======================================
| [   18.697256][    C0] 1 lock held by swapper/0/0:
| [ 18.697493][ C0] #0: ffffffff915774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:331 kernel/rcu/tree.c:2570) 
| [   18.697890][    C0]
| [   18.697890][    C0] stack backtrace:
[   18.698175][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.698177][    C0] Call Trace:
[   18.698179][    C0]  <IRQ>
[ 18.698181][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 18.698187][ C0] print_usage_bug.part.0 (kernel/locking/lockdep.c:4048) 
[ 18.698192][ C0] mark_lock_irq (kernel/locking/lockdep.c:4013 kernel/locking/lockdep.c:4059 kernel/locking/lockdep.c:4270) 
[ 18.698195][ C0] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 18.698201][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 18.698205][ C0] ? save_trace (kernel/locking/lockdep.c:595) 
[ 18.698211][ C0] mark_lock (kernel/locking/lockdep.c:4756) 
[ 18.698214][ C0] mark_usage (kernel/locking/lockdep.c:4645) 
[ 18.698218][ C0] __lock_acquire (kernel/locking/lockdep.c:5194) 
[ 18.698221][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.698225][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:473 kernel/locking/lockdep.c:5873) 
[ 18.698228][ C0] ? simple_pin_fs (fs/libfs.c:1067) 
[ 18.698232][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.698236][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 18.698239][ C0] ? simple_pin_fs (fs/libfs.c:1067) 
[ 18.698244][ C0] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 18.698247][ C0] ? simple_pin_fs (fs/libfs.c:1067) 
[ 18.698250][ C0] simple_pin_fs (fs/libfs.c:1067) 
[ 18.698255][ C0] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) 
[ 18.698258][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:411 lib/ref_tracker.c:195) 
[ 18.698264][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 18.698268][ 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) 
[ 18.698273][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 18.698276][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 18.698279][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 18.698282][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 18.698286][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 18.698290][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 18.698293][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 18.698296][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 18.698298][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 18.698302][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 18.698304][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 18.698306][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 18.698309][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 18.698315][ C0] __put_net (net/core/net_namespace.c:732) 
[ 18.698319][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 18.698323][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 18.698325][ C0] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 18.698328][ C0] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.698332][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 18.698336][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 18.698339][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 18.698342][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 18.698347][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 18.698351][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 18.698357][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 18.698360][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 18.698363][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   18.698366][    C0]  </IRQ>
[   18.698367][    C0]  <TASK>
[ 18.698369][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 18.698372][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 18.698376][ C0] Code: a2 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 47 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:	a2 b5 00 c3 cc cc cc 	movabs %al,0xfccccccccc300b5
   7:	cc 0f 
   9:	1f                   	(bad)
   a:	00 90 90 90 90 90    	add    %dl,-0x6f6f6f70(%rax)
  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 47 10 00 	verw   0x104783(%rip)        # 0x1047ab
  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
[   18.698379][    C0] RSP: 0018:ffffffff91207df8 EFLAGS: 00000246
[   18.698382][    C0] RAX: 00000000000779d7 RBX: 1ffffffff2240fc3 RCX: ffffffff9058f5d9
[   18.698384][    C0] RDX: 0000000000000000 RSI: ffffffff9108f4e4 RDI: ffffffff90853be0
[   18.698386][    C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c066fa
[   18.698387][    C0] R10: ffff8880360337d3 R11: ffffffff91211288 R12: 0000000000000000
[   18.698389][    C0] R13: ffffffff9121f240 R14: dffffc0000000000 R15: 0000000000014770
[ 18.698393][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 18.698398][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 18.698400][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 18.698403][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 18.698406][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 18.698410][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 18.698416][ C0] do_idle (kernel/sched/idle.c:325) 
[ 18.698419][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 18.698422][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 18.698426][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 18.698430][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) 
[ 18.698434][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:231 (discriminator 17)) 
[ 18.698438][ C0] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   18.718351][    C0] RCU nest depth: 0, expected: 0
| [   18.718575][    C0] INFO: lockdep is turned off.
| [   18.718795][    C0] Preemption disabled at:
| [ 18.718797][ C0] schedule_preempt_disabled (kernel/sched/core.c:6933) 
[   18.719439][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.719441][    C0] Call Trace:
[   18.719443][    C0]  <IRQ>
[ 18.719445][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 18.719451][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 18.719457][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 18.719461][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 18.719464][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 18.719468][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.719473][ 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) 
[ 18.719479][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 18.719482][ 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) 
[ 18.719485][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 18.719491][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 18.719493][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:411 lib/ref_tracker.c:195) 
[ 18.719499][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 18.719502][ 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) 
[ 18.719507][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 18.719511][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 18.719514][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 18.719518][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 18.719523][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 18.719526][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 18.719530][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 18.719532][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 18.719535][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 18.719538][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 18.719540][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 18.719542][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 18.719545][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 18.719552][ C0] __put_net (net/core/net_namespace.c:732) 
[ 18.719556][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 18.719560][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 18.719563][ C0] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 18.719566][ C0] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.719571][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 18.719575][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 18.719579][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 18.719582][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 18.719587][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 18.719591][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 18.719597][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 18.719600][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 18.719603][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   18.719607][    C0]  </IRQ>
[   18.719608][    C0]  <TASK>
[ 18.719609][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 18.719612][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 18.719616][ C0] Code: a2 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 47 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:	a2 b5 00 c3 cc cc cc 	movabs %al,0xfccccccccc300b5
   7:	cc 0f 
   9:	1f                   	(bad)
   a:	00 90 90 90 90 90    	add    %dl,-0x6f6f6f70(%rax)
  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 47 10 00 	verw   0x104783(%rip)        # 0x1047ab
  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
[   18.719619][    C0] RSP: 0018:ffffffff91207df8 EFLAGS: 00000246
[   18.719622][    C0] RAX: 00000000000779d7 RBX: 1ffffffff2240fc3 RCX: ffffffff9058f5d9
[   18.719624][    C0] RDX: 0000000000000000 RSI: ffffffff9108f4e4 RDI: ffffffff90853be0
[   18.719626][    C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c066fa
[   18.719628][    C0] R10: ffff8880360337d3 R11: ffffffff91211288 R12: 0000000000000000
[   18.719629][    C0] R13: ffffffff9121f240 R14: dffffc0000000000 R15: 0000000000014770
[ 18.719633][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 18.719638][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 18.719641][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 18.719643][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 18.719646][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 18.719650][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 18.719656][ C0] do_idle (kernel/sched/idle.c:325) 
[ 18.719659][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 18.719662][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 18.719666][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 18.719670][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) 
[ 18.719674][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:231 (discriminator 17)) 
[ 18.719678][ C0] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   21.956147][    C0] INFO: lockdep is turned off.
| [   21.956437][    C0] Preemption disabled at:
| [ 21.956439][ C0] schedule_preempt_disabled (kernel/sched/core.c:6933) 
| [   21.957101][    C0] Tainted: [W]=WARN
[   21.957103][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.957106][    C0] Call Trace:
[   21.957109][    C0]  <IRQ>
[ 21.957112][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 21.957121][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 21.957132][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 21.957139][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 21.957143][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 21.957149][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.957157][ 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) 
[ 21.957166][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 21.957170][ 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) 
[ 21.957175][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 21.957183][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 21.957187][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:411 lib/ref_tracker.c:195) 
[ 21.957194][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 21.957199][ 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) 
[ 21.957207][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 21.957212][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 21.957216][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 21.957224][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 21.957231][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 21.957237][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 21.957241][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 21.957245][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 21.957249][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 21.957254][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 21.957257][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 21.957261][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 21.957265][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 21.957274][ C0] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 21.957282][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.957289][ C0] __put_net (net/core/net_namespace.c:732) 
[ 21.957295][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 21.957301][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 21.957305][ C0] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 21.957313][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 21.957319][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 21.957328][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.957337][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 21.957344][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 21.957352][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 21.957357][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 21.957361][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   21.957366][    C0]  </IRQ>
[   21.957368][    C0]  <TASK>
[ 21.957371][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 21.957375][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 21.957382][ C0] Code: a2 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 47 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:	a2 b5 00 c3 cc cc cc 	movabs %al,0xfccccccccc300b5
   7:	cc 0f 
   9:	1f                   	(bad)
   a:	00 90 90 90 90 90    	add    %dl,-0x6f6f6f70(%rax)
  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 47 10 00 	verw   0x104783(%rip)        # 0x1047ab
  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
[   21.957386][    C0] RSP: 0018:ffffffff91207df8 EFLAGS: 00000246
[   21.957392][    C0] RAX: 0000000000000000 RBX: 1ffffffff2240fc3 RCX: ffffffff9058f5d9
[   21.957395][    C0] RDX: ffffed1006c066fb RSI: ffffffff90853b60 RDI: ffffffff8dd8d18f
[   21.957397][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1006c066fa
[   21.957400][    C0] R10: ffff8880360337d3 R11: ffff888001becad8 R12: 0000000000000000
[   21.957403][    C0] R13: ffffffff9121f240 R14: dffffc0000000000 R15: 0000000000014770
[ 21.957409][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 21.957413][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 21.957419][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 21.957423][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 21.957426][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 21.957431][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 21.957437][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 21.957446][ C0] do_idle (kernel/sched/idle.c:325) 
[ 21.957451][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 21.957455][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 21.957461][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 21.957466][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) 
[ 21.957473][ 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