======================================
| [   17.733980][    C0] 1 lock held by swapper/0/0:
| [ 17.734205][ C0] #0: ffffffffb25774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:331 kernel/rcu/tree.c:2570) 
| [   17.734586][    C0]
| [   17.734586][    C0] stack backtrace:
[   17.734869][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.734871][    C0] Call Trace:
[   17.734873][    C0]  <IRQ>
[ 17.734876][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 17.734884][ C0] print_usage_bug.part.0 (kernel/locking/lockdep.c:4048) 
[ 17.734889][ C0] mark_lock_irq (kernel/locking/lockdep.c:4013 kernel/locking/lockdep.c:4059 kernel/locking/lockdep.c:4270) 
[ 17.734893][ C0] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 17.734900][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 17.734904][ C0] ? save_trace (kernel/locking/lockdep.c:595) 
[ 17.734910][ C0] mark_lock (kernel/locking/lockdep.c:4756) 
[ 17.734914][ C0] mark_usage (kernel/locking/lockdep.c:4645) 
[ 17.734917][ C0] __lock_acquire (kernel/locking/lockdep.c:5194) 
[ 17.734920][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.734924][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:473 kernel/locking/lockdep.c:5873) 
[ 17.734927][ C0] ? simple_pin_fs (fs/libfs.c:1067) 
[ 17.734933][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.734938][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 17.734940][ C0] ? simple_pin_fs (fs/libfs.c:1067) 
[ 17.734945][ C0] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 17.734949][ C0] ? simple_pin_fs (fs/libfs.c:1067) 
[ 17.734952][ C0] simple_pin_fs (fs/libfs.c:1067) 
[ 17.734957][ C0] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) 
[ 17.734960][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 17.734969][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 17.734972][ 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) 
[ 17.734979][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 17.734982][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 17.734985][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 17.734988][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 17.734994][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 17.734999][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 17.735002][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 17.735005][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 17.735008][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 17.735012][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 17.735014][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 17.735017][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 17.735020][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 17.735027][ C0] __put_net (net/core/net_namespace.c:732) 
[ 17.735032][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 17.735036][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 17.735038][ C0] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 17.735043][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 17.735046][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 17.735051][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 17.735057][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 17.735062][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 17.735065][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 17.735068][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   17.735071][    C0]  </IRQ>
[   17.735072][    C0]  <TASK>
[ 17.735074][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 17.735077][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 17.735082][ C0] Code: 92 b5 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 37 10 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:	92                   	xchg   %eax,%edx
   1:	b5 00                	mov    $0x0,%ch
   3:	c3                   	ret
   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 37 10 00 	verw   0x103783(%rip)        # 0x1037ab
  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
[   17.735084][    C0] RSP: 0018:ffffffffb2207df8 EFLAGS: 00000242
[   17.735088][    C0] RAX: 0000000000077cd9 RBX: 1ffffffff6440fc3 RCX: ffffffffb15905d9
[   17.735090][    C0] RDX: 0000000000000000 RSI: ffffffffb208f4e4 RDI: ffffffffb1853be0
[   17.735092][    C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c066fa
[   17.735094][    C0] R10: ffff8880360337d3 R11: ffffffffb2211288 R12: 0000000000000000
[   17.735095][    C0] R13: ffffffffb221f240 R14: dffffc0000000000 R15: 0000000000014770
[ 17.735100][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 17.735105][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 17.735107][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 17.735110][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 17.735113][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 17.735117][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 17.735124][ C0] do_idle (kernel/sched/idle.c:325) 
[ 17.735127][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 17.735130][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 17.735134][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 17.735138][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) 
[ 17.735143][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:231 (discriminator 17)) 
[ 17.735147][ C0] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   17.753490][    C0] RCU nest depth: 0, expected: 0
| [   17.753689][    C0] INFO: lockdep is turned off.
| [   17.753898][    C0] Preemption disabled at:
| [ 17.753900][ C0] schedule_preempt_disabled (kernel/sched/core.c:6933) 
[   17.754486][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.754489][    C0] Call Trace:
[   17.754491][    C0]  <IRQ>
[ 17.754493][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 17.754500][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 17.754509][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 17.754514][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 17.754517][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 17.754522][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.754528][ 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) 
[ 17.754535][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 17.754538][ 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) 
[ 17.754541][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 17.754547][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 17.754550][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 17.754557][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 17.754560][ 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) 
[ 17.754567][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 17.754571][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 17.754574][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 17.754580][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 17.754585][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 17.754591][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 17.754594][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 17.754597][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 17.754600][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 17.754604][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 17.754606][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 17.754609][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 17.754612][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 17.754620][ C0] __put_net (net/core/net_namespace.c:732) 
[ 17.754625][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 17.754629][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 17.754632][ C0] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 17.754636][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 17.754640][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 17.754646][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 17.754651][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 17.754657][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 17.754660][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 17.754662][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   17.754666][    C0]  </IRQ>
[   17.754667][    C0]  <TASK>
[ 17.754669][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 17.754671][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 17.754676][ C0] Code: 92 b5 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 37 10 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:	92                   	xchg   %eax,%edx
   1:	b5 00                	mov    $0x0,%ch
   3:	c3                   	ret
   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 37 10 00 	verw   0x103783(%rip)        # 0x1037ab
  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
[   17.754679][    C0] RSP: 0018:ffffffffb2207df8 EFLAGS: 00000242
[   17.754682][    C0] RAX: 0000000000077cd9 RBX: 1ffffffff6440fc3 RCX: ffffffffb15905d9
[   17.754684][    C0] RDX: 0000000000000000 RSI: ffffffffb208f4e4 RDI: ffffffffb1853be0
[   17.754686][    C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c066fa
[   17.754688][    C0] R10: ffff8880360337d3 R11: ffffffffb2211288 R12: 0000000000000000
[   17.754689][    C0] R13: ffffffffb221f240 R14: dffffc0000000000 R15: 0000000000014770
[ 17.754694][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 17.754699][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 17.754701][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 17.754704][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 17.754707][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 17.754711][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 17.754717][ C0] do_idle (kernel/sched/idle.c:325) 
[ 17.754720][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 17.754723][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 17.754727][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 17.754731][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) 
[ 17.754736][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:231 (discriminator 17)) 
[ 17.754739][ C0] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   20.476691][    C0] INFO: lockdep is turned off.
| [   20.476899][    C0] Preemption disabled at:
| [ 20.476901][ C0] schedule_preempt_disabled (kernel/sched/core.c:6933) 
| [   20.477349][    C0] Tainted: [W]=WARN
[   20.477351][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.477353][    C0] Call Trace:
[   20.477355][    C0]  <IRQ>
[ 20.477357][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 20.477365][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 20.477374][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 20.477379][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 20.477382][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 20.477388][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.477395][ 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) 
[ 20.477405][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 20.477410][ 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) 
[ 20.477415][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 20.477422][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 20.477425][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 20.477434][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 20.477438][ 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) 
[ 20.477445][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 20.477449][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 20.477452][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 20.477459][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 20.477465][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 20.477470][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 20.477474][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 20.477476][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 20.477479][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 20.477484][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 20.477486][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 20.477488][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 20.477491][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 20.477498][ C0] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 20.477504][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.477509][ C0] __put_net (net/core/net_namespace.c:732) 
[ 20.477513][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 20.477517][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 20.477520][ C0] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 20.477524][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 20.477528][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 20.477536][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 20.477542][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 20.477548][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 20.477553][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 20.477557][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 20.477560][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   20.477563][    C0]  </IRQ>
[   20.477564][    C0]  <TASK>
[ 20.477566][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 20.477569][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 20.477574][ C0] Code: 92 b5 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 37 10 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:	92                   	xchg   %eax,%edx
   1:	b5 00                	mov    $0x0,%ch
   3:	c3                   	ret
   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 37 10 00 	verw   0x103783(%rip)        # 0x1037ab
  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
[   20.477577][    C0] RSP: 0018:ffffffffb2207df8 EFLAGS: 00000246
[   20.477581][    C0] RAX: 0000000000000000 RBX: 1ffffffff6440fc3 RCX: ffffffffb15905d9
[   20.477583][    C0] RDX: ffffed1006c066fb RSI: ffffffffb1853b60 RDI: ffffffffaed8d18f
[   20.477586][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1006c066fa
[   20.477588][    C0] R10: ffff8880360337d3 R11: ffffffffb22079d0 R12: 0000000000000000
[   20.477589][    C0] R13: ffffffffb221f240 R14: dffffc0000000000 R15: 0000000000014770
[ 20.477594][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 20.477597][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 20.477601][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 20.477603][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 20.477606][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 20.477609][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 20.477613][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 20.477620][ C0] do_idle (kernel/sched/idle.c:325) 
[ 20.477623][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 20.477626][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 20.477629][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 20.477634][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) 
[ 20.477639][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:231 (discriminator 17)) 


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