======================================
| [ 1280.072140][    C0] 1 lock held by swapper/0/0:
| [ 1280.072370][ C0] #0: ffffffff9d977c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:331 kernel/rcu/tree.c:2570) 
| [ 1280.072804][    C0]
| [ 1280.072804][    C0] stack backtrace:
[ 1280.073114][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1280.073121][    C0] Call Trace:
[ 1280.073125][    C0]  <IRQ>
[ 1280.073127][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1280.073141][ C0] print_usage_bug.part.0 (kernel/locking/lockdep.c:4048) 
[ 1280.073148][ C0] mark_lock_irq (kernel/locking/lockdep.c:4013 kernel/locking/lockdep.c:4059 kernel/locking/lockdep.c:4270) 
[ 1280.073152][ C0] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 1280.073168][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 1280.073173][ C0] ? save_trace (kernel/locking/lockdep.c:595) 
[ 1280.073178][ C0] mark_lock (kernel/locking/lockdep.c:4756) 
[ 1280.073182][ C0] mark_usage (kernel/locking/lockdep.c:4645) 
[ 1280.073186][ C0] __lock_acquire (kernel/locking/lockdep.c:5194) 
[ 1280.073189][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 1280.073194][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:473 kernel/locking/lockdep.c:5873) 
[ 1280.073198][ C0] ? simple_pin_fs (fs/libfs.c:1067) 
[ 1280.073204][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1280.073213][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 1280.073216][ C0] ? simple_pin_fs (fs/libfs.c:1067) 
[ 1280.073223][ C0] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 1280.073229][ C0] ? simple_pin_fs (fs/libfs.c:1067) 
[ 1280.073235][ C0] simple_pin_fs (fs/libfs.c:1067) 
[ 1280.073242][ C0] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) 
[ 1280.073246][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 1280.073261][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 1280.073265][ 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:2376) 
[ 1280.073281][ C0] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1280.073285][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 1280.073288][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 1280.073291][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1280.073297][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1280.073305][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1280.073308][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1280.073311][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1280.073314][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1280.073322][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 1280.073325][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1280.073329][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 1280.073331][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 1280.073338][ C0] __put_net (net/core/net_namespace.c:732) 
[ 1280.073348][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1280.073352][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 1280.073355][ C0] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1280.073359][ C0] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 1280.073363][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 1280.073367][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 1280.073371][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 1280.073374][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1280.073379][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 1280.073384][ C0] handle_softirqs (kernel/softirq.c:580) 
[ 1280.073390][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1280.073393][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 1280.073395][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1280.073399][    C0]  </IRQ>
[ 1280.073400][    C0]  <TASK>
[ 1280.073402][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1280.073405][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1280.073409][ C0] Code: f2 ce 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 17 28 00 fb f4 <e9> fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	f2 ce                	repnz (bad)
   2:	00 c3                	add    %al,%bl
   4:	cc                   	int3
   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 17 28 00 	verw   0x281783(%rip)        # 0x2817ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	e9 fc 54 02 00       	jmp    0x2552b		<-- trapping instruction
  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:	e9 fc 54 02 00       	jmp    0x25501
   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
[ 1280.073413][    C0] RSP: 0018:ffffffff9d607df8 EFLAGS: 00000246
[ 1280.073419][    C0] RAX: 0000000001166ee7 RBX: 1ffffffff3ac0fc3 RCX: ffffffff9c8125d9
[ 1280.073422][    C0] RDX: 0000000000000000 RSI: ffffffff9d4a61cd RDI: ffffffff9cc58be0
[ 1280.073423][    C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c066fa
[ 1280.073425][    C0] R10: ffff8880360337d3 R11: ffffffff9d611288 R12: 0000000000000000
[ 1280.073427][    C0] R13: ffffffff9d61f240 R14: dffffc0000000000 R15: 0000000000014770
[ 1280.073431][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 1280.073436][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1280.073438][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1280.073440][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1280.073444][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 1280.073448][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 1280.073460][ C0] do_idle (kernel/sched/idle.c:325) 
[ 1280.073464][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1280.073467][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 1280.073471][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 1280.073475][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) 
[ 1280.073481][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:231 (discriminator 17)) 
[ 1280.073485][ C0] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [ 1280.094663][    C0] RCU nest depth: 0, expected: 0
| [ 1280.095003][    C0] INFO: lockdep is turned off.
| [ 1280.095220][    C0] Preemption disabled at:
| [ 1280.095222][ C0] schedule_preempt_disabled (kernel/sched/core.c:6933) 
[ 1280.095703][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1280.095706][    C0] Call Trace:
[ 1280.095708][    C0]  <IRQ>
[ 1280.095710][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1280.095718][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 1280.095730][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 1280.095733][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 1280.095736][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 1280.095741][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1280.095749][ 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) 
[ 1280.095755][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 1280.095758][ 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) 
[ 1280.095760][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 1280.095767][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 1280.095770][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 1280.095777][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 1280.095780][ 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:2376) 
[ 1280.095788][ C0] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1280.095793][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 1280.095797][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 1280.095801][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1280.095806][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1280.095810][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1280.095814][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1280.095816][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1280.095819][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1280.095825][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 1280.095827][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1280.095831][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 1280.095833][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 1280.095841][ C0] __put_net (net/core/net_namespace.c:732) 
[ 1280.095846][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1280.095850][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 1280.095853][ C0] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1280.095857][ C0] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 1280.095863][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 1280.095867][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 1280.095872][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 1280.095875][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1280.095880][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 1280.095885][ C0] handle_softirqs (kernel/softirq.c:580) 
[ 1280.095892][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1280.095896][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 1280.095898][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1280.095902][    C0]  </IRQ>
[ 1280.095903][    C0]  <TASK>
[ 1280.095905][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1280.095908][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1280.095913][ C0] Code: f2 ce 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 17 28 00 fb f4 <e9> fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	f2 ce                	repnz (bad)
   2:	00 c3                	add    %al,%bl
   4:	cc                   	int3
   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 17 28 00 	verw   0x281783(%rip)        # 0x2817ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	e9 fc 54 02 00       	jmp    0x2552b		<-- trapping instruction
  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:	e9 fc 54 02 00       	jmp    0x25501
   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
[ 1280.095916][    C0] RSP: 0018:ffffffff9d607df8 EFLAGS: 00000246
[ 1280.095919][    C0] RAX: 0000000001166ee7 RBX: 1ffffffff3ac0fc3 RCX: ffffffff9c8125d9
[ 1280.095921][    C0] RDX: 0000000000000000 RSI: ffffffff9d4a61cd RDI: ffffffff9cc58be0
[ 1280.095924][    C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c066fa
[ 1280.095925][    C0] R10: ffff8880360337d3 R11: ffffffff9d611288 R12: 0000000000000000
[ 1280.095927][    C0] R13: ffffffff9d61f240 R14: dffffc0000000000 R15: 0000000000014770
[ 1280.095931][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 1280.095936][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1280.095938][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1280.095940][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1280.095944][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 1280.095948][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 1280.095955][ C0] do_idle (kernel/sched/idle.c:325) 
[ 1280.095959][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1280.095962][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 1280.095965][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 1280.095969][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) 
[ 1280.095973][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:231 (discriminator 17)) 
[ 1280.095977][ C0] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [ 1282.573492][    C1] INFO: lockdep is turned off.
| [ 1282.573678][    C1] Preemption disabled at:
| [ 1282.573680][ C1] 0x0 
| [ 1282.574041][    C1] Tainted: [W]=WARN
[ 1282.574043][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1282.574045][    C1] Call Trace:
[ 1282.574047][    C1]  <IRQ>
[ 1282.574050][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1282.574063][ C1] __might_resched (kernel/sched/core.c:8796) 
[ 1282.574072][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 1282.574078][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 1282.574081][ C1] ? simple_recursive_removal (fs/libfs.c:614) 
[ 1282.574087][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1282.574097][ 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) 
[ 1282.574103][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 1282.574106][ 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) 
[ 1282.574109][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 1282.574117][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 1282.574120][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 1282.574128][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 1282.574132][ 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:2376) 
[ 1282.574143][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1282.574149][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 1282.574153][ C1] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 1282.574158][ C1] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1282.574164][ C1] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1282.574168][ C1] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1282.574172][ C1] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1282.574176][ C1] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1282.574178][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1282.574184][ C1] ? do_idle (kernel/sched/idle.c:325) 
[ 1282.574187][ C1] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1282.574190][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 1282.574197][ C1] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 1282.574202][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 1282.574219][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1282.574224][ C1] __put_net (net/core/net_namespace.c:732) 
[ 1282.574229][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1282.574233][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 1282.574236][ C1] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1282.574241][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 1282.574245][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 1282.574257][ C1] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1282.574264][ C1] rcu_core (kernel/rcu/tree.c:2834) 
[ 1282.574269][ C1] handle_softirqs (kernel/softirq.c:580) 
[ 1282.574277][ C1] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1282.574281][ C1] irq_exit_rcu (kernel/softirq.c:698) 
[ 1282.574284][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1282.574287][    C1]  </IRQ>
[ 1282.574288][    C1]  <TASK>
[ 1282.574290][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1282.574293][ C1] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1282.574297][ C1] Code: f2 ce 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 17 28 00 fb f4 <e9> fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	f2 ce                	repnz (bad)
   2:	00 c3                	add    %al,%bl
   4:	cc                   	int3
   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 17 28 00 	verw   0x281783(%rip)        # 0x2817ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	e9 fc 54 02 00       	jmp    0x2552b		<-- trapping instruction
  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:	e9 fc 54 02 00       	jmp    0x25501
   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
[ 1282.574300][    C1] RSP: 0018:ffffc90000137de8 EFLAGS: 00000246
[ 1282.574304][    C1] RAX: 0000000000000001 RBX: 1ffff92000026fc1 RCX: ffffffff9c8125d9
[ 1282.574306][    C1] RDX: ffffed1006c166fb RSI: ffffffff9cc58b60 RDI: ffffffff99f8f5bf
[ 1282.574308][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1006c166fa
[ 1282.574309][    C1] R10: ffff8880360b37d3 R11: ffff8880056ba858 R12: 0000000000000000
[ 1282.574311][    C1] R13: ffff888001bf0040 R14: dffffc0000000000 R15: 0000000000000000
[ 1282.574315][ C1] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 1282.574318][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1282.574323][ C1] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1282.574326][ C1] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1282.574329][ C1] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1282.574333][ C1] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 1282.574337][ C1] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 1282.574343][ C1] do_idle (kernel/sched/idle.c:325) 
[ 1282.574347][ C1] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1282.574350][ C1] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 1282.574354][ C1] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 1282.574359][ C1] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [ 1286.458693][    C1] INFO: lockdep is turned off.
| [ 1286.459025][    C1] Preemption disabled at:
| [ 1286.459028][ C1] handle_softirqs (kernel/softirq.c:553) 
| [ 1286.459735][    C1] Tainted: [W]=WARN
[ 1286.459737][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1286.459741][    C1] Call Trace:
[ 1286.459744][    C1]  <IRQ>
[ 1286.459747][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1286.459757][ C1] __might_resched (kernel/sched/core.c:8796) 
[ 1286.459767][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 1286.459773][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 1286.459779][ C1] ? simple_recursive_removal (fs/libfs.c:614) 
[ 1286.459785][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1286.459795][ 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) 
[ 1286.459803][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 1286.459808][ 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) 
[ 1286.459813][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 1286.459823][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 1286.459828][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 1286.459836][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 1286.459842][ 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:2376) 
[ 1286.459848][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1286.459854][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 1286.459860][ C1] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 1286.459864][ C1] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1286.459871][ C1] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1286.459877][ C1] ? orc_find.part.0 (arch/x86/kernel/unwind_orc.c:218) 
[ 1286.459892][ C1] ? unwind_next_frame (arch/x86/kernel/unwind_orc.c:495) 
[ 1286.459898][ C1] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 1286.459906][ C1] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 1286.459916][ C1] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 1286.459931][ C1] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 1286.459936][ 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:3092) 
[ 1286.459942][ C1] ? kfree (./include/linux/kmemleak.h:49 mm/slub.c:2305 mm/slub.c:4642 mm/slub.c:4841) 
[ 1286.459950][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 1286.459957][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1286.459967][ C1] __put_net (net/core/net_namespace.c:732) 
[ 1286.459972][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1286.459979][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 1286.459985][ C1] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1286.459994][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 1286.460002][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1286.460008][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 1286.460018][ C1] rcu_core (kernel/rcu/tree.c:2834) 
[ 1286.460024][ C1] handle_softirqs (kernel/softirq.c:580) 
[ 1286.460035][ C1] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1286.460041][ C1] irq_exit_rcu (kernel/softirq.c:698) 
[ 1286.460045][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1286.460051][    C1]  </IRQ>
[ 1286.460053][    C1]  <TASK>
[ 1286.460056][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1286.460061][ C1] RIP: 0010:orc_find.part.0 (arch/x86/kernel/unwind_orc.c:218) 
[ 1286.460067][ C1] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 3f 02 00 00 83 c3 01 46 8b 34 b5 24 2b c1 9e <48> b8 00 00 00 00 00 fc ff df 48 8d 3c 9d 24 2b c1 9e 48 89 fa 48
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 08                	jl     0x1f
  17:	84 d2                	test   %dl,%dl
  19:	0f 85 3f 02 00 00    	jne    0x25e
  1f:	83 c3 01             	add    $0x1,%ebx
  22:	46 8b 34 b5 24 2b c1 	mov    -0x613ed4dc(,%r14,4),%r14d
  29:	9e 
  2a:*	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax		<-- trapping instruction
  31:	fc ff df 
  34:	48 8d 3c 9d 24 2b c1 	lea    -0x613ed4dc(,%rbx,4),%rdi
  3b:	9e 
  3c:	48 89 fa             	mov    %rdi,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   7:	fc ff df 
   a:	48 8d 3c 9d 24 2b c1 	lea    -0x613ed4dc(,%rbx,4),%rdi
  11:	9e 
  12:	48 89 fa             	mov    %rdi,%rdx
  15:	48                   	rex.W
[ 1286.460072][    C1] RSP: 0018:ffffc900004e77e8 EFLAGS: 00000202
[ 1286.460078][    C1] RAX: 0000000000000003 RBX: 0000000000000002 RCX: 0000000000000002
[ 1286.460081][    C1] RDX: 0000000000000000 RSI: ffffffff9cc58b60 RDI: ffffffff9ec12b28
[ 1286.460084][    C1] RBP: 0000000000000001 R08: 0000000000000000 R09: ffffc900004e7969
[ 1286.460087][    C1] R10: ffffffff99e14687 R11: ffffc900004e7968 R12: ffffffff9980012f
[ 1286.460091][    C1] R13: 0000000000030390 R14: 0000000000000003 R15: 0000000000000000
[ 1286.460094][ C1] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) 
[ 1286.460100][ 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) 
[ 1286.460113][ C1] unwind_next_frame (arch/x86/kernel/unwind_orc.c:495) 
[ 1286.460119][ C1] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1286.460127][ C1] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 1286.460138][ C1] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1286.460143][ C1] ? kernel_text_address (kernel/extable.c:99) 
[ 1286.460158][ C1] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 1286.460165][ C1] arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 1286.460174][ C1] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1286.460181][ C1] stack_trace_save (kernel/stacktrace.c:123) 
[ 1286.460187][ C1] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 1286.460192][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1286.460201][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1286.460208][ C1] kasan_save_stack (mm/kasan/common.c:48) 
[ 1286.460213][ C1] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 1286.460217][ C1] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 1286.460222][ 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:3092) 
[ 1286.460228][ C1] ? kfree (./include/linux/kmemleak.h:49 mm/slub.c:2305 mm/slub.c:4642 mm/slub.c:4841) 
[ 1286.460233][ C1] ? fuse_file_put (fs/fuse/file.c:124) 
[ 1286.460244][ C1] ? fuse_release (fs/fuse/file.c:383) 
[ 1286.460250][ C1] ? __fput (fs/file_table.c:465) 
[ 1286.460259][ C1] ? task_work_run (kernel/task_work.c:229 (discriminator 1)) 
[ 1286.460264][ C1] ? do_exit (kernel/exit.c:960) 
[ 1286.460269][ C1] ? do_group_exit (kernel/exit.c:1089) 
[ 1286.460273][ C1] ? __x64_sys_exit_group (kernel/exit.c:1117) 
[ 1286.460279][ C1] ? x64_sys_call (arch/x86/entry/syscall_64.c:37) 
[ 1286.460287][ C1] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 1286.460291][ C1] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1286.460296][ 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) 
[ 1286.460302][ C1] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 1286.460307][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1286.460315][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1286.460321][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 1286.460328][ C1] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1286.460336][ C1] ? debug_object_active_state (lib/debugobjects.c:1056) 
[ 1286.460348][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1286.460354][ C1] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2126 arch/x86/mm/physaddr.c:65) 
[ 1286.460360][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1286.460367][ C1] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 21)) 
[ 1286.460374][ C1] ? lock_release (kernel/locking/lockdep.c:118 kernel/locking/lockdep.c:5884) 
[ 1286.460381][ C1] ? __virt_addr_valid (./arch/x86/include/asm/preempt.h:104 ./include/linux/rcupdate.h:955 ./include/linux/mmzone.h:2126 arch/x86/mm/physaddr.c:65) 
[ 1286.460385][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1286.460392][ C1] kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 1286.460398][ C1] ? __pfx_free_object_rcu (mm/kmemleak.c:524) 
[ 1286.460409][ 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:3092) 
[ 1286.460417][ C1] kfree (./include/linux/kmemleak.h:49 mm/slub.c:2305 mm/slub.c:4642 mm/slub.c:4841) 
[ 1286.460423][ C1] ? fuse_file_put (fs/fuse/file.c:124) 
[ 1286.460431][ C1] fuse_file_put (fs/fuse/file.c:124) 
[ 1286.460437][ C1] fuse_release (fs/fuse/file.c:383) 
[ 1286.460444][ C1] __fput (fs/file_table.c:465) 
[ 1286.460453][ C1] task_work_run (kernel/task_work.c:229 (discriminator 1)) 
[ 1286.460460][ C1] ? __pfx_task_work_run (kernel/task_work.c:195) 
[ 1286.460467][ C1] ? kmem_cache_free (mm/slub.c:4642 mm/slub.c:4744) 
[ 1286.460472][ C1] ? refcount_dec_and_lock (lib/refcount.c:146) 
[ 1286.460482][ C1] ? do_exit (./include/linux/task_work.h:40 kernel/exit.c:959) 
[ 1286.460489][ C1] do_exit (kernel/exit.c:960) 
[ 1286.460495][ C1] do_group_exit (kernel/exit.c:1089) 
[ 1286.460502][ C1] __x64_sys_exit_group (kernel/exit.c:1117) 
[ 1286.460507][ C1] x64_sys_call (arch/x86/entry/syscall_64.c:37) 
[ 1286.460512][ C1] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 1286.460518][ C1] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1286.460522][    C1] RIP: 0033:0x48991d
[ 1286.460527][ C1] Code: Unable to access opcode bytes at 0x4898f3.

Code starting with the faulting instruction
===========================================
[ 1286.460530][    C1] RSP: 002b:00007ffd517aa5b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 1286.460535][    C1] RAX: ffffffffffffffda RBX: 00000000005564b0 RCX: 000000000048991d
[ 1286.460539][    C1] RDX: 00000000000000e7 RSI: ffffffffffffffa8 RDI: 0000000000000000
[ 1286.460542][    C1] RBP: 0000000000000000 R08: 000000000aee4660 R09: 0000000000000000
[ 1286.460545][    C1] R10: 000000000aee51c0 R11: 0000000000000246 R12: 00000000005564b0
[ 1286.460548][    C1] R13: 0000000000000000 R14: 0000000000556f60 R15: 000000000042d8e0
| [ 1290.682969][    C3] INFO: lockdep is turned off.
| [ 1290.683177][    C3] Preemption disabled at:
| [ 1290.683179][ C3] 0x0 
| [ 1290.683537][    C3] Tainted: [W]=WARN
[ 1290.683538][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1290.683541][    C3] Call Trace:
[ 1290.683544][    C3]  <IRQ>
[ 1290.683546][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1290.683558][ C3] __might_resched (kernel/sched/core.c:8796) 
[ 1290.683565][ C3] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 1290.683571][ C3] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 1290.683574][ C3] ? simple_recursive_removal (fs/libfs.c:614) 
[ 1290.683580][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1290.683588][ 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) 
[ 1290.683594][ C3] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 1290.683596][ 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) 
[ 1290.683599][ C3] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 1290.683607][ C3] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 1290.683610][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 1290.683617][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 1290.683621][ 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:2376) 
[ 1290.683628][ C3] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1290.683634][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 1290.683637][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 1290.683642][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1290.683647][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1290.683651][ C3] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1290.683654][ C3] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1290.683658][ C3] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1290.683660][ C3] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1290.683666][ C3] ? do_idle (kernel/sched/idle.c:325) 
[ 1290.683669][ C3] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1290.683672][ C3] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 1290.683678][ C3] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 1290.683683][ C3] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 1290.683689][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1290.683694][ C3] __put_net (net/core/net_namespace.c:732) 
[ 1290.683698][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1290.683702][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 1290.683705][ C3] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1290.683710][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 1290.683714][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 1290.683721][ C3] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1290.683728][ C3] rcu_core (kernel/rcu/tree.c:2834) 
[ 1290.683733][ C3] handle_softirqs (kernel/softirq.c:580) 
[ 1290.683740][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1290.683744][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 1290.683746][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1290.683750][    C3]  </IRQ>
[ 1290.683751][    C3]  <TASK>
[ 1290.683752][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1290.683755][ C3] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1290.683760][ C3] Code: f2 ce 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 17 28 00 fb f4 <e9> fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	f2 ce                	repnz (bad)
   2:	00 c3                	add    %al,%bl
   4:	cc                   	int3
   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 17 28 00 	verw   0x281783(%rip)        # 0x2817ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	e9 fc 54 02 00       	jmp    0x2552b		<-- trapping instruction
  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:	e9 fc 54 02 00       	jmp    0x25501
   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
[ 1290.683763][    C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246
[ 1290.683767][    C3] RAX: 0000000000000003 RBX: 1ffff9200002afc1 RCX: ffffffff9c8125d9
[ 1290.683769][    C3] RDX: ffffed1006c366fb RSI: ffffffff9cc58b60 RDI: ffffffff99f8f5bf
[ 1290.683771][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1006c366fa
[ 1290.683772][    C3] R10: ffff8880361b37d3 R11: ffff88800dc1a858 R12: 0000000000000000
[ 1290.683774][    C3] R13: ffff888001bf4640 R14: dffffc0000000000 R15: 0000000000000000
[ 1290.683778][ C3] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 1290.683781][ C3] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1290.683785][ C3] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1290.683788][ C3] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1290.683790][ C3] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1290.683794][ C3] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 1290.683798][ C3] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 1290.683803][ C3] do_idle (kernel/sched/idle.c:325) 
[ 1290.683808][ C3] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1290.683811][ C3] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 1290.683815][ C3] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 1290.683820][ C3] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [ 1293.302923][    C0] INFO: lockdep is turned off.
| [ 1293.303162][    C0] Preemption disabled at:
| [ 1293.303164][ C0] __slab_alloc.constprop.0 (mm/slub.c:3945) 
| [ 1293.303640][    C0] Tainted: [W]=WARN
[ 1293.303641][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1293.303644][    C0] Call Trace:
[ 1293.303646][    C0]  <IRQ>
[ 1293.303649][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1293.303658][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 1293.303665][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 1293.303670][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 1293.303673][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 1293.303678][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1293.303687][ 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) 
[ 1293.303693][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 1293.303696][ 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) 
[ 1293.303698][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 1293.303706][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 1293.303709][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 1293.303716][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 1293.303720][ 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:2376) 
[ 1293.303728][ C0] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1293.303733][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 1293.303736][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 1293.303741][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1293.303746][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1293.303750][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1293.303756][ C0] ? get_partial_node.part.0 (mm/slub.c:2902) 
[ 1293.303759][ C0] ? ___slab_alloc (mm/slub.c:2863 mm/slub.c:2980 mm/slub.c:3838) 
[ 1293.303761][ C0] ? __slab_alloc.constprop.0 (mm/slub.c:3948) 
[ 1293.303764][ C0] ? kmem_cache_alloc_noprof (mm/slub.c:4023 mm/slub.c:4184 mm/slub.c:4203) 
[ 1293.303767][ C0] ? __alloc_object (mm/kmemleak.c:481 mm/kmemleak.c:661) 
[ 1293.303773][ C0] ? __create_object (mm/kmemleak.c:770) 
[ 1293.303776][ C0] ? __kmalloc_cache_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4353) 
[ 1293.303779][ C0] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 1293.303785][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1293.303790][ C0] __put_net (net/core/net_namespace.c:732) 
[ 1293.303794][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1293.303798][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 1293.303801][ C0] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1293.303807][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 1293.303811][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1293.303814][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 1293.303823][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 1293.303827][ C0] handle_softirqs (kernel/softirq.c:580) 
[ 1293.303835][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1293.303838][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 1293.303840][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1293.303844][    C0]  </IRQ>
[ 1293.303845][    C0]  <TASK>
[ 1293.303847][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1293.303849][ C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1293.303855][ C0] Code: 74 24 10 e8 f1 22 7b fd 48 89 ef e8 a9 75 7b fd 81 e3 00 02 00 00 75 29 9c 58 f6 c4 02 75 35 48 85 db 74 01 fb bf 01 00 00 00 <e8> 2a 73 6f fd 65 8b 05 13 dd b3 02 85 c0 74 0e 5b 5d c3 cc cc cc
All code
========
   0:	74 24                	je     0x26
   2:	10 e8                	adc    %ch,%al
   4:	f1                   	int1
   5:	22 7b fd             	and    -0x3(%rbx),%bh
   8:	48 89 ef             	mov    %rbp,%rdi
   b:	e8 a9 75 7b fd       	call   0xfffffffffd7b75b9
  10:	81 e3 00 02 00 00    	and    $0x200,%ebx
  16:	75 29                	jne    0x41
  18:	9c                   	pushf
  19:	58                   	pop    %rax
  1a:	f6 c4 02             	test   $0x2,%ah
  1d:	75 35                	jne    0x54
  1f:	48 85 db             	test   %rbx,%rbx
  22:	74 01                	je     0x25
  24:	fb                   	sti
  25:	bf 01 00 00 00       	mov    $0x1,%edi
  2a:*	e8 2a 73 6f fd       	call   0xfffffffffd6f7359		<-- trapping instruction
  2f:	65 8b 05 13 dd b3 02 	mov    %gs:0x2b3dd13(%rip),%eax        # 0x2b3dd49
  36:	85 c0                	test   %eax,%eax
  38:	74 0e                	je     0x48
  3a:	5b                   	pop    %rbx
  3b:	5d                   	pop    %rbp
  3c:	c3                   	ret
  3d:	cc                   	int3
  3e:	cc                   	int3
  3f:	cc                   	int3

Code starting with the faulting instruction
===========================================
   0:	e8 2a 73 6f fd       	call   0xfffffffffd6f732f
   5:	65 8b 05 13 dd b3 02 	mov    %gs:0x2b3dd13(%rip),%eax        # 0x2b3dd1f
   c:	85 c0                	test   %eax,%eax
   e:	74 0e                	je     0x1e
  10:	5b                   	pop    %rbx
  11:	5d                   	pop    %rbp
  12:	c3                   	ret
  13:	cc                   	int3
  14:	cc                   	int3
  15:	cc                   	int3
[ 1293.303858][    C0] RSP: 0018:ffffc900008b7548 EFLAGS: 00000206
[ 1293.303862][    C0] RAX: 0000000000000046 RBX: 0000000000000200 RCX: ffffffff9a2766af
[ 1293.303864][    C0] RDX: 0000000000000000 RSI: ffffffff9cc58b60 RDI: 0000000000000001
[ 1293.303866][    C0] RBP: ffff88800104f440 R08: 0000000000000000 R09: 0000000000000000
[ 1293.303868][    C0] R10: ffffffff9e4062d7 R11: 0000000000400dc0 R12: ffff88800104f440
[ 1293.303870][    C0] R13: ffffea000029fe00 R14: ffff88800104de40 R15: ffff88800a7f8140
[ 1293.303874][ C0] ? trace_irq_enable.constprop.0 (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/cpumask.h:654 ./include/linux/cpumask.h:1210 ./include/trace/events/preemptirq.h:40) 
[ 1293.303880][ C0] get_partial_node.part.0 (mm/slub.c:2902) 
[ 1293.303885][ C0] ___slab_alloc (mm/slub.c:2863 mm/slub.c:2980 mm/slub.c:3838) 
[ 1293.303889][ C0] ? __alloc_object (mm/kmemleak.c:481 mm/kmemleak.c:661) 
[ 1293.303894][ C0] ? __alloc_object (mm/kmemleak.c:481 mm/kmemleak.c:661) 
[ 1293.303897][ C0] __slab_alloc.constprop.0 (mm/slub.c:3948) 
[ 1293.303901][ C0] ? __alloc_object (mm/kmemleak.c:481 mm/kmemleak.c:661) 
[ 1293.303904][ C0] kmem_cache_alloc_noprof (mm/slub.c:4023 mm/slub.c:4184 mm/slub.c:4203) 
[ 1293.303907][ C0] ? fuse_file_alloc (fs/fuse/file.c:64) 
[ 1293.303913][ C0] __alloc_object (mm/kmemleak.c:481 mm/kmemleak.c:661) 
[ 1293.303917][ C0] __create_object (mm/kmemleak.c:770) 
[ 1293.303921][ C0] __kmalloc_cache_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4353) 
[ 1293.303926][ C0] fuse_file_alloc (fs/fuse/file.c:64) 
[ 1293.303930][ C0] fuse_file_open (fs/fuse/file.c:134) 
[ 1293.303933][ C0] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 1293.303937][ C0] fuse_open (fs/fuse/file.c:175 fs/fuse/file.c:264) 
[ 1293.303942][ C0] do_dentry_open (fs/open.c:964) 
[ 1293.303950][ C0] ? __pfx_fuse_open (fs/fuse/file.c:234) 
[ 1293.303954][ C0] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 1293.303958][ C0] vfs_open (fs/open.c:1094) 
[ 1293.303963][ C0] backing_file_open (fs/backing-file.c:45) 
[ 1293.303975][ C0] ? inode_owner_or_capable (./include/linux/mnt_idmapping.h:87 fs/inode.c:2591) 
[ 1293.303982][ C0] ovl_open_realfile (fs/overlayfs/file.c:51) 
[ 1293.303990][ C0] ovl_open (fs/overlayfs/file.c:222) 
[ 1293.303993][ C0] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 1293.303996][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1293.304001][ C0] do_dentry_open (fs/open.c:964) 
[ 1293.304003][ C0] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 1293.304008][ C0] vfs_open (fs/open.c:1094) 
[ 1293.304012][ C0] do_open (fs/namei.c:3888) 
[ 1293.304022][ C0] path_openat (fs/namei.c:4046) 
[ 1293.304026][ C0] ? __pfx_path_openat (fs/namei.c:4028) 
[ 1293.304029][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1293.304032][ C0] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 1293.304039][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1293.304043][ C0] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 21)) 
[ 1293.304049][ C0] do_filp_open (fs/namei.c:4073) 
[ 1293.304052][ C0] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 1293.304059][ C0] ? __pfx_do_filp_open (fs/namei.c:4067) 
[ 1293.304061][ C0] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 1293.304066][ C0] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 1293.304075][ C0] ? __pfx_page_put_link (fs/namei.c:5478) 
[ 1293.304079][ C0] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 1293.304085][ 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) 
[ 1293.304089][ C0] do_open_execat (fs/exec.c:833) 
[ 1293.304096][ C0] ? __pfx_do_open_execat (fs/exec.c:815) 
[ 1293.304100][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 1293.304104][ C0] ? __might_fault (mm/memory.c:7151 mm/memory.c:7145) 
[ 1293.304112][ C0] ? __might_fault (mm/memory.c:7151 mm/memory.c:7145) 
[ 1293.304114][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1293.304118][ C0] alloc_bprm (fs/exec.c:1458) 
[ 1293.304122][ C0] do_execveat_common.isra.0 (fs/exec.c:1859) 
[ 1293.304127][ C0] ? getname_flags.part.0 (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 fs/namei.c:132 fs/namei.c:213) 
[ 1293.304131][ C0] __x64_sys_execve (fs/exec.c:2053) 
[ 1293.304136][ C0] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 1293.304139][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1293.304142][    C0] RIP: 0033:0x7f6bd410d40b
[ 1293.304146][ C0] Code: c0 75 03 5f ff e7 c3 48 8b 0d f1 a9 1b 00 f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 80 00 00 00 00 f3 0f 1e fa b8 3b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c5 a9 1b 00 f7 d8 64 89 01 48
All code
========
   0:	c0 75 03 5f          	shlb   $0x5f,0x3(%rbp)
   4:	ff e7                	jmp    *%rdi
   6:	c3                   	ret
   7:	48 8b 0d f1 a9 1b 00 	mov    0x1ba9f1(%rip),%rcx        # 0x1ba9ff
   e:	f7 d8                	neg    %eax
  10:	64 89 01             	mov    %eax,%fs:(%rcx)
  13:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  17:	c3                   	ret
  18:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 3b 00 00 00       	mov    $0x3b,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d c5 a9 1b 00 	mov    0x1ba9c5(%rip),%rcx        # 0x1ba9ff
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d c5 a9 1b 00 	mov    0x1ba9c5(%rip),%rcx        # 0x1ba9d5
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[ 1293.304148][    C0] RSP: 002b:00007ffd5fd4cc08 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
[ 1293.304151][    C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6bd410d40b
[ 1293.304153][    C0] RDX: 0000561816f2fea0 RSI: 0000561816ed10c0 RDI: 0000561816f2fd80
[ 1293.304155][    C0] RBP: 0000561816f2fd80 R08: 0000561816f2fde0 R09: 0000000000000000
[ 1293.304156][    C0] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[ 1293.304158][    C0] R13: 0000561816ed10c0 R14: 0000561816f2fea0 R15: 0000561816f2f470
| [ 1296.261396][    C1] INFO: lockdep is turned off.
| [ 1296.261569][    C1] Preemption disabled at:
| [ 1296.261571][ C1] handle_softirqs (kernel/softirq.c:553) 
| [ 1296.261916][    C1] Tainted: [W]=WARN
[ 1296.261918][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1296.261920][    C1] Call Trace:
[ 1296.261922][    C1]  <TASK>
[ 1296.261925][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1296.261937][ C1] __might_resched (kernel/sched/core.c:8796) 
[ 1296.261945][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 1296.261951][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 1296.261954][ C1] ? simple_recursive_removal (fs/libfs.c:614) 
[ 1296.261960][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1296.261969][ 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) 
[ 1296.261976][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 1296.261979][ 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) 
[ 1296.261981][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 1296.261990][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 1296.261993][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 1296.262000][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 1296.262004][ 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:2376) 
[ 1296.262013][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1296.262019][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 1296.262023][ C1] ? smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 1296.262032][ C1] ? kthread (kernel/kthread.c:464) 
[ 1296.262038][ C1] ? ret_from_fork (arch/x86/kernel/process.c:148) 
[ 1296.262045][ C1] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
[ 1296.262050][ C1] ? migrate_enable (./arch/x86/include/asm/preempt.h:104 ./include/linux/preempt.h:481 ./include/linux/preempt.h:481 kernel/sched/core.c:2427) 
[ 1296.262057][ C1] ? __pfx_migrate_enable (kernel/sched/core.c:2402) 
[ 1296.262061][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 1296.262068][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1296.262073][ C1] __put_net (net/core/net_namespace.c:732) 
[ 1296.262078][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1296.262082][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 1296.262085][ C1] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1296.262090][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 1296.262094][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1296.262098][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 1296.262107][ C1] rcu_core (kernel/rcu/tree.c:2834) 
[ 1296.262111][ C1] handle_softirqs (kernel/softirq.c:580) 
[ 1296.262116][ C1] ? __pfx_run_ksoftirqd (kernel/softirq.c:961) 
[ 1296.262120][ C1] run_ksoftirqd (kernel/softirq.c:436 kernel/softirq.c:969 kernel/softirq.c:960) 
[ 1296.262124][ C1] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 1296.262127][ C1] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 1296.262130][ C1] kthread (kernel/kthread.c:464) 
[ 1296.262138][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 1296.262140][ C1] ? ret_from_fork (arch/x86/kernel/process.c:147) 
[ 1296.262143][ C1] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 1296.262150][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1296.262153][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 1296.262157][ C1] ret_from_fork (arch/x86/kernel/process.c:148) 
[ 1296.262160][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 1296.262163][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
| [ 1300.310657][    C0] INFO: lockdep is turned off.
| [ 1300.310861][    C0] Preemption disabled at:
| [ 1300.310863][ C0] schedule_preempt_disabled (kernel/sched/core.c:6933) 
| [ 1300.311346][    C0] Tainted: [W]=WARN
[ 1300.311347][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1300.311350][    C0] Call Trace:
[ 1300.311352][    C0]  <IRQ>
[ 1300.311355][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1300.311362][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 1300.311369][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 1300.311373][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 1300.311376][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 1300.311381][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1300.311390][ 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) 
[ 1300.311395][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 1300.311398][ 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) 
[ 1300.311401][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 1300.311408][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 1300.311411][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 1300.311418][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 1300.311421][ 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:2376) 
[ 1300.311429][ C0] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1300.311434][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 1300.311438][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 1300.311442][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1300.311447][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1300.311452][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1300.311455][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1300.311458][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1300.311460][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1300.311466][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 1300.311469][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1300.311472][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 1300.311475][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 1300.311488][ C0] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 1300.311495][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1300.311500][ C0] __put_net (net/core/net_namespace.c:732) 
[ 1300.311504][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1300.311508][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 1300.311511][ C0] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1300.311517][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 1300.311521][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 1300.311528][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1300.311535][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 1300.311539][ C0] handle_softirqs (kernel/softirq.c:580) 
[ 1300.311546][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1300.311550][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 1300.311552][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1300.311556][    C0]  </IRQ>
[ 1300.311557][    C0]  <TASK>
[ 1300.311558][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1300.311561][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1300.311566][ C0] Code: f2 ce 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 17 28 00 fb f4 <e9> fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	f2 ce                	repnz (bad)
   2:	00 c3                	add    %al,%bl
   4:	cc                   	int3
   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 17 28 00 	verw   0x281783(%rip)        # 0x2817ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	e9 fc 54 02 00       	jmp    0x2552b		<-- trapping instruction
  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:	e9 fc 54 02 00       	jmp    0x25501
   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
[ 1300.311568][    C0] RSP: 0018:ffffffff9d607df8 EFLAGS: 00000246
[ 1300.311572][    C0] RAX: 0000000000000000 RBX: 1ffffffff3ac0fc3 RCX: ffffffff9c8125d9
[ 1300.311575][    C0] RDX: ffffed1006c066fb RSI: ffffffff9cc58b60 RDI: ffffffff99f8f5bf
[ 1300.311577][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1006c066fa
[ 1300.311579][    C0] R10: ffff8880360337d3 R11: ffff88800b7ea858 R12: 0000000000000000
[ 1300.311581][    C0] R13: ffffffff9d61f240 R14: dffffc0000000000 R15: 0000000000014770
[ 1300.311585][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 1300.311588][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1300.311593][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1300.311595][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1300.311598][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1300.311601][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 1300.311605][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 1300.311614][ C0] do_idle (kernel/sched/idle.c:325) 
[ 1300.311617][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1300.311621][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 1300.311624][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 1300.311628][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) 
[ 1300.311633][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:231 (discriminator 17)) 
[ 1300.311637][ C0] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [ 1304.372364][    C0] INFO: lockdep is turned off.
| [ 1304.372573][    C0] Preemption disabled at:
| [ 1304.372575][ C0] schedule_preempt_disabled (kernel/sched/core.c:6933) 
| [ 1304.373071][    C0] Tainted: [W]=WARN
[ 1304.373072][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1304.373075][    C0] Call Trace:
[ 1304.373077][    C0]  <IRQ>
[ 1304.373079][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1304.373087][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 1304.373094][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 1304.373098][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 1304.373101][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 1304.373107][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1304.373115][ 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) 
[ 1304.373121][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 1304.373124][ 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) 
[ 1304.373127][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 1304.373137][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 1304.373140][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 1304.373147][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 1304.373150][ 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:2376) 
[ 1304.373158][ C0] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1304.373163][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 1304.373167][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 1304.373171][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1304.373176][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1304.373182][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1304.373185][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1304.373188][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1304.373190][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1304.373196][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 1304.373199][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1304.373202][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 1304.373205][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 1304.373211][ C0] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 1304.373217][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1304.373222][ C0] __put_net (net/core/net_namespace.c:732) 
[ 1304.373226][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1304.373230][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 1304.373233][ C0] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1304.373238][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 1304.373242][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 1304.373249][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1304.373256][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 1304.373260][ C0] handle_softirqs (kernel/softirq.c:580) 
[ 1304.373268][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1304.373272][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 1304.373274][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1304.373278][    C0]  </IRQ>
[ 1304.373279][    C0]  <TASK>
[ 1304.373281][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1304.373283][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1304.373288][ C0] Code: f2 ce 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 17 28 00 fb f4 <e9> fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	f2 ce                	repnz (bad)
   2:	00 c3                	add    %al,%bl
   4:	cc                   	int3
   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 17 28 00 	verw   0x281783(%rip)        # 0x2817ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	e9 fc 54 02 00       	jmp    0x2552b		<-- trapping instruction
  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:	e9 fc 54 02 00       	jmp    0x25501
   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
[ 1304.373291][    C0] RSP: 0018:ffffffff9d607df8 EFLAGS: 00000246
[ 1304.373295][    C0] RAX: 0000000000000000 RBX: 1ffffffff3ac0fc3 RCX: ffffffff9c8125d9
[ 1304.373297][    C0] RDX: ffffed1006c066fb RSI: ffffffff9cc58b60 RDI: ffffffff99f8f5bf
[ 1304.373299][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1006c066fa
[ 1304.373301][    C0] R10: ffff8880360337d3 R11: ffff888001f02858 R12: 0000000000000000
[ 1304.373303][    C0] R13: ffffffff9d61f240 R14: dffffc0000000000 R15: 0000000000014770
[ 1304.373307][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 1304.373310][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1304.373314][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1304.373317][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1304.373319][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1304.373323][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 1304.373327][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 1304.373335][ C0] do_idle (kernel/sched/idle.c:325) 
[ 1304.373339][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1304.373343][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 1304.373346][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 1304.373350][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) 
[ 1304.373356][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:231 (discriminator 17)) 
[ 1304.373359][ C0] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [ 1308.443380][    C2] INFO: lockdep is turned off.
| [ 1308.443577][    C2] Preemption disabled at:
| [ 1308.443579][ C2] 0x0 
| [ 1308.443945][    C2] Tainted: [W]=WARN
[ 1308.443947][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1308.443949][    C2] Call Trace:
[ 1308.443952][    C2]  <IRQ>
[ 1308.443954][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1308.443967][ C2] __might_resched (kernel/sched/core.c:8796) 
[ 1308.443975][ C2] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 1308.443981][ C2] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 1308.443984][ C2] ? simple_recursive_removal (fs/libfs.c:614) 
[ 1308.443990][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1308.444000][ 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) 
[ 1308.444006][ C2] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 1308.444009][ 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) 
[ 1308.444011][ C2] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 1308.444020][ C2] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 1308.444023][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 1308.444031][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 1308.444035][ 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:2376) 
[ 1308.444043][ C2] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1308.444049][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 1308.444052][ C2] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 1308.444057][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1308.444064][ C2] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1308.444069][ C2] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1308.444073][ C2] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1308.444076][ C2] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1308.444079][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1308.444085][ C2] ? do_idle (kernel/sched/idle.c:325) 
[ 1308.444088][ C2] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1308.444091][ C2] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 1308.444098][ C2] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 1308.444103][ C2] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 1308.444110][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1308.444115][ C2] __put_net (net/core/net_namespace.c:732) 
[ 1308.444120][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1308.444124][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 1308.444127][ C2] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1308.444137][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 1308.444142][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 1308.444150][ C2] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1308.444157][ C2] rcu_core (kernel/rcu/tree.c:2834) 
[ 1308.444162][ C2] handle_softirqs (kernel/softirq.c:580) 
[ 1308.444170][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1308.444174][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 1308.444176][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1308.444180][    C2]  </IRQ>
[ 1308.444181][    C2]  <TASK>
[ 1308.444183][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1308.444186][ C2] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1308.444191][ C2] Code: f2 ce 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 17 28 00 fb f4 <e9> fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	f2 ce                	repnz (bad)
   2:	00 c3                	add    %al,%bl
   4:	cc                   	int3
   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 17 28 00 	verw   0x281783(%rip)        # 0x2817ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	e9 fc 54 02 00       	jmp    0x2552b		<-- trapping instruction
  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:	e9 fc 54 02 00       	jmp    0x25501
   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
[ 1308.444193][    C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246
[ 1308.444198][    C2] RAX: 0000000000000002 RBX: 1ffff92000028fc1 RCX: ffffffff9c8125d9
[ 1308.444200][    C2] RDX: ffffed1006c266fb RSI: ffffffff9cc58b60 RDI: ffffffff99f8f5bf
[ 1308.444202][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1006c266fa
[ 1308.444204][    C2] R10: ffff8880361337d3 R11: ffff888001ee4b58 R12: 0000000000000000
[ 1308.444205][    C2] R13: ffff888001bf2340 R14: dffffc0000000000 R15: 0000000000000000
[ 1308.444209][ C2] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 1308.444213][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1308.444217][ C2] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1308.444220][ C2] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1308.444222][ C2] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1308.444226][ C2] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 1308.444230][ C2] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 1308.444235][ C2] do_idle (kernel/sched/idle.c:325) 
[ 1308.444239][ C2] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1308.444243][ C2] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 1308.444246][ C2] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 1308.444251][ C2] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [ 1311.890509][    C3] INFO: lockdep is turned off.
| [ 1311.890716][    C3] Preemption disabled at:
| [ 1311.890718][ C3] handle_softirqs (kernel/softirq.c:553) 
| [ 1311.891174][    C3] Tainted: [W]=WARN
[ 1311.891175][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1311.891178][    C3] Call Trace:
[ 1311.891180][    C3]  <IRQ>
[ 1311.891182][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1311.891190][ C3] __might_resched (kernel/sched/core.c:8796) 
[ 1311.891196][ C3] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 1311.891200][ C3] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 1311.891203][ C3] ? simple_recursive_removal (fs/libfs.c:614) 
[ 1311.891207][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1311.891213][ 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) 
[ 1311.891218][ C3] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 1311.891221][ 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) 
[ 1311.891224][ C3] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 1311.891230][ C3] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 1311.891233][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 1311.891239][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 1311.891242][ 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:2376) 
[ 1311.891248][ C3] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1311.891253][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 1311.891257][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 1311.891259][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1311.891263][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1311.891268][ C3] ? stack_trace_consume_entry (kernel/stacktrace.c:93) 
[ 1311.891274][ C3] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:27 (discriminator 1)) 
[ 1311.891278][ C3] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 1311.891281][ C3] ? set_track_prepare (mm/slub.c:936) 
[ 1311.891288][ C3] ? __alloc_object (mm/kmemleak.c:697) 
[ 1311.891293][ C3] ? __create_object (mm/kmemleak.c:770) 
[ 1311.891296][ C3] ? kmem_cache_alloc_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4203) 
[ 1311.891301][ C3] ? fuse_request_alloc (fs/fuse/dev.c:142) 
[ 1311.891314][ C3] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 1311.891319][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1311.891324][ C3] __put_net (net/core/net_namespace.c:732) 
[ 1311.891328][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1311.891332][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 1311.891335][ C3] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1311.891340][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 1311.891344][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1311.891348][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 1311.891354][ C3] rcu_core (kernel/rcu/tree.c:2834) 
[ 1311.891358][ C3] handle_softirqs (kernel/softirq.c:580) 
[ 1311.891364][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1311.891367][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 1311.891369][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1311.891373][    C3]  </IRQ>
[ 1311.891374][    C3]  <TASK>
[ 1311.891375][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1311.891378][ C3] RIP: 0010:stack_trace_consume_entry (kernel/stacktrace.c:93) 
[ 1311.891382][ C3] Code: 84 d2 0f 85 98 00 00 00 8b 43 0c 85 c0 75 57 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 80 3c 02 00 0f 85 9a 00 00 00 <8d> 45 01 89 43 10 48 8b 03 48 8d 2c e8 48 b8 00 00 00 00 00 fc ff
All code
========
   0:	84 d2                	test   %dl,%dl
   2:	0f 85 98 00 00 00    	jne    0xa0
   8:	8b 43 0c             	mov    0xc(%rbx),%eax
   b:	85 c0                	test   %eax,%eax
   d:	75 57                	jne    0x66
   f:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  16:	fc ff df 
  19:	48 89 da             	mov    %rbx,%rdx
  1c:	48 c1 ea 03          	shr    $0x3,%rdx
  20:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
  24:	0f 85 9a 00 00 00    	jne    0xc4
  2a:*	8d 45 01             	lea    0x1(%rbp),%eax		<-- trapping instruction
  2d:	89 43 10             	mov    %eax,0x10(%rbx)
  30:	48 8b 03             	mov    (%rbx),%rax
  33:	48 8d 2c e8          	lea    (%rax,%rbp,8),%rbp
  37:	48                   	rex.W
  38:	b8 00 00 00 00       	mov    $0x0,%eax
  3d:	00 fc                	add    %bh,%ah
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	8d 45 01             	lea    0x1(%rbp),%eax
   3:	89 43 10             	mov    %eax,0x10(%rbx)
   6:	48 8b 03             	mov    (%rbx),%rax
   9:	48 8d 2c e8          	lea    (%rax,%rbp,8),%rbp
   d:	48                   	rex.W
   e:	b8 00 00 00 00       	mov    $0x0,%eax
  13:	00 fc                	add    %bh,%ah
  15:	ff                   	.byte 0xff
[ 1311.891385][    C3] RSP: 0018:ffffc900008b7390 EFLAGS: 00000246
[ 1311.891388][    C3] RAX: dffffc0000000000 RBX: ffffc900008b7478 RCX: ffffc900008b8001
[ 1311.891391][    C3] RDX: 1ffff92000116e8f RSI: ffffffff9aa33419 RDI: ffffc900008b7484
[ 1311.891393][    C3] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffc900008b73f1
[ 1311.891404][    C3] R10: ffffffff99e14687 R11: ffffc900008b73f0 R12: ffffc900008b7478
[ 1311.891407][    C3] R13: 0000000000000000 R14: ffff88800a720040 R15: 0000000000000dc0
[ 1311.891411][ 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) 
[ 1311.891418][ C3] ? fuse_get_req (fs/fuse/dev.c:224) 
[ 1311.891423][ C3] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 1311.891426][ C3] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 1311.891430][ C3] arch_stack_walk (arch/x86/kernel/stacktrace.c:27 (discriminator 1)) 
[ 1311.891434][ C3] ? fuse_get_req (fs/fuse/dev.c:224) 
[ 1311.891439][ C3] stack_trace_save (kernel/stacktrace.c:123) 
[ 1311.891442][ C3] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 1311.891448][ C3] set_track_prepare (mm/slub.c:936) 
[ 1311.891450][ C3] ? kmem_cache_alloc_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4203) 
[ 1311.891453][ C3] ? fuse_request_alloc (fs/fuse/dev.c:142) 
[ 1311.891457][ C3] ? trace_kmem_cache_alloc (./include/trace/events/kmem.h:12 (discriminator 21)) 
[ 1311.891463][ C3] ? lockdep_init_map_type (kernel/locking/lockdep.c:4976) 
[ 1311.891469][ C3] __alloc_object (mm/kmemleak.c:697) 
[ 1311.891473][ C3] __create_object (mm/kmemleak.c:770) 
[ 1311.891477][ C3] kmem_cache_alloc_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4203) 
[ 1311.891482][ C3] fuse_request_alloc (fs/fuse/dev.c:142) 
[ 1311.891485][ C3] fuse_get_req (fs/fuse/dev.c:224) 
[ 1311.891488][ C3] ? kasan_unpoison (mm/kasan/shadow.c:156 mm/kasan/shadow.c:182) 
[ 1311.891493][ C3] ? __kasan_unpoison_pages (mm/kasan/common.c:136) 
[ 1311.891498][ C3] ? __pfx_fuse_get_req (fs/fuse/dev.c:197) 
[ 1311.891502][ C3] ? get_page_from_freelist (mm/page_alloc.c:1720 mm/page_alloc.c:3680) 
[ 1311.891513][ C3] __fuse_simple_request (fs/fuse/dev.c:661 (discriminator 3)) 
[ 1311.891517][ C3] ? trace_mm_page_alloc (./include/trace/events/kmem.h:177 (discriminator 21)) 
[ 1311.891521][ C3] fuse_readlink_page (fs/fuse/dir.c:144 fs/fuse/dir.c:1636) 
[ 1311.891526][ C3] ? __pfx_fuse_readlink_page (fs/fuse/dir.c:1616) 
[ 1311.891530][ C3] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 21)) 
[ 1311.891537][ C3] ? dput.part.0 (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 fs/dcache.c:906) 
[ 1311.891542][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1311.891547][ C3] fuse_get_link (fs/fuse/dir.c:1673) 
[ 1311.891550][ C3] ? ovl_revalidate_real (fs/overlayfs/super.c:112 fs/overlayfs/super.c:83) 
[ 1311.891555][ C3] ovl_get_link (fs/overlayfs/inode.c:337 fs/overlayfs/inode.c:325) 
[ 1311.891560][ C3] pick_link (fs/namei.c:1942) 
[ 1311.891567][ C3] step_into (fs/namei.c:2008) 
[ 1311.891571][ C3] ? ovl_dentry_revalidate_common (fs/overlayfs/ovl_entry.h:128 (discriminator 4) fs/overlayfs/super.c:141 (discriminator 4)) 
[ 1311.891574][ C3] ? __pfx_step_into (fs/namei.c:1973) 
[ 1311.891578][ C3] ? lookup_fast (fs/namei.c:929 fs/namei.c:925 fs/namei.c:1778) 
[ 1311.891581][ C3] ? __pfx_link_path_walk (fs/namei.c:2429) 
[ 1311.891587][ C3] path_lookupat (fs/namei.c:2639 fs/namei.c:2663) 
[ 1311.891591][ C3] filename_lookup (fs/namei.c:2693) 
[ 1311.891594][ C3] ? __pfx_filename_lookup (fs/namei.c:2686) 
[ 1311.891600][ 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) 
[ 1311.891603][ C3] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 1311.891608][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1311.891611][ C3] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 1311.891614][ C3] ? __might_fault (mm/memory.c:7151 mm/memory.c:7145) 
[ 1311.891620][ C3] vfs_statx (fs/stat.c:353) 
[ 1311.891625][ C3] ? __pfx_vfs_statx (fs/stat.c:343) 
[ 1311.891629][ C3] ? getname_flags.part.0 (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 fs/namei.c:132 fs/namei.c:213) 
[ 1311.891633][ C3] vfs_fstatat (fs/stat.c:376) 
[ 1311.891637][ C3] __do_sys_newfstatat (fs/stat.c:543) 
[ 1311.891640][ C3] ? __pfx___do_sys_newfstatat (fs/stat.c:538) 
[ 1311.891643][ C3] ? __rseq_handle_notify_resume (kernel/rseq.c:442) 
[ 1311.891654][ C3] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:425) 
[ 1311.891661][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1311.891664][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 1311.891668][ C3] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 1311.891673][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1311.891675][    C3] RIP: 0033:0x7fb97db2310e
[ 1311.891679][ C3] Code: 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 07 00 00 00 0f 1f 80 00 00 00 00 f3 0f 1e fa 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 0b 31 c0 c3 0f 1f 84 00 00 00 00 00 48 8b 15 b9
All code
========
   0:	48 89 f2             	mov    %rsi,%rdx
   3:	b9 00 01 00 00       	mov    $0x100,%ecx
   8:	48 89 fe             	mov    %rdi,%rsi
   b:	bf 9c ff ff ff       	mov    $0xffffff9c,%edi
  10:	e9 07 00 00 00       	jmp    0x1c
  15:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1c:	f3 0f 1e fa          	endbr64
  20:	41 89 ca             	mov    %ecx,%r10d
  23:	b8 06 01 00 00       	mov    $0x106,%eax
  28:	0f 05                	syscall
  2a:*	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax		<-- trapping instruction
  2f:	77 0b                	ja     0x3c
  31:	31 c0                	xor    %eax,%eax
  33:	c3                   	ret
  34:	0f 1f 84 00 00 00 00 	nopl   0x0(%rax,%rax,1)
  3b:	00 
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	15                   	.byte 0x15
  3f:	b9                   	.byte 0xb9

Code starting with the faulting instruction
===========================================
   0:	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax
   5:	77 0b                	ja     0x12
   7:	31 c0                	xor    %eax,%eax
   9:	c3                   	ret
   a:	0f 1f 84 00 00 00 00 	nopl   0x0(%rax,%rax,1)
  11:	00 
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	15                   	.byte 0x15
  15:	b9                   	.byte 0xb9
[ 1311.891681][    C3] RSP: 002b:00007ffed9178fa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 1311.891685][    C3] RAX: ffffffffffffffda RBX: 00007ffed917a0d8 RCX: 00007fb97db2310e
[ 1311.891687][    C3] RDX: 00007ffed9178fc0 RSI: 000055571487cfc0 RDI: 00000000ffffff9c
[ 1311.891688][    C3] RBP: 000055571487cfc0 R08: 0000000000000000 R09: 0000000000000000
[ 1311.891690][    C3] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffed917a0e0
[ 1311.891691][    C3] R13: 000055571487c430 R14: 000055571487c430 R15: 00005556ed5c4a28
| [ 1314.362451][    C2] INFO: lockdep is turned off.
| [ 1314.362670][    C2] Preemption disabled at:
| [ 1314.362672][ C2] 0x0 
| [ 1314.363064][    C2] Tainted: [W]=WARN
[ 1314.363066][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1314.363068][    C2] Call Trace:
[ 1314.363071][    C2]  <IRQ>
[ 1314.363073][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1314.363085][ C2] __might_resched (kernel/sched/core.c:8796) 
[ 1314.363093][ C2] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 1314.363098][ C2] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 1314.363101][ C2] ? simple_recursive_removal (fs/libfs.c:614) 
[ 1314.363107][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1314.363114][ 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) 
[ 1314.363120][ C2] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 1314.363123][ 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) 
[ 1314.363126][ C2] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 1314.363137][ C2] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 1314.363140][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 1314.363147][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 1314.363151][ 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:2376) 
[ 1314.363159][ C2] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1314.363164][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 1314.363167][ C2] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 1314.363172][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1314.363177][ C2] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1314.363182][ C2] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1314.363185][ C2] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1314.363189][ C2] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1314.363192][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1314.363198][ C2] ? do_idle (kernel/sched/idle.c:325) 
[ 1314.363201][ C2] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1314.363204][ C2] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 1314.363210][ C2] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 1314.363214][ C2] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 1314.363220][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1314.363225][ C2] __put_net (net/core/net_namespace.c:732) 
[ 1314.363229][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1314.363234][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 1314.363237][ C2] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1314.363242][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 1314.363246][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 1314.363254][ C2] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1314.363261][ C2] rcu_core (kernel/rcu/tree.c:2834) 
[ 1314.363265][ C2] handle_softirqs (kernel/softirq.c:580) 
[ 1314.363273][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1314.363277][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 1314.363279][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1314.363283][    C2]  </IRQ>
[ 1314.363284][    C2]  <TASK>
[ 1314.363285][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1314.363288][ C2] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1314.363293][ C2] Code: f2 ce 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 17 28 00 fb f4 <e9> fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	f2 ce                	repnz (bad)
   2:	00 c3                	add    %al,%bl
   4:	cc                   	int3
   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 17 28 00 	verw   0x281783(%rip)        # 0x2817ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	e9 fc 54 02 00       	jmp    0x2552b		<-- trapping instruction
  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:	e9 fc 54 02 00       	jmp    0x25501
   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
[ 1314.363296][    C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246
[ 1314.363300][    C2] RAX: 0000000000000002 RBX: 1ffff92000028fc1 RCX: ffffffff9c8125d9
[ 1314.363302][    C2] RDX: ffffed1006c266fb RSI: ffffffff9cc58b60 RDI: ffffffff99f8f5bf
[ 1314.363304][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1006c266fa
[ 1314.363306][    C2] R10: ffff8880361337d3 R11: ffffffffa02dc200 R12: 0000000000000000
[ 1314.363307][    C2] R13: ffff888001bf2340 R14: dffffc0000000000 R15: 0000000000000000
[ 1314.363311][ C2] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 1314.363314][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1314.363319][ C2] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1314.363321][ C2] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1314.363324][ C2] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1314.363328][ C2] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 1314.363332][ C2] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 1314.363337][ C2] do_idle (kernel/sched/idle.c:325) 
[ 1314.363341][ C2] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1314.363345][ C2] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 1314.363348][ C2] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 1314.363353][ C2] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [ 1317.866403][    C1] INFO: lockdep is turned off.
| [ 1317.866580][    C1] Preemption disabled at:
| [ 1317.866582][ C1] 0x0 
| [ 1317.866903][    C1] Tainted: [W]=WARN
[ 1317.866905][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1317.866907][    C1] Call Trace:
[ 1317.866909][    C1]  <IRQ>
[ 1317.866912][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1317.866926][ C1] __might_resched (kernel/sched/core.c:8796) 
[ 1317.866934][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 1317.866940][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 1317.866943][ C1] ? simple_recursive_removal (fs/libfs.c:614) 
[ 1317.866950][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1317.866959][ 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) 
[ 1317.866965][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 1317.866968][ 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) 
[ 1317.866971][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 1317.866980][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 1317.866982][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 1317.866991][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 1317.866994][ 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:2376) 
[ 1317.867004][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1317.867009][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 1317.867013][ C1] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 1317.867018][ C1] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1317.867024][ C1] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1317.867029][ C1] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1317.867032][ C1] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1317.867036][ C1] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1317.867038][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1317.867045][ C1] ? do_idle (kernel/sched/idle.c:325) 
[ 1317.867048][ C1] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1317.867051][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 1317.867058][ C1] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 1317.867063][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 1317.867070][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1317.867075][ C1] __put_net (net/core/net_namespace.c:732) 
[ 1317.867080][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1317.867084][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 1317.867087][ C1] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1317.867092][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 1317.867096][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1317.867101][ C1] rcu_core (kernel/rcu/tree.c:2834) 
[ 1317.867106][ C1] handle_softirqs (kernel/softirq.c:580) 
[ 1317.867114][ C1] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1317.867117][ C1] irq_exit_rcu (kernel/softirq.c:698) 
[ 1317.867119][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1317.867123][    C1]  </IRQ>
[ 1317.867124][    C1]  <TASK>
[ 1317.867126][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1317.867129][ C1] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1317.867136][ C1] Code: f2 ce 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 17 28 00 fb f4 <e9> fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	f2 ce                	repnz (bad)
   2:	00 c3                	add    %al,%bl
   4:	cc                   	int3
   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 17 28 00 	verw   0x281783(%rip)        # 0x2817ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	e9 fc 54 02 00       	jmp    0x2552b		<-- trapping instruction
  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:	e9 fc 54 02 00       	jmp    0x25501
   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
[ 1317.867139][    C1] RSP: 0018:ffffc90000137de8 EFLAGS: 00000246
[ 1317.867142][    C1] RAX: 0000000000000001 RBX: 1ffff92000026fc1 RCX: ffffffff9c8125d9
[ 1317.867144][    C1] RDX: ffffed1006c166fb RSI: ffffffff9cc58b60 RDI: ffffffff99f8f5bf
[ 1317.867146][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1006c166fa
[ 1317.867148][    C1] R10: ffff8880360b37d3 R11: ffff888001bdcb58 R12: 0000000000000000
[ 1317.867150][    C1] R13: ffff888001bf0040 R14: dffffc0000000000 R15: 0000000000000000
[ 1317.867154][ C1] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 1317.867157][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1317.867162][ C1] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1317.867164][ C1] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1317.867167][ C1] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1317.867171][ C1] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 1317.867176][ C1] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 1317.867181][ C1] do_idle (kernel/sched/idle.c:325) 
[ 1317.867185][ C1] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1317.867189][ C1] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 1317.867192][ C1] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 


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