======================================
| [  757.584534][    C3]  #3: ffffffff9cd77d20 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame (./include/linux/rcupdate.h:300 (discriminator 2) ./include/linux/rcupdate.h:838 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
| [  757.584788][    C3]  #4: ffffffff9cd77c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:300 (discriminator 2) kernel/rcu/tree.c:2611 (discriminator 2))
| [  757.585042][    C3] Preemption disabled at:
| [  757.585043][    C3] handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
[  757.585344][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  757.585346][    C3] Call Trace:
[  757.585348][    C3]  <IRQ>
[  757.585349][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  757.585355][    C3]  ? handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
[  757.585357][    C3]  __might_resched.cold (kernel/sched/core.c:9163)
[  757.585360][    C3]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[  757.585364][    C3]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  757.585368][    C3]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  757.585371][    C3]  ? tear_down_vmas (mm/mmap.c:1262)
[  757.585373][    C3]  ? exit_mmap (mm/mmap.c:1320)
[  757.585374][    C3]  ? mmput (kernel/fork.c:1178 kernel/fork.c:1201)
[  757.585378][    C3]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[  757.585381][    C3]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  757.585384][    C3]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  757.585389][    C3]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  757.585391][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  757.585396][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  757.585400][    C3]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  757.585402][    C3]  __tcf_chain_put (net/sched/cls_api.c:694)
[  757.585404][    C3]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[  757.585409][    C3]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[  757.585413][    C3]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[  757.585416][    C3]  rcu_do_batch (kernel/rcu/tree.c:2617)
[  757.585422][    C3]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[  757.585426][    C3]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  757.585428][    C3]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[  757.585430][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  757.585434][    C3]  rcu_core (kernel/rcu/tree.c:2869)
[  757.585437][    C3]  handle_softirqs (kernel/softirq.c:622)
[  757.585438][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  757.585442][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  757.585444][    C3]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[  757.585448][    C3]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[  757.585450][    C3]  irq_exit_rcu (kernel/softirq.c:752)
[  757.585451][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[  757.585454][    C3]  </IRQ>
[  757.585454][    C3]  <TASK>
[  757.585455][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[  757.585458][    C3] RIP: 0010:__orc_find (arch/x86/kernel/unwind_orc.c:81 arch/x86/kernel/unwind_orc.c:103)
[  757.585460][    C3] Code: 39 c1 72 4d 4c 89 ca 4c 29 c2 48 89 d1 48 c1 ea 3f 48 c1 f9 02 48 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
All code
========
   0:	39 c1                	cmp    %eax,%ecx
   2:	72 4d                	jb     0x51
   4:	4c 89 ca             	mov    %r9,%rdx
   7:	4c 29 c2             	sub    %r8,%rdx
   a:	48 89 d1             	mov    %rdx,%rcx
   d:	48 c1 ea 3f          	shr    $0x3f,%rdx
  11:	48 c1 f9 02          	sar    $0x2,%rcx
  15:	48 01 ca             	add    %rcx,%rdx
  18:	48 d1 fa             	sar    $1,%rdx
  1b:	49 8d 14 90          	lea    (%r8,%rdx,4),%rdx
  1f:	48 89 d1             	mov    %rdx,%rcx
  22:	48 c1 e9 03          	shr    $0x3,%rcx
  26:	0f b6 3c 01          	movzbl (%rcx,%rax,1),%edi
  2a:*	48 89 d1             	mov    %rdx,%rcx		<-- trapping instruction
  2d:	83 e1 07             	and    $0x7,%ecx
  30:	83 c1 03             	add    $0x3,%ecx
  33:	40 38 f9             	cmp    %dil,%cl
  36:	7c 05                	jl     0x3d
  38:	40 84 ff             	test   %dil,%dil
  3b:	75 30                	jne    0x6d
  3d:	48 63 0a             	movslq (%rdx),%rcx

Code starting with the faulting instruction
===========================================
   0:	48 89 d1             	mov    %rdx,%rcx
   3:	83 e1 07             	and    $0x7,%ecx
   6:	83 c1 03             	add    $0x3,%ecx
   9:	40 38 f9             	cmp    %dil,%cl
   c:	7c 05                	jl     0x13
   e:	40 84 ff             	test   %dil,%dil
  11:	75 30                	jne    0x43
  13:	48 63 0a             	movslq (%rdx),%rcx
[  757.585462][    C3] RSP: 0018:ffa0000000577398 EFLAGS: 00000217
[  757.585464][    C3] RAX: dffffc0000000000 RBX: ffffffff9d98b9d4 RCX: 1ffffffff3ae8fb4
[  757.585466][    C3] RDX: ffffffff9d747da4 RSI: ffffffff9d747da4 RDI: 0000000000000000
[  757.585467][    C3] RBP: 0000000000000001 R08: ffffffff9d747da4 R09: ffffffff9d747da4
[  757.585467][    C3] R10: ffffffff9a34170e R11: ffffffff9d747da4 R12: ffa0000000577530
[  757.585468][    C3] R13: ffa00000005774d8 R14: ff1100001e478040 R15: ffffffff9a21d138
[  757.585469][    C3]  ? tear_down_vmas (mm/mmap.c:1262)
[  757.585472][    C3]  ? kasan_save_stack (mm/kasan/common.c:57)
[  757.585479][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  757.585481][    C3]  ? tear_down_vmas (mm/mmap.c:1262)
[  757.585483][    C3]  unwind_next_frame (arch/x86/kernel/unwind_orc.c:217 arch/x86/kernel/unwind_orc.c:510)
[  757.585484][    C3]  ? kasan_save_stack (mm/kasan/common.c:57)
[  757.585488][    C3]  ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55)
[  757.585492][    C3]  ? __unwind_start (arch/x86/kernel/unwind_orc.c:787)
[  757.585494][    C3]  ? write_profile (profile.c:?)
[  757.585498][    C3]  arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[  757.585502][    C3]  ? kasan_save_stack (mm/kasan/common.c:57)
[  757.585506][    C3]  stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  757.585508][    C3]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  757.585511][    C3]  ? __kernel_text_address (kernel/extable.c:79)
[  757.585513][    C3]  ? write_profile (profile.c:?)
[  757.585515][    C3]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  757.585517][    C3]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  757.585520][    C3]  kasan_save_stack (mm/kasan/common.c:57)
[  757.585522][    C3]  ? kasan_save_stack (mm/kasan/common.c:57)
[  757.585538][    C3]  kasan_save_track (mm/kasan/common.c:78)
[  757.585540][    C3]  __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  757.585543][    C3]  kmem_cache_free (./include/linux/slab.h:950 (discriminator 1) mm/slub.c:2641 (discriminator 1) mm/slub.c:6251 (discriminator 1) mm/slub.c:6378 (discriminator 1))
[  757.585548][    C3]  tear_down_vmas (mm/mmap.c:1262)
[  757.585553][    C3]  exit_mmap (mm/mmap.c:1320)
[  757.585556][    C3]  ? vm_brk_flags (./include/linux/seqlock.h:453)
[  757.585558][    C3]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  757.585559][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  757.585563][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  757.585569][    C3]  ? __mutex_unlock_slowpath (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:4480 kernel/locking/mutex.c:1007)
[  757.585577][    C3]  mmput (kernel/fork.c:1178 kernel/fork.c:1201)
[  757.585580][    C3]  exec_mmap (fs/exec.c:893)
[  757.585583][    C3]  begin_new_exec (fs/exec.c:1148)
[  757.585587][    C3]  load_elf_binary (fs/binfmt_elf.c:1010)
[  757.585592][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  757.585596][    C3]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  757.585597][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  757.585600][    C3]  ? load_elf_interp.isra.0 (fs/binfmt_elf.c:693 (discriminator 4))
[  757.585602][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  757.585604][    C3]  ? exec_binprm (fs/exec.c:1662 fs/exec.c:1696)
[  757.585607][    C3]  exec_binprm (fs/exec.c:1664 fs/exec.c:1696)
[  757.585611][    C3]  ? check_unsafe_exec (fs/exec.c:1522)
[  757.585615][    C3]  bprm_execve (fs/exec.c:1748 fs/exec.c:1724)
[  757.585618][    C3]  do_execveat_common.isra.0 (fs/exec.c:1846)
[  757.585622][    C3]  __x64_sys_execve (fs/exec.c:1930 (discriminator 2) fs/exec.c:1924 (discriminator 2) fs/exec.c:1924 (discriminator 2))
[  757.585624][    C3]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  757.585626][    C3]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  757.585629][    C3]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  757.585631][    C3]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  757.585633][    C3] RIP: 0033:0x7efc905f615b
[  757.585640][    C3] Code: Unable to access opcode bytes at 0x7efc905f6131.

Code starting with the faulting instruction
===========================================
[  757.585640][    C3] RSP: 002b:00007ffc26b1ef48 EFLAGS: 00000206 ORIG_RAX: 000000000000003b
[  757.585642][    C3] RAX: ffffffffffffffda RBX: 000055a519ec7aa0 RCX: 00007efc905f615b
[  757.585643][    C3] RDX: 000055a519e024b0 RSI: 000055a519e68ad0 RDI: 000055a519ec7aa0
[  757.585644][    C3] RBP: 00007ffc26b1f030 R08: 000055a519d8c830 R09: 00000000000000a0
[  757.585644][    C3] R10: 00000000000000a1 R11: 0000000000000206 R12: 000055a519ec7aa0
[  757.585645][    C3] R13: 0000000000000000 R14: 000055a519e68ad0 R15: 000055a519e024b0
| [  757.597189][    C3]  #3: ffffffff9cd77d20 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame (./include/linux/rcupdate.h:300 (discriminator 2) ./include/linux/rcupdate.h:838 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
| [  757.597347][    C3]  #4: ffffffff9cd77c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:300 (discriminator 2) kernel/rcu/tree.c:2611 (discriminator 2))
| [  757.597510][    C3] stack backtrace:
| [  757.597583][    C3] Tainted: [W]=WARN
[  757.597583][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  757.597584][    C3] Call Trace:
[  757.597585][    C3]  <IRQ>
[  757.597586][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  757.597589][    C3]  __lock_acquire.cold (kernel/locking/lockdep.c:4830 kernel/locking/lockdep.c:4902 kernel/locking/lockdep.c:5187)
[  757.597591][    C3]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  757.597594][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  757.597595][    C3]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  757.597597][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  757.597599][    C3]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  757.597600][    C3]  __mutex_lock (kernel/locking/mutex.c:646 kernel/locking/mutex.c:820)
[  757.597602][    C3]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  757.597604][    C3]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  757.597606][    C3]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  757.597607][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  757.597609][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  757.597611][    C3]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  757.597613][    C3]  __tcf_chain_put (net/sched/cls_api.c:694)
[  757.597614][    C3]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[  757.597617][    C3]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[  757.597618][    C3]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[  757.597620][    C3]  rcu_do_batch (kernel/rcu/tree.c:2617)
[  757.597623][    C3]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[  757.597625][    C3]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  757.597626][    C3]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[  757.597627][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  757.597630][    C3]  rcu_core (kernel/rcu/tree.c:2869)
[  757.597631][    C3]  handle_softirqs (kernel/softirq.c:622)
[  757.597633][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  757.597635][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  757.597636][    C3]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[  757.597638][    C3]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[  757.597640][    C3]  irq_exit_rcu (kernel/softirq.c:752)
[  757.597641][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[  757.597643][    C3]  </IRQ>
[  757.597643][    C3]  <TASK>
[  757.597644][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[  757.597646][    C3] RIP: 0010:__orc_find (arch/x86/kernel/unwind_orc.c:81 arch/x86/kernel/unwind_orc.c:103)
[  757.597647][    C3] Code: 39 c1 72 4d 4c 89 ca 4c 29 c2 48 89 d1 48 c1 ea 3f 48 c1 f9 02 48 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
All code
========
   0:	39 c1                	cmp    %eax,%ecx
   2:	72 4d                	jb     0x51
   4:	4c 89 ca             	mov    %r9,%rdx
   7:	4c 29 c2             	sub    %r8,%rdx
   a:	48 89 d1             	mov    %rdx,%rcx
   d:	48 c1 ea 3f          	shr    $0x3f,%rdx
  11:	48 c1 f9 02          	sar    $0x2,%rcx
  15:	48 01 ca             	add    %rcx,%rdx
  18:	48 d1 fa             	sar    $1,%rdx
  1b:	49 8d 14 90          	lea    (%r8,%rdx,4),%rdx
  1f:	48 89 d1             	mov    %rdx,%rcx
  22:	48 c1 e9 03          	shr    $0x3,%rcx
  26:	0f b6 3c 01          	movzbl (%rcx,%rax,1),%edi
  2a:*	48 89 d1             	mov    %rdx,%rcx		<-- trapping instruction
  2d:	83 e1 07             	and    $0x7,%ecx
  30:	83 c1 03             	add    $0x3,%ecx
  33:	40 38 f9             	cmp    %dil,%cl
  36:	7c 05                	jl     0x3d
  38:	40 84 ff             	test   %dil,%dil
  3b:	75 30                	jne    0x6d
  3d:	48 63 0a             	movslq (%rdx),%rcx

Code starting with the faulting instruction
===========================================
   0:	48 89 d1             	mov    %rdx,%rcx
   3:	83 e1 07             	and    $0x7,%ecx
   6:	83 c1 03             	add    $0x3,%ecx
   9:	40 38 f9             	cmp    %dil,%cl
   c:	7c 05                	jl     0x13
   e:	40 84 ff             	test   %dil,%dil
  11:	75 30                	jne    0x43
  13:	48 63 0a             	movslq (%rdx),%rcx
[  757.597648][    C3] RSP: 0018:ffa0000000577398 EFLAGS: 00000217
[  757.597650][    C3] RAX: dffffc0000000000 RBX: ffffffff9d98b9d4 RCX: 1ffffffff3ae8fb4
[  757.597650][    C3] RDX: ffffffff9d747da4 RSI: ffffffff9d747da4 RDI: 0000000000000000
[  757.597651][    C3] RBP: 0000000000000001 R08: ffffffff9d747da4 R09: ffffffff9d747da4
[  757.597652][    C3] R10: ffffffff9a34170e R11: ffffffff9d747da4 R12: ffa0000000577530
[  757.597653][    C3] R13: ffa00000005774d8 R14: ff1100001e478040 R15: ffffffff9a21d138
[  757.597653][    C3]  ? tear_down_vmas (mm/mmap.c:1262)
[  757.597656][    C3]  ? kasan_save_stack (mm/kasan/common.c:57)
[  757.597659][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  757.597660][    C3]  ? tear_down_vmas (mm/mmap.c:1262)
[  757.597662][    C3]  unwind_next_frame (arch/x86/kernel/unwind_orc.c:217 arch/x86/kernel/unwind_orc.c:510)
[  757.597663][    C3]  ? kasan_save_stack (mm/kasan/common.c:57)
[  757.597666][    C3]  ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55)
[  757.597667][    C3]  ? __unwind_start (arch/x86/kernel/unwind_orc.c:787)
[  757.597669][    C3]  ? write_profile (profile.c:?)
[  757.597671][    C3]  arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[  757.597674][    C3]  ? kasan_save_stack (mm/kasan/common.c:57)
[  757.597676][    C3]  stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  757.597678][    C3]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  757.597680][    C3]  ? __kernel_text_address (kernel/extable.c:79)
[  757.597681][    C3]  ? write_profile (profile.c:?)
[  757.597683][    C3]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  757.597684][    C3]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  757.597686][    C3]  kasan_save_stack (mm/kasan/common.c:57)
[  757.597687][    C3]  ? kasan_save_stack (mm/kasan/common.c:57)
[  757.597693][    C3]  kasan_save_track (mm/kasan/common.c:78)
[  757.597695][    C3]  __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  757.597697][    C3]  kmem_cache_free (./include/linux/slab.h:950 (discriminator 1) mm/slub.c:2641 (discriminator 1) mm/slub.c:6251 (discriminator 1) mm/slub.c:6378 (discriminator 1))
[  757.597700][    C3]  tear_down_vmas (mm/mmap.c:1262)
[  757.597702][    C3]  exit_mmap (mm/mmap.c:1320)
[  757.597704][    C3]  ? vm_brk_flags (./include/linux/seqlock.h:453)
[  757.597706][    C3]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  757.597707][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  757.597709][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  757.597712][    C3]  ? __mutex_unlock_slowpath (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:4480 kernel/locking/mutex.c:1007)
[  757.597715][    C3]  mmput (kernel/fork.c:1178 kernel/fork.c:1201)
[  757.597717][    C3]  exec_mmap (fs/exec.c:893)
[  757.597719][    C3]  begin_new_exec (fs/exec.c:1148)
[  757.597721][    C3]  load_elf_binary (fs/binfmt_elf.c:1010)
[  757.597723][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  757.597725][    C3]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  757.597726][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  757.597728][    C3]  ? load_elf_interp.isra.0 (fs/binfmt_elf.c:693 (discriminator 4))
[  757.597729][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  757.597731][    C3]  ? exec_binprm (fs/exec.c:1662 fs/exec.c:1696)
[  757.597732][    C3]  exec_binprm (fs/exec.c:1664 fs/exec.c:1696)
[  757.597734][    C3]  ? check_unsafe_exec (fs/exec.c:1522)
[  757.597736][    C3]  bprm_execve (fs/exec.c:1748 fs/exec.c:1724)
[  757.597737][    C3]  do_execveat_common.isra.0 (fs/exec.c:1846)
[  757.597739][    C3]  __x64_sys_execve (fs/exec.c:1930 (discriminator 2) fs/exec.c:1924 (discriminator 2) fs/exec.c:1924 (discriminator 2))
[  757.597741][    C3]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  757.597743][    C3]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  757.597745][    C3]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  757.597746][    C3]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  757.597748][    C3] RIP: 0033:0x7efc905f615b
[  757.597750][    C3] Code: Unable to access opcode bytes at 0x7efc905f6131.

Code starting with the faulting instruction
===========================================
[  757.597751][    C3] RSP: 002b:00007ffc26b1ef48 EFLAGS: 00000206 ORIG_RAX: 000000000000003b
[  757.597752][    C3] RAX: ffffffffffffffda RBX: 000055a519ec7aa0 RCX: 00007efc905f615b
[  757.597753][    C3] RDX: 000055a519e024b0 RSI: 000055a519e68ad0 RDI: 000055a519ec7aa0
[  757.597753][    C3] RBP: 00007ffc26b1f030 R08: 000055a519d8c830 R09: 00000000000000a0
[  757.597754][    C3] R10: 00000000000000a1 R11: 0000000000000206 R12: 000055a519ec7aa0
[  757.597755][    C3] R13: 0000000000000000 R14: 000055a519e68ad0 R15: 000055a519e024b0
| [  758.820937][    C0] INFO: lockdep is turned off.
| [  758.821011][    C0] Preemption disabled at:
| [  758.821012][    C0] handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
| [  758.821182][    C0] Tainted: [W]=WARN
[  758.821183][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  758.821185][    C0] Call Trace:
[  758.821187][    C0]  <TASK>
[  758.821188][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  758.821193][    C0]  ? handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
[  758.821195][    C0]  __might_resched.cold (kernel/sched/core.c:9163)
[  758.821199][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  758.821203][    C0]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[  758.821206][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  758.821211][    C0]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  758.821213][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  758.821217][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  758.821219][    C0]  __tcf_chain_put (net/sched/cls_api.c:694)
[  758.821220][    C0]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[  758.821225][    C0]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[  758.821226][    C0]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[  758.821228][    C0]  rcu_do_batch (kernel/rcu/tree.c:2617)
[  758.821231][    C0]  ? rcu_start_this_gp (kernel/rcu/tree.c:1040 (discriminator 1))
[  758.821233][    C0]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[  758.821235][    C0]  ? trace_rcu_grace_period (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3) ./include/trace/events/rcu.h:69 (discriminator 3))
[  758.821236][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  758.821238][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  758.821241][    C0]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  758.821243][    C0]  rcu_core (kernel/rcu/tree.c:2869)
[  758.821245][    C0]  handle_softirqs (kernel/softirq.c:622)
[  758.821247][    C0]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[  758.821249][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  758.821250][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  758.821252][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  758.821254][    C0]  run_ksoftirqd (kernel/softirq.c:1076 kernel/softirq.c:1068)
[  758.821255][    C0]  smpboot_thread_fn (kernel/smpboot.c:160)
[  758.821258][    C0]  ? sort_range (kernel/range.c:164)
[  758.821260][    C0]  kthread (kernel/kthread.c:436)
[  758.821262][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  758.821264][    C0]  ? kthread_affine_node (kernel/kthread.c:378)
[  758.821266][    C0]  ret_from_fork (arch/x86/kernel/process.c:158)
[  758.821268][    C0]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  758.821270][    C0]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  758.821273][    C0]  ? kthread_affine_node (kernel/kthread.c:378)
[  758.821275][    C0]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  760.125355][    C0] INFO: lockdep is turned off.
| [  760.125437][    C0] Preemption disabled at:
| [  760.125438][    C0] handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
| [  760.125597][    C0] Tainted: [W]=WARN
[  760.125598][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  760.125600][    C0] Call Trace:
[  760.125601][    C0]  <TASK>
[  760.125603][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  760.125609][    C0]  ? handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
[  760.125610][    C0]  __might_resched.cold (kernel/sched/core.c:9163)
[  760.125614][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  760.125618][    C0]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[  760.125621][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  760.125625][    C0]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  760.125628][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  760.125632][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  760.125633][    C0]  __tcf_chain_put (net/sched/cls_api.c:694)
[  760.125635][    C0]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[  760.125638][    C0]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[  760.125640][    C0]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[  760.125642][    C0]  rcu_do_batch (kernel/rcu/tree.c:2617)
[  760.125644][    C0]  ? rcu_start_this_gp (kernel/rcu/tree.c:1040 (discriminator 1))
[  760.125646][    C0]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[  760.125648][    C0]  ? trace_rcu_grace_period (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3) ./include/trace/events/rcu.h:69 (discriminator 3))
[  760.125650][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  760.125652][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  760.125655][    C0]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  760.125657][    C0]  rcu_core (kernel/rcu/tree.c:2869)
[  760.125659][    C0]  handle_softirqs (kernel/softirq.c:622)
[  760.125661][    C0]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[  760.125662][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  760.125664][    C0]  run_ksoftirqd (kernel/softirq.c:1076 kernel/softirq.c:1068)
[  760.125666][    C0]  smpboot_thread_fn (kernel/smpboot.c:160)
[  760.125668][    C0]  ? sort_range (kernel/range.c:164)
[  760.125670][    C0]  kthread (kernel/kthread.c:436)
[  760.125673][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  760.125674][    C0]  ? kthread_affine_node (kernel/kthread.c:378)
[  760.125676][    C0]  ret_from_fork (arch/x86/kernel/process.c:158)
[  760.125679][    C0]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  760.125681][    C0]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  760.125683][    C0]  ? kthread_affine_node (kernel/kthread.c:378)
[  760.125685][    C0]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  761.377840][    C0] INFO: lockdep is turned off.
| [  761.377929][    C0] Preemption disabled at:
| [  761.377930][    C0] schedule_preempt_disabled (kernel/sched/core.c:7341)
| [  761.378153][    C0] Tainted: [W]=WARN
[  761.378154][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  761.378156][    C0] Call Trace:
[  761.378158][    C0]  <IRQ>
[  761.378159][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  761.378166][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7341)
[  761.378167][    C0]  __might_resched.cold (kernel/sched/core.c:9163)
[  761.378171][    C0]  ? default_idle_call (kernel/sched/idle.c:122)
[  761.378178][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  761.378182][    C0]  ? rest_init (init/main.c:762)
[  761.378184][    C0]  ? x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[  761.378189][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[  761.378190][    C0]  ? common_startup_64 (arch/x86/kernel/head_64.S:418)
[  761.378194][    C0]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[  761.378196][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  761.378201][    C0]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  761.378205][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  761.378207][    C0]  __tcf_chain_put (net/sched/cls_api.c:694)
[  761.378209][    C0]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[  761.378213][    C0]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[  761.378215][    C0]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[  761.378218][    C0]  rcu_do_batch (kernel/rcu/tree.c:2617)
[  761.378221][    C0]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[  761.378223][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  761.378226][    C0]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  761.378229][    C0]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  761.378230][    C0]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[  761.378233][    C0]  rcu_core (kernel/rcu/tree.c:2869)
[  761.378235][    C0]  handle_softirqs (kernel/softirq.c:622)
[  761.378238][    C0]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[  761.378240][    C0]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[  761.378242][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  761.378243][    C0]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[  761.378245][    C0]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[  761.378247][    C0]  irq_exit_rcu (kernel/softirq.c:752)
[  761.378248][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[  761.378251][    C0]  </IRQ>
[  761.378251][    C0]  <TASK>
[  761.378252][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[  761.378255][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62)
[  761.378258][    C0] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 44 d3 00 02 	mov    0x200d344(%rip),%rdi        # 0x200d34b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 c8 71 a3 00 	sub    0xa371c8(%rip),%rax        # 0xa371db
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 43 f4 22 00 	verw   0x22f443(%rip)        # 0x22f46b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[  761.378260][    C0] RSP: 0018:ffffffff9ca07e00 EFLAGS: 00000246
[  761.378263][    C0] RAX: 0000000000000000 RBX: ffffffff9ca1c740 RCX: 0000000000000001
[  761.378265][    C0] RDX: 0000000000000000 RSI: ffffffff9c26f640 RDI: ffffffff99ad9667
[  761.378266][    C0] RBP: 0000000000000000 R08: ffffffff9be694f1 R09: 1fe2200006a4639a
[  761.378267][    C0] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffffffff3940fc3
[  761.378267][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[  761.378269][    C0]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[  761.378272][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  761.378275][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767)
[  761.378277][    C0]  default_idle_call (kernel/sched/idle.c:122)
[  761.378279][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  761.378281][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[  761.378283][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[  761.378285][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  761.378287][    C0]  do_idle (kernel/sched/idle.c:352)
[  761.378289][    C0]  cpu_startup_entry (kernel/sched/idle.c:451)
[  761.378291][    C0]  rest_init (init/main.c:762)
[  761.378293][    C0]  start_kernel (init/main.c:1220)
[  761.378295][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[  761.378297][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[  761.378299][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [  764.940143][    C0] INFO: lockdep is turned off.
| [  764.940222][    C0] Preemption disabled at:
| [  764.940224][    C0] handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
| [  764.940380][    C0] Tainted: [W]=WARN
[  764.940381][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  764.940383][    C0] Call Trace:
[  764.940384][    C0]  <TASK>
[  764.940386][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  764.940391][    C0]  ? handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
[  764.940393][    C0]  __might_resched.cold (kernel/sched/core.c:9163)
[  764.940396][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  764.940400][    C0]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[  764.940404][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  764.940408][    C0]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  764.940411][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  764.940416][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  764.940418][    C0]  __tcf_chain_put (net/sched/cls_api.c:694)
[  764.940421][    C0]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[  764.940425][    C0]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[  764.940427][    C0]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[  764.940429][    C0]  rcu_do_batch (kernel/rcu/tree.c:2617)
[  764.940431][    C0]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[  764.940434][    C0]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[  764.940436][    C0]  ? trace_rcu_grace_period (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3) ./include/trace/events/rcu.h:69 (discriminator 3))
[  764.940438][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  764.940439][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  764.940442][    C0]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  764.940444][    C0]  rcu_core (kernel/rcu/tree.c:2869)
[  764.940446][    C0]  handle_softirqs (kernel/softirq.c:622)
[  764.940448][    C0]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[  764.940450][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  764.940451][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  764.940453][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  764.940454][    C0]  run_ksoftirqd (kernel/softirq.c:1076 kernel/softirq.c:1068)
[  764.940456][    C0]  smpboot_thread_fn (kernel/smpboot.c:160)
[  764.940459][    C0]  ? sort_range (kernel/range.c:164)
[  764.940460][    C0]  kthread (kernel/kthread.c:436)
[  764.940463][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  764.940464][    C0]  ? kthread_affine_node (kernel/kthread.c:378)
[  764.940466][    C0]  ret_from_fork (arch/x86/kernel/process.c:158)
[  764.940469][    C0]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  764.940470][    C0]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  764.940473][    C0]  ? kthread_affine_node (kernel/kthread.c:378)
[  764.940475][    C0]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  769.184985][    C0] INFO: lockdep is turned off.
| [  769.185071][    C0] Preemption disabled at:
| [  769.185073][    C0] schedule_preempt_disabled (kernel/sched/core.c:7341)
| [  769.185298][    C0] Tainted: [W]=WARN
[  769.185299][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  769.185301][    C0] Call Trace:
[  769.185303][    C0]  <IRQ>
[  769.185304][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  769.185310][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7341)
[  769.185312][    C0]  __might_resched.cold (kernel/sched/core.c:9163)
[  769.185315][    C0]  ? default_idle_call (kernel/sched/idle.c:122)
[  769.185318][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  769.185322][    C0]  ? rest_init (init/main.c:762)
[  769.185324][    C0]  ? x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[  769.185328][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[  769.185330][    C0]  ? common_startup_64 (arch/x86/kernel/head_64.S:418)
[  769.185333][    C0]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[  769.185335][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  769.185339][    C0]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  769.185342][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  769.185344][    C0]  __tcf_chain_put (net/sched/cls_api.c:694)
[  769.185345][    C0]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[  769.185349][    C0]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[  769.185351][    C0]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[  769.185354][    C0]  rcu_do_batch (kernel/rcu/tree.c:2617)
[  769.185357][    C0]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[  769.185359][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  769.185362][    C0]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  769.185365][    C0]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  769.185366][    C0]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[  769.185369][    C0]  rcu_core (kernel/rcu/tree.c:2869)
[  769.185370][    C0]  handle_softirqs (kernel/softirq.c:622)
[  769.185373][    C0]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[  769.185376][    C0]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[  769.185377][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  769.185379][    C0]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[  769.185381][    C0]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[  769.185382][    C0]  irq_exit_rcu (kernel/softirq.c:752)
[  769.185384][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[  769.185386][    C0]  </IRQ>
[  769.185387][    C0]  <TASK>
[  769.185387][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[  769.185390][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62)
[  769.185392][    C0] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 44 d3 00 02 	mov    0x200d344(%rip),%rdi        # 0x200d34b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 c8 71 a3 00 	sub    0xa371c8(%rip),%rax        # 0xa371db
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 43 f4 22 00 	verw   0x22f443(%rip)        # 0x22f46b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[  769.185394][    C0] RSP: 0018:ffffffff9ca07e00 EFLAGS: 00000246
[  769.185398][    C0] RAX: 0000000000000000 RBX: ffffffff9ca1c740 RCX: 0000000000000001
[  769.185399][    C0] RDX: 0000000000000000 RSI: ffffffff9c26f640 RDI: ffffffff99ad9667
[  769.185400][    C0] RBP: 0000000000000000 R08: ffffffff9be694f1 R09: 1fe2200006a4639a
[  769.185401][    C0] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffffffff3940fc3
[  769.185402][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[  769.185403][    C0]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[  769.185405][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  769.185409][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767)
[  769.185411][    C0]  default_idle_call (kernel/sched/idle.c:122)
[  769.185413][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  769.185416][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[  769.185419][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[  769.185422][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  769.185424][    C0]  do_idle (kernel/sched/idle.c:352)
[  769.185426][    C0]  cpu_startup_entry (kernel/sched/idle.c:451)
[  769.185427][    C0]  rest_init (init/main.c:762)
[  769.185429][    C0]  start_kernel (init/main.c:1220)
[  769.185431][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[  769.185433][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[  769.185435][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [  783.007973][    C3] INFO: lockdep is turned off.
| [  783.008049][    C3] Preemption disabled at:
| [  783.008050][    C3] handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
| [  783.008221][    C3] Tainted: [W]=WARN
[  783.008222][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  783.008224][    C3] Call Trace:
[  783.008226][    C3]  <TASK>
[  783.008227][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  783.008232][    C3]  ? handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
[  783.008234][    C3]  __might_resched.cold (kernel/sched/core.c:9163)
[  783.008237][    C3]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  783.008241][    C3]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[  783.008245][    C3]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  783.008249][    C3]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  783.008252][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  783.008256][    C3]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  783.008257][    C3]  __tcf_chain_put (net/sched/cls_api.c:694)
[  783.008259][    C3]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[  783.008263][    C3]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[  783.008265][    C3]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[  783.008267][    C3]  rcu_do_batch (kernel/rcu/tree.c:2617)
[  783.008269][    C3]  ? rcu_start_this_gp (kernel/rcu/tree.c:1040 (discriminator 1))
[  783.008271][    C3]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[  783.008273][    C3]  ? trace_rcu_grace_period (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3) ./include/trace/events/rcu.h:69 (discriminator 3))
[  783.008275][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  783.008276][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  783.008279][    C3]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  783.008281][    C3]  rcu_core (kernel/rcu/tree.c:2869)
[  783.008283][    C3]  handle_softirqs (kernel/softirq.c:622)
[  783.008285][    C3]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[  783.008287][    C3]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  783.008288][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  783.008290][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  783.008292][    C3]  run_ksoftirqd (kernel/softirq.c:1076 kernel/softirq.c:1068)
[  783.008293][    C3]  smpboot_thread_fn (kernel/smpboot.c:160)
[  783.008296][    C3]  ? sort_range (kernel/range.c:164)
[  783.008298][    C3]  kthread (kernel/kthread.c:436)
[  783.008300][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  783.008302][    C3]  ? kthread_affine_node (kernel/kthread.c:378)
[  783.008304][    C3]  ret_from_fork (arch/x86/kernel/process.c:158)
[  783.008306][    C3]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  783.008308][    C3]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  783.008311][    C3]  ? kthread_affine_node (kernel/kthread.c:378)
[  783.008313][    C3]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  788.375641][    C1] INFO: lockdep is turned off.
| [  788.375718][    C1] Preemption disabled at:
| [  788.375719][    C1] 0x0
| [  788.375864][    C1] Tainted: [W]=WARN
[  788.375865][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  788.375867][    C1] Call Trace:
[  788.375868][    C1]  <IRQ>
[  788.375870][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  788.375878][    C1]  __might_resched.cold (kernel/sched/core.c:9163)
[  788.375881][    C1]  ? default_idle_call (kernel/sched/idle.c:122)
[  788.375885][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  788.375889][    C1]  ? start_secondary (arch/x86/kernel/smpboot.c:312)
[  788.375892][    C1]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[  788.375895][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  788.375899][    C1]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  788.375902][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  788.375903][    C1]  __tcf_chain_put (net/sched/cls_api.c:694)
[  788.375905][    C1]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[  788.375909][    C1]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[  788.375910][    C1]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[  788.375914][    C1]  rcu_do_batch (kernel/rcu/tree.c:2617)
[  788.375916][    C1]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[  788.375918][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  788.375921][    C1]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  788.375924][    C1]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  788.375925][    C1]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[  788.375928][    C1]  rcu_core (kernel/rcu/tree.c:2869)
[  788.375930][    C1]  handle_softirqs (kernel/softirq.c:622)
[  788.375932][    C1]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[  788.375935][    C1]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[  788.375936][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  788.375938][    C1]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[  788.375940][    C1]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[  788.375941][    C1]  irq_exit_rcu (kernel/softirq.c:752)
[  788.375943][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[  788.375945][    C1]  </IRQ>
[  788.375945][    C1]  <TASK>
[  788.375946][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  788.375947][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[  788.375950][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62)
[  788.375952][    C1] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 44 d3 00 02 	mov    0x200d344(%rip),%rdi        # 0x200d34b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 c8 71 a3 00 	sub    0xa371c8(%rip),%rax        # 0xa371db
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 43 f4 22 00 	verw   0x22f443(%rip)        # 0x22f46b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[  788.375954][    C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000246
[  788.375957][    C1] RAX: 0000000000000001 RBX: ff11000001bb2340 RCX: 0000000000000001
[  788.375959][    C1] RDX: 0000000000000001 RSI: ffffffff9c26f640 RDI: ffffffff99ad9667
[  788.375960][    C1] RBP: 0000000000000000 R08: ffffffff9be694f1 R09: 1fe2200006a5639a
[  788.375960][    C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc0
[  788.375961][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[  788.375962][    C1]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[  788.375964][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  788.375967][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767)
[  788.375969][    C1]  default_idle_call (kernel/sched/idle.c:122)
[  788.375971][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  788.375972][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[  788.375974][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[  788.375975][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  788.375977][    C1]  do_idle (kernel/sched/idle.c:352)
[  788.375979][    C1]  cpu_startup_entry (kernel/sched/idle.c:451)
[  788.375980][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[  788.375982][    C1]  ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4))
[  788.375983][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [  789.647886][    C1] INFO: lockdep is turned off.
| [  789.647993][    C1] Preemption disabled at:
| [  789.647995][    C1] 0x0
| [  789.648213][    C1] Tainted: [W]=WARN
[  789.648214][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  789.648216][    C1] Call Trace:
[  789.648218][    C1]  <IRQ>
[  789.648221][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  789.648230][    C1]  __might_resched.cold (kernel/sched/core.c:9163)
[  789.648234][    C1]  ? default_idle_call (kernel/sched/idle.c:122)
[  789.648239][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  789.648243][    C1]  ? start_secondary (arch/x86/kernel/smpboot.c:312)
[  789.648248][    C1]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[  789.648251][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  789.648256][    C1]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  789.648262][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  789.648264][    C1]  __tcf_chain_put (net/sched/cls_api.c:694)
[  789.648266][    C1]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[  789.648271][    C1]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[  789.648274][    C1]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[  789.648278][    C1]  rcu_do_batch (kernel/rcu/tree.c:2617)
[  789.648281][    C1]  ? ct_nmi_exit (./include/linux/context_tracking_state.h:122 (discriminator 1) kernel/context_tracking.c:203 (discriminator 1))
[  789.648284][    C1]  ? irq_exit_rcu (kernel/softirq.c:754)
[  789.648288][    C1]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[  789.648291][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  789.648294][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  789.648298][    C1]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  789.648301][    C1]  rcu_core (kernel/rcu/tree.c:2869)
[  789.648304][    C1]  handle_softirqs (kernel/softirq.c:622)
[  789.648306][    C1]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[  789.648310][    C1]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[  789.648312][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  789.648315][    C1]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[  789.648318][    C1]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[  789.648321][    C1]  irq_exit_rcu (kernel/softirq.c:752)
[  789.648323][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[  789.648326][    C1]  </IRQ>
[  789.648327][    C1]  <TASK>
[  789.648327][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  789.648330][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[  789.648333][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62)
[  789.648336][    C1] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 44 d3 00 02 	mov    0x200d344(%rip),%rdi        # 0x200d34b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 c8 71 a3 00 	sub    0xa371c8(%rip),%rax        # 0xa371db
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 43 f4 22 00 	verw   0x22f443(%rip)        # 0x22f46b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[  789.648339][    C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000246
[  789.648343][    C1] RAX: 0000000000000001 RBX: ff11000001bb2340 RCX: 0000000000000001
[  789.648345][    C1] RDX: 0000000000000001 RSI: ffffffff9c26f640 RDI: ffffffff99ad9667
[  789.648346][    C1] RBP: 0000000000000000 R08: ffffffff9be694f1 R09: 1fe2200006a5639a
[  789.648347][    C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc0
[  789.648349][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[  789.648351][    C1]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[  789.648354][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  789.648358][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767)
[  789.648361][    C1]  default_idle_call (kernel/sched/idle.c:122)
[  789.648363][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  789.648365][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[  789.648367][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[  789.648370][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  789.648372][    C1]  do_idle (kernel/sched/idle.c:352)
[  789.648375][    C1]  cpu_startup_entry (kernel/sched/idle.c:451)
[  789.648377][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[  789.648380][    C1]  ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4))
[  789.648383][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [  790.876673][    C1] INFO: lockdep is turned off.
| [  790.876750][    C1] Preemption disabled at:
| [  790.876751][    C1] 0x0
| [  790.876896][    C1] Tainted: [W]=WARN
[  790.876897][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  790.876898][    C1] Call Trace:
[  790.876900][    C1]  <IRQ>
[  790.876902][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  790.876909][    C1]  __might_resched.cold (kernel/sched/core.c:9163)
[  790.876913][    C1]  ? default_idle_call (kernel/sched/idle.c:122)
[  790.876917][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  790.876921][    C1]  ? start_secondary (arch/x86/kernel/smpboot.c:312)
[  790.876924][    C1]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[  790.876926][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  790.876930][    C1]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  790.876934][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  790.876935][    C1]  __tcf_chain_put (net/sched/cls_api.c:694)
[  790.876937][    C1]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[  790.876941][    C1]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[  790.876943][    C1]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[  790.876946][    C1]  rcu_do_batch (kernel/rcu/tree.c:2617)
[  790.876948][    C1]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[  790.876951][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  790.876952][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  790.876955][    C1]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  790.876958][    C1]  rcu_core (kernel/rcu/tree.c:2869)
[  790.876960][    C1]  handle_softirqs (kernel/softirq.c:622)
[  790.876962][    C1]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[  790.876965][    C1]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[  790.876966][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  790.876968][    C1]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[  790.876971][    C1]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[  790.876972][    C1]  irq_exit_rcu (kernel/softirq.c:752)
[  790.876974][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[  790.876976][    C1]  </IRQ>
[  790.876976][    C1]  <TASK>
[  790.876977][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[  790.876980][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62)
[  790.876982][    C1] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 44 d3 00 02 	mov    0x200d344(%rip),%rdi        # 0x200d34b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 c8 71 a3 00 	sub    0xa371c8(%rip),%rax        # 0xa371db
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 43 f4 22 00 	verw   0x22f443(%rip)        # 0x22f46b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[  790.876984][    C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000246
[  790.876988][    C1] RAX: 0000000000000001 RBX: ff11000001bb2340 RCX: 0000000000000001
[  790.876989][    C1] RDX: 0000000000000001 RSI: ffffffff9c26f640 RDI: ffffffff99ad9667
[  790.876990][    C1] RBP: 0000000000000000 R08: ffffffff9be694f1 R09: 1fe2200006a5639a
[  790.876991][    C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc0
[  790.876991][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[  790.876993][    C1]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[  790.876995][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  790.876998][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767)
[  790.877000][    C1]  default_idle_call (kernel/sched/idle.c:122)
[  790.877001][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  790.877003][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[  790.877004][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[  790.877006][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  790.877008][    C1]  do_idle (kernel/sched/idle.c:352)
[  790.877009][    C1]  cpu_startup_entry (kernel/sched/idle.c:451)
[  790.877011][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[  790.877012][    C1]  ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4))
[  790.877014][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [  792.159651][    C1] INFO: lockdep is turned off.
| [  792.159731][    C1] Preemption disabled at:
| [  792.159732][    C1] 0x0
| [  792.159878][    C1] Tainted: [W]=WARN
[  792.159879][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  792.159880][    C1] Call Trace:
[  792.159882][    C1]  <IRQ>
[  792.159884][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  792.159891][    C1]  __might_resched.cold (kernel/sched/core.c:9163)
[  792.159895][    C1]  ? default_idle_call (kernel/sched/idle.c:122)
[  792.159899][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  792.159903][    C1]  ? start_secondary (arch/x86/kernel/smpboot.c:312)
[  792.159906][    C1]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[  792.159908][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  792.159912][    C1]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  792.159915][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  792.159917][    C1]  __tcf_chain_put (net/sched/cls_api.c:694)
[  792.159918][    C1]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[  792.159922][    C1]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[  792.159924][    C1]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[  792.159927][    C1]  rcu_do_batch (kernel/rcu/tree.c:2617)
[  792.159929][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  792.159931][    C1]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[  792.159933][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  792.159937][    C1]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  792.159939][    C1]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  792.159941][    C1]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[  792.159943][    C1]  rcu_core (kernel/rcu/tree.c:2869)
[  792.159945][    C1]  handle_softirqs (kernel/softirq.c:622)
[  792.159948][    C1]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[  792.159950][    C1]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[  792.159952][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  792.159953][    C1]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[  792.159955][    C1]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[  792.159957][    C1]  irq_exit_rcu (kernel/softirq.c:752)
[  792.159958][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[  792.159960][    C1]  </IRQ>
[  792.159961][    C1]  <TASK>
[  792.159961][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  792.159963][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[  792.159965][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62)
[  792.159968][    C1] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 44 d3 00 02 	mov    0x200d344(%rip),%rdi        # 0x200d34b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 c8 71 a3 00 	sub    0xa371c8(%rip),%rax        # 0xa371db
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 43 f4 22 00 	verw   0x22f443(%rip)        # 0x22f46b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[  792.159970][    C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000246
[  792.159973][    C1] RAX: 0000000000000001 RBX: ff11000001bb2340 RCX: 0000000000000001
[  792.159974][    C1] RDX: 0000000000000001 RSI: ffffffff9c26f640 RDI: ffffffff99ad9667
[  792.159975][    C1] RBP: 0000000000000000 R08: ffffffff9be694f1 R09: 1fe2200006a5639a
[  792.159976][    C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc0
[  792.159977][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[  792.159978][    C1]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[  792.159980][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  792.159983][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767)
[  792.159985][    C1]  default_idle_call (kernel/sched/idle.c:122)
[  792.159987][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  792.159988][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[  792.159989][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[  792.159991][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  792.159993][    C1]  do_idle (kernel/sched/idle.c:352)
[  792.159994][    C1]  cpu_startup_entry (kernel/sched/idle.c:451)
[  792.159996][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[  792.159997][    C1]  ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4))
[  792.159999][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [  793.380909][    C1] INFO: lockdep is turned off.
| [  793.381020][    C1] Preemption disabled at:
| [  793.381022][    C1] 0x0
| [  793.381243][    C1] Tainted: [W]=WARN
[  793.381245][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  793.381247][    C1] Call Trace:
[  793.381249][    C1]  <IRQ>
[  793.381251][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  793.381261][    C1]  __might_resched.cold (kernel/sched/core.c:9163)
[  793.381265][    C1]  ? default_idle_call (kernel/sched/idle.c:122)
[  793.381270][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  793.381275][    C1]  ? start_secondary (arch/x86/kernel/smpboot.c:312)
[  793.381279][    C1]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[  793.381282][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  793.381287][    C1]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  793.381292][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  793.381295][    C1]  __tcf_chain_put (net/sched/cls_api.c:694)
[  793.381297][    C1]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[  793.381303][    C1]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[  793.381305][    C1]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[  793.381309][    C1]  rcu_do_batch (kernel/rcu/tree.c:2617)
[  793.381312][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  793.381315][    C1]  ? sched_balance_softirq (kernel/sched/fair.c:13350)
[  793.381319][    C1]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[  793.381321][    C1]  ? sched_balance_domains (kernel/sched/fair.c:12634)
[  793.381324][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  793.381326][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  793.381330][    C1]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  793.381333][    C1]  rcu_core (kernel/rcu/tree.c:2869)
[  793.381336][    C1]  handle_softirqs (kernel/softirq.c:622)
[  793.381340][    C1]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[  793.381344][    C1]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[  793.381346][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  793.381348][    C1]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[  793.381352][    C1]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[  793.381354][    C1]  irq_exit_rcu (kernel/softirq.c:752)
[  793.381356][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[  793.381359][    C1]  </IRQ>
[  793.381360][    C1]  <TASK>
[  793.381361][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  793.381364][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[  793.381367][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62)
[  793.381370][    C1] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 44 d3 00 02 	mov    0x200d344(%rip),%rdi        # 0x200d34b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 c8 71 a3 00 	sub    0xa371c8(%rip),%rax        # 0xa371db
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 43 f4 22 00 	verw   0x22f443(%rip)        # 0x22f46b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[  793.381373][    C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000246
[  793.381377][    C1] RAX: 0000000000000001 RBX: ff11000001bb2340 RCX: 0000000000000001
[  793.381379][    C1] RDX: 0000000000000001 RSI: ffffffff9c26f640 RDI: ffffffff99ad9667
[  793.381381][    C1] RBP: 0000000000000000 R08: ffffffff9be694f1 R09: 1fe2200006a5639a
[  793.381382][    C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc0
[  793.381384][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[  793.381386][    C1]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[  793.381389][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  793.381393][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767)
[  793.381395][    C1]  default_idle_call (kernel/sched/idle.c:122)
[  793.381398][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  793.381400][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[  793.381402][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[  793.381405][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  793.381408][    C1]  do_idle (kernel/sched/idle.c:352)
[  793.381410][    C1]  cpu_startup_entry (kernel/sched/idle.c:451)
[  793.381412][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[  793.381414][    C1]  ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4))
[  793.381417][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [  794.796978][    C2] INFO: lockdep is turned off.
| [  794.797101][    C2] Preemption disabled at:
| [  794.797103][    C2] 0x0
| [  794.797349][    C2] Tainted: [W]=WARN
[  794.797350][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  794.797352][    C2] Call Trace:
[  794.797354][    C2]  <IRQ>
[  794.797356][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  794.797364][    C2]  __might_resched.cold (kernel/sched/core.c:9163)
[  794.797367][    C2]  ? default_idle_call (kernel/sched/idle.c:122)
[  794.797371][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  794.797375][    C2]  ? start_secondary (arch/x86/kernel/smpboot.c:312)
[  794.797378][    C2]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[  794.797380][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  794.797384][    C2]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  794.797387][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  794.797389][    C2]  __tcf_chain_put (net/sched/cls_api.c:694)
[  794.797391][    C2]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[  794.797394][    C2]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[  794.797396][    C2]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[  794.797399][    C2]  rcu_do_batch (kernel/rcu/tree.c:2617)
[  794.797401][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  794.797403][    C2]  ? sched_balance_softirq (kernel/sched/fair.c:13350)
[  794.797406][    C2]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[  794.797408][    C2]  ? sched_balance_domains (kernel/sched/fair.c:12634)
[  794.797410][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  794.797412][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  794.797416][    C2]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  794.797419][    C2]  rcu_core (kernel/rcu/tree.c:2869)
[  794.797422][    C2]  handle_softirqs (kernel/softirq.c:622)
[  794.797425][    C2]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[  794.797429][    C2]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[  794.797437][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  794.797439][    C2]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[  794.797443][    C2]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[  794.797445][    C2]  irq_exit_rcu (kernel/softirq.c:752)
[  794.797447][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[  794.797450][    C2]  </IRQ>
[  794.797451][    C2]  <TASK>
[  794.797452][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  794.797454][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[  794.797458][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62)
[  794.797461][    C2] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 44 d3 00 02 	mov    0x200d344(%rip),%rdi        # 0x200d34b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 c8 71 a3 00 	sub    0xa371c8(%rip),%rax        # 0xa371db
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 43 f4 22 00 	verw   0x22f443(%rip)        # 0x22f46b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[  794.797463][    C2] RSP: 0018:ffa0000000157de8 EFLAGS: 00000246
[  794.797467][    C2] RAX: 0000000000000002 RBX: ff11000001bb4640 RCX: 0000000000000001
[  794.797469][    C2] RDX: 0000000000000002 RSI: ffffffff9c26f640 RDI: ffffffff99ad9667
[  794.797471][    C2] RBP: 0000000000000000 R08: ffffffff9be694f1 R09: 1fe2200006a6639a
[  794.797472][    C2] R10: 0000000000000002 R11: 0000000000000000 R12: 1ff400000002afc0
[  794.797474][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[  794.797476][    C2]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[  794.797479][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  794.797483][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767)
[  794.797485][    C2]  default_idle_call (kernel/sched/idle.c:122)
[  794.797488][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  794.797490][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[  794.797492][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[  794.797493][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  794.797495][    C2]  do_idle (kernel/sched/idle.c:352)
[  794.797497][    C2]  cpu_startup_entry (kernel/sched/idle.c:451)
[  794.797498][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[  794.797500][    C2]  ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4))
[  794.797501][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [  796.063108][    C2] INFO: lockdep is turned off.
| [  796.063235][    C2] Preemption disabled at:
| [  796.063237][    C2] handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
| [  796.063497][    C2] Tainted: [W]=WARN
[  796.063498][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  796.063500][    C2] Call Trace:
[  796.063502][    C2]  <TASK>
[  796.063504][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  796.063510][    C2]  ? handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
[  796.063512][    C2]  __might_resched.cold (kernel/sched/core.c:9163)
[  796.063515][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  796.063519][    C2]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[  796.063523][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  796.063527][    C2]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  796.063530][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  796.063533][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  796.063535][    C2]  __tcf_chain_put (net/sched/cls_api.c:694)
[  796.063536][    C2]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[  796.063540][    C2]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[  796.063542][    C2]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[  796.063543][    C2]  rcu_do_batch (kernel/rcu/tree.c:2617)
[  796.063546][    C2]  ? rcu_start_this_gp (kernel/rcu/tree.c:1040 (discriminator 1))
[  796.063548][    C2]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[  796.063549][    C2]  ? trace_rcu_grace_period (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3) ./include/trace/events/rcu.h:69 (discriminator 3))
[  796.063551][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  796.063553][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  796.063556][    C2]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  796.063558][    C2]  rcu_core (kernel/rcu/tree.c:2869)
[  796.063560][    C2]  handle_softirqs (kernel/softirq.c:622)
[  796.063561][    C2]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[  796.063563][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  796.063565][    C2]  run_ksoftirqd (kernel/softirq.c:1076 kernel/softirq.c:1068)
[  796.063566][    C2]  smpboot_thread_fn (kernel/smpboot.c:160)
[  796.063569][    C2]  ? sort_range (kernel/range.c:164)
[  796.063570][    C2]  kthread (kernel/kthread.c:436)
[  796.063573][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  796.063574][    C2]  ? kthread_affine_node (kernel/kthread.c:378)
[  796.063576][    C2]  ret_from_fork (arch/x86/kernel/process.c:158)
[  796.063579][    C2]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  796.063581][    C2]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  796.063583][    C2]  ? kthread_affine_node (kernel/kthread.c:378)
[  796.063585][    C2]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  797.311081][    C2] INFO: lockdep is turned off.
| [  797.311285][    C2] Preemption disabled at:
| [  797.311288][    C2] 0x0
| [  797.311593][    C2] Tainted: [W]=WARN
[  797.311595][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  797.311597][    C2] Call Trace:
[  797.311599][    C2]  <IRQ>
[  797.311601][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  797.311611][    C2]  __might_resched.cold (kernel/sched/core.c:9163)
[  797.311615][    C2]  ? default_idle_call (kernel/sched/idle.c:122)
[  797.311620][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  797.311625][    C2]  ? start_secondary (arch/x86/kernel/smpboot.c:312)
[  797.311629][    C2]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[  797.311632][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  797.311637][    C2]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  797.311643][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  797.311646][    C2]  __tcf_chain_put (net/sched/cls_api.c:694)
[  797.311648][    C2]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[  797.311653][    C2]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[  797.311655][    C2]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[  797.311660][    C2]  rcu_do_batch (kernel/rcu/tree.c:2617)
[  797.311663][    C2]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[  797.311666][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  797.311670][    C2]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  797.311674][    C2]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  797.311676][    C2]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[  797.311680][    C2]  rcu_core (kernel/rcu/tree.c:2869)
[  797.311683][    C2]  handle_softirqs (kernel/softirq.c:622)
[  797.311686][    C2]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[  797.311690][    C2]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[  797.311692][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  797.311695][    C2]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[  797.311698][    C2]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[  797.311700][    C2]  irq_exit_rcu (kernel/softirq.c:752)
[  797.311703][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[  797.311706][    C2]  </IRQ>
[  797.311707][    C2]  <TASK>
[  797.311708][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  797.311710][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[  797.311714][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62)
[  797.311717][    C2] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 44 d3 00 02 	mov    0x200d344(%rip),%rdi        # 0x200d34b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 c8 71 a3 00 	sub    0xa371c8(%rip),%rax        # 0xa371db
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 43 f4 22 00 	verw   0x22f443(%rip)        # 0x22f46b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[  797.311720][    C2] RSP: 0018:ffa0000000157de8 EFLAGS: 00000246
[  797.311724][    C2] RAX: 0000000000000002 RBX: ff11000001bb4640 RCX: 0000000000000001
[  797.311726][    C2] RDX: 0000000000000002 RSI: ffffffff9c26f640 RDI: ffffffff99ad9667
[  797.311728][    C2] RBP: 0000000000000000 R08: ffffffff9be694f1 R09: 1fe2200006a6639a
[  797.311729][    C2] R10: 0000000000000002 R11: 0000000000000000 R12: 1ff400000002afc0
[  797.311730][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[  797.311733][    C2]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[  797.311736][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  797.311740][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767)
[  797.311743][    C2]  default_idle_call (kernel/sched/idle.c:122)
[  797.311745][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  797.311747][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[  797.311749][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[  797.311752][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  797.311754][    C2]  do_idle (kernel/sched/idle.c:352)
[  797.311757][    C2]  cpu_startup_entry (kernel/sched/idle.c:451)
[  797.311759][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[  797.311762][    C2]  ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4))
[  797.311765][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [  798.541839][    C2] INFO: lockdep is turned off.
| [  798.541961][    C2] Preemption disabled at:
| [  798.541963][    C2] 0x0
| [  798.542206][    C2] Tainted: [W]=WARN
[  798.542207][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  798.542210][    C2] Call Trace:
[  798.542211][    C2]  <IRQ>
[  798.542213][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  798.542221][    C2]  __might_resched.cold (kernel/sched/core.c:9163)
[  798.542224][    C2]  ? default_idle_call (kernel/sched/idle.c:122)
[  798.542228][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  798.542233][    C2]  ? start_secondary (arch/x86/kernel/smpboot.c:312)
[  798.542236][    C2]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[  798.542238][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  798.542242][    C2]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  798.542245][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[  798.542247][    C2]  __tcf_chain_put (net/sched/cls_api.c:694)
[  798.542248][    C2]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[  798.542252][    C2]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[  798.542254][    C2]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[  798.542257][    C2]  rcu_do_batch (kernel/rcu/tree.c:2617)
[  798.542259][    C2]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[  798.542261][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  798.542264][    C2]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  798.542267][    C2]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  798.542268][    C2]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[  798.542271][    C2]  rcu_core (kernel/rcu/tree.c:2869)
[  798.542273][    C2]  handle_softirqs (kernel/softirq.c:622)
[  798.542275][    C2]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[  798.542278][    C2]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[  798.542279][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  798.542281][    C2]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[  798.542283][    C2]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[  798.542284][    C2]  irq_exit_rcu (kernel/softirq.c:752)
[  798.542285][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[  798.542288][    C2]  </IRQ>
[  798.542288][    C2]  <TASK>
[  798.542289][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  798.542290][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[  798.542293][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62)
[  798.542296][    C2] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 44 d3 00 02 	mov    0x200d344(%rip),%rdi        # 0x200d34b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 c8 71 a3 00 	sub    0xa371c8(%rip),%rax        # 0xa371db
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 43 f4 22 00 	verw   0x22f443(%rip)        # 0x22f46b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[  798.542298][    C2] RSP: 0018:ffa0000000157de8 EFLAGS: 00000246
[  798.542301][    C2] RAX: 0000000000000002 RBX: ff11000001bb4640 RCX: 0000000000000001
[  798.542302][    C2] RDX: 0000000000000002 RSI: ffffffff9c26f640 RDI: ffffffff99ad9667
[  798.542303][    C2] RBP: 0000000000000000 R08: ffffffff9be694f1 R09: 1fe2200006a6639a
[  798.542304][    C2] R10: 0000000000000002 R11: 0000000000000000 R12: 1ff400000002afc0
[  798.542305][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[  798.542306][    C2]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[  798.542308][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  798.542311][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767)
[  798.542313][    C2]  default_idle_call (kernel/sched/idle.c:122)
[  798.542315][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  798.542316][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[  798.542318][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[  798.542319][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  798.542321][    C2]  do_idle (kernel/sched/idle.c:352)
[  798.542322][    C2]  cpu_startup_entry (kernel/sched/idle.c:451)
[  798.542324][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[  798.542325][    C2]  ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4))


Finger prints:
schedule_preempt_disabled:dump_stack_lvl:__mutex_lock:__tcf_chain_put:tcf_action_rcu_free
handle_softirqs:dump_stack_lvl:__mutex_lock:__tcf_chain_put:tcf_action_rcu_free
__mutex_lock:__tcf_chain_put:tcf_action_rcu_free:rcu_do_batch:rcu_core