwind_orc.c:469)
[ 1168.410595][    C0]  ? __unwind_start (./arch/x86/include/asm/unwind.h:50 arch/x86/kernel/unwind_orc.c:755)
[ 1168.410600][    C0]  ? write_profile (kernel/stacktrace.c:83)
[ 1168.410604][    C0]  arch_stack_walk (arch/x86/kernel/stacktrace.c:24 (discriminator 3))
[ 1168.410613][    C0]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4042)
[ 1168.410619][    C0]  stack_trace_save (kernel/stacktrace.c:123)
[ 1168.410622][    C0]  ? stack_trace_snprint (kernel/stacktrace.c:114)
[ 1168.410628][    C0]  ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 ./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194)
[ 1168.410632][    C0]  set_track_prepare (mm/slub.c:1047)
[ 1168.410636][    C0]  ? __kmalloc_cache_noprof (mm/slub.c:4850 mm/slub.c:5246 mm/slub.c:5766)
[ 1168.410639][    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
[ 1168.410643][    C0]  ? icmp6_dst_alloc (./include/net/dst.h:136 ./include/net/dst.h:197 net/ipv6/route.c:3335)
[ 1168.410645][    C0]  ? ndisc_send_skb (net/ipv6/ndisc.c:491)
[ 1168.410648][    C0]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4042)
[ 1168.410656][    C0]  ___slab_alloc (mm/slub.c:1078 mm/slub.c:4640)
[ 1168.410659][    C0]  ? irq_exit_rcu (kernel/softirq.c:741 (discriminator 37))
[ 1168.410661][    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
[ 1168.410667][    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
[ 1168.410670][    C0]  __slab_alloc.isra.0 (mm/slub.c:4774)
[ 1168.410673][    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)
[ 1168.410678][    C0]  __kmalloc_cache_noprof (mm/slub.c:4850 mm/slub.c:5246 mm/slub.c:5766)
[ 1168.410682][    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
[ 1168.410684][    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)
[ 1168.410689][    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
[ 1168.410692][    C0]  dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
[ 1168.410697][    C0]  icmp6_dst_alloc (./include/net/dst.h:136 ./include/net/dst.h:197 net/ipv6/route.c:3335)
[ 1168.410699][    C0]  ? icmpv6_flow_init (net/ipv6/icmp.c:1248)
[ 1168.410704][    C0]  ndisc_send_skb (net/ipv6/ndisc.c:491)
[ 1168.410710][    C0]  ? ndisc_ns_create (net/ipv6/ndisc.c:470)
[ 1168.410717][    C0]  ? __ndisc_fill_addr_option (net/ipv6/ndisc.c:160)
[ 1168.410725][    C0]  addrconf_rs_timer (net/ipv6/addrconf.c:4042)
[ 1168.410729][    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
[ 1168.410733][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[ 1168.410735][    C0]  ? call_timer_fn (kernel/time/timer.c:1745 (discriminator 1))
[ 1168.410738][    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
[ 1168.410743][    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
[ 1168.410746][    C0]  call_timer_fn (kernel/time/timer.c:1749)
[ 1168.410750][    C0]  ? detach_if_pending (kernel/time/timer.c:1725)
[ 1168.410753][    C0]  ? debug_object_active_state (lib/debugobjects.c:862)
[ 1168.410759][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 1168.410763][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[ 1168.410768][    C0]  __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373)
[ 1168.410772][    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
[ 1168.410777][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[ 1168.410780][    C0]  ? __bpf_trace_itimer_expire (kernel/time/timer.c:2344)
[ 1168.410783][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[ 1168.410793][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:114)
[ 1168.410797][    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
[ 1168.410803][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402)
[ 1168.410807][    C0]  ? __run_timers (kernel/time/timer.c:2401)
[ 1168.410811][    C0]  ? handle_softirqs (kernel/softirq.c:608)
[ 1168.410813][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[ 1168.410816][    C0]  handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
[ 1168.410822][    C0]  ? tasklet_unlock_wait (kernel/softirq.c:580)
[ 1168.410825][    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)
[ 1168.410831][    C0]  irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
[ 1168.410833][    C0]  common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
[ 1168.410837][    C0]  </IRQ>
[ 1168.410838][    C0]  <TASK>
[ 1168.410840][    C0]  asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688)
[ 1168.410844][    C0] RIP: 0010:schedule_debug (kernel/sched/core.c:5815 (discriminator 1))
[ 1168.410848][    C0] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 5e 03 00 00 48 ba 00 00 00 00 00 fc ff df 49 8b 40 20 48 89 c1 48 c1 e9 03 80 3c 11 00 <0f> 85 18 03 00 00 48 81 38 9d 6e ac 57 0f 85 37 ff a1 ff 40 84 f6
All code
========
   0:	48 89 fa             	mov    %rdi,%rdx
   3:	48 c1 ea 03          	shr    $0x3,%rdx
   7:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
   b:	0f 85 5e 03 00 00    	jne    0x36f
  11:	48 ba 00 00 00 00 00 	movabs $0xdffffc0000000000,%rdx
  18:	fc ff df 
  1b:	49 8b 40 20          	mov    0x20(%r8),%rax
  1f:	48 89 c1             	mov    %rax,%rcx
  22:	48 c1 e9 03          	shr    $0x3,%rcx
  26:	80 3c 11 00          	cmpb   $0x0,(%rcx,%rdx,1)
  2a:*	0f 85 18 03 00 00    	jne    0x348		<-- trapping instruction
  30:	48 81 38 9d 6e ac 57 	cmpq   $0x57ac6e9d,(%rax)
  37:	0f 85 37 ff a1 ff    	jne    0xffffffffffa1ff74
  3d:	40 84 f6             	test   %sil,%sil

Code starting with the faulting instruction
===========================================
   0:	0f 85 18 03 00 00    	jne    0x31e
   6:	48 81 38 9d 6e ac 57 	cmpq   $0x57ac6e9d,(%rax)
   d:	0f 85 37 ff a1 ff    	jne    0xffffffffffa1ff4a
  13:	40 84 f6             	test   %sil,%sil
[ 1168.410850][    C0] RSP: 0018:ffa00000000e7bb8 EFLAGS: 00000246
[ 1168.410851][    C0] RAX: ffa00000000e0000 RBX: ff11000001b122c0 RCX: 1ff400000001c000
[ 1168.410853][    C0] RDX: dffffc0000000000 RSI: 0000000000000001 RDI: ff11000001b122e0
[ 1168.410854][    C0] RBP: 0000000000000000 R08: ff11000001b122c0 R09: fffffbfff258484a
[ 1168.410855][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[ 1168.410856][    C0] R13: ff1100002f637bc0 R14: 0000000000000001 R15: ff1100002f637180
[ 1168.410866][    C0]  ? trace_sched_entry_tp (./include/trace/events/sched.h:882 (discriminator 33))
[ 1168.410869][    C0]  __schedule (./arch/x86/include/asm/jump_label.h:37 ./include/linux/jump_label.h:208 kernel/sched/features.h:66 kernel/sched/core.c:6742)
[ 1168.410873][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 1168.410878][    C0]  ? io_schedule_timeout (kernel/sched/core.c:6719)
[ 1168.410882][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 33))
[ 1168.410885][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 6) kernel/locking/lockdep.c:4411 (discriminator 6))
[ 1168.410888][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4473)
[ 1168.410892][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[ 1168.410897][    C0]  preempt_schedule_irq (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 kernel/sched/core.c:7191)
[ 1168.410900][    C0]  irqentry_exit (kernel/entry/common.c:219)
[ 1168.410904][    C0]  ? common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 52))
[ 1168.410907][    C0]  asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688)
[ 1168.410909][    C0] RIP: 0010:smpboot_thread_fn (kernel/smpboot.c:109)
[ 1168.410912][    C0] Code: 3e 00 0f 85 da 06 00 00 48 89 83 18 15 00 00 0f 1f 44 00 00 48 8d 7b 18 be 04 00 00 00 e8 36 06 86 00 b8 01 00 00 00 87 43 18 <bf> 01 00 00 00 e8 d4 80 01 00 e8 5f 7e fe ff 84 c0 0f 85 cf 04 00
All code
========
   0:	3e 00 0f             	ds add %cl,(%rdi)
   3:	85 da                	test   %ebx,%edx
   5:	06                   	(bad)
   6:	00 00                	add    %al,(%rax)
   8:	48 89 83 18 15 00 00 	mov    %rax,0x1518(%rbx)
   f:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  14:	48 8d 7b 18          	lea    0x18(%rbx),%rdi
  18:	be 04 00 00 00       	mov    $0x4,%esi
  1d:	e8 36 06 86 00       	call   0x860658
  22:	b8 01 00 00 00       	mov    $0x1,%eax
  27:	87 43 18             	xchg   %eax,0x18(%rbx)
  2a:*	bf 01 00 00 00       	mov    $0x1,%edi		<-- trapping instruction
  2f:	e8 d4 80 01 00       	call   0x18108
  34:	e8 5f 7e fe ff       	call   0xfffffffffffe7e98
  39:	84 c0                	test   %al,%al
  3b:	0f                   	.byte 0xf
  3c:	85 cf                	test   %ecx,%edi
  3e:	04 00                	add    $0x0,%al

Code starting with the faulting instruction
===========================================
   0:	bf 01 00 00 00       	mov    $0x1,%edi
   5:	e8 d4 80 01 00       	call   0x180de
   a:	e8 5f 7e fe ff       	call   0xfffffffffffe7e6e
   f:	84 c0                	test   %al,%al
  11:	0f                   	.byte 0xf
  12:	85 cf                	test   %ecx,%edi
  14:	04 00                	add    $0x0,%al
[ 1168.410914][    C0] RSP: 0018:ffa00000000e7dc0 EFLAGS: 00000246
[ 1168.410915][    C0] RAX: 0000000000000000 RBX: ff11000001b122c0 RCX: 0000000000000001
[ 1168.410917][    C0] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ff11000001b122d8
[ 1168.410918][    C0] RBP: ff11000001150dd0 R08: ffffffff8f1fcfda R09: ffe21c000036245b
[ 1168.410919][    C0] R10: ffe21c000036245c R11: 0000000000000001 R12: dffffc0000000000
[ 1168.410920][    C0] R13: ffffffff921fc740 R14: ffe21c00003626fb R15: ffe21c000022a1ba
[ 1168.410925][    C0]  ? smpboot_thread_fn (kernel/smpboot.c:108 (discriminator 29))
[ 1168.410935][    C0]  ? sort_range (kernel/smpboot.c:103)
[ 1168.410938][    C0]  kthread (kernel/kthread.c:463)
[ 1168.410942][    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
[ 1168.410945][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 1168.410949][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[ 1168.410952][    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
[ 1168.410955][    C0]  ret_from_fork (arch/x86/kernel/process.c:164)
[ 1168.410959][    C0]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 1168.410964][    C0]  ? __switch_to (./include/linux/thread_info.h:140 (discriminator 2) arch/x86/kernel/process.h:16 (discriminator 2) arch/x86/kernel/process_64.c:676 (discriminator 2))
[ 1168.410969][    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
[ 1168.410972][    C0]  ret_from_fork_asm (arch/x86/entry/entry_64.S:256)
| [ 1170.425623][    C0] rcu: INFO: rcu_preempt self-detected stall on CPU
| [ 1170.426107][    C0] rcu: 0-....: (25717 ticks this GP) idle=c9ec/1/0x4000000000000000 softirq=784200/784200 fqs=6476
| [ 1170.427257][    C0] rcu: (t=26000 jiffies g=751437 q=970 ncpus=4)
| [ 1170.427603][    C0] Tainted: [L]=SOFTLOCKUP
[ 1170.427605][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1170.427607][    C0] RIP: 0010:unwind_next_frame (arch/x86/kernel/unwind_orc.c:505)
[ 1170.427618][    C0] Code: fc ff df 49 8d 40 05 48 89 c6 48 c1 ee 03 0f b6 0c 0e 48 89 c6 83 e6 07 40 38 f1 7f 08 84 c9 0f 85 1a 08 00 00 41 0f b6 48 05 <83> e1 07 0f 84 e1 01 00 00 80 f9 01 0f 84 00 02 00 00 4d 8d 50 04
All code
========
   0:	fc                   	cld
   1:	ff                   	lcall  (bad)
   2:	df 49 8d             	fisttps -0x73(%rcx)
   5:	40 05 48 89 c6 48    	rex add $0x48c68948,%eax
   b:	c1 ee 03             	shr    $0x3,%esi
   e:	0f b6 0c 0e          	movzbl (%rsi,%rcx,1),%ecx
  12:	48 89 c6             	mov    %rax,%rsi
  15:	83 e6 07             	and    $0x7,%esi
  18:	40 38 f1             	cmp    %sil,%cl
  1b:	7f 08                	jg     0x25
  1d:	84 c9                	test   %cl,%cl
  1f:	0f 85 1a 08 00 00    	jne    0x83f
  25:	41 0f b6 48 05       	movzbl 0x5(%r8),%ecx
  2a:*	83 e1 07             	and    $0x7,%ecx		<-- trapping instruction
  2d:	0f 84 e1 01 00 00    	je     0x214
  33:	80 f9 01             	cmp    $0x1,%cl
  36:	0f 84 00 02 00 00    	je     0x23c
  3c:	4d 8d 50 04          	lea    0x4(%r8),%r10

Code starting with the faulting instruction
===========================================
   0:	83 e1 07             	and    $0x7,%ecx
   3:	0f 84 e1 01 00 00    	je     0x1ea
   9:	80 f9 01             	cmp    $0x1,%cl
   c:	0f 84 00 02 00 00    	je     0x212
  12:	4d 8d 50 04          	lea    0x4(%r8),%r10
[ 1170.427620][    C0] RSP: 0018:ffa0000000007428 EFLAGS: 00000246
[ 1170.427624][    C0] RAX: ffffffff92f788f7 RBX: 1ff4000000000e8e RCX: 0000000000000002
[ 1170.427626][    C0] RDX: ffa0000000007569 RSI: 0000000000000007 RDI: 0000000000000000
[ 1170.427627][    C0] RBP: 0000000000000002 R08: ffffffff92f788f2 R09: ffffffff92cee7d0
[ 1170.427629][    C0] R10: ffffffff8f3b9613 R11: 0000000000000000 R12: ffa0000000007580
[ 1170.427630][    C0] R13: ffa0000000007528 R14: 0000000000000000 R15: ff11000001b122c0
[ 1170.427633][    C0] FS:  0000000000000000(0000) GS:ff1100009c0ed000(0000) knlGS:0000000000000000
[ 1170.427637][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1170.427638][    C0] CR2: 000055a51b3f9000 CR3: 0000000038934006 CR4: 0000000000771ef0
[ 1170.427640][    C0] PKRU: 55555554
[ 1170.427641][    C0] Call Trace:
[ 1170.427643][    C0]  <IRQ>
[ 1170.427648][    C0]  ? call_timer_fn (kernel/time/timer.c:1749)
[ 1170.427657][    C0]  ? stack_access_ok (arch/x86/kernel/unwind_orc.c:469)
[ 1170.427664][    C0]  ? stack_trace_save (kernel/stacktrace.c:123)
[ 1170.427668][    C0]  ? write_profile (kernel/stacktrace.c:83)
[ 1170.427671][    C0]  arch_stack_walk (arch/x86/kernel/stacktrace.c:24 (discriminator 3))
[ 1170.427679][    C0]  ? call_timer_fn (kernel/time/timer.c:1749)
[ 1170.427685][    C0]  stack_trace_save (kernel/stacktrace.c:123)
[ 1170.427688][    C0]  ? stack_trace_snprint (kernel/stacktrace.c:114)
[ 1170.427692][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 1170.427699][    C0]  kasan_save_stack (mm/kasan/common.c:57)
[ 1170.427703][    C0]  ? kasan_save_stack (mm/kasan/common.c:57)
[ 1170.427705][    C0]  ? kasan_save_track (mm/kasan/common.c:69 (discriminator 1) mm/kasan/common.c:78 (discriminator 1))
[ 1170.427707][    C0]  ? __kasan_slab_alloc (mm/kasan/common.c:371)
[ 1170.427709][    C0]  ? kmem_cache_alloc_noprof (./include/linux/kasan.h:252 mm/slub.c:4948 mm/slub.c:5258 mm/slub.c:5265)
[ 1170.427712][    C0]  ? __alloc_object (mm/kmemleak.c:483 (discriminator 1) mm/kmemleak.c:665 (discriminator 1))
[ 1170.427715][    C0]  ? __create_object (mm/kmemleak.c:780)
[ 1170.427717][    C0]  ? __kmalloc_cache_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4953 mm/slub.c:5258 mm/slub.c:5766)
[ 1170.427719][    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
[ 1170.427723][    C0]  ? icmp6_dst_alloc (./include/net/dst.h:136 ./include/net/dst.h:197 net/ipv6/route.c:3335)
[ 1170.427726][    C0]  ? ndisc_send_skb (net/ipv6/ndisc.c:491)
[ 1170.427729][    C0]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4042)
[ 1170.427732][    C0]  ? call_timer_fn (kernel/time/timer.c:1749)
[ 1170.427756][    C0]  kasan_save_track (mm/kasan/common.c:69 (discriminator 1) mm/kasan/common.c:78 (discriminator 1))
[ 1170.427759][    C0]  __kasan_slab_alloc (mm/kasan/common.c:371)
[ 1170.427763][    C0]  kmem_cache_alloc_noprof (./include/linux/kasan.h:252 mm/slub.c:4948 mm/slub.c:5258 mm/slub.c:5265)
[ 1170.427765][    C0]  ? ___slab_alloc (mm/slub.c:1079 mm/slub.c:4640)
[ 1170.427768][    C0]  ? irq_exit_rcu (kernel/softirq.c:741 (discriminator 37))
[ 1170.427775][    C0]  ? __alloc_object (mm/kmemleak.c:483 (discriminator 1) mm/kmemleak.c:665 (discriminator 1))
[ 1170.427777][    C0]  __alloc_object (mm/kmemleak.c:483 (discriminator 1) mm/kmemleak.c:665 (discriminator 1))
[ 1170.427780][    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
[ 1170.427782][    C0]  ? __slab_alloc.isra.0 (mm/slub.c:4777 (discriminator 3))
[ 1170.427784][    C0]  __create_object (mm/kmemleak.c:780)
[ 1170.427790][    C0]  __kmalloc_cache_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4953 mm/slub.c:5258 mm/slub.c:5766)
[ 1170.427794][    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)
[ 1170.427798][    C0]  ? dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
[ 1170.427801][    C0]  dst_cow_metrics_generic (./include/linux/slab.h:957 net/core/dst.c:193)
[ 1170.427806][    C0]  icmp6_dst_alloc (./include/net/dst.h:136 ./include/net/dst.h:197 net/ipv6/route.c:3335)
[ 1170.427808][    C0]  ? icmpv6_flow_init (net/ipv6/icmp.c:1248)
[ 1170.427812][    C0]  ndisc_send_skb (net/ipv6/ndisc.c:491)
[ 1170.427819][    C0]  ? ndisc_ns_create (net/ipv6/ndisc.c:470)
[ 1170.427826][    C0]  ? __ndisc_fill_addr_option (net/ipv6/ndisc.c:160)
[ 1170.427834][    C0]  addrconf_rs_timer (net/ipv6/addrconf.c:4042)
[ 1170.427839][    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
[ 1170.427842][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[ 1170.427845][    C0]  ? call_timer_fn (kernel/time/timer.c:1745 (discriminator 1))
[ 1170.427847][    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
[ 1170.427851][    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
[ 1170.427854][    C0]  call_timer_fn (kernel/time/timer.c:1749)
[ 1170.427857][    C0]  ? detach_if_pending (kernel/time/timer.c:1725)
[ 1170.427860][    C0]  ? debug_object_active_state (lib/debugobjects.c:862)
[ 1170.427867][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 1170.427870][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[ 1170.427875][    C0]  __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373)
[ 1170.427878][    C0]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:4015)
[ 1170.427883][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[ 1170.427886][    C0]  ? __bpf_trace_itimer_expire (kernel/time/timer.c:2344)
[ 1170.427889][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[ 1170.427898][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:114)
[ 1170.427902][    C0]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
[ 1170.427908][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402)
[ 1170.427912][    C0]  ? __run_timers (kernel/time/timer.c:2401)
[ 1170.427915][    C0]  ? handle_softirqs (kernel/softirq.c:608)
[ 1170.427917][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[ 1170.427919][    C0]  handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623)
[ 1170.427925][    C0]  ? tasklet_unlock_wait (kernel/softirq.c:580)
[ 1170.427928][    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)
[ 1170.427934][    C0]  irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739)
[ 1170.427936][    C0]  common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
[ 1170.427941][    C0]  </IRQ>
[ 1170.427942][    C0]  <TASK>
[ 1170.427944][    C0]  asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688)
[ 1170.427947][    C0] RIP: 0010:schedule_debug (kernel/sched/core.c:5815 (discriminator 1))
[ 1170.427951][    C0] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 5e 03 00 00 48 ba 00 00 00 00 00 fc ff df 49 8b 40 20 48 89 c1 48 c1 e9 03 80 3c 11 00 <0f> 85 18 03 00 00 48 81 38 9d 6e ac 57 0f 85 37 ff a1 ff 40 84 f6
All code
========
   0:	48 89 fa             	mov    %rdi,%rdx
   3:	48 c1 ea 03          	shr    $0x3,%rdx
   7:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
   b:	0f 85 5e 03 00 00    	jne    0x36f
  11:	48 ba 00 00 00 00 00 	movabs $0xdffffc0000000000,%rdx
  18:	fc ff df 
  1b:	49 8b 40 20          	mov    0x20(%r8),%rax
  1f:	48 89 c1             	mov    %rax,%rcx
  22:	48 c1 e9 03          	shr    $0x3,%rcx
  26:	80 3c 11 00          	cmpb   $0x0,(%rcx,%rdx,1)
  2a:*	0f 85 18 03 00 00    	jne    0x348		<-- trapping instruction
  30:	48 81 38 9d 6e ac 57 	cmpq   $0x57ac6e9d,(%rax)
  37:	0f 85 37 ff a1 ff    	jne    0xffffffffffa1ff74
  3d:	40 84 f6             	test   %sil,%sil

Code starting with the faulting instruction
===========================================
   0:	0f 85 18 03 00 00    	jne    0x31e
   6:	48 81 38 9d 6e ac 57 	cmpq   $0x57ac6e9d,(%rax)
   d:	0f 85 37 ff a1 ff    	jne    0xffffffffffa1ff4a
  13:	40 84 f6             	test   %sil,%sil
[ 1170.427953][    C0] RSP: 0018:ffa00000000e7bb8 EFLAGS: 00000246
[ 1170.427954][    C0] RAX: ffa00000000e0000 RBX: ff11000001b122c0 RCX: 1ff400000001c000
[ 1170.427956][    C0] RDX: dffffc0000000000 RSI: 0000000000000001 RDI: ff11000001b122e0
[ 1170.427957][    C0] RBP: 0000000000000000 R08: ff11000001b122c0 R09: fffffbfff258484a
[ 1170.427958][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[ 1170.427959][    C0] R13: ff1100002f637bc0 R14: 0000000000000001 R15: ff1100002f637180
[ 1170.427969][    C0]  ? trace_sched_entry_tp (./include/trace/events/sched.h:882 (discriminator 33))
[ 1170.427973][    C0]  __schedule (./arch/x86/include/asm/jump_label.h:37 ./include/linux/jump_label.h:208 kernel/sched/features.h:66 kernel/sched/core.c:6742)
[ 1170.427976][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 1170.427981][    C0]  ? io_schedule_timeout (kernel/sched/core.c:6719)
[ 1170.427984][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 33))
[ 1170.427988][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 6) kernel/locking/lockdep.c:4411 (discriminator 6))
[ 1170.427990][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4473)
[ 1170.427995][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[ 1170.428000][    C0]  preempt_schedule_irq (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 kernel/sched/core.c:7191)
[ 1170.428003][    C0]  irqentry_exit (kernel/entry/common.c:219)
[ 1170.428006][    C0]  ? common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 52))
[ 1170.428009][    C0]  asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688)
[ 1170.428011][    C0] RIP: 0010:smpboot_thread_fn (kernel/smpboot.c:109)
[ 1170.428015][    C0] Code: 3e 00 0f 85 da 06 00 00 48 89 83 18 15 00 00 0f 1f 44 00 00 48 8d 7b 18 be 04 00 00 00 e8 36 06 86 00 b8 01 00 00 00 87 43 18 <bf> 01 00 00 00 e8 d4 80 01 00 e8 5f 7e fe ff 84 c0 0f 85 cf 04 00
All code
========
   0:	3e 00 0f             	ds add %cl,(%rdi)
   3:	85 da                	test   %ebx,%edx
   5:	06                   	(bad)
   6:	00 00                	add    %al,(%rax)
   8:	48 89 83 18 15 00 00 	mov    %rax,0x1518(%rbx)
   f:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  14:	48 8d 7b 18          	lea    0x18(%rbx),%rdi
  18:	be 04 00 00 00       	mov    $0x4,%esi
  1d:	e8 36 06 86 00       	call   0x860658
  22:	b8 01 00 00 00       	mov    $0x1,%eax
  27:	87 43 18             	xchg   %eax,0x18(%rbx)
  2a:*	bf 01 00 00 00       	mov    $0x1,%edi		<-- trapping instruction
  2f:	e8 d4 80 01 00       	call   0x18108
  34:	e8 5f 7e fe ff       	call   0xfffffffffffe7e98
  39:	84 c0                	test   %al,%al
  3b:	0f                   	.byte 0xf
  3c:	85 cf                	test   %ecx,%edi
  3e:	04 00                	add    $0x0,%al

Code starting with the faulting instruction
===========================================
   0:	bf 01 00 00 00       	mov    $0x1,%edi
   5:	e8 d4 80 01 00       	call   0x180de
   a:	e8 5f 7e fe ff       	call   0xfffffffffffe7e6e
   f:	84 c0                	test   %al,%al
  11:	0f                   	.byte 0xf
  12:	85 cf                	test   %ecx,%edi
  14:	04 00                	add    $0x0,%al
[ 1170.428016][    C0] RSP: 0018:ffa00000000e7dc0 EFLAGS: 00000246
[ 1170.428018][    C0] RAX: 0000000000000000 RBX: ff11000001b122c0 RCX: 0000000000000001
[ 1170.428019][    C0] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ff11000001b122d8
[ 1170.428020][    C0] RBP: ff11000001150dd0 R08: ffffffff8f1fcfda R09: ffe21c000036245b
[ 1170.428021][    C0] R10: ffe21c000036245c R11: 0000000000000001 R12: dffffc0000000000
[ 1170.428022][    C0] R13: ffffffff921fc740 R14: ffe21c00003626fb R15: ffe21c000022a1ba
[ 1170.428027][    C0]  ? smpboot_thread_fn (kernel/smpboot.c:108 (discriminator 29))
[ 1170.428037][    C0]  ? sort_range (kernel/smpboot.c:103)
[ 1170.428045][    C0]  kthread (kernel/kthread.c:463)
[ 1170.428048][    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
[ 1170.428050][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 1170.428054][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[ 1170.428057][    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)
[ 1170.428060][    C0]  ret_from_fork (arch/x86/kernel/process.c:164)
[ 1170.428064][    C0]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 1170.428070][    C0]  ? __switch_to (./include/linux/thread_info.h:140 (discriminator 2) arch/x86/kernel/process.h:16 (discriminator 2) arch/x86/kernel/process_64.c:676 (discriminator 2))
[ 1170.428074][    C0]  ? kthread_is_per_cpu (kernel/kthread.c:412)


Finger prints:
irqentry_exit:sysvec_apic_timer_interrupt:handle_softirqs:irq_exit_rcu:__orc_find
unwind_next_frame:arch_stack_walk:stack_trace_save:kasan_save_stack:kasan_save_track