======================================
| [   37.292673][    C2] 1 lock held by ksoftirqd/2/28:
| [   37.292831][    C2]  #0: ffffffff97b77c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:300 (discriminator 2) kernel/rcu/tree.c:2611 (discriminator 2))
| [   37.293082][    C2] Preemption disabled at:
| [   37.293085][    C2] handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
[   37.293411][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.293413][    C2] Call Trace:
[   37.293415][    C2]  <TASK>
[   37.293417][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   37.293424][    C2]  ? handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
[   37.293426][    C2]  __might_resched.cold (kernel/sched/core.c:9163)
[   37.293430][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   37.293436][    C2]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[   37.293440][    C2]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.293443][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   37.293448][    C2]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   37.293454][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.293456][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.293460][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   37.293462][    C2]  __tcf_chain_put (net/sched/cls_api.c:694)
[   37.293464][    C2]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[   37.293469][    C2]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[   37.293471][    C2]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[   37.293473][    C2]  rcu_do_batch (kernel/rcu/tree.c:2617)
[   37.293477][    C2]  ? rcu_start_this_gp (kernel/rcu/tree.c:1040 (discriminator 1))
[   37.293480][    C2]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[   37.293483][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.293485][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.293488][    C2]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   37.293490][    C2]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   37.293491][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   37.293495][    C2]  rcu_core (kernel/rcu/tree.c:2869)
[   37.293498][    C2]  handle_softirqs (kernel/softirq.c:622)
[   37.293500][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.293505][    C2]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[   37.293507][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.293510][    C2]  run_ksoftirqd (kernel/softirq.c:1076 kernel/softirq.c:1068)
[   37.293512][    C2]  smpboot_thread_fn (kernel/smpboot.c:160)
[   37.293516][    C2]  ? sort_range (kernel/range.c:164)
[   37.293518][    C2]  kthread (kernel/kthread.c:436)
[   37.293520][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.293522][    C2]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.293525][    C2]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.293528][    C2]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   37.293531][    C2]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   37.293535][    C2]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.293541][    C2]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.299726][    C2] 1 lock held by ksoftirqd/2/28:
| [   37.299803][    C2]  #0: ffffffff97b77c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:300 (discriminator 2) kernel/rcu/tree.c:2611 (discriminator 2))
| [   37.299938][    C2] stack backtrace:
| [   37.299999][    C2] Tainted: [W]=WARN
[   37.300000][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.300001][    C2] Call Trace:
[   37.300002][    C2]  <TASK>
[   37.300004][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   37.300008][    C2]  __lock_acquire.cold (kernel/locking/lockdep.c:4830 kernel/locking/lockdep.c:4902 kernel/locking/lockdep.c:5187)
[   37.300011][    C2]  ? dump_stack_lvl (lib/dump_stack.c:123 (discriminator 7))
[   37.300013][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.300015][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   37.300017][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.300019][    C2]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.300021][    C2]  __mutex_lock (kernel/locking/mutex.c:646 kernel/locking/mutex.c:820)
[   37.300023][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   37.300024][    C2]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.300025][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   37.300027][    C2]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   37.300030][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.300031][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.300033][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   37.300035][    C2]  __tcf_chain_put (net/sched/cls_api.c:694)
[   37.300036][    C2]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[   37.300039][    C2]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[   37.300041][    C2]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[   37.300042][    C2]  rcu_do_batch (kernel/rcu/tree.c:2617)
[   37.300045][    C2]  ? rcu_start_this_gp (kernel/rcu/tree.c:1040 (discriminator 1))
[   37.300046][    C2]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[   37.300048][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.300050][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.300052][    C2]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   37.300054][    C2]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   37.300055][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   37.300057][    C2]  rcu_core (kernel/rcu/tree.c:2869)
[   37.300059][    C2]  handle_softirqs (kernel/softirq.c:622)
[   37.300061][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.300064][    C2]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[   37.300065][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.300067][    C2]  run_ksoftirqd (kernel/softirq.c:1076 kernel/softirq.c:1068)
[   37.300068][    C2]  smpboot_thread_fn (kernel/smpboot.c:160)
[   37.300071][    C2]  ? sort_range (kernel/range.c:164)
[   37.300073][    C2]  kthread (kernel/kthread.c:436)
[   37.300075][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.300076][    C2]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.300078][    C2]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.300080][    C2]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   37.300082][    C2]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   37.300084][    C2]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.300085][    C2]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.502237][    C2] INFO: lockdep is turned off.
| [   38.502370][    C2] Preemption disabled at:
| [   38.502373][    C2] handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
| [   38.502640][    C2] Tainted: [W]=WARN
[   38.502641][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.502643][    C2] Call Trace:
[   38.502645][    C2]  <IRQ>
[   38.502647][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   38.502653][    C2]  ? handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
[   38.502655][    C2]  __might_resched.cold (kernel/sched/core.c:9163)
[   38.502658][    C2]  ? lock_vma_under_rcu (mm/mmap_lock.c:304)
[   38.502662][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   38.502666][    C2]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[   38.502670][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   38.502674][    C2]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.502678][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   38.502679][    C2]  __tcf_chain_put (net/sched/cls_api.c:694)
[   38.502681][    C2]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[   38.502684][    C2]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[   38.502686][    C2]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[   38.502689][    C2]  rcu_do_batch (kernel/rcu/tree.c:2617)
[   38.502692][    C2]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[   38.502694][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.502697][    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)
[   38.502699][    C2]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   38.502701][    C2]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   38.502704][    C2]  rcu_core (kernel/rcu/tree.c:2869)
[   38.502706][    C2]  handle_softirqs (kernel/softirq.c:622)
[   38.502707][    C2]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[   38.502710][    C2]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[   38.502711][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.502713][    C2]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[   38.502715][    C2]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[   38.502716][    C2]  irq_exit_rcu (kernel/softirq.c:752)
[   38.502718][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[   38.502721][    C2]  </IRQ>
[   38.502721][    C2]  <TASK>
[   38.502722][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[   38.502725][    C2] RIP: 0010:mtree_range_walk (lib/maple_tree.c:852 lib/maple_tree.c:1233 lib/maple_tree.c:2029)
[   38.502728][    C2] Code: ff 49 8d ba f0 00 00 00 48 89 f8 48 c1 e8 03 42 0f b6 04 20 84 c0 74 06 0f 8e 40 07 00 00 49 8d 5a 08 45 0f b6 ba f0 00 00 00 <48> 89 d8 48 c1 e8 03 42 80 3c 20 00 0f 85 4f 07 00 00 48 8b 44 24
All code
========
   0:	ff 49 8d             	decl   -0x73(%rcx)
   3:	ba f0 00 00 00       	mov    $0xf0,%edx
   8:	48 89 f8             	mov    %rdi,%rax
   b:	48 c1 e8 03          	shr    $0x3,%rax
   f:	42 0f b6 04 20       	movzbl (%rax,%r12,1),%eax
  14:	84 c0                	test   %al,%al
  16:	74 06                	je     0x1e
  18:	0f 8e 40 07 00 00    	jle    0x75e
  1e:	49 8d 5a 08          	lea    0x8(%r10),%rbx
  22:	45 0f b6 ba f0 00 00 	movzbl 0xf0(%r10),%r15d
  29:	00 
  2a:*	48 89 d8             	mov    %rbx,%rax		<-- trapping instruction
  2d:	48 c1 e8 03          	shr    $0x3,%rax
  31:	42 80 3c 20 00       	cmpb   $0x0,(%rax,%r12,1)
  36:	0f 85 4f 07 00 00    	jne    0x78b
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	44                   	rex.R
  3f:	24                   	.byte 0x24

Code starting with the faulting instruction
===========================================
   0:	48 89 d8             	mov    %rbx,%rax
   3:	48 c1 e8 03          	shr    $0x3,%rax
   7:	42 80 3c 20 00       	cmpb   $0x0,(%rax,%r12,1)
   c:	0f 85 4f 07 00 00    	jne    0x761
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	44                   	rex.R
  15:	24                   	.byte 0x24
[   38.502731][    C2] RSP: 0000:ffa0000000887cc0 EFLAGS: 00000246
[   38.502734][    C2] RAX: 0000000000000000 RBX: ff11000004b6b408 RCX: 1ff4000000110fc2
[   38.502736][    C2] RDX: ffa0000000887df0 RSI: 0000000000000005 RDI: ff11000004b6b4f0
[   38.502737][    C2] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[   38.502737][    C2] R10: ff11000004b6b400 R11: ffa0000000887e08 R12: dffffc0000000000
[   38.502738][    C2] R13: ffa0000000887e00 R14: ffa0000000887de8 R15: 0000000000000002
[   38.502740][    C2]  ? kernel_clone (kernel/fork.c:2764)
[   38.502744][    C2]  mas_walk (lib/maple_tree.c:2952 lib/maple_tree.c:4366)
[   38.502746][    C2]  lock_vma_under_rcu (mm/mmap_lock.c:304)
[   38.502748][    C2]  ? __vma_exclude_readers_for_detach (mm/mmap_lock.c:198)
[   38.502751][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.502753][    C2]  do_user_addr_fault (arch/x86/mm/fault.c:1325)
[   38.502757][    C2]  ? irqentry_enter (./include/linux/irq-entry-common.h:108 ./include/linux/irq-entry-common.h:293 kernel/entry/common.c:113)
[   38.502758][    C2]  exc_page_fault (arch/x86/mm/fault.c:1474 arch/x86/mm/fault.c:1527)
[   38.502760][    C2]  asm_exc_page_fault (./arch/x86/include/asm/idtentry.h:618)
[   38.502761][    C2] RIP: 0033:0x7fa62ea2c267
[   38.502764][    C2] Code: be 18 00 00 00 48 8d b8 e0 02 00 00 48 89 b8 d8 02 00 00 48 89 b8 e0 02 00 00 b8 11 01 00 00 0f 05 e8 9d d1 f5 ff 48 8d 7d e0 <e8> 74 a4 f5 ff 48 8b 45 e8 64 48 2b 04 25 28 00 00 00 75 20 89 d8
All code
========
   0:	be 18 00 00 00       	mov    $0x18,%esi
   5:	48 8d b8 e0 02 00 00 	lea    0x2e0(%rax),%rdi
   c:	48 89 b8 d8 02 00 00 	mov    %rdi,0x2d8(%rax)
  13:	48 89 b8 e0 02 00 00 	mov    %rdi,0x2e0(%rax)
  1a:	b8 11 01 00 00       	mov    $0x111,%eax
  1f:	0f 05                	syscall
  21:	e8 9d d1 f5 ff       	call   0xfffffffffff5d1c3
  26:	48 8d 7d e0          	lea    -0x20(%rbp),%rdi
  2a:*	e8 74 a4 f5 ff       	call   0xfffffffffff5a4a3		<-- trapping instruction
  2f:	48 8b 45 e8          	mov    -0x18(%rbp),%rax
  33:	64 48 2b 04 25 28 00 	sub    %fs:0x28,%rax
  3a:	00 00 
  3c:	75 20                	jne    0x5e
  3e:	89 d8                	mov    %ebx,%eax

Code starting with the faulting instruction
===========================================
   0:	e8 74 a4 f5 ff       	call   0xfffffffffff5a479
   5:	48 8b 45 e8          	mov    -0x18(%rbp),%rax
   9:	64 48 2b 04 25 28 00 	sub    %fs:0x28,%rax
  10:	00 00 
  12:	75 20                	jne    0x34
  14:	89 d8                	mov    %ebx,%eax
[   38.502765][    C2] RSP: 002b:00007ffc06b52630 EFLAGS: 00010206
[   38.502766][    C2] RAX: 0000000000000165 RBX: 0000000000000165 RCX: 00007fa62ea2c226
[   38.502767][    C2] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffc06b52630
[   38.502768][    C2] RBP: 00007ffc06b52650 R08: 0000000000000000 R09: 0000000000000200
[   38.502769][    C2] R10: 00007fa62e969e50 R11: 0000000000000246 R12: 00007ffc06b52dd0
[   38.502769][    C2] R13: 00000000ffffffff R14: 000000000000000c R15: 0000000000000000
| [   39.812081][    C1] INFO: lockdep is turned off.
| [   39.812161][    C1] Preemption disabled at:
| [   39.812162][    C1] handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
| [   39.812340][    C1] Tainted: [W]=WARN
[   39.812341][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.812343][    C1] Workqueue: events virtio_fs_requests_done_work
[   39.812350][    C1] Call Trace:
[   39.812352][    C1]  <IRQ>
[   39.812353][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   39.812359][    C1]  ? handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
[   39.812361][    C1]  __might_resched.cold (kernel/sched/core.c:9163)
[   39.812365][    C1]  ? virtio_fs_requests_done_work (fs/fuse/virtio_fs.c:869)
[   39.812367][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   39.812370][    C1]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[   39.812373][    C1]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[   39.812377][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   39.812381][    C1]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   39.812384][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   39.812386][    C1]  __tcf_chain_put (net/sched/cls_api.c:694)
[   39.812387][    C1]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[   39.812391][    C1]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[   39.812393][    C1]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[   39.812396][    C1]  rcu_do_batch (kernel/rcu/tree.c:2617)
[   39.812399][    C1]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[   39.812401][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   39.812404][    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)
[   39.812407][    C1]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   39.812408][    C1]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   39.812411][    C1]  rcu_core (kernel/rcu/tree.c:2869)
[   39.812412][    C1]  handle_softirqs (kernel/softirq.c:622)
[   39.812414][    C1]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[   39.812417][    C1]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[   39.812418][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.812420][    C1]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[   39.812421][    C1]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[   39.812423][    C1]  irq_exit_rcu (kernel/softirq.c:752)
[   39.812424][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[   39.812427][    C1]  </IRQ>
[   39.812428][    C1]  <TASK>
[   39.812428][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[   39.812431][    C1] RIP: 0010:fuse_len_args (fs/fuse/dev.c:292)
[   39.812434][    C1] Code: 1f 80 00 00 00 00 0f 1f 40 d6 0f 1f 44 00 00 c3 66 0f 1f 44 00 00 f3 0f 1e fa e9 17 4d 79 ff 0f 1f 80 00 00 00 00 f3 0f 1e fa <0f> 1f 44 00 00 85 ff 74 37 49 b8 00 00 00 00 00 fc ff df 89 f9 31
All code
========
   0:	1f                   	(bad)
   1:	80 00 00             	addb   $0x0,(%rax)
   4:	00 00                	add    %al,(%rax)
   6:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   a:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
   f:	c3                   	ret
  10:	66 0f 1f 44 00 00    	nopw   0x0(%rax,%rax,1)
  16:	f3 0f 1e fa          	endbr64
  1a:	e9 17 4d 79 ff       	jmp    0xffffffffff794d36
  1f:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  26:	f3 0f 1e fa          	endbr64
  2a:*	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)		<-- trapping instruction
  2f:	85 ff                	test   %edi,%edi
  31:	74 37                	je     0x6a
  33:	49 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%r8
  3a:	fc ff df 
  3d:	89 f9                	mov    %edi,%ecx
  3f:	31                   	.byte 0x31

Code starting with the faulting instruction
===========================================
   0:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
   5:	85 ff                	test   %edi,%edi
   7:	74 37                	je     0x40
   9:	49 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%r8
  10:	fc ff df 
  13:	89 f9                	mov    %edi,%ecx
  15:	31                   	.byte 0x31
[   39.812436][    C1] RSP: 0018:ffa000000038fae8 EFLAGS: 00000246
[   39.812438][    C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 1ff4000000173ed6
[   39.812439][    C1] RDX: ff1100000c9a32d8 RSI: ffa0000000b9f6c0 RDI: 0000000000000001
[   39.812440][    C1] RBP: 0000000000000001 R08: ffffffff9493dae9 R09: 1fe2200000bba0b8
[   39.812441][    C1] R10: ffe21c0000bba0b9 R11: ffe21c0000bba0b9 R12: 0000000000000001
[   39.812442][    C1] R13: ffa0000000b9f6a8 R14: 0000000000000010 R15: ffa0000000b9f6b7
[   39.812443][    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)
[   39.812446][    C1]  virtio_fs_request_complete (fs/fuse/virtio_fs.c:735 fs/fuse/virtio_fs.c:792)
[   39.812448][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   39.812450][    C1]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[   39.812451][    C1]  virtio_fs_requests_done_work (fs/fuse/virtio_fs.c:869)
[   39.812454][    C1]  ? virtio_fs_complete_req_work (fs/fuse/virtio_fs.c:823)
[   39.812456][    C1]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   39.812457][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.812459][    C1]  process_one_work (kernel/workqueue.c:3314)
[   39.812463][    C1]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   39.812464][    C1]  ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[   39.812466][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.812469][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   39.812471][    C1]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   39.812473][    C1]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   39.812475][    C1]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   39.812477][    C1]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   39.812478][    C1]  kthread (kernel/kthread.c:436)
[   39.812480][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   39.812482][    C1]  ? kthread_affine_node (kernel/kthread.c:378)
[   39.812483][    C1]  ret_from_fork (arch/x86/kernel/process.c:158)
[   39.812485][    C1]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   39.812487][    C1]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   39.812489][    C1]  ? kthread_affine_node (kernel/kthread.c:378)
[   39.812491][    C1]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.053251][    C0] INFO: lockdep is turned off.
| [   41.053333][    C0] Preemption disabled at:
| [   41.053335][    C0] handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
| [   41.053495][    C0] Tainted: [W]=WARN
[   41.053496][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.053498][    C0] Call Trace:
[   41.053500][    C0]  <TASK>
[   41.053501][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   41.053507][    C0]  ? handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
[   41.053508][    C0]  __might_resched.cold (kernel/sched/core.c:9163)
[   41.053512][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   41.053516][    C0]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[   41.053520][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   41.053524][    C0]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.053526][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.053530][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   41.053532][    C0]  __tcf_chain_put (net/sched/cls_api.c:694)
[   41.053533][    C0]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[   41.053540][    C0]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[   41.053542][    C0]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[   41.053544][    C0]  rcu_do_batch (kernel/rcu/tree.c:2617)
[   41.053547][    C0]  ? rcu_start_this_gp (kernel/rcu/tree.c:1040 (discriminator 1))
[   41.053549][    C0]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[   41.053551][    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))
[   41.053553][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.053554][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   41.053558][    C0]  rcu_core (kernel/rcu/tree.c:2869)
[   41.053560][    C0]  handle_softirqs (kernel/softirq.c:622)
[   41.053562][    C0]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[   41.053563][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.053565][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.053567][    C0]  run_ksoftirqd (kernel/softirq.c:1076 kernel/softirq.c:1068)
[   41.053568][    C0]  smpboot_thread_fn (kernel/smpboot.c:160)
[   41.053571][    C0]  ? sort_range (kernel/range.c:164)
[   41.053573][    C0]  kthread (kernel/kthread.c:436)
[   41.053575][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   41.053577][    C0]  ? kthread_affine_node (kernel/kthread.c:378)
[   41.053578][    C0]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.053581][    C0]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   41.053583][    C0]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   41.053586][    C0]  ? kthread_affine_node (kernel/kthread.c:378)
[   41.053588][    C0]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   44.531299][    C0] INFO: lockdep is turned off.
| [   44.531385][    C0] Preemption disabled at:
| [   44.531386][    C0] schedule_preempt_disabled (kernel/sched/core.c:7341)
| [   44.531594][    C0] Tainted: [W]=WARN
[   44.531595][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.531597][    C0] Call Trace:
[   44.531598][    C0]  <IRQ>
[   44.531599][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   44.531605][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7341)
[   44.531607][    C0]  __might_resched.cold (kernel/sched/core.c:9163)
[   44.531610][    C0]  ? default_idle_call (kernel/sched/idle.c:122)
[   44.531613][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   44.531617][    C0]  ? rest_init (init/main.c:762)
[   44.531619][    C0]  ? x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   44.531623][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   44.531625][    C0]  ? common_startup_64 (arch/x86/kernel/head_64.S:418)
[   44.531628][    C0]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[   44.531630][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   44.531634][    C0]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   44.531637][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   44.531639][    C0]  __tcf_chain_put (net/sched/cls_api.c:694)
[   44.531641][    C0]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[   44.531645][    C0]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[   44.531646][    C0]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[   44.531650][    C0]  rcu_do_batch (kernel/rcu/tree.c:2617)
[   44.531652][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.531654][    C0]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[   44.531656][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.531659][    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)
[   44.531662][    C0]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   44.531663][    C0]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   44.531666][    C0]  rcu_core (kernel/rcu/tree.c:2869)
[   44.531668][    C0]  handle_softirqs (kernel/softirq.c:622)
[   44.531670][    C0]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[   44.531673][    C0]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[   44.531675][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.531676][    C0]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[   44.531678][    C0]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[   44.531679][    C0]  irq_exit_rcu (kernel/softirq.c:752)
[   44.531681][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[   44.531683][    C0]  </IRQ>
[   44.531683][    C0]  <TASK>
[   44.531684][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[   44.531687][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62)
[   44.531689][    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
[   44.531691][    C0] RSP: 0018:ffffffff97807e00 EFLAGS: 00000246
[   44.531695][    C0] RAX: 0000000000000000 RBX: ffffffff9781c740 RCX: 0000000000000001
[   44.531696][    C0] RDX: 0000000000000000 RSI: ffffffff9706f640 RDI: ffffffff948d9667
[   44.531697][    C0] RBP: 0000000000000000 R08: ffffffff96c694f1 R09: 1fe2200005d0639a
[   44.531697][    C0] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffffffff2f00fc3
[   44.531698][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   44.531700][    C0]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   44.531702][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   44.531704][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767)
[   44.531706][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   44.531708][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   44.531709][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   44.531711][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   44.531713][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.531715][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.531717][    C0]  do_idle (kernel/sched/idle.c:352)
[   44.531718][    C0]  cpu_startup_entry (kernel/sched/idle.c:451)
[   44.531720][    C0]  rest_init (init/main.c:762)
[   44.531722][    C0]  start_kernel (init/main.c:1220)
[   44.531724][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   44.531726][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   44.531727][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   48.751097][    C0] INFO: lockdep is turned off.
| [   48.751186][    C0] Preemption disabled at:
| [   48.751188][    C0] schedule_preempt_disabled (kernel/sched/core.c:7341)
| [   48.751401][    C0] Tainted: [W]=WARN
[   48.751402][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.751404][    C0] Call Trace:
[   48.751406][    C0]  <IRQ>
[   48.751407][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   48.751413][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7341)
[   48.751414][    C0]  __might_resched.cold (kernel/sched/core.c:9163)
[   48.751418][    C0]  ? default_idle_call (kernel/sched/idle.c:122)
[   48.751420][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.751424][    C0]  ? rest_init (init/main.c:762)
[   48.751426][    C0]  ? x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   48.751430][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   48.751432][    C0]  ? common_startup_64 (arch/x86/kernel/head_64.S:418)
[   48.751435][    C0]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[   48.751437][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   48.751441][    C0]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.751444][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   48.751446][    C0]  __tcf_chain_put (net/sched/cls_api.c:694)
[   48.751448][    C0]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[   48.751451][    C0]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[   48.751453][    C0]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[   48.751457][    C0]  rcu_do_batch (kernel/rcu/tree.c:2617)
[   48.751459][    C0]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[   48.751461][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.751463][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.751466][    C0]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   48.751468][    C0]  rcu_core (kernel/rcu/tree.c:2869)
[   48.751470][    C0]  handle_softirqs (kernel/softirq.c:622)
[   48.751473][    C0]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[   48.751476][    C0]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[   48.751477][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.751478][    C0]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[   48.751481][    C0]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[   48.751483][    C0]  irq_exit_rcu (kernel/softirq.c:752)
[   48.751484][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[   48.751486][    C0]  </IRQ>
[   48.751487][    C0]  <TASK>
[   48.751488][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[   48.751490][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62)
[   48.751493][    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
[   48.751495][    C0] RSP: 0018:ffffffff97807e00 EFLAGS: 00000246
[   48.751498][    C0] RAX: 0000000000000000 RBX: ffffffff9781c740 RCX: 0000000000000001
[   48.751500][    C0] RDX: 0000000000000000 RSI: ffffffff9706f640 RDI: ffffffff948d9667
[   48.751501][    C0] RBP: 0000000000000000 R08: ffffffff96c694f1 R09: 1fe2200005d0639a
[   48.751501][    C0] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffffffff2f00fc3
[   48.751502][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   48.751503][    C0]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   48.751505][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   48.751508][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767)
[   48.751510][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   48.751512][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   48.751513][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   48.751514][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   48.751517][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.751519][    C0]  do_idle (kernel/sched/idle.c:352)
[   48.751520][    C0]  cpu_startup_entry (kernel/sched/idle.c:451)
[   48.751522][    C0]  rest_init (init/main.c:762)
[   48.751524][    C0]  start_kernel (init/main.c:1220)
[   48.751526][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   48.751528][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   48.751530][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   62.472519][    C0] INFO: lockdep is turned off.
| [   62.472598][    C0] Preemption disabled at:
| [   62.472599][    C0] handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
| [   62.472759][    C0] Tainted: [W]=WARN
[   62.472760][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.472761][    C0] Call Trace:
[   62.472763][    C0]  <TASK>
[   62.472765][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   62.472770][    C0]  ? handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
[   62.472772][    C0]  __might_resched.cold (kernel/sched/core.c:9163)
[   62.472775][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   62.472780][    C0]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[   62.472783][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   62.472788][    C0]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   62.472790][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.472794][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   62.472795][    C0]  __tcf_chain_put (net/sched/cls_api.c:694)
[   62.472797][    C0]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[   62.472801][    C0]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[   62.472803][    C0]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[   62.472805][    C0]  rcu_do_batch (kernel/rcu/tree.c:2617)
[   62.472807][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.472809][    C0]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[   62.472810][    C0]  ? finish_task_switch.isra.0 (kernel/sched/sched.h:1644 kernel/sched/core.c:5125 kernel/sched/core.c:5243)
[   62.472812][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.472814][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   62.472817][    C0]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   62.472819][    C0]  rcu_core (kernel/rcu/tree.c:2869)
[   62.472821][    C0]  handle_softirqs (kernel/softirq.c:622)
[   62.472823][    C0]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[   62.472824][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.472826][    C0]  run_ksoftirqd (kernel/softirq.c:1076 kernel/softirq.c:1068)
[   62.472827][    C0]  smpboot_thread_fn (kernel/smpboot.c:160)
[   62.472830][    C0]  ? sort_range (kernel/range.c:164)
[   62.472832][    C0]  kthread (kernel/kthread.c:436)
[   62.472834][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   62.472836][    C0]  ? kthread_affine_node (kernel/kthread.c:378)
[   62.472838][    C0]  ret_from_fork (arch/x86/kernel/process.c:158)
[   62.472841][    C0]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   62.472842][    C0]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   62.472845][    C0]  ? kthread_affine_node (kernel/kthread.c:378)
[   62.472847][    C0]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   67.779139][    C1] INFO: lockdep is turned off.
| [   67.779212][    C1] Preemption disabled at:
| [   67.779213][    C1] handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
| [   67.779378][    C1] Tainted: [W]=WARN
[   67.779379][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.779381][    C1] Call Trace:
[   67.779382][    C1]  <TASK>
[   67.779384][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   67.779389][    C1]  ? handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
[   67.779391][    C1]  __might_resched.cold (kernel/sched/core.c:9163)
[   67.779394][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   67.779399][    C1]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[   67.779403][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   67.779414][    C1]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   67.779417][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.779421][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   67.779422][    C1]  __tcf_chain_put (net/sched/cls_api.c:694)
[   67.779424][    C1]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[   67.779428][    C1]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[   67.779430][    C1]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[   67.779432][    C1]  rcu_do_batch (kernel/rcu/tree.c:2617)
[   67.779434][    C1]  ? rcu_start_this_gp (kernel/rcu/tree.c:1040 (discriminator 1))
[   67.779436][    C1]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[   67.779438][    C1]  ? 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))
[   67.779440][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.779441][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   67.779444][    C1]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   67.779447][    C1]  rcu_core (kernel/rcu/tree.c:2869)
[   67.779449][    C1]  handle_softirqs (kernel/softirq.c:622)
[   67.779451][    C1]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[   67.779452][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.779454][    C1]  run_ksoftirqd (kernel/softirq.c:1076 kernel/softirq.c:1068)
[   67.779455][    C1]  smpboot_thread_fn (kernel/smpboot.c:160)
[   67.779458][    C1]  ? sort_range (kernel/range.c:164)
[   67.779460][    C1]  kthread (kernel/kthread.c:436)
[   67.779462][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   67.779464][    C1]  ? kthread_affine_node (kernel/kthread.c:378)
[   67.779466][    C1]  ret_from_fork (arch/x86/kernel/process.c:158)
[   67.779469][    C1]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   67.779470][    C1]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   67.779473][    C1]  ? kthread_affine_node (kernel/kthread.c:378)
[   67.779475][    C1]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   69.018072][    C1] INFO: lockdep is turned off.
| [   69.018153][    C1] Preemption disabled at:
| [   69.018154][    C1] 0x0
| [   69.018308][    C1] Tainted: [W]=WARN
[   69.018309][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.018311][    C1] Call Trace:
[   69.018313][    C1]  <IRQ>
[   69.018314][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   69.018322][    C1]  __might_resched.cold (kernel/sched/core.c:9163)
[   69.018326][    C1]  ? default_idle_call (kernel/sched/idle.c:122)
[   69.018330][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   69.018334][    C1]  ? start_secondary (arch/x86/kernel/smpboot.c:312)
[   69.018337][    C1]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[   69.018339][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   69.018344][    C1]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   69.018347][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   69.018349][    C1]  __tcf_chain_put (net/sched/cls_api.c:694)
[   69.018350][    C1]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[   69.018354][    C1]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[   69.018356][    C1]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[   69.018359][    C1]  rcu_do_batch (kernel/rcu/tree.c:2617)
[   69.018362][    C1]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[   69.018364][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   69.018367][    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)
[   69.018370][    C1]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   69.018371][    C1]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   69.018374][    C1]  rcu_core (kernel/rcu/tree.c:2869)
[   69.018376][    C1]  handle_softirqs (kernel/softirq.c:622)
[   69.018379][    C1]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[   69.018381][    C1]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[   69.018383][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.018385][    C1]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[   69.018387][    C1]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[   69.018388][    C1]  irq_exit_rcu (kernel/softirq.c:752)
[   69.018390][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[   69.018392][    C1]  </IRQ>
[   69.018393][    C1]  <TASK>
[   69.018393][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.018395][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[   69.018397][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62)
[   69.018400][    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
[   69.018402][    C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000246
[   69.018405][    C1] RAX: 0000000000000001 RBX: ff11000001bb2340 RCX: 0000000000000001
[   69.018407][    C1] RDX: 0000000000000001 RSI: ffffffff9706f640 RDI: ffffffff948d9667
[   69.018408][    C1] RBP: 0000000000000000 R08: ffffffff96c694f1 R09: 1fe2200005d1639a
[   69.018408][    C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc0
[   69.018409][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   69.018416][    C1]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   69.018418][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   69.018421][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767)
[   69.018423][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   69.018424][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   69.018426][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   69.018428][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   69.018429][    C1]  ? check_preemption_disabled (lib/smp_processor_id.c:14 (discriminator 5))
[   69.018431][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.018433][    C1]  do_idle (kernel/sched/idle.c:352)
[   69.018435][    C1]  cpu_startup_entry (kernel/sched/idle.c:451)
[   69.018436][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   69.018437][    C1]  ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4))
[   69.018439][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   70.229082][    C1] INFO: lockdep is turned off.
| [   70.229163][    C1] Preemption disabled at:
| [   70.229164][    C1] 0x0
| [   70.229313][    C1] Tainted: [W]=WARN
[   70.229315][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.229316][    C1] Call Trace:
[   70.229318][    C1]  <IRQ>
[   70.229320][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   70.229327][    C1]  __might_resched.cold (kernel/sched/core.c:9163)
[   70.229331][    C1]  ? default_idle_call (kernel/sched/idle.c:122)
[   70.229335][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   70.229340][    C1]  ? start_secondary (arch/x86/kernel/smpboot.c:312)
[   70.229343][    C1]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[   70.229345][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   70.229349][    C1]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   70.229352][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   70.229354][    C1]  __tcf_chain_put (net/sched/cls_api.c:694)
[   70.229356][    C1]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[   70.229360][    C1]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[   70.229362][    C1]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[   70.229365][    C1]  rcu_do_batch (kernel/rcu/tree.c:2617)
[   70.229368][    C1]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[   70.229370][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.229372][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   70.229375][    C1]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   70.229377][    C1]  rcu_core (kernel/rcu/tree.c:2869)
[   70.229379][    C1]  handle_softirqs (kernel/softirq.c:622)
[   70.229382][    C1]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[   70.229385][    C1]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[   70.229386][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.229388][    C1]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[   70.229391][    C1]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[   70.229392][    C1]  irq_exit_rcu (kernel/softirq.c:752)
[   70.229394][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[   70.229396][    C1]  </IRQ>
[   70.229396][    C1]  <TASK>
[   70.229397][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.229398][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[   70.229401][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62)
[   70.229403][    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
[   70.229405][    C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000246
[   70.229409][    C1] RAX: 0000000000000001 RBX: ff11000001bb2340 RCX: 0000000000000001
[   70.229410][    C1] RDX: 0000000000000001 RSI: ffffffff9706f640 RDI: ffffffff948d9667
[   70.229411][    C1] RBP: 0000000000000000 R08: ffffffff96c694f1 R09: 1fe2200005d1639a
[   70.229412][    C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc0
[   70.229412][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   70.229414][    C1]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   70.229416][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   70.229424][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767)
[   70.229426][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   70.229428][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   70.229429][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   70.229431][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   70.229433][    C1]  ? check_preemption_disabled (lib/smp_processor_id.c:14 (discriminator 5))
[   70.229434][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.229436][    C1]  do_idle (kernel/sched/idle.c:352)
[   70.229438][    C1]  cpu_startup_entry (kernel/sched/idle.c:451)
[   70.229439][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   70.229441][    C1]  ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4))
[   70.229443][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   71.444736][    C1] INFO: lockdep is turned off.
| [   71.444807][    C1] Preemption disabled at:
| [   71.444808][    C1] handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
| [   71.444965][    C1] Tainted: [W]=WARN
[   71.444966][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.444968][    C1] Call Trace:
[   71.444969][    C1]  <TASK>
[   71.444971][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   71.444977][    C1]  ? handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
[   71.444978][    C1]  __might_resched.cold (kernel/sched/core.c:9163)
[   71.444982][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   71.444986][    C1]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[   71.444990][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   71.444993][    C1]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   71.444996][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.444999][    C1]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   71.445001][    C1]  __tcf_chain_put (net/sched/cls_api.c:694)
[   71.445002][    C1]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[   71.445006][    C1]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[   71.445008][    C1]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[   71.445010][    C1]  rcu_do_batch (kernel/rcu/tree.c:2617)
[   71.445012][    C1]  ? rcu_start_this_gp (kernel/rcu/tree.c:1040 (discriminator 1))
[   71.445014][    C1]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[   71.445015][    C1]  ? 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))
[   71.445017][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.445019][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   71.445022][    C1]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   71.445024][    C1]  rcu_core (kernel/rcu/tree.c:2869)
[   71.445025][    C1]  handle_softirqs (kernel/softirq.c:622)
[   71.445027][    C1]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[   71.445028][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   71.445030][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.445031][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.445033][    C1]  run_ksoftirqd (kernel/softirq.c:1076 kernel/softirq.c:1068)
[   71.445034][    C1]  smpboot_thread_fn (kernel/smpboot.c:160)
[   71.445037][    C1]  ? sort_range (kernel/range.c:164)
[   71.445039][    C1]  kthread (kernel/kthread.c:436)
[   71.445041][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   71.445043][    C1]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.445044][    C1]  ret_from_fork (arch/x86/kernel/process.c:158)
[   71.445047][    C1]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   71.445049][    C1]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   71.445052][    C1]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.445053][    C1]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   72.662070][    C3] INFO: lockdep is turned off.
| [   72.662150][    C3] Preemption disabled at:
| [   72.662151][    C3] 0x0
| [   72.662317][    C3] Tainted: [W]=WARN
[   72.662319][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.662320][    C3] Call Trace:
[   72.662322][    C3]  <IRQ>
[   72.662323][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   72.662331][    C3]  __might_resched.cold (kernel/sched/core.c:9163)
[   72.662334][    C3]  ? default_idle_call (kernel/sched/idle.c:122)
[   72.662338][    C3]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   72.662343][    C3]  ? start_secondary (arch/x86/kernel/smpboot.c:312)
[   72.662346][    C3]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[   72.662348][    C3]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   72.662352][    C3]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   72.662356][    C3]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   72.662357][    C3]  __tcf_chain_put (net/sched/cls_api.c:694)
[   72.662359][    C3]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[   72.662363][    C3]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[   72.662365][    C3]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[   72.662368][    C3]  rcu_do_batch (kernel/rcu/tree.c:2617)
[   72.662371][    C3]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[   72.662373][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   72.662376][    C3]  ? 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)
[   72.662378][    C3]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   72.662380][    C3]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   72.662382][    C3]  rcu_core (kernel/rcu/tree.c:2869)
[   72.662384][    C3]  handle_softirqs (kernel/softirq.c:622)
[   72.662387][    C3]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[   72.662390][    C3]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[   72.662391][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.662393][    C3]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[   72.662395][    C3]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[   72.662396][    C3]  irq_exit_rcu (kernel/softirq.c:752)
[   72.662398][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[   72.662400][    C3]  </IRQ>
[   72.662401][    C3]  <TASK>
[   72.662401][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.662403][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[   72.662405][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62)
[   72.662408][    C3] 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
[   72.662410][    C3] RSP: 0018:ffa0000000167de8 EFLAGS: 00000246
[   72.662413][    C3] RAX: 0000000000000003 RBX: ff11000001bd0040 RCX: 0000000000000001
[   72.662414][    C3] RDX: 0000000000000003 RSI: ffffffff9706f640 RDI: ffffffff948d9667
[   72.662415][    C3] RBP: 0000000000000000 R08: ffffffff96c694f1 R09: 1fe2200005d3639a
[   72.662416][    C3] R10: 0000000000000003 R11: 0000000000000000 R12: 1ff400000002cfc0
[   72.662417][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   72.662418][    C3]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   72.662420][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   72.662423][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767)
[   72.662425][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   72.662426][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   72.662428][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   72.662434][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   72.662435][    C3]  ? flush_smp_call_function_queue (kernel/smp.c:639 (discriminator 6))
[   72.662437][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.662439][    C3]  do_idle (kernel/sched/idle.c:352)
[   72.662441][    C3]  cpu_startup_entry (kernel/sched/idle.c:451)
[   72.662442][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   72.662444][    C3]  ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4))
[   72.662446][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   74.037669][    C2] INFO: lockdep is turned off.
| [   74.037788][    C2] Preemption disabled at:
| [   74.037790][    C2] handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
| [   74.038038][    C2] Tainted: [W]=WARN
[   74.038039][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.038041][    C2] Call Trace:
[   74.038043][    C2]  <TASK>
[   74.038045][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   74.038051][    C2]  ? handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1))
[   74.038053][    C2]  __might_resched.cold (kernel/sched/core.c:9163)
[   74.038056][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   74.038061][    C2]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[   74.038065][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   74.038069][    C2]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   74.038071][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.038075][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   74.038077][    C2]  __tcf_chain_put (net/sched/cls_api.c:694)
[   74.038078][    C2]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[   74.038082][    C2]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[   74.038084][    C2]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[   74.038086][    C2]  rcu_do_batch (kernel/rcu/tree.c:2617)
[   74.038088][    C2]  ? rcu_start_this_gp (kernel/rcu/tree.c:1040 (discriminator 1))
[   74.038091][    C2]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[   74.038092][    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))
[   74.038094][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.038096][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   74.038099][    C2]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   74.038101][    C2]  rcu_core (kernel/rcu/tree.c:2869)
[   74.038103][    C2]  handle_softirqs (kernel/softirq.c:622)
[   74.038105][    C2]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[   74.038107][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.038109][    C2]  run_ksoftirqd (kernel/softirq.c:1076 kernel/softirq.c:1068)
[   74.038110][    C2]  smpboot_thread_fn (kernel/smpboot.c:160)
[   74.038113][    C2]  ? sort_range (kernel/range.c:164)
[   74.038115][    C2]  kthread (kernel/kthread.c:436)
[   74.038118][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   74.038119][    C2]  ? kthread_affine_node (kernel/kthread.c:378)
[   74.038121][    C2]  ret_from_fork (arch/x86/kernel/process.c:158)
[   74.038124][    C2]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   74.038126][    C2]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   74.038129][    C2]  ? kthread_affine_node (kernel/kthread.c:378)
[   74.038130][    C2]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.264165][    C0] INFO: lockdep is turned off.
| [   75.264250][    C0] Preemption disabled at:
| [   75.264251][    C0] schedule_preempt_disabled (kernel/sched/core.c:7341)
| [   75.264462][    C0] Tainted: [W]=WARN
[   75.264463][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.264464][    C0] Call Trace:
[   75.264466][    C0]  <IRQ>
[   75.264467][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   75.264473][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7341)
[   75.264474][    C0]  __might_resched.cold (kernel/sched/core.c:9163)
[   75.264478][    C0]  ? default_idle_call (kernel/sched/idle.c:122)
[   75.264480][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   75.264484][    C0]  ? rest_init (init/main.c:762)
[   75.264486][    C0]  ? x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   75.264491][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   75.264492][    C0]  ? common_startup_64 (arch/x86/kernel/head_64.S:418)
[   75.264495][    C0]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[   75.264497][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   75.264501][    C0]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   75.264505][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   75.264506][    C0]  __tcf_chain_put (net/sched/cls_api.c:694)
[   75.264508][    C0]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[   75.264512][    C0]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[   75.264514][    C0]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[   75.264517][    C0]  rcu_do_batch (kernel/rcu/tree.c:2617)
[   75.264520][    C0]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[   75.264522][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.264525][    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)
[   75.264527][    C0]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   75.264529][    C0]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   75.264532][    C0]  rcu_core (kernel/rcu/tree.c:2869)
[   75.264533][    C0]  handle_softirqs (kernel/softirq.c:622)
[   75.264539][    C0]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[   75.264542][    C0]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[   75.264544][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.264545][    C0]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[   75.264547][    C0]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[   75.264549][    C0]  irq_exit_rcu (kernel/softirq.c:752)
[   75.264550][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[   75.264552][    C0]  </IRQ>
[   75.264553][    C0]  <TASK>
[   75.264554][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[   75.264556][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62)
[   75.264559][    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
[   75.264561][    C0] RSP: 0018:ffffffff97807e00 EFLAGS: 00000246
[   75.264564][    C0] RAX: 0000000000000000 RBX: ffffffff9781c740 RCX: 0000000000000001
[   75.264565][    C0] RDX: 0000000000000000 RSI: ffffffff9706f640 RDI: ffffffff948d9667
[   75.264566][    C0] RBP: 0000000000000000 R08: ffffffff96c694f1 R09: 1fe2200005d0639a
[   75.264567][    C0] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffffffff2f00fc3
[   75.264568][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   75.264569][    C0]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   75.264571][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   75.264574][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767)
[   75.264576][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   75.264578][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   75.264579][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   75.264581][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   75.264583][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.264585][    C0]  do_idle (kernel/sched/idle.c:352)
[   75.264587][    C0]  cpu_startup_entry (kernel/sched/idle.c:451)
[   75.264588][    C0]  rest_init (init/main.c:762)
[   75.264590][    C0]  start_kernel (init/main.c:1220)
[   75.264592][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   75.264594][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   75.264596][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   76.481302][    C0] INFO: lockdep is turned off.
| [   76.481387][    C0] Preemption disabled at:
| [   76.481388][    C0] schedule_preempt_disabled (kernel/sched/core.c:7341)
| [   76.481605][    C0] Tainted: [W]=WARN
[   76.481606][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.481608][    C0] Call Trace:
[   76.481609][    C0]  <IRQ>
[   76.481610][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   76.481616][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7341)
[   76.481618][    C0]  __might_resched.cold (kernel/sched/core.c:9163)
[   76.481621][    C0]  ? default_idle_call (kernel/sched/idle.c:122)
[   76.481623][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.481627][    C0]  ? rest_init (init/main.c:762)
[   76.481629][    C0]  ? x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   76.481634][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   76.481635][    C0]  ? common_startup_64 (arch/x86/kernel/head_64.S:418)
[   76.481638][    C0]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[   76.481640][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   76.481644][    C0]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   76.481647][    C0]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   76.481649][    C0]  __tcf_chain_put (net/sched/cls_api.c:694)
[   76.481651][    C0]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[   76.481654][    C0]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[   76.481656][    C0]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[   76.481659][    C0]  rcu_do_batch (kernel/rcu/tree.c:2617)
[   76.481662][    C0]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[   76.481664][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.481667][    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)
[   76.481670][    C0]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   76.481671][    C0]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   76.481673][    C0]  rcu_core (kernel/rcu/tree.c:2869)
[   76.481675][    C0]  handle_softirqs (kernel/softirq.c:622)
[   76.481678][    C0]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[   76.481681][    C0]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[   76.481682][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.481684][    C0]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[   76.481686][    C0]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[   76.481687][    C0]  irq_exit_rcu (kernel/softirq.c:752)
[   76.481688][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[   76.481691][    C0]  </IRQ>
[   76.481691][    C0]  <TASK>
[   76.481692][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[   76.481694][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62)
[   76.481697][    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
[   76.481699][    C0] RSP: 0018:ffffffff97807e00 EFLAGS: 00000246
[   76.481702][    C0] RAX: 0000000000000000 RBX: ffffffff9781c740 RCX: 0000000000000001
[   76.481703][    C0] RDX: 0000000000000000 RSI: ffffffff9706f640 RDI: ffffffff948d9667
[   76.481704][    C0] RBP: 0000000000000000 R08: ffffffff96c694f1 R09: 1fe2200005d0639a
[   76.481705][    C0] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffffffff2f00fc3
[   76.481705][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   76.481707][    C0]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   76.481709][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   76.481712][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767)
[   76.481713][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   76.481715][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   76.481716][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   76.481718][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   76.481721][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.481723][    C0]  do_idle (kernel/sched/idle.c:352)
[   76.481724][    C0]  cpu_startup_entry (kernel/sched/idle.c:451)
[   76.481725][    C0]  rest_init (init/main.c:762)
[   76.481727][    C0]  start_kernel (init/main.c:1220)
[   76.481729][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   76.481731][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   76.481733][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   77.688218][    C2] INFO: lockdep is turned off.
| [   77.688335][    C2] Preemption disabled at:
| [   77.688337][    C2] 0x0
| [   77.688580][    C2] Tainted: [W]=WARN
[   77.688581][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.688583][    C2] Call Trace:
[   77.688585][    C2]  <IRQ>
[   77.688587][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   77.688595][    C2]  __might_resched.cold (kernel/sched/core.c:9163)
[   77.688598][    C2]  ? default_idle_call (kernel/sched/idle.c:122)
[   77.688603][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.688607][    C2]  ? start_secondary (arch/x86/kernel/smpboot.c:312)
[   77.688610][    C2]  __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820)
[   77.688612][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   77.688616][    C2]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   77.688619][    C2]  ? __tcf_chain_put (net/sched/cls_api.c:694)
[   77.688621][    C2]  __tcf_chain_put (net/sched/cls_api.c:694)
[   77.688623][    C2]  ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3))
[   77.688626][    C2]  tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378)
[   77.688628][    C2]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[   77.688631][    C2]  rcu_do_batch (kernel/rcu/tree.c:2617)
[   77.688634][    C2]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[   77.688636][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.688639][    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)
[   77.688641][    C2]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   77.688643][    C2]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   77.688645][    C2]  rcu_core (kernel/rcu/tree.c:2869)
[   77.688647][    C2]  handle_softirqs (kernel/softirq.c:622)
[   77.688650][    C2]  ? clockevents_tick_resume (kernel/time/clockevents.c:193)
[   77.688653][    C2]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[   77.688654][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.688656][    C2]  ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[   77.688658][    C2]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[   77.688659][    C2]  irq_exit_rcu (kernel/softirq.c:752)
[   77.688660][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[   77.688663][    C2]  </IRQ>
[   77.688663][    C2]  <TASK>
[   77.688664][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.688665][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[   77.688668][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62)
[   77.688671][    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
[   77.688673][    C2] RSP: 0018:ffa0000000157de8 EFLAGS: 00000246
[   77.688676][    C2] RAX: 0000000000000002 RBX: ff11000001bb4640 RCX: 0000000000000001
[   77.688677][    C2] RDX: 0000000000000002 RSI: ffffffff9706f640 RDI: ffffffff948d9667
[   77.688678][    C2] RBP: 0000000000000000 R08: ffffffff96c694f1 R09: 1fe2200005d2639a
[   77.688679][    C2] R10: 0000000000000002 R11: 0000000000000000 R12: 1ff400000002afc0
[   77.688680][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   77.688681][    C2]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   77.688683][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   77.688686][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767)
[   77.688687][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   77.688689][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   77.688690][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   77.688692][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   77.688693][    C2]  ? flush_smp_call_function_queue (kernel/smp.c:639 (discriminator 6))
[   77.688695][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.688697][    C2]  do_idle (kernel/sched/idle.c:352)
[   77.688698][    C2]  cpu_startup_entry (kernel/sched/idle.c:451)
[   77.688700][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   77.688701][    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