======================================
| [   60.782379][    C0] 1 lock held by swapper/0/0:
| [ 60.782580][ C0] #0: ffffffffa2988500 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:331 kernel/rcu/tree.c:2562) 
| [   60.782931][    C0]
| [   60.782931][    C0] stack backtrace:
[   60.783180][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.783182][    C0] Call Trace:
[   60.783184][    C0]  <IRQ>
[ 60.783185][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 60.783190][ C0] print_usage_bug.part.0 (kernel/locking/lockdep.c:4046) 
[ 60.783195][ C0] mark_lock_irq (kernel/locking/lockdep.c:4011 kernel/locking/lockdep.c:4057 kernel/locking/lockdep.c:4268) 
[ 60.783199][ C0] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 60.783203][ C0] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 60.783207][ C0] ? save_trace (kernel/locking/lockdep.c:594) 
[ 60.783211][ C0] mark_lock (kernel/locking/lockdep.c:4754) 
[ 60.783215][ C0] mark_usage (kernel/locking/lockdep.c:4643) 
[ 60.783218][ C0] __lock_acquire (kernel/locking/lockdep.c:5189) 
[ 60.783223][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:472 kernel/locking/lockdep.c:5868) 
[ 60.783227][ C0] ? simple_pin_fs (fs/libfs.c:1066) 
[ 60.783230][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 60.783234][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5829) 
[ 60.783237][ C0] ? simple_pin_fs (fs/libfs.c:1066) 
[ 60.783241][ C0] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 60.783243][ C0] ? simple_pin_fs (fs/libfs.c:1066) 
[ 60.783246][ C0] simple_pin_fs (fs/libfs.c:1066) 
[ 60.783249][ C0] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) 
[ 60.783252][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 60.783256][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 60.783261][ C0] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 60.783265][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 60.783268][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 60.783270][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 60.783273][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 60.783276][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 60.783280][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 60.783283][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 60.783286][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 60.783289][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 60.783293][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 60.783296][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 60.783299][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 60.783302][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 60.783307][ C0] __put_net (net/core/net_namespace.c:732) 
[ 60.783312][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 60.783315][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 60.783318][ C0] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 60.783322][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 60.783326][ C0] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 60.783329][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 60.783332][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 60.783336][ C0] rcu_core (kernel/rcu/tree.c:2826) 
[ 60.783341][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 60.783346][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 60.783350][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 60.783353][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[   60.783356][    C0]  </IRQ>
[   60.783357][    C0]  <TASK>
[ 60.783358][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 60.783361][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 60.783364][ C0] Code: bf d3 00 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 40 26 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	bf d3 00 c3 cc       	mov    $0xccc300d3,%edi
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	0f 1f 00             	nopl   (%rax)
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	f3 0f 1e fa          	endbr64
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d 83 40 26 00 	verw   0x264083(%rip)        # 0x2640ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 
  39:	66 90                	xchg   %ax,%ax
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 
   f:	66 90                	xchg   %ax,%ax
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[   60.783367][    C0] RSP: 0018:ffffffffa2607df8 EFLAGS: 00000242
[   60.783370][    C0] RAX: 00000000001584b5 RBX: 1ffffffff44c0fc3 RCX: ffffffffa122ea39
[   60.783372][    C0] RDX: 0000000000000000 RSI: ffffffffa1f0cc8c RDI: ffffffffa1653940
[   60.783374][    C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed100cac667a
[   60.783376][    C0] R10: ffff8880656333d3 R11: 0000000000000000 R12: 0000000000000000
[   60.783377][    C0] R13: ffffffffa2633240 R14: dffffc0000000000 R15: 0000000000014770
[ 60.783381][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 60.783387][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 60.783389][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 60.783393][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 60.783396][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 60.783400][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59) 
[ 60.783406][ C0] do_idle (kernel/sched/idle.c:325) 
[ 60.783410][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 60.783413][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 60.783417][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 60.783420][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:501) 
[ 60.783425][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:443 (discriminator 17)) 
[ 60.783428][ C0] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   60.800806][    C0] RCU nest depth: 0, expected: 0
| [   60.800991][    C0] INFO: lockdep is turned off.
| [   60.801174][    C0] Preemption disabled at:
| [ 60.801175][ C0] schedule_preempt_disabled (kernel/sched/core.c:6919) 
[   60.801597][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.801599][    C0] Call Trace:
[   60.801600][    C0]  <IRQ>
[ 60.801602][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 60.801607][ C0] __might_resched (kernel/sched/core.c:8819) 
[ 60.801615][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 60.801618][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 60.801622][ C0] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 60.801626][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 60.801630][ C0] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 60.801635][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 60.801638][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 60.801642][ C0] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 60.801650][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 60.801653][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 60.801657][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 60.801661][ C0] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 60.801664][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 60.801668][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 60.801671][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 60.801675][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 60.801679][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 60.801682][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 60.801685][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 60.801688][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 60.801691][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 60.801694][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 60.801697][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 60.801700][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 60.801703][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 60.801710][ C0] __put_net (net/core/net_namespace.c:732) 
[ 60.801714][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 60.801717][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 60.801720][ C0] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 60.801725][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 60.801728][ C0] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 60.801733][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 60.801736][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 60.801741][ C0] rcu_core (kernel/rcu/tree.c:2826) 
[ 60.801745][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 60.801751][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 60.801755][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 60.801758][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[   60.801761][    C0]  </IRQ>
[   60.801762][    C0]  <TASK>
[ 60.801764][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 60.801767][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 60.801770][ C0] Code: bf d3 00 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 40 26 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	bf d3 00 c3 cc       	mov    $0xccc300d3,%edi
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	0f 1f 00             	nopl   (%rax)
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	f3 0f 1e fa          	endbr64
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d 83 40 26 00 	verw   0x264083(%rip)        # 0x2640ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 
  39:	66 90                	xchg   %ax,%ax
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 
   f:	66 90                	xchg   %ax,%ax
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[   60.801773][    C0] RSP: 0018:ffffffffa2607df8 EFLAGS: 00000242
[   60.801776][    C0] RAX: 00000000001584b5 RBX: 1ffffffff44c0fc3 RCX: ffffffffa122ea39
[   60.801778][    C0] RDX: 0000000000000000 RSI: ffffffffa1f0cc8c RDI: ffffffffa1653940
[   60.801780][    C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed100cac667a
[   60.801782][    C0] R10: ffff8880656333d3 R11: 0000000000000000 R12: 0000000000000000
[   60.801783][    C0] R13: ffffffffa2633240 R14: dffffc0000000000 R15: 0000000000014770
[ 60.801787][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 60.801792][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 60.801795][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 60.801798][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 60.801802][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 60.801806][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59) 
[ 60.801812][ C0] do_idle (kernel/sched/idle.c:325) 
[ 60.801816][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 60.801819][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 60.801823][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 60.801827][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:501) 
[ 60.801831][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:443 (discriminator 17)) 
[ 60.801834][ C0] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   64.866963][    C3] INFO: lockdep is turned off.
| [   64.867129][    C3] Preemption disabled at:
| [ 64.867131][ C3] 0x0 
| [   64.867435][    C3] Tainted: [W]=WARN
[   64.867437][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.867439][    C3] Call Trace:
[   64.867441][    C3]  <IRQ>
[ 64.867443][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 64.867450][ C3] __might_resched (kernel/sched/core.c:8819) 
[ 64.867459][ C3] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 64.867464][ C3] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 64.867468][ C3] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 64.867472][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 64.867478][ C3] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 64.867483][ C3] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 64.867486][ C3] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 64.867491][ C3] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 64.867495][ C3] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 64.867498][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 64.867502][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 64.867507][ C3] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 64.867511][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 64.867515][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 64.867517][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 64.867523][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 64.867526][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 64.867530][ C3] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 64.867533][ C3] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 64.867536][ C3] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 64.867539][ C3] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 64.867543][ C3] ? do_idle (kernel/sched/idle.c:325) 
[ 64.867546][ C3] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 64.867549][ C3] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 64.867554][ C3] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 64.867558][ C3] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 64.867562][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 64.867566][ C3] __put_net (net/core/net_namespace.c:732) 
[ 64.867571][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 64.867574][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 64.867577][ C3] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 64.867581][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 64.867585][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 64.867591][ C3] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 64.867596][ C3] rcu_core (kernel/rcu/tree.c:2826) 
[ 64.867600][ C3] handle_softirqs (kernel/softirq.c:579) 
[ 64.867606][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 64.867610][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 64.867613][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[   64.867616][    C3]  </IRQ>
[   64.867617][    C3]  <TASK>
[ 64.867618][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 64.867621][ C3] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 64.867625][ C3] Code: bf d3 00 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 40 26 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	bf d3 00 c3 cc       	mov    $0xccc300d3,%edi
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	0f 1f 00             	nopl   (%rax)
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	f3 0f 1e fa          	endbr64
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d 83 40 26 00 	verw   0x264083(%rip)        # 0x2640ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 
  39:	66 90                	xchg   %ax,%ax
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 
   f:	66 90                	xchg   %ax,%ax
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[   64.867628][    C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246
[   64.867631][    C3] RAX: 0000000000000003 RBX: 1ffff9200002afc1 RCX: ffffffffa122ea39
[   64.867633][    C3] RDX: ffffed100caf667b RSI: ffffffffa16538c0 RDI: ffffffff9e791b5f
[   64.867635][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100caf667a
[   64.867637][    C3] R10: ffff8880657b33d3 R11: ffff888001d9a858 R12: 0000000000000000
[   64.867638][    C3] R13: ffff888001b1c640 R14: dffffc0000000000 R15: 0000000000000000
[ 64.867642][ C3] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 64.867649][ C3] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 64.867653][ C3] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 64.867656][ C3] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 64.867659][ C3] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 64.867663][ C3] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 64.867667][ C3] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59) 
[ 64.867672][ C3] do_idle (kernel/sched/idle.c:325) 
[ 64.867676][ C3] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 64.867679][ C3] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 64.867682][ C3] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 64.867687][ C3] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   67.876053][    C2] INFO: lockdep is turned off.
| [   67.876232][    C2] Preemption disabled at:
| [ 67.876234][ C2] 0x0 
| [   67.876560][    C2] Tainted: [W]=WARN
[   67.876561][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.876563][    C2] Call Trace:
[   67.876565][    C2]  <IRQ>
[ 67.876567][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 67.876574][ C2] __might_resched (kernel/sched/core.c:8819) 
[ 67.876583][ C2] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 67.876588][ C2] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 67.876592][ C2] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 67.876597][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 67.876602][ C2] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 67.876607][ C2] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 67.876610][ C2] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 67.876615][ C2] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 67.876619][ C2] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 67.876623][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 67.876626][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 67.876631][ C2] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 67.876635][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 67.876640][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 67.876642][ C2] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 67.876650][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 67.876653][ C2] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 67.876658][ C2] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 67.876660][ C2] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 67.876663][ C2] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 67.876666][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 67.876670][ C2] ? do_idle (kernel/sched/idle.c:325) 
[ 67.876673][ C2] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 67.876676][ C2] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 67.876681][ C2] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 67.876685][ C2] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 67.876688][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 67.876693][ C2] __put_net (net/core/net_namespace.c:732) 
[ 67.876697][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 67.876700][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 67.876703][ C2] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 67.876708][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 67.876712][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 67.876717][ C2] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 67.876723][ C2] rcu_core (kernel/rcu/tree.c:2826) 
[ 67.876727][ C2] handle_softirqs (kernel/softirq.c:579) 
[ 67.876732][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 67.876736][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 67.876739][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[   67.876742][    C2]  </IRQ>
[   67.876743][    C2]  <TASK>
[ 67.876745][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 67.876747][ C2] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 67.876751][ C2] Code: bf d3 00 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 40 26 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	bf d3 00 c3 cc       	mov    $0xccc300d3,%edi
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	0f 1f 00             	nopl   (%rax)
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	f3 0f 1e fa          	endbr64
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d 83 40 26 00 	verw   0x264083(%rip)        # 0x2640ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 
  39:	66 90                	xchg   %ax,%ax
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 
   f:	66 90                	xchg   %ax,%ax
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[   67.876754][    C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246
[   67.876757][    C2] RAX: 0000000000000002 RBX: 1ffff92000028fc1 RCX: ffffffffa122ea39
[   67.876759][    C2] RDX: ffffed100cae667b RSI: ffffffffa16538c0 RDI: ffffffff9e791b5f
[   67.876761][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100cae667a
[   67.876763][    C2] R10: ffff8880657333d3 R11: ffff888001d44b58 R12: 0000000000000000
[   67.876765][    C2] R13: ffff888001b1a340 R14: dffffc0000000000 R15: 0000000000000000
[ 67.876768][ C2] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 67.876772][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 67.876776][ C2] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 67.876779][ C2] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 67.876782][ C2] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 67.876786][ C2] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 67.876790][ C2] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59) 
[ 67.876794][ C2] do_idle (kernel/sched/idle.c:325) 
[ 67.876798][ C2] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 67.876802][ C2] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 67.876805][ C2] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 67.876810][ C2] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   71.138883][    C1] INFO: lockdep is turned off.
| [   71.139034][    C1] Preemption disabled at:
| [ 71.139035][ C1] handle_softirqs (kernel/softirq.c:553) 
| [   71.139353][    C1] Tainted: [W]=WARN
[   71.139355][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.139357][    C1] Call Trace:
[   71.139359][    C1]  <TASK>
[ 71.139361][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 71.139367][ C1] __might_resched (kernel/sched/core.c:8819) 
[ 71.139375][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 71.139380][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 71.139383][ C1] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 71.139388][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 71.139394][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 71.139398][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 71.139401][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 71.139407][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 71.139411][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 71.139414][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 71.139418][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 71.139423][ C1] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 71.139427][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 71.139431][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 71.139434][ C1] ? smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 71.139437][ C1] ? kthread (kernel/kthread.c:464) 
[ 71.139441][ C1] ? ret_from_fork (arch/x86/kernel/process.c:153) 
[ 71.139446][ C1] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
[ 71.139450][ C1] ? migrate_enable (./arch/x86/include/asm/preempt.h:104 ./include/linux/preempt.h:481 ./include/linux/preempt.h:481 kernel/sched/core.c:2417) 
[ 71.139455][ C1] ? __pfx_migrate_enable (kernel/sched/core.c:2392) 
[ 71.139458][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 71.139462][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 71.139467][ C1] __put_net (net/core/net_namespace.c:732) 
[ 71.139471][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 71.139474][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 71.139477][ C1] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 71.139481][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 71.139485][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 71.139488][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 71.139495][ C1] rcu_core (kernel/rcu/tree.c:2826) 
[ 71.139500][ C1] handle_softirqs (kernel/softirq.c:579) 
[ 71.139504][ C1] ? __pfx_run_ksoftirqd (kernel/softirq.c:961) 
[ 71.139508][ C1] run_ksoftirqd (kernel/softirq.c:436 kernel/softirq.c:969 kernel/softirq.c:960) 
[ 71.139511][ C1] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 71.139514][ C1] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 71.139518][ C1] kthread (kernel/kthread.c:464) 
[ 71.139521][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 71.139523][ C1] ? ret_from_fork (arch/x86/kernel/process.c:152) 
[ 71.139526][ C1] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 71.139531][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 71.139535][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 71.139538][ C1] ret_from_fork (arch/x86/kernel/process.c:153) 
[ 71.139541][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 71.139544][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
| [   91.430757][    C2] INFO: lockdep is turned off.
| [   91.430920][    C2] Preemption disabled at:
| [ 91.430922][ C2] handle_softirqs (kernel/softirq.c:553) 
| [   91.431261][    C2] Tainted: [W]=WARN
[   91.431262][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.431264][    C2] Call Trace:
[   91.431266][    C2]  <TASK>
[ 91.431268][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 91.431274][ C2] __might_resched (kernel/sched/core.c:8819) 
[ 91.431282][ C2] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 91.431287][ C2] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 91.431291][ C2] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 91.431295][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 91.431301][ C2] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 91.431305][ C2] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 91.431308][ C2] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 91.431313][ C2] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 91.431317][ C2] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 91.431321][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 91.431325][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 91.431329][ C2] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 91.431333][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 91.431337][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 91.431340][ C2] ? smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 91.431344][ C2] ? kthread (kernel/kthread.c:464) 
[ 91.431347][ C2] ? ret_from_fork (arch/x86/kernel/process.c:153) 
[ 91.431352][ C2] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
[ 91.431356][ C2] ? migrate_enable (./arch/x86/include/asm/preempt.h:104 ./include/linux/preempt.h:481 ./include/linux/preempt.h:481 kernel/sched/core.c:2417) 
[ 91.431361][ C2] ? __pfx_migrate_enable (kernel/sched/core.c:2392) 
[ 91.431365][ C2] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 91.431369][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 91.431373][ C2] __put_net (net/core/net_namespace.c:732) 
[ 91.431378][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 91.431381][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 91.431383][ C2] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 91.431388][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 91.431392][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 91.431395][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 91.431401][ C2] rcu_core (kernel/rcu/tree.c:2826) 
[ 91.431406][ C2] handle_softirqs (kernel/softirq.c:579) 
[ 91.431411][ C2] ? __pfx_run_ksoftirqd (kernel/softirq.c:961) 
[ 91.431415][ C2] run_ksoftirqd (kernel/softirq.c:436 kernel/softirq.c:969 kernel/softirq.c:960) 
[ 91.431418][ C2] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 91.431421][ C2] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 91.431424][ C2] kthread (kernel/kthread.c:464) 
[ 91.431427][ C2] ? __pfx_kthread (kernel/kthread.c:413) 
[ 91.431429][ C2] ? ret_from_fork (arch/x86/kernel/process.c:152) 
[ 91.431432][ C2] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 91.431437][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 91.431440][ C2] ? __pfx_kthread (kernel/kthread.c:413) 
[ 91.431444][ C2] ret_from_fork (arch/x86/kernel/process.c:153) 
[ 91.431447][ C2] ? __pfx_kthread (kernel/kthread.c:413) 
[ 91.431449][ C2] ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
| [   94.691040][    C3] INFO: lockdep is turned off.
| [   94.691209][    C3] Preemption disabled at:
| [ 94.691211][ C3] 0x0 
| [   94.691513][    C3] Tainted: [W]=WARN
[   94.691514][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   94.691517][    C3] Call Trace:
[   94.691518][    C3]  <IRQ>
[ 94.691521][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 94.691529][ C3] __might_resched (kernel/sched/core.c:8819) 
[ 94.691538][ C3] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 94.691543][ C3] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 94.691546][ C3] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 94.691551][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 94.691556][ C3] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 94.691561][ C3] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 94.691564][ C3] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 94.691569][ C3] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 94.691573][ C3] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 94.691576][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 94.691580][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 94.691585][ C3] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 94.691588][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 94.691593][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 94.691595][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 94.691600][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 94.691603][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 94.691608][ C3] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 94.691610][ C3] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 94.691614][ C3] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 94.691617][ C3] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 94.691621][ C3] ? do_idle (kernel/sched/idle.c:325) 
[ 94.691623][ C3] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 94.691626][ C3] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 94.691631][ C3] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 94.691635][ C3] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 94.691639][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 94.691647][ C3] __put_net (net/core/net_namespace.c:732) 
[ 94.691651][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 94.691654][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 94.691657][ C3] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 94.691660][ C3] ? clockevents_program_event (kernel/time/clockevents.c:326) 
[ 94.691666][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 94.691670][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 94.691674][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 94.691679][ C3] rcu_core (kernel/rcu/tree.c:2826) 
[ 94.691684][ C3] handle_softirqs (kernel/softirq.c:579) 
[ 94.691689][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 94.691693][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 94.691696][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[   94.691699][    C3]  </IRQ>
[   94.691700][    C3]  <TASK>
[ 94.691701][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 94.691704][ C3] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 94.691708][ C3] Code: bf d3 00 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 40 26 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	bf d3 00 c3 cc       	mov    $0xccc300d3,%edi
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	0f 1f 00             	nopl   (%rax)
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	f3 0f 1e fa          	endbr64
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d 83 40 26 00 	verw   0x264083(%rip)        # 0x2640ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 
  39:	66 90                	xchg   %ax,%ax
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 
   f:	66 90                	xchg   %ax,%ax
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[   94.691710][    C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246
[   94.691714][    C3] RAX: 0000000000000003 RBX: 1ffff9200002afc1 RCX: ffffffffa122ea39
[   94.691716][    C3] RDX: ffffed100caf667b RSI: ffffffffa16538c0 RDI: ffffffff9e791b5f
[   94.691718][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100caf667a
[   94.691719][    C3] R10: ffff8880657b33d3 R11: ffff888001b04b58 R12: 0000000000000000
[   94.691721][    C3] R13: ffff888001b1c640 R14: dffffc0000000000 R15: 0000000000000000
[ 94.691725][ C3] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 94.691729][ C3] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 94.691733][ C3] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 94.691736][ C3] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 94.691739][ C3] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 94.691742][ C3] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 94.691746][ C3] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59) 
[ 94.691751][ C3] do_idle (kernel/sched/idle.c:325) 
[ 94.691755][ C3] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 94.691759][ C3] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 94.691762][ C3] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 94.691767][ C3] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   97.524238][    C1] INFO: lockdep is turned off.
| [   97.524388][    C1] Preemption disabled at:
| [ 97.524390][ C1] handle_softirqs (kernel/softirq.c:553) 
| [   97.524715][    C1] Tainted: [W]=WARN
[   97.524716][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.524718][    C1] Call Trace:
[   97.524720][    C1]  <TASK>
[ 97.524722][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 97.524729][ C1] __might_resched (kernel/sched/core.c:8819) 
[ 97.524737][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 97.524741][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 97.524745][ C1] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 97.524749][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 97.524755][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 97.524760][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 97.524763][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 97.524768][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 97.524772][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 97.524776][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 97.524779][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 97.524784][ C1] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 97.524788][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 97.524793][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 97.524795][ C1] ? smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 97.524799][ C1] ? kthread (kernel/kthread.c:464) 
[ 97.524803][ C1] ? ret_from_fork (arch/x86/kernel/process.c:153) 
[ 97.524808][ C1] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
[ 97.524812][ C1] ? migrate_enable (./arch/x86/include/asm/preempt.h:104 ./include/linux/preempt.h:481 ./include/linux/preempt.h:481 kernel/sched/core.c:2417) 
[ 97.524816][ C1] ? __pfx_migrate_enable (kernel/sched/core.c:2392) 
[ 97.524820][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 97.524824][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 97.524829][ C1] __put_net (net/core/net_namespace.c:732) 
[ 97.524833][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 97.524837][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 97.524840][ C1] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 97.524845][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 97.524848][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 97.524852][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 97.524859][ C1] rcu_core (kernel/rcu/tree.c:2826) 
[ 97.524864][ C1] handle_softirqs (kernel/softirq.c:579) 
[ 97.524868][ C1] ? __pfx_run_ksoftirqd (kernel/softirq.c:961) 
[ 97.524872][ C1] run_ksoftirqd (kernel/softirq.c:436 kernel/softirq.c:969 kernel/softirq.c:960) 
[ 97.524876][ C1] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 97.524879][ C1] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 97.524882][ C1] kthread (kernel/kthread.c:464) 
[ 97.524885][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 97.524888][ C1] ? ret_from_fork (arch/x86/kernel/process.c:152) 
[ 97.524891][ C1] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 97.524895][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 97.524898][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 97.524902][ C1] ret_from_fork (arch/x86/kernel/process.c:153) 
[ 97.524905][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 97.524907][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
| [  100.837051][    C1] INFO: lockdep is turned off.
| [  100.837208][    C1] Preemption disabled at:
| [ 100.837210][ C1] handle_softirqs (kernel/softirq.c:553) 
| [  100.837539][    C1] Tainted: [W]=WARN
[  100.837541][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.837543][    C1] Call Trace:
[  100.837545][    C1]  <TASK>
[ 100.837547][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 100.837553][ C1] __might_resched (kernel/sched/core.c:8819) 
[ 100.837562][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 100.837566][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 100.837570][ C1] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 100.837575][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 100.837580][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 100.837585][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 100.837588][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 100.837594][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 100.837598][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 100.837601][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 100.837605][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 100.837610][ C1] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 100.837614][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 100.837618][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 100.837620][ C1] ? smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 100.837624][ C1] ? kthread (kernel/kthread.c:464) 
[ 100.837628][ C1] ? ret_from_fork (arch/x86/kernel/process.c:153) 
[ 100.837632][ C1] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
[ 100.837636][ C1] ? migrate_enable (./arch/x86/include/asm/preempt.h:104 ./include/linux/preempt.h:481 ./include/linux/preempt.h:481 kernel/sched/core.c:2417) 
[ 100.837641][ C1] ? __pfx_migrate_enable (kernel/sched/core.c:2392) 
[ 100.837648][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 100.837652][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 100.837657][ C1] __put_net (net/core/net_namespace.c:732) 
[ 100.837661][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 100.837664][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 100.837667][ C1] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 100.837672][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 100.837675][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 100.837679][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 100.837686][ C1] rcu_core (kernel/rcu/tree.c:2826) 
[ 100.837690][ C1] handle_softirqs (kernel/softirq.c:579) 
[ 100.837695][ C1] ? __pfx_run_ksoftirqd (kernel/softirq.c:961) 
[ 100.837699][ C1] run_ksoftirqd (kernel/softirq.c:436 kernel/softirq.c:969 kernel/softirq.c:960) 
[ 100.837702][ C1] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 100.837705][ C1] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 100.837708][ C1] kthread (kernel/kthread.c:464) 
[ 100.837711][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 100.837713][ C1] ? ret_from_fork (arch/x86/kernel/process.c:152) 
[ 100.837716][ C1] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 100.837721][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 100.837724][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 100.837728][ C1] ret_from_fork (arch/x86/kernel/process.c:153) 
[ 100.837731][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 100.837733][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
| [  121.317242][    C1] INFO: lockdep is turned off.
| [  121.317533][    C1] Preemption disabled at:
| [ 121.317537][ C1] 0x0 
| [  121.318098][    C1] Tainted: [W]=WARN
[  121.318100][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.318104][    C1] Workqueue: events virtio_fs_requests_done_work
[  121.318115][    C1] Call Trace:
[  121.318118][    C1]  <IRQ>
[ 121.318122][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 121.318132][ C1] __might_resched (kernel/sched/core.c:8819) 
[ 121.318143][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 121.318150][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 121.318155][ C1] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 121.318162][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 121.318170][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 121.318177][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 121.318183][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 121.318189][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 121.318196][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 121.318201][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 121.318207][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 121.318213][ C1] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 121.318218][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 121.318224][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 121.318228][ C1] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 121.318235][ C1] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 121.318240][ C1] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 121.318245][ C1] ? unwind_next_frame (./include/linux/rcupdate.h:873 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 121.318251][ C1] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 121.318256][ C1] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 121.318262][ C1] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 121.318269][ C1] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 121.318274][ C1] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3084) 
[ 121.318280][ C1] ? kfree (./include/linux/kmemleak.h:49 mm/slub.c:2305 mm/slub.c:4642 mm/slub.c:4841) 
[ 121.318284][ C1] ? detach_buf_split (drivers/virtio/virtio_ring.c:799) 
[ 121.318291][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 121.318295][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 121.318301][ C1] __put_net (net/core/net_namespace.c:732) 
[ 121.318307][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 121.318313][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 121.318317][ C1] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 121.318325][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 121.318332][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 121.318337][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 121.318346][ C1] rcu_core (kernel/rcu/tree.c:2826) 
[ 121.318354][ C1] handle_softirqs (kernel/softirq.c:579) 
[ 121.318364][ C1] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 121.318369][ C1] irq_exit_rcu (kernel/softirq.c:698) 
[ 121.318375][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[  121.318380][    C1]  </IRQ>
[  121.318381][    C1]  <TASK>
[ 121.318384][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 121.318388][ C1] RIP: 0010:unwind_next_frame (./include/linux/rcupdate.h:873 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 121.318394][ C1] Code: c7 45 00 00 00 00 00 45 31 e4 e8 38 78 c1 02 85 c0 0f 85 c5 03 00 00 48 c7 c7 20 86 98 a2 48 8d 35 00 00 00 00 e8 9d 0c 1d 00 <e8> 68 4c 27 00 e9 98 fb ff ff 48 b8 00 00 00 00 00 fc ff df 4d 8d
All code
========
   0:	c7 45 00 00 00 00 00 	movl   $0x0,0x0(%rbp)
   7:	45 31 e4             	xor    %r12d,%r12d
   a:	e8 38 78 c1 02       	call   0x2c17847
   f:	85 c0                	test   %eax,%eax
  11:	0f 85 c5 03 00 00    	jne    0x3dc
  17:	48 c7 c7 20 86 98 a2 	mov    $0xffffffffa2988620,%rdi
  1e:	48 8d 35 00 00 00 00 	lea    0x0(%rip),%rsi        # 0x25
  25:	e8 9d 0c 1d 00       	call   0x1d0cc7
  2a:*	e8 68 4c 27 00       	call   0x274c97		<-- trapping instruction
  2f:	e9 98 fb ff ff       	jmp    0xfffffffffffffbcc
  34:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  3b:	fc ff df 
  3e:	4d                   	rex.WRB
  3f:	8d                   	.byte 0x8d

Code starting with the faulting instruction
===========================================
   0:	e8 68 4c 27 00       	call   0x274c6d
   5:	e9 98 fb ff ff       	jmp    0xfffffffffffffba2
   a:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  11:	fc ff df 
  14:	4d                   	rex.WRB
  15:	8d                   	.byte 0x8d
[  121.318398][    C1] RSP: 0018:ffffc900004275c8 EFLAGS: 00000246
[  121.318403][    C1] RAX: 0000000000000001 RBX: 1ffff92000084ec2 RCX: ffffc90000428001
[  121.318406][    C1] RDX: 0000000000000000 RSI: ffffffffa16538c0 RDI: ffffffffa1f68dc8
[  121.318409][    C1] RBP: ffffc90000427b50 R08: 0000000000000000 R09: ffffc90000427709
[  121.318413][    C1] R10: ffffffff9e616397 R11: ffffc90000427708 R12: ffff888005f98001
[  121.318416][    C1] R13: ffffc900004276c8 R14: ffffc90000420000 R15: ffffc90000427b48
[ 121.318422][ C1] ? unwind_next_frame (./include/linux/rcupdate.h:331 ./include/linux/rcupdate.h:841 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 121.318432][ C1] ? unwind_next_frame (./include/linux/rcupdate.h:873 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 121.318438][ C1] ? detach_buf_split (drivers/virtio/virtio_ring.c:799) 
[ 121.318445][ C1] ? lock_release (kernel/locking/lockdep.c:118 kernel/locking/lockdep.c:5879) 
[ 121.318451][ C1] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 121.318460][ C1] ? detach_buf_split (drivers/virtio/virtio_ring.c:799) 
[ 121.318464][ C1] ? kernel_text_address (kernel/extable.c:99) 
[ 121.318471][ C1] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 121.318478][ C1] arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 121.318487][ C1] ? virtqueue_get_buf_ctx_split (drivers/virtio/virtio_ring.c:854) 
[ 121.318496][ C1] stack_trace_save (kernel/stacktrace.c:123) 
[ 121.318502][ C1] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 121.318509][ C1] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 121.318515][ C1] kasan_save_stack (mm/kasan/common.c:48) 
[ 121.318521][ C1] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 121.318527][ C1] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 121.318532][ C1] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3084) 
[ 121.318537][ C1] ? kfree (./include/linux/kmemleak.h:49 mm/slub.c:2305 mm/slub.c:4642 mm/slub.c:4841) 
[ 121.318541][ C1] ? detach_buf_split (drivers/virtio/virtio_ring.c:799) 
[ 121.318550][ C1] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[ 121.318555][ C1] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 121.318560][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 121.318567][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 121.318572][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 121.318578][ C1] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 121.318585][ C1] ? debug_object_active_state (lib/debugobjects.c:1056) 
[ 121.318594][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 121.318598][ C1] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2127 arch/x86/mm/physaddr.c:65) 
[ 121.318605][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 121.318611][ C1] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 21)) 
[ 121.318616][ C1] ? lock_release (kernel/locking/lockdep.c:118 kernel/locking/lockdep.c:5879) 
[ 121.318622][ C1] ? __virt_addr_valid (./arch/x86/include/asm/preempt.h:104 ./include/linux/rcupdate.h:955 ./include/linux/mmzone.h:2127 arch/x86/mm/physaddr.c:65) 
[ 121.318627][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 121.318634][ C1] kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 121.318639][ C1] ? __pfx_free_object_rcu (mm/kmemleak.c:524) 
[ 121.318644][ C1] __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3084) 
[ 121.318655][ C1] kfree (./include/linux/kmemleak.h:49 mm/slub.c:2305 mm/slub.c:4642 mm/slub.c:4841) 
[ 121.318660][ C1] ? detach_buf_split (drivers/virtio/virtio_ring.c:799) 
[ 121.318668][ C1] detach_buf_split (drivers/virtio/virtio_ring.c:799) 
[ 121.318679][ C1] virtqueue_get_buf_ctx_split (drivers/virtio/virtio_ring.c:854) 
[ 121.318688][ C1] virtio_fs_requests_done_work (fs/fuse/virtio_fs.c:829) 
[ 121.318695][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 121.318702][ C1] ? __pfx_virtio_fs_requests_done_work (fs/fuse/virtio_fs.c:814) 
[ 121.318709][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 121.318718][ C1] process_one_work (kernel/workqueue.c:3238) 
[ 121.318730][ C1] ? __pfx_process_one_work (kernel/workqueue.c:3140) 
[ 121.318739][ C1] ? assign_work (kernel/workqueue.c:1200) 
[ 121.318747][ C1] worker_thread (kernel/workqueue.c:3313 kernel/workqueue.c:3400) 
[ 121.318757][ C1] ? __pfx_worker_thread (kernel/workqueue.c:3346) 
[ 121.318762][ C1] kthread (kernel/kthread.c:464) 
[ 121.318769][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 121.318774][ C1] ? ret_from_fork (arch/x86/kernel/process.c:152) 
[ 121.318780][ C1] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 121.318787][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 121.318793][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 121.318800][ C1] ret_from_fork (arch/x86/kernel/process.c:153) 
[ 121.318805][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 121.318809][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
| [  124.771074][    C1] INFO: lockdep is turned off.
| [  124.771254][    C1] Preemption disabled at:
| [ 124.771256][ C1] 0x0 
| [  124.771566][    C1] Tainted: [W]=WARN
[  124.771567][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.771569][    C1] Call Trace:
[  124.771571][    C1]  <IRQ>
[ 124.771574][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 124.771581][ C1] __might_resched (kernel/sched/core.c:8819) 
[ 124.771589][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 124.771595][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 124.771598][ C1] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 124.771603][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 124.771608][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 124.771613][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 124.771616][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 124.771621][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 124.771625][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 124.771628][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 124.771632][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 124.771637][ C1] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 124.771641][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 124.771645][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 124.771647][ C1] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 124.771653][ C1] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 124.771657][ C1] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 124.771661][ C1] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 124.771663][ C1] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 124.771666][ C1] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 124.771669][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 124.771674][ C1] ? do_idle (kernel/sched/idle.c:325) 
[ 124.771676][ C1] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 124.771679][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 124.771684][ C1] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 124.771688][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 124.771692][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 124.771696][ C1] __put_net (net/core/net_namespace.c:732) 
[ 124.771700][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 124.771704][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 124.771706][ C1] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 124.771711][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 124.771715][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 124.771722][ C1] rcu_core (kernel/rcu/tree.c:2826) 
[ 124.771726][ C1] handle_softirqs (kernel/softirq.c:579) 
[ 124.771732][ C1] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 124.771735][ C1] irq_exit_rcu (kernel/softirq.c:698) 
[ 124.771738][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[  124.771741][    C1]  </IRQ>
[  124.771742][    C1]  <TASK>
[ 124.771744][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 124.771747][ C1] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 124.771750][ C1] Code: bf d3 00 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 40 26 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	bf d3 00 c3 cc       	mov    $0xccc300d3,%edi
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	0f 1f 00             	nopl   (%rax)
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	f3 0f 1e fa          	endbr64
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d 83 40 26 00 	verw   0x264083(%rip)        # 0x2640ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 
  39:	66 90                	xchg   %ax,%ax
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 
   f:	66 90                	xchg   %ax,%ax
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  124.771753][    C1] RSP: 0018:ffffc90000137de8 EFLAGS: 00000246
[  124.771757][    C1] RAX: 0000000000000001 RBX: 1ffff92000026fc1 RCX: ffffffffa122ea39
[  124.771759][    C1] RDX: ffffed100cad667b RSI: ffffffffa16538c0 RDI: ffffffff9e791b5f
[  124.771761][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100cad667a
[  124.771762][    C1] R10: ffff8880656b33d3 R11: ffff8880656a7f4c R12: 0000000000000000
[  124.771764][    C1] R13: ffff888001b18040 R14: dffffc0000000000 R15: 0000000000000000
[ 124.771768][ C1] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 124.771772][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 124.771776][ C1] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 124.771779][ C1] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 124.771782][ C1] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 124.771785][ C1] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 124.771789][ C1] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59) 
[ 124.771794][ C1] do_idle (kernel/sched/idle.c:325) 
[ 124.771798][ C1] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 124.771801][ C1] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 124.771804][ C1] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 124.771809][ C1] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [  127.655133][    C0] INFO: lockdep is turned off.
| [  127.655305][    C0] Preemption disabled at:
| [ 127.655307][ C0] handle_softirqs (kernel/softirq.c:553) 
| [  127.655675][    C0] Tainted: [W]=WARN
[  127.655676][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  127.655679][    C0] Call Trace:
[  127.655681][    C0]  <TASK>
[ 127.655683][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 127.655689][ C0] __might_resched (kernel/sched/core.c:8819) 
[ 127.655698][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 127.655703][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 127.655706][ C0] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 127.655711][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 127.655716][ C0] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 127.655721][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 127.655724][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 127.655730][ C0] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 127.655734][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 127.655737][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 127.655741][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 127.655746][ C0] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 127.655750][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 127.655754][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 127.655756][ C0] ? smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 127.655760][ C0] ? kthread (kernel/kthread.c:464) 
[ 127.655764][ C0] ? ret_from_fork (arch/x86/kernel/process.c:153) 
[ 127.655769][ C0] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
[ 127.655773][ C0] ? migrate_enable (./arch/x86/include/asm/preempt.h:104 ./include/linux/preempt.h:481 ./include/linux/preempt.h:481 kernel/sched/core.c:2417) 
[ 127.655777][ C0] ? __pfx_migrate_enable (kernel/sched/core.c:2392) 
[ 127.655781][ C0] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 127.655785][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 127.655789][ C0] __put_net (net/core/net_namespace.c:732) 
[ 127.655794][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 127.655797][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 127.655799][ C0] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 127.655804][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 127.655808][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 127.655811][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 127.655818][ C0] rcu_core (kernel/rcu/tree.c:2826) 
[ 127.655822][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 127.655827][ C0] ? __pfx_run_ksoftirqd (kernel/softirq.c:961) 
[ 127.655831][ C0] run_ksoftirqd (kernel/softirq.c:436 kernel/softirq.c:969 kernel/softirq.c:960) 
[ 127.655834][ C0] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 127.655837][ C0] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 127.655840][ C0] kthread (kernel/kthread.c:464) 
[ 127.655843][ C0] ? __pfx_kthread (kernel/kthread.c:413) 
[ 127.655846][ C0] ? ret_from_fork (arch/x86/kernel/process.c:152) 
[ 127.655849][ C0] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 127.655854][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 127.655857][ C0] ? __pfx_kthread (kernel/kthread.c:413) 
[ 127.655860][ C0] ret_from_fork (arch/x86/kernel/process.c:153) 
[ 127.655863][ C0] ? __pfx_kthread (kernel/kthread.c:413) 
[ 127.655866][ C0] ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
| [  130.923036][    C1] INFO: lockdep is turned off.
| [  130.923220][    C1] Preemption disabled at:
| [ 130.923221][ C1] 0x0 
| [  130.923547][    C1] Tainted: [W]=WARN
[  130.923549][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.923550][    C1] Call Trace:
[  130.923552][    C1]  <IRQ>
[ 130.923554][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 130.923562][ C1] __might_resched (kernel/sched/core.c:8819) 
[ 130.923571][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 130.923576][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 130.923579][ C1] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 130.923585][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 130.923590][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 130.923594][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 130.923597][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 130.923602][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 130.923606][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 130.923610][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 130.923613][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 130.923618][ C1] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 130.923622][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 130.923627][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 130.923629][ C1] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 130.923634][ C1] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 130.923638][ C1] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 130.923642][ C1] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 130.923648][ C1] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 130.923651][ C1] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 130.923654][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 130.923658][ C1] ? do_idle (kernel/sched/idle.c:325) 
[ 130.923661][ C1] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 130.923664][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 130.923668][ C1] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 130.923672][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 130.923676][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 130.923681][ C1] __put_net (net/core/net_namespace.c:732) 
[ 130.923685][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 130.923688][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 130.923691][ C1] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 130.923696][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 130.923699][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 130.923706][ C1] rcu_core (kernel/rcu/tree.c:2826) 
[ 130.923711][ C1] handle_softirqs (kernel/softirq.c:579) 
[ 130.923716][ C1] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 130.923720][ C1] irq_exit_rcu (kernel/softirq.c:698) 
[ 130.923723][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[  130.923726][    C1]  </IRQ>
[  130.923727][    C1]  <TASK>
[ 130.923728][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 130.923731][ C1] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 130.923735][ C1] Code: bf d3 00 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 40 26 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	bf d3 00 c3 cc       	mov    $0xccc300d3,%edi
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	0f 1f 00             	nopl   (%rax)
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	f3 0f 1e fa          	endbr64
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d 83 40 26 00 	verw   0x264083(%rip)        # 0x2640ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 
  39:	66 90                	xchg   %ax,%ax
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 
   f:	66 90                	xchg   %ax,%ax
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  130.923737][    C1] RSP: 0018:ffffc90000137de8 EFLAGS: 00000246
[  130.923747][    C1] RAX: 0000000000000001 RBX: 1ffff92000026fc1 RCX: ffffffffa122ea39
[  130.923749][    C1] RDX: ffffed100cad667b RSI: ffffffffa16538c0 RDI: ffffffff9e791b5f
[  130.923751][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100cad667a
[  130.923752][    C1] R10: ffff8880656b33d3 R11: ffff88800c78cb58 R12: 0000000000000000
[  130.923754][    C1] R13: ffff888001b18040 R14: dffffc0000000000 R15: 0000000000000000
[ 130.923758][ C1] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 130.923762][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 130.923766][ C1] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 130.923769][ C1] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 130.923772][ C1] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 130.923776][ C1] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 130.923780][ C1] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59) 
[ 130.923785][ C1] do_idle (kernel/sched/idle.c:325) 
[ 130.923788][ C1] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 130.923792][ C1] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 130.923795][ C1] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 130.923800][ C1] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [  151.922942][    C1] INFO: lockdep is turned off.
| [  151.923095][    C1] Preemption disabled at:
| [ 151.923097][ C1] handle_softirqs (kernel/softirq.c:553) 
| [  151.923429][    C1] Tainted: [W]=WARN
[  151.923430][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  151.923433][    C1] Call Trace:
[  151.923435][    C1]  <TASK>
[ 151.923437][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 151.923443][ C1] __might_resched (kernel/sched/core.c:8819) 
[ 151.923452][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 151.923457][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 151.923460][ C1] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 151.923465][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 151.923471][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 151.923475][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 151.923478][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 151.923484][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 151.923488][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 151.923491][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 151.923495][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 151.923500][ C1] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 151.923504][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 151.923508][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 151.923510][ C1] ? smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 151.923514][ C1] ? kthread (kernel/kthread.c:464) 
[ 151.923517][ C1] ? ret_from_fork (arch/x86/kernel/process.c:153) 
[ 151.923522][ C1] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
[ 151.923526][ C1] ? migrate_enable (./arch/x86/include/asm/preempt.h:104 ./include/linux/preempt.h:481 ./include/linux/preempt.h:481 kernel/sched/core.c:2417) 
[ 151.923531][ C1] ? __pfx_migrate_enable (kernel/sched/core.c:2392) 
[ 151.923535][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 151.923539][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 151.923543][ C1] __put_net (net/core/net_namespace.c:732) 
[ 151.923548][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 151.923551][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 151.923554][ C1] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 151.923559][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 151.923563][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 151.923566][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 151.923572][ C1] rcu_core (kernel/rcu/tree.c:2826) 
[ 151.923576][ C1] handle_softirqs (kernel/softirq.c:579) 
[ 151.923581][ C1] ? __pfx_run_ksoftirqd (kernel/softirq.c:961) 
[ 151.923585][ C1] run_ksoftirqd (kernel/softirq.c:436 kernel/softirq.c:969 kernel/softirq.c:960) 
[ 151.923588][ C1] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 151.923591][ C1] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 151.923594][ C1] kthread (kernel/kthread.c:464) 
[ 151.923597][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 151.923600][ C1] ? ret_from_fork (arch/x86/kernel/process.c:152) 
[ 151.923603][ C1] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 151.923608][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 151.923611][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 151.923622][ C1] ret_from_fork (arch/x86/kernel/process.c:153) 
[ 151.923626][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 151.923629][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
| [  155.171162][    C0] INFO: lockdep is turned off.
| [  155.171344][    C0] Preemption disabled at:
| [ 155.171346][ C0] schedule_preempt_disabled (kernel/sched/core.c:6919) 
| [  155.171768][    C0] Tainted: [W]=WARN
[  155.171770][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  155.171772][    C0] Call Trace:
[  155.171774][    C0]  <IRQ>
[ 155.171776][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 155.171781][ C0] __might_resched (kernel/sched/core.c:8819) 
[ 155.171789][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 155.171793][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 155.171797][ C0] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 155.171801][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 155.171806][ C0] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 155.171811][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 155.171814][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 155.171819][ C0] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 155.171823][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 155.171827][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 155.171830][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 155.171836][ C0] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 155.171839][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 155.171843][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 155.171845][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 155.171851][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 155.171854][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 155.171858][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 155.171861][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 155.171864][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 155.171867][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 155.171871][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 155.171874][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 155.171877][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 155.171880][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 155.171885][ C0] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 155.171889][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 155.171894][ C0] __put_net (net/core/net_namespace.c:732) 
[ 155.171898][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 155.171901][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 155.171904][ C0] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 155.171908][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 155.171912][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 155.171919][ C0] rcu_core (kernel/rcu/tree.c:2826) 
[ 155.171923][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 155.171929][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 155.171932][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 155.171935][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[  155.171938][    C0]  </IRQ>
[  155.171940][    C0]  <TASK>
[ 155.171941][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 155.171944][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 155.171948][ C0] Code: bf d3 00 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 40 26 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	bf d3 00 c3 cc       	mov    $0xccc300d3,%edi
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	0f 1f 00             	nopl   (%rax)
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	f3 0f 1e fa          	endbr64
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d 83 40 26 00 	verw   0x264083(%rip)        # 0x2640ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 
  39:	66 90                	xchg   %ax,%ax
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 
   f:	66 90                	xchg   %ax,%ax
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  155.171950][    C0] RSP: 0018:ffffffffa2607df8 EFLAGS: 00000246
[  155.171954][    C0] RAX: 0000000000000000 RBX: 1ffffffff44c0fc3 RCX: ffffffffa122ea39
[  155.171956][    C0] RDX: ffffed100cac667b RSI: ffffffffa16538c0 RDI: ffffffff9e791b5f
[  155.171958][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100cac667a
[  155.171960][    C0] R10: ffff8880656333d3 R11: ffff888065627f4c R12: 0000000000000000
[  155.171962][    C0] R13: ffffffffa2633240 R14: dffffc0000000000 R15: 0000000000014770
[ 155.171966][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 155.171969][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 155.171973][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 155.171976][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 155.171979][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 155.171983][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 155.171987][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59) 
[ 155.171993][ C0] do_idle (kernel/sched/idle.c:325) 
[ 155.171997][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 155.172000][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 155.172004][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 155.172008][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:501) 
[ 155.172012][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:443 (discriminator 17)) 
[ 155.172015][ C0] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [  158.049949][    C1] INFO: lockdep is turned off.
| [  158.050118][    C1] Preemption disabled at:
| [ 158.050120][ C1] 0x0 
| [  158.050419][    C1] Tainted: [W]=WARN
[  158.050420][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  158.050422][    C1] Call Trace:
[  158.050423][    C1]  <IRQ>
[ 158.050425][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 158.050433][ C1] __might_resched (kernel/sched/core.c:8819) 
[ 158.050441][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 158.050446][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 158.050449][ C1] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 158.050454][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 158.050460][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 158.050464][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 158.050467][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 158.050472][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 158.050477][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 158.050480][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 158.050483][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 158.050488][ C1] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 158.050491][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 158.050495][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 158.050498][ C1] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 158.050502][ C1] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 158.050506][ C1] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 158.050510][ C1] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 158.050512][ C1] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 158.050515][ C1] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 158.050519][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 158.050523][ C1] ? do_idle (kernel/sched/idle.c:325) 
[ 158.050526][ C1] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 158.050528][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 158.050533][ C1] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 158.050537][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 158.050540][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 158.050545][ C1] __put_net (net/core/net_namespace.c:732) 
[ 158.050550][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 158.050553][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 158.050556][ C1] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 158.050560][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 158.050565][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 158.050569][ C1] rcu_core (kernel/rcu/tree.c:2826) 
[ 158.050574][ C1] handle_softirqs (kernel/softirq.c:579) 
[ 158.050579][ C1] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 158.050583][ C1] irq_exit_rcu (kernel/softirq.c:698) 
[ 158.050586][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[  158.050589][    C1]  </IRQ>
[  158.050590][    C1]  <TASK>
[ 158.050592][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 158.050595][ C1] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 158.050598][ C1] Code: bf d3 00 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 40 26 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	bf d3 00 c3 cc       	mov    $0xccc300d3,%edi
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	0f 1f 00             	nopl   (%rax)
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	f3 0f 1e fa          	endbr64
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d 83 40 26 00 	verw   0x264083(%rip)        # 0x2640ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 
  39:	66 90                	xchg   %ax,%ax
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 
   f:	66 90                	xchg   %ax,%ax
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  158.050601][    C1] RSP: 0018:ffffc90000137de8 EFLAGS: 00000246
[  158.050605][    C1] RAX: 0000000000000001 RBX: 1ffff92000026fc1 RCX: ffffffffa122ea39
[  158.050607][    C1] RDX: ffffed100cad667b RSI: ffffffffa16538c0 RDI: ffffffff9e791b5f
[  158.050609][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100cad667a
[  158.050610][    C1] R10: ffff8880656b33d3 R11: ffff88800c78cb58 R12: 0000000000000000
[  158.050612][    C1] R13: ffff888001b18040 R14: dffffc0000000000 R15: 0000000000000000
[ 158.050616][ C1] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 158.050619][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 158.050624][ C1] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 158.050627][ C1] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 158.050630][ C1] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 158.050633][ C1] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 158.050637][ C1] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59) 
[ 158.050642][ C1] do_idle (kernel/sched/idle.c:325) 
[ 158.050648][ C1] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 158.050652][ C1] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 158.050655][ C1] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 158.050660][ C1] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [  161.380307][    C1] INFO: lockdep is turned off.
| [  161.380470][    C1] Preemption disabled at:
| [ 161.380471][ C1] 0x0 
| [  161.380777][    C1] Tainted: [W]=WARN
[  161.380778][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  161.380780][    C1] Call Trace:
[  161.380782][    C1]  <IRQ>
[ 161.380784][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 161.380791][ C1] __might_resched (kernel/sched/core.c:8819) 
[ 161.380800][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 161.380805][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 161.380808][ C1] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 161.380814][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 161.380819][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 161.380823][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 161.380826][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 161.380831][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 161.380835][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 161.380838][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 161.380842][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 161.380847][ C1] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 161.380851][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 161.380855][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 161.380857][ C1] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 161.380863][ C1] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 161.380866][ C1] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 161.380870][ C1] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 161.380872][ C1] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 161.380876][ C1] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 161.380879][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 161.380883][ C1] ? do_idle (kernel/sched/idle.c:325) 
[ 161.380885][ C1] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 161.380888][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 161.380892][ C1] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 161.380896][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 161.380900][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 161.380904][ C1] __put_net (net/core/net_namespace.c:732) 
[ 161.380909][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 161.380912][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 161.380915][ C1] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 161.380920][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 161.380923][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 161.380929][ C1] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 161.380934][ C1] rcu_core (kernel/rcu/tree.c:2826) 
[ 161.380939][ C1] handle_softirqs (kernel/softirq.c:579) 
[ 161.380944][ C1] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 161.380948][ C1] irq_exit_rcu (kernel/softirq.c:698) 
[ 161.380951][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[  161.380954][    C1]  </IRQ>
[  161.380955][    C1]  <TASK>
[ 161.380956][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 161.380959][ C1] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 161.380963][ C1] Code: bf d3 00 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 40 26 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	bf d3 00 c3 cc       	mov    $0xccc300d3,%edi
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	0f 1f 00             	nopl   (%rax)
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	f3 0f 1e fa          	endbr64
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d 83 40 26 00 	verw   0x264083(%rip)        # 0x2640ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 
  39:	66 90                	xchg   %ax,%ax
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 
   f:	66 90                	xchg   %ax,%ax
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  161.380965][    C1] RSP: 0018:ffffc90000137de8 EFLAGS: 00000246
[  161.380969][    C1] RAX: 0000000000000001 RBX: 1ffff92000026fc1 RCX: ffffffffa122ea39
[  161.380971][    C1] RDX: ffffed100cad667b RSI: ffffffffa16538c0 RDI: ffffffff9e791b5f
[  161.380973][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100cad667a
[  161.380975][    C1] R10: ffff8880656b33d3 R11: ffff88800c78cb58 R12: 0000000000000000
[  161.380977][    C1] R13: ffff888001b18040 R14: dffffc0000000000 R15: 0000000000000000
[ 161.380980][ C1] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 161.380984][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 161.380988][ C1] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 161.380991][ C1] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 161.380994][ C1] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 161.380998][ C1] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 161.381002][ C1] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59) 
[ 161.381007][ C1] do_idle (kernel/sched/idle.c:325) 
[ 161.381011][ C1] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 161.381014][ C1] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 161.381018][ C1] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 161.381022][ C1] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [  181.988910][    C1] INFO: lockdep is turned off.
| [  181.989062][    C1] Preemption disabled at:
| [ 181.989064][ C1] handle_softirqs (kernel/softirq.c:553) 
| [  181.989387][    C1] Tainted: [W]=WARN
[  181.989389][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  181.989391][    C1] Call Trace:
[  181.989393][    C1]  <TASK>
[ 181.989395][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 181.989402][ C1] __might_resched (kernel/sched/core.c:8819) 
[ 181.989410][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 181.989416][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 181.989419][ C1] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 181.989424][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 181.989429][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 181.989433][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 181.989437][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 181.989442][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 181.989446][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 181.989449][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 181.989453][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 181.989458][ C1] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 181.989462][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 181.989466][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 181.989469][ C1] ? smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 181.989472][ C1] ? kthread (kernel/kthread.c:464) 
[ 181.989476][ C1] ? ret_from_fork (arch/x86/kernel/process.c:153) 
[ 181.989480][ C1] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
[ 181.989485][ C1] ? migrate_enable (./arch/x86/include/asm/preempt.h:104 ./include/linux/preempt.h:481 ./include/linux/preempt.h:481 kernel/sched/core.c:2417) 
[ 181.989489][ C1] ? __pfx_migrate_enable (kernel/sched/core.c:2392) 
[ 181.989493][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 181.989497][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 181.989501][ C1] __put_net (net/core/net_namespace.c:732) 
[ 181.989505][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 181.989508][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 181.989511][ C1] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 181.989516][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 181.989520][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 181.989523][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 181.989530][ C1] rcu_core (kernel/rcu/tree.c:2826) 
[ 181.989534][ C1] handle_softirqs (kernel/softirq.c:579) 
[ 181.989539][ C1] ? __pfx_run_ksoftirqd (kernel/softirq.c:961) 
[ 181.989543][ C1] run_ksoftirqd (kernel/softirq.c:436 kernel/softirq.c:969 kernel/softirq.c:960) 
[ 181.989546][ C1] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 181.989549][ C1] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 181.989552][ C1] kthread (kernel/kthread.c:464) 
[ 181.989555][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 181.989558][ C1] ? ret_from_fork (arch/x86/kernel/process.c:152) 
[ 181.989561][ C1] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 181.989565][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 181.989569][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 181.989572][ C1] ret_from_fork (arch/x86/kernel/process.c:153) 
[ 181.989575][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 181.989578][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
| [  185.264018][    C0] INFO: lockdep is turned off.
| [  185.264203][    C0] Preemption disabled at:
| [ 185.264205][ C0] schedule_preempt_disabled (kernel/sched/core.c:6919) 
| [  185.264637][    C0] Tainted: [W]=WARN
[  185.264639][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  185.264641][    C0] Call Trace:
[  185.264643][    C0]  <IRQ>
[ 185.264647][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 185.264652][ C0] __might_resched (kernel/sched/core.c:8819) 
[ 185.264661][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 185.264665][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 185.264668][ C0] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 185.264672][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 185.264678][ C0] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 185.264683][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 185.264686][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 185.264692][ C0] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 185.264696][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 185.264699][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 185.264703][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 185.264708][ C0] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 185.264712][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 185.264716][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 185.264718][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 185.264723][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 185.264727][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 185.264731][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 185.264734][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 185.264737][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 185.264740][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 185.264744][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 185.264747][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 185.264750][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 185.264753][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 185.264759][ C0] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 185.264762][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 185.264767][ C0] __put_net (net/core/net_namespace.c:732) 
[ 185.264771][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 185.264774][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 185.264777][ C0] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 185.264782][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 185.264785][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 185.264790][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 185.264796][ C0] rcu_core (kernel/rcu/tree.c:2826) 
[ 185.264801][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 185.264806][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 185.264810][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 185.264813][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[  185.264816][    C0]  </IRQ>
[  185.264817][    C0]  <TASK>
[ 185.264819][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 185.264821][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 185.264825][ C0] Code: bf d3 00 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 40 26 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	bf d3 00 c3 cc       	mov    $0xccc300d3,%edi
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	0f 1f 00             	nopl   (%rax)
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	f3 0f 1e fa          	endbr64
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d 83 40 26 00 	verw   0x264083(%rip)        # 0x2640ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 
  39:	66 90                	xchg   %ax,%ax
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 
   f:	66 90                	xchg   %ax,%ax
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  185.264827][    C0] RSP: 0018:ffffffffa2607df8 EFLAGS: 00000246
[  185.264831][    C0] RAX: 0000000000000000 RBX: 1ffffffff44c0fc3 RCX: ffffffffa122ea39
[  185.264833][    C0] RDX: ffffed100cac667b RSI: ffffffffa16538c0 RDI: ffffffff9e791b5f
[  185.264835][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100cac667a
[  185.264837][    C0] R10: ffff8880656333d3 R11: ffff888005f38558 R12: 0000000000000000
[  185.264838][    C0] R13: ffffffffa2633240 R14: dffffc0000000000 R15: 0000000000014770
[ 185.264842][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 185.264846][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 185.264850][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 185.264853][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 185.264856][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 185.264860][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 185.264864][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59) 
[ 185.264870][ C0] do_idle (kernel/sched/idle.c:325) 
[ 185.264874][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 185.264877][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 185.264881][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 185.264885][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:501) 
[ 185.264889][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:443 (discriminator 17)) 
[ 185.264893][ C0] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [  188.197099][    C2] INFO: lockdep is turned off.
| [  188.197278][    C2] Preemption disabled at:
| [ 188.197279][ C2] 0x0 
| [  188.197609][    C2] Tainted: [W]=WARN
[  188.197611][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  188.197613][    C2] Call Trace:
[  188.197614][    C2]  <IRQ>
[ 188.197617][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 188.197623][ C2] __might_resched (kernel/sched/core.c:8819) 
[ 188.197632][ C2] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 188.197637][ C2] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 188.197641][ C2] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 188.197649][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 188.197655][ C2] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 188.197659][ C2] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 188.197662][ C2] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 188.197667][ C2] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 188.197671][ C2] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 188.197674][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 188.197678][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 188.197682][ C2] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 188.197686][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 188.197690][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 188.197693][ C2] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 188.197698][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 188.197701][ C2] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 188.197705][ C2] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 188.197708][ C2] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 188.197711][ C2] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 188.197714][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 188.197718][ C2] ? do_idle (kernel/sched/idle.c:325) 
[ 188.197721][ C2] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 188.197724][ C2] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 188.197728][ C2] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 188.197732][ C2] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 188.197735][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 188.197740][ C2] __put_net (net/core/net_namespace.c:732) 
[ 188.197745][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 188.197748][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 188.197751][ C2] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 188.197756][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 188.197760][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 188.197765][ C2] rcu_core (kernel/rcu/tree.c:2826) 
[ 188.197769][ C2] handle_softirqs (kernel/softirq.c:579) 
[ 188.197774][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 188.197778][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 188.197781][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[  188.197784][    C2]  </IRQ>
[  188.197785][    C2]  <TASK>
[ 188.197786][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 188.197789][ C2] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 188.197793][ C2] Code: bf d3 00 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 40 26 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	bf d3 00 c3 cc       	mov    $0xccc300d3,%edi
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	0f 1f 00             	nopl   (%rax)
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	f3 0f 1e fa          	endbr64
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d 83 40 26 00 	verw   0x264083(%rip)        # 0x2640ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 
  39:	66 90                	xchg   %ax,%ax
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 
   f:	66 90                	xchg   %ax,%ax
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  188.197796][    C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246
[  188.197799][    C2] RAX: 0000000000000002 RBX: 1ffff92000028fc1 RCX: ffffffffa122ea39
[  188.197801][    C2] RDX: ffffed100cae667b RSI: ffffffffa16538c0 RDI: ffffffff9e791b5f
[  188.197803][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100cae667a
[  188.197805][    C2] R10: ffff8880657333d3 R11: ffff888005e0cb58 R12: 0000000000000000
[  188.197806][    C2] R13: ffff888001b1a340 R14: dffffc0000000000 R15: 0000000000000000
[ 188.197810][ C2] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 188.197814][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 188.197818][ C2] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 188.197821][ C2] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 188.197824][ C2] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 188.197828][ C2] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 188.197832][ C2] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59) 
[ 188.197836][ C2] do_idle (kernel/sched/idle.c:325) 
[ 188.197840][ C2] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 188.197843][ C2] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 188.197847][ C2] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 188.197851][ C2] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [  191.459036][    C1] INFO: lockdep is turned off.
| [  191.459201][    C1] Preemption disabled at:
| [ 191.459203][ C1] 0x0 
| [  191.459510][    C1] Tainted: [W]=WARN
[  191.459512][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  191.459514][    C1] Call Trace:
[  191.459516][    C1]  <IRQ>
[ 191.459519][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 191.459527][ C1] __might_resched (kernel/sched/core.c:8819) 
[ 191.459536][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 191.459541][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 191.459544][ C1] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 191.459548][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 191.459555][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 191.459559][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 191.459562][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 191.459567][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 191.459572][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 191.459575][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 191.459579][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 191.459584][ C1] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 191.459588][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 191.459592][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 191.459594][ C1] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 191.459599][ C1] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 191.459603][ C1] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 191.459606][ C1] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 191.459609][ C1] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 191.459612][ C1] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 191.459615][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 191.459619][ C1] ? do_idle (kernel/sched/idle.c:325) 
[ 191.459622][ C1] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 191.459625][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 191.459629][ C1] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 191.459633][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 191.459637][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 191.459642][ C1] __put_net (net/core/net_namespace.c:732) 
[ 191.459646][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 191.459649][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 191.459652][ C1] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 191.459656][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 191.459661][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 191.459668][ C1] rcu_core (kernel/rcu/tree.c:2826) 
[ 191.459673][ C1] handle_softirqs (kernel/softirq.c:579) 
[ 191.459678][ C1] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 191.459682][ C1] irq_exit_rcu (kernel/softirq.c:698) 
[ 191.459685][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[  191.459688][    C1]  </IRQ>
[  191.459689][    C1]  <TASK>
[ 191.459690][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 191.459693][ C1] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 191.459697][ C1] Code: bf d3 00 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 40 26 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	bf d3 00 c3 cc       	mov    $0xccc300d3,%edi
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	0f 1f 00             	nopl   (%rax)
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	f3 0f 1e fa          	endbr64
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d 83 40 26 00 	verw   0x264083(%rip)        # 0x2640ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 
  39:	66 90                	xchg   %ax,%ax
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 
   f:	66 90                	xchg   %ax,%ax
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  191.459699][    C1] RSP: 0018:ffffc90000137de8 EFLAGS: 00000246
[  191.459703][    C1] RAX: 0000000000000001 RBX: 1ffff92000026fc1 RCX: ffffffffa122ea39
[  191.459705][    C1] RDX: ffffed100cad667b RSI: ffffffffa16538c0 RDI: ffffffff9e791b5f
[  191.459707][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100cad667a
[  191.459709][    C1] R10: ffff8880656b33d3 R11: ffff8880656a7f4c R12: 0000000000000000
[  191.459711][    C1] R13: ffff888001b18040 R14: dffffc0000000000 R15: 0000000000000000
[ 191.459714][ C1] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 191.459718][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 191.459722][ C1] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 191.459725][ C1] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 191.459728][ C1] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 191.459732][ C1] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 191.459736][ C1] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59) 
[ 191.459740][ C1] do_idle (kernel/sched/idle.c:325) 
[ 191.459744][ C1] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 191.459747][ C1] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 191.459751][ C1] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 191.459755][ C1] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [  211.747155][    C0] INFO: lockdep is turned off.
| [  211.747348][    C0] Preemption disabled at:
| [ 211.747350][ C0] handle_softirqs (kernel/softirq.c:553) 
| [  211.747742][    C0] Tainted: [W]=WARN
[  211.747743][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  211.747745][    C0] Call Trace:
[  211.747746][    C0]  <IRQ>
[ 211.747748][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 211.747755][ C0] __might_resched (kernel/sched/core.c:8819) 
[ 211.747763][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 211.747768][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 211.747772][ C0] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 211.747776][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 211.747782][ C0] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 211.747787][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 211.747790][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 211.747795][ C0] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 211.747799][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 211.747803][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 211.747807][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 211.747812][ C0] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 211.747816][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 211.747820][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 211.747822][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 211.747825][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 211.747829][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 211.747833][ C0] ? unwind_next_frame (arch/x86/kernel/unwind_orc.c:680) 
[ 211.747837][ C0] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 211.747841][ C0] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 211.747845][ C0] ? set_track_prepare (mm/slub.c:936) 
[ 211.747848][ C0] ? __alloc_object (mm/kmemleak.c:697) 
[ 211.747850][ C0] ? __create_object (mm/kmemleak.c:770) 
[ 211.747852][ C0] ? kmem_cache_alloc_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4203) 
[ 211.747857][ C0] ? vm_area_dup (kernel/fork.c:488) 
[ 211.747862][ C0] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 211.747866][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 211.747870][ C0] __put_net (net/core/net_namespace.c:732) 
[ 211.747874][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 211.747877][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 211.747880][ C0] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 211.747884][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 211.747888][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 211.747891][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 211.747898][ C0] rcu_core (kernel/rcu/tree.c:2826) 
[ 211.747903][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 211.747908][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 211.747912][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 211.747915][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[  211.747918][    C0]  </IRQ>
[  211.747919][    C0]  <TASK>
[ 211.747921][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 211.747923][ C0] RIP: 0010:unwind_next_frame (arch/x86/kernel/unwind_orc.c:680) 
[ 211.747927][ C0] Code: 00 00 c7 43 08 00 00 00 00 48 8b 84 24 c0 00 00 00 65 48 2b 05 f8 5c e4 05 0f 85 01 17 00 00 48 81 c4 c8 00 00 00 44 89 e0 5b <5d> 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 48 b8 00 00 00 00 00 fc
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	c7 43 08 00 00 00 00 	movl   $0x0,0x8(%rbx)
   9:	48 8b 84 24 c0 00 00 	mov    0xc0(%rsp),%rax
  10:	00 
  11:	65 48 2b 05 f8 5c e4 	sub    %gs:0x5e45cf8(%rip),%rax        # 0x5e45d11
  18:	05 
  19:	0f 85 01 17 00 00    	jne    0x1720
  1f:	48 81 c4 c8 00 00 00 	add    $0xc8,%rsp
  26:	44 89 e0             	mov    %r12d,%eax
  29:	5b                   	pop    %rbx
  2a:*	5d                   	pop    %rbp		<-- trapping instruction
  2b:	41 5c                	pop    %r12
  2d:	41 5d                	pop    %r13
  2f:	41 5e                	pop    %r14
  31:	41 5f                	pop    %r15
  33:	c3                   	ret
  34:	cc                   	int3
  35:	cc                   	int3
  36:	cc                   	int3
  37:	cc                   	int3
  38:	48                   	rex.W
  39:	b8 00 00 00 00       	mov    $0x0,%eax
  3e:	00 fc                	add    %bh,%ah

Code starting with the faulting instruction
===========================================
   0:	5d                   	pop    %rbp
   1:	41 5c                	pop    %r12
   3:	41 5d                	pop    %r13
   5:	41 5e                	pop    %r14
   7:	41 5f                	pop    %r15
   9:	c3                   	ret
   a:	cc                   	int3
   b:	cc                   	int3
   c:	cc                   	int3
   d:	cc                   	int3
   e:	48                   	rex.W
   f:	b8 00 00 00 00       	mov    $0x0,%eax
  14:	00 fc                	add    %bh,%ah
[  211.747930][    C0] RSP: 0018:ffffc900026d7710 EFLAGS: 00000282
[  211.747934][    C0] RAX: 0000000000000001 RBX: ffffffff9e8ca0e0 RCX: 1ffff920004daed9
[  211.747936][    C0] RDX: 0000000000000000 RSI: ffffffffa16538c0 RDI: ffff8880108b2744
[  211.747937][    C0] RBP: 00007ffc54e4e218 R08: 0000000000000000 R09: ffffc900026d7781
[  211.747939][    C0] R10: ffffffff9e616397 R11: ffffc900026d7780 R12: 0000000000000001
[  211.747941][    C0] R13: ffffc900026d7740 R14: ffffc900026d0000 R15: ffffc900026d7f58
[ 211.747944][ C0] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 211.747947][ C0] ? unwind_next_frame (./include/linux/rcupdate.h:331 ./include/linux/rcupdate.h:841 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 211.747953][ C0] arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 211.747959][ C0] stack_trace_save (kernel/stacktrace.c:123) 
[ 211.747962][ C0] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 211.747967][ C0] set_track_prepare (mm/slub.c:936) 
[ 211.747969][ C0] ? kmem_cache_alloc_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4203) 
[ 211.747973][ C0] ? vm_area_dup (kernel/fork.c:488) 
[ 211.747976][ C0] ? dup_mmap (kernel/fork.c:672) 
[ 211.747979][ C0] ? copy_mm (kernel/fork.c:1735 kernel/fork.c:1786) 
[ 211.747981][ C0] ? copy_process (kernel/fork.c:2429) 
[ 211.747985][ C0] ? kernel_clone (./include/linux/random.h:26 kernel/fork.c:2845) 
[ 211.747988][ C0] ? __do_sys_clone (kernel/fork.c:2976) 
[ 211.747991][ C0] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 211.747995][ C0] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 211.747999][ C0] __alloc_object (mm/kmemleak.c:697) 
[ 211.748002][ C0] __create_object (mm/kmemleak.c:770) 
[ 211.748005][ C0] kmem_cache_alloc_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4203) 
[ 211.748009][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 211.748013][ C0] vm_area_dup (kernel/fork.c:488) 
[ 211.748017][ C0] dup_mmap (kernel/fork.c:672) 
[ 211.748022][ C0] ? __pfx_dup_mmap (kernel/fork.c:613) 
[ 211.748026][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 211.748029][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 211.748034][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 211.748037][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5829) 
[ 211.748041][ C0] ? copy_mm (kernel/fork.c:1734 kernel/fork.c:1786) 
[ 211.748046][ C0] copy_mm (kernel/fork.c:1735 kernel/fork.c:1786) 
[ 211.748050][ C0] copy_process (kernel/fork.c:2429) 
[ 211.748053][ C0] ? rcu_read_unlock (./include/linux/rcupdate.h:341 (discriminator 9) ./include/linux/rcupdate.h:871 (discriminator 9)) 
[ 211.748060][ C0] ? __pfx_copy_process (kernel/fork.c:2178) 
[ 211.748064][ C0] ? handle_pte_fault (mm/memory.c:6013) 
[ 211.748068][ C0] ? __pfx_handle_pte_fault (mm/memory.c:5954) 
[ 211.748071][ C0] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 21)) 
[ 211.748075][ C0] kernel_clone (./include/linux/random.h:26 kernel/fork.c:2845) 
[ 211.748079][ C0] ? __pfx_kernel_clone (kernel/fork.c:2804) 
[ 211.748083][ C0] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[ 211.748086][ C0] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 211.748089][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 211.748092][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 211.748096][ C0] __do_sys_clone (kernel/fork.c:2976) 
[ 211.748100][ C0] ? __pfx___do_sys_clone (kernel/fork.c:2976) 
[ 211.748103][ C0] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 21)) 
[ 211.748109][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 211.748113][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 211.748116][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 211.748119][ C0] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 211.748123][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  211.748125][    C0] RIP: 0033:0x7f6bfa8bfa47
[ 211.748128][ C0] Code: 00 00 00 f3 0f 1e fa 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 39 41 89 c0 85 c0 75 2a 64 48 8b 04 25 10 00
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	00 f3                	add    %dh,%bl
   4:	0f 1e fa             	nop    %edx
   7:	64 48 8b 04 25 10 00 	mov    %fs:0x10,%rax
   e:	00 00 
  10:	45 31 c0             	xor    %r8d,%r8d
  13:	31 d2                	xor    %edx,%edx
  15:	31 f6                	xor    %esi,%esi
  17:	bf 11 00 20 01       	mov    $0x1200011,%edi
  1c:	4c 8d 90 d0 02 00 00 	lea    0x2d0(%rax),%r10
  23:	b8 38 00 00 00       	mov    $0x38,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 39                	ja     0x6b
  32:	41 89 c0             	mov    %eax,%r8d
  35:	85 c0                	test   %eax,%eax
  37:	75 2a                	jne    0x63
  39:	64                   	fs
  3a:	48                   	rex.W
  3b:	8b                   	.byte 0x8b
  3c:	04 25                	add    $0x25,%al
  3e:	10 00                	adc    %al,(%rax)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 39                	ja     0x41
   8:	41 89 c0             	mov    %eax,%r8d
   b:	85 c0                	test   %eax,%eax
   d:	75 2a                	jne    0x39
   f:	64                   	fs
  10:	48                   	rex.W
  11:	8b                   	.byte 0x8b
  12:	04 25                	add    $0x25,%al
  14:	10 00                	adc    %al,(%rax)
[  211.748131][    C0] RSP: 002b:00007ffc54e4e218 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[  211.748134][    C0] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f6bfa8bfa47
[  211.748135][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
[  211.748137][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0031206e2d206461
[  211.748138][    C0] R10: 00007f6bfa7a4a10 R11: 0000000000000246 R12: 0000000000000000
[  211.748140][    C0] R13: 00007ffc54e4e350 R14: 000055fee6527f27 R15: 000055fefc019040
| [  214.947031][    C1] INFO: lockdep is turned off.
| [  214.947198][    C1] Preemption disabled at:
| [ 214.947199][ C1] 0x0 
| [  214.947503][    C1] Tainted: [W]=WARN
[  214.947505][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  214.947506][    C1] Call Trace:
[  214.947508][    C1]  <IRQ>
[ 214.947511][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 214.947519][ C1] __might_resched (kernel/sched/core.c:8819) 
[ 214.947527][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 214.947533][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 214.947536][ C1] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 214.947540][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 214.947546][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 214.947551][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 214.947554][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 214.947559][ C1] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 214.947563][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 214.947566][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 214.947570][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 214.947575][ C1] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 214.947578][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 214.947583][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 214.947585][ C1] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 214.947590][ C1] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 214.947593][ C1] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 214.947597][ C1] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 214.947600][ C1] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 214.947603][ C1] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 214.947606][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 214.947610][ C1] ? do_idle (kernel/sched/idle.c:325) 
[ 214.947612][ C1] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 214.947615][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 214.947620][ C1] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 214.947623][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 214.947627][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 214.947631][ C1] __put_net (net/core/net_namespace.c:732) 
[ 214.947636][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 214.947639][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 214.947642][ C1] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 214.947647][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 214.947651][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 214.947658][ C1] rcu_core (kernel/rcu/tree.c:2826) 
[ 214.947662][ C1] handle_softirqs (kernel/softirq.c:579) 
[ 214.947668][ C1] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 214.947671][ C1] irq_exit_rcu (kernel/softirq.c:698) 
[ 214.947675][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[  214.947678][    C1]  </IRQ>
[  214.947679][    C1]  <TASK>
[ 214.947680][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 214.947683][ C1] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 214.947686][ C1] Code: bf d3 00 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 40 26 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	bf d3 00 c3 cc       	mov    $0xccc300d3,%edi
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	0f 1f 00             	nopl   (%rax)
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	f3 0f 1e fa          	endbr64
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d 83 40 26 00 	verw   0x264083(%rip)        # 0x2640ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 
  39:	66 90                	xchg   %ax,%ax
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 
   f:	66 90                	xchg   %ax,%ax
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  214.947689][    C1] RSP: 0018:ffffc90000137de8 EFLAGS: 00000246
[  214.947693][    C1] RAX: 0000000000000001 RBX: 1ffff92000026fc1 RCX: ffffffffa122ea39
[  214.947695][    C1] RDX: ffffed100cad667b RSI: ffffffffa16538c0 RDI: ffffffff9e791b5f
[  214.947697][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100cad667a
[  214.947698][    C1] R10: ffff8880656b33d3 R11: ffff8880656a7f4c R12: 0000000000000000
[  214.947700][    C1] R13: ffff888001b18040 R14: dffffc0000000000 R15: 0000000000000000
[ 214.947704][ C1] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 214.947707][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 214.947711][ C1] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 214.947715][ C1] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 214.947718][ C1] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 214.947721][ C1] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 214.947725][ C1] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59) 
[ 214.947730][ C1] do_idle (kernel/sched/idle.c:325) 
[ 214.947734][ C1] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 214.947737][ C1] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 214.947741][ C1] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 214.947745][ C1] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [  217.776200][    C3] INFO: lockdep is turned off.
| [  217.776390][    C3] Preemption disabled at:
| [ 217.776392][ C3] handle_softirqs (kernel/softirq.c:553) 
| [  217.776801][    C3] Tainted: [W]=WARN
[  217.776802][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  217.776805][    C3] Call Trace:
[  217.776807][    C3]  <IRQ>
[ 217.776808][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 217.776815][ C3] __might_resched (kernel/sched/core.c:8819) 
[ 217.776823][ C3] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 217.776828][ C3] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 217.776831][ C3] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 217.776836][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 217.776842][ C3] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 217.776846][ C3] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 217.776849][ C3] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 217.776854][ C3] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 217.776858][ C3] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 217.776862][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 217.776866][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 217.776870][ C3] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 217.776874][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 217.776878][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 217.776881][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 217.776884][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 217.776887][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 217.776892][ C3] ? unwind_next_frame (arch/x86/kernel/unwind_orc.c:505) 
[ 217.776896][ C3] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 217.776900][ C3] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 217.776903][ C3] ? set_track_prepare (mm/slub.c:936) 
[ 217.776907][ C3] ? free_to_partial_list (mm/slub.c:4387) 
[ 217.776911][ C3] ? qlist_free_all (mm/kasan/quarantine.c:174) 
[ 217.776916][ C3] ? kasan_quarantine_reduce (./include/linux/srcu.h:400 mm/kasan/quarantine.c:287) 
[ 217.776919][ C3] ? __kasan_slab_alloc (mm/kasan/common.c:329) 
[ 217.776922][ C3] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 217.776926][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 217.776931][ C3] __put_net (net/core/net_namespace.c:732) 
[ 217.776935][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2333) 
[ 217.776938][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 217.776940][ C3] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 217.776945][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 217.776949][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 217.776952][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 217.776958][ C3] rcu_core (kernel/rcu/tree.c:2826) 
[ 217.776963][ C3] handle_softirqs (kernel/softirq.c:579) 
[ 217.776968][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 217.776972][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 217.776975][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[  217.776978][    C3]  </IRQ>
[  217.776979][    C3]  <TASK>
[ 217.776980][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 217.776983][ C3] RIP: 0010:unwind_next_frame (arch/x86/kernel/unwind_orc.c:505) 
[ 217.776987][ C3] Code: 00 4c 89 4c 24 20 e8 3c f8 ff ff 4c 8b 4c 24 20 48 85 c0 49 89 c6 0f 84 a8 02 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8d 7e 05 <4c> 89 fa 48 c1 ea 03 0f b6 04 02 4c 89 fa 83 e2 07 38 d0 7f 08 84
All code
========
   0:	00 4c 89 4c          	add    %cl,0x4c(%rcx,%rcx,4)
   4:	24 20                	and    $0x20,%al
   6:	e8 3c f8 ff ff       	call   0xfffffffffffff847
   b:	4c 8b 4c 24 20       	mov    0x20(%rsp),%r9
  10:	48 85 c0             	test   %rax,%rax
  13:	49 89 c6             	mov    %rax,%r14
  16:	0f 84 a8 02 00 00    	je     0x2c4
  1c:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  23:	fc ff df 
  26:	4d 8d 7e 05          	lea    0x5(%r14),%r15
  2a:*	4c 89 fa             	mov    %r15,%rdx		<-- trapping instruction
  2d:	48 c1 ea 03          	shr    $0x3,%rdx
  31:	0f b6 04 02          	movzbl (%rdx,%rax,1),%eax
  35:	4c 89 fa             	mov    %r15,%rdx
  38:	83 e2 07             	and    $0x7,%edx
  3b:	38 d0                	cmp    %dl,%al
  3d:	7f 08                	jg     0x47
  3f:	84                   	.byte 0x84

Code starting with the faulting instruction
===========================================
   0:	4c 89 fa             	mov    %r15,%rdx
   3:	48 c1 ea 03          	shr    $0x3,%rdx
   7:	0f b6 04 02          	movzbl (%rdx,%rax,1),%eax
   b:	4c 89 fa             	mov    %r15,%rdx
   e:	83 e2 07             	and    $0x7,%edx
  11:	38 d0                	cmp    %dl,%al
  13:	7f 08                	jg     0x1d
  15:	84                   	.byte 0x84
[  217.776990][    C3] RSP: 0018:ffffc90002a57568 EFLAGS: 00000282
[  217.776993][    C3] RAX: dffffc0000000000 RBX: 1ffff9200054aeb6 RCX: dffffc0000000000
[  217.776996][    C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa359ad70
[  217.776997][    C3] RBP: 0000000000000001 R08: 0000000000000000 R09: ffffc90002a576a9
[  217.776999][    C3] R10: ffffffff9e616397 R11: ffffc90002a576a8 R12: ffffc90002a576c0
[  217.777000][    C3] R13: ffffc90002a57668 R14: ffffffffa3947dec R15: ffffffffa3947df1
[ 217.777003][ C3] ? unwind_next_frame (./include/linux/rcupdate.h:331 ./include/linux/rcupdate.h:841 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 217.777009][ C3] ? unwind_next_frame (arch/x86/kernel/unwind_orc.c:495) 
[ 217.777012][ C3] ? kasan_quarantine_reduce (./include/linux/srcu.h:400 mm/kasan/quarantine.c:287) 
[ 217.777017][ C3] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 217.777022][ C3] ? kasan_quarantine_reduce (./include/linux/srcu.h:400 mm/kasan/quarantine.c:287) 
[ 217.777025][ C3] ? kernel_text_address (kernel/extable.c:99) 
[ 217.777029][ C3] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 217.777033][ C3] arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 217.777037][ C3] ? kasan_quarantine_reduce (./include/linux/srcu.h:400 mm/kasan/quarantine.c:287) 
[ 217.777042][ C3] stack_trace_save (kernel/stacktrace.c:123) 
[ 217.777045][ C3] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 217.777047][ C3] ? check_bytes_and_report (mm/slub.c:1212) 
[ 217.777052][ C3] ? check_object (mm/slub.c:1289 mm/slub.c:1388) 
[ 217.777055][ C3] set_track_prepare (mm/slub.c:936) 
[ 217.777058][ C3] ? kasan_quarantine_reduce (./include/linux/srcu.h:400 mm/kasan/quarantine.c:287) 
[ 217.777061][ C3] ? init_object (mm/slub.c:1182) 
[ 217.777064][ C3] ? free_debug_processing (mm/slub.c:3472) 
[ 217.777070][ C3] free_to_partial_list (mm/slub.c:4387) 
[ 217.777073][ C3] ? qlist_free_all (mm/kasan/quarantine.c:163 mm/kasan/quarantine.c:179) 
[ 217.777076][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 217.777081][ C3] qlist_free_all (mm/kasan/quarantine.c:174) 
[ 217.777085][ C3] ? ovl_open (fs/overlayfs/file.c:101 fs/overlayfs/file.c:226) 
[ 217.777089][ C3] kasan_quarantine_reduce (./include/linux/srcu.h:400 mm/kasan/quarantine.c:287) 
[ 217.777094][ C3] __kasan_slab_alloc (mm/kasan/common.c:329) 
[ 217.777097][ C3] __kmalloc_cache_noprof (mm/slub.c:4148 mm/slub.c:4196 mm/slub.c:4353) 
[ 217.777100][ C3] ? ovl_open_realfile (./arch/x86/include/asm/jump_label.h:36 fs/overlayfs/file.c:56) 
[ 217.777105][ C3] ovl_open (fs/overlayfs/file.c:101 fs/overlayfs/file.c:226) 
[ 217.777108][ C3] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 217.777111][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 217.777116][ C3] do_dentry_open (fs/open.c:956) 
[ 217.777120][ C3] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 217.777125][ C3] vfs_open (fs/open.c:1086) 
[ 217.777130][ C3] do_open (fs/namei.c:3881) 
[ 217.777135][ C3] path_openat (fs/namei.c:4039) 
[ 217.777139][ C3] ? __pfx_path_openat (fs/namei.c:4021) 
[ 217.777143][ C3] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 217.777146][ C3] do_filp_open (fs/namei.c:4066) 
[ 217.777150][ C3] ? __pfx_do_filp_open (fs/namei.c:4060) 
[ 217.777153][ C3] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[ 217.777158][ C3] ? __pfx_page_put_link (fs/namei.c:5447) 
[ 217.777161][ C3] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 217.777163][ C3] ? alloc_fd (fs/file.c:597) 
[ 217.777168][ C3] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 217.777171][ C3] ? _raw_spin_unlock (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:143 kernel/locking/spinlock.c:186) 
[ 217.777174][ C3] ? alloc_fd (fs/file.c:597) 
[ 217.777179][ C3] do_sys_openat2 (fs/open.c:1429) 
[ 217.777183][ C3] ? __pfx_do_sys_openat2 (fs/open.c:1414) 
[ 217.777187][ C3] ? __up_read (./arch/x86/include/asm/preempt.h:104 kernel/locking/rwsem.c:1352) 
[ 217.777190][ C3] ? handle_mm_fault (mm/memory.c:6321) 
[ 217.777194][ C3] ? __pfx___up_read (kernel/locking/rwsem.c:1337) 
[ 217.777198][ C3] __x64_sys_openat (fs/open.c:1455) 
[ 217.777202][ C3] ? __pfx___x64_sys_openat (fs/open.c:1455) 
[ 217.777207][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 217.777211][ C3] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 217.777216][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  217.777218][    C3] RIP: 0033:0x7f8246bf8f68
[ 217.777221][ C3] Code: f9 41 89 f0 41 83 e2 40 75 30 89 f0 25 00 00 41 00 3d 00 00 41 00 74 22 44 89 c2 4c 89 ce bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 30 c3 0f 1f 80 00 00 00 00 48 8d 44 24 08 c7
All code
========
   0:	f9                   	stc
   1:	41 89 f0             	mov    %esi,%r8d
   4:	41 83 e2 40          	and    $0x40,%r10d
   8:	75 30                	jne    0x3a
   a:	89 f0                	mov    %esi,%eax
   c:	25 00 00 41 00       	and    $0x410000,%eax
  11:	3d 00 00 41 00       	cmp    $0x410000,%eax
  16:	74 22                	je     0x3a
  18:	44 89 c2             	mov    %r8d,%edx
  1b:	4c 89 ce             	mov    %r9,%rsi
  1e:	bf 9c ff ff ff       	mov    $0xffffff9c,%edi
  23:	b8 01 01 00 00       	mov    $0x101,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 30                	ja     0x62
  32:	c3                   	ret
  33:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  3a:	48 8d 44 24 08       	lea    0x8(%rsp),%rax
  3f:	c7                   	.byte 0xc7

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 30                	ja     0x38
   8:	c3                   	ret
   9:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  10:	48 8d 44 24 08       	lea    0x8(%rsp),%rax
  15:	c7                   	.byte 0xc7
[  217.777224][    C3] RSP: 002b:00007ffcf923af78 EFLAGS: 00000287 ORIG_RAX: 0000000000000101
[  217.777226][    C3] RAX: ffffffffffffffda RBX: 00007ffcf923b1ff RCX: 00007f8246bf8f68
[  217.777228][    C3] RDX: 0000000000080000 RSI: 00007ffcf923aff0 RDI: 00000000ffffff9c
[  217.777230][    C3] RBP: 00007ffcf923afe0 R08: 0000000000080000 R09: 00007ffcf923aff0
[  217.777232][    C3] R10: 0000000000000000 R11: 0000000000000287 R12: 00007ffcf923aff7


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__might_resched:down_write:simple_recursive_removal:debugfs_remove:ref_tracker_dir_exit
schedule_preempt_disabled:dump_stack_lvl:__might_resched:down_write:simple_recursive_removal
handle_softirqs:dump_stack_lvl:__might_resched:down_write:simple_recursive_removal