======================================
| [   15.458553][    C2] 1 lock held by swapper/2/0:
| [ 15.458739][ C2] #0: ffffffff8f5774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:331 kernel/rcu/tree.c:2570) 
| [   15.459074][    C2]
| [   15.459074][    C2] stack backtrace:
[   15.459319][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.459322][    C2] Call Trace:
[   15.459323][    C2]  <IRQ>
[ 15.459326][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 15.459331][ C2] print_usage_bug.part.0 (kernel/locking/lockdep.c:4048) 
[ 15.459336][ C2] mark_lock_irq (kernel/locking/lockdep.c:4013 kernel/locking/lockdep.c:4059 kernel/locking/lockdep.c:4270) 
[ 15.459340][ C2] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 15.459345][ C2] ? save_trace (kernel/locking/lockdep.c:595) 
[ 15.459350][ C2] mark_lock (kernel/locking/lockdep.c:4756) 
[ 15.459354][ C2] mark_usage (kernel/locking/lockdep.c:4645) 
[ 15.459357][ C2] __lock_acquire (kernel/locking/lockdep.c:5194) 
[ 15.459360][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 15.459364][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:473 kernel/locking/lockdep.c:5873) 
[ 15.459367][ C2] ? simple_pin_fs (fs/libfs.c:1067) 
[ 15.459371][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 15.459375][ C2] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 15.459378][ C2] ? simple_pin_fs (fs/libfs.c:1067) 
[ 15.459382][ C2] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 15.459386][ C2] ? simple_pin_fs (fs/libfs.c:1067) 
[ 15.459389][ C2] simple_pin_fs (fs/libfs.c:1067) 
[ 15.459393][ C2] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) 
[ 15.459396][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 15.459402][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 15.459406][ 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) 
[ 15.459412][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.459415][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 15.459418][ C2] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 15.459421][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 15.459425][ C2] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.459429][ C2] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 15.459432][ C2] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 15.459435][ C2] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 15.459438][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 15.459441][ C2] ? do_idle (kernel/sched/idle.c:325) 
[ 15.459444][ C2] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 15.459446][ C2] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 15.459449][ C2] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 15.459457][ C2] __put_net (net/core/net_namespace.c:732) 
[ 15.459460][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 15.459464][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.459466][ C2] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.459470][ C2] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 15.459474][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 15.459477][ C2] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 15.459481][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 15.459483][ C2] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 15.459488][ C2] rcu_core (kernel/rcu/tree.c:2834) 
[ 15.459492][ C2] handle_softirqs (kernel/softirq.c:579) 
[ 15.459497][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 15.459501][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 15.459503][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   15.459507][    C2]  </IRQ>
[   15.459508][    C2]  <TASK>
[ 15.459509][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.459512][ C2] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 15.459516][ C2] 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
[   15.459519][    C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000242
[   15.459522][    C2] RAX: 000000000003bbc7 RBX: 1ffff92000028fc1 RCX: ffffffff8e5905d9
[   15.459524][    C2] RDX: 0000000000000000 RSI: ffffffff8f08f4e4 RDI: ffffffff8e853be0
[   15.459526][    C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa
[   15.459527][    C2] R10: ffff8880361337d3 R11: ffffffff8f211288 R12: 0000000000000000
[   15.459529][    C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000
[ 15.459533][ C2] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 15.459538][ C2] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 15.459540][ C2] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 15.459543][ C2] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 15.459546][ C2] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 15.459549][ C2] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 15.459554][ C2] do_idle (kernel/sched/idle.c:325) 
[ 15.459557][ C2] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 15.459560][ C2] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 15.459563][ C2] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 15.459568][ C2] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   15.475308][    C2] RCU nest depth: 0, expected: 0
| [   15.475721][    C2] INFO: lockdep is turned off.
| [   15.475907][    C2] Preemption disabled at:
| [ 15.475909][ C2] 0x0 
[   15.476244][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.476246][    C2] Call Trace:
[   15.476248][    C2]  <IRQ>
[ 15.476250][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 15.476258][ C2] __might_resched (kernel/sched/core.c:8796) 
[ 15.476264][ C2] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 15.476269][ C2] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 15.476271][ C2] ? simple_recursive_removal (fs/libfs.c:614) 
[ 15.476275][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 15.476279][ 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) 
[ 15.476285][ C2] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 15.476288][ 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) 
[ 15.476291][ C2] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 15.476296][ C2] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 15.476299][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 15.476304][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 15.476308][ 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) 
[ 15.476313][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.476316][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 15.476319][ C2] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 15.476323][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 15.476328][ C2] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.476332][ C2] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 15.476335][ C2] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 15.476337][ C2] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 15.476340][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 15.476346][ C2] ? do_idle (kernel/sched/idle.c:325) 
[ 15.476348][ C2] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 15.476350][ C2] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 15.476354][ C2] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 15.476360][ C2] __put_net (net/core/net_namespace.c:732) 
[ 15.476364][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 15.476368][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.476370][ C2] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.476374][ C2] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 15.476380][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 15.476383][ C2] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 15.476387][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 15.476390][ C2] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 15.476395][ C2] rcu_core (kernel/rcu/tree.c:2834) 
[ 15.476399][ C2] handle_softirqs (kernel/softirq.c:579) 
[ 15.476405][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 15.476407][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 15.476410][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   15.476414][    C2]  </IRQ>
[   15.476415][    C2]  <TASK>
[ 15.476416][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.476419][ C2] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 15.476423][ C2] 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
[   15.476425][    C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000242
[   15.476428][    C2] RAX: 000000000003bbc7 RBX: 1ffff92000028fc1 RCX: ffffffff8e5905d9
[   15.476430][    C2] RDX: 0000000000000000 RSI: ffffffff8f08f4e4 RDI: ffffffff8e853be0
[   15.476432][    C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa
[   15.476434][    C2] R10: ffff8880361337d3 R11: ffffffff8f211288 R12: 0000000000000000
[   15.476435][    C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000
[ 15.476439][ C2] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 15.476444][ C2] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 15.476446][ C2] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 15.476449][ C2] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 15.476452][ C2] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 15.476456][ C2] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 15.476460][ C2] do_idle (kernel/sched/idle.c:325) 
[ 15.476464][ C2] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 15.476467][ C2] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 15.476469][ C2] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 15.476474][ C2] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   17.350091][    C0] INFO: lockdep is turned off.
| [   17.350280][    C0] Preemption disabled at:
| [ 17.350282][ C0] schedule_preempt_disabled (kernel/sched/core.c:6933) 
| [   17.350740][    C0] Tainted: [W]=WARN
[   17.350742][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.350744][    C0] Call Trace:
[   17.350746][    C0]  <IRQ>
[ 17.350747][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 17.350754][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 17.350761][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 17.350765][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 17.350768][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 17.350772][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.350777][ 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) 
[ 17.350783][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 17.350786][ 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) 
[ 17.350789][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 17.350795][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 17.350798][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 17.350804][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 17.350807][ 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) 
[ 17.350812][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 17.350816][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 17.350819][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 17.350824][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 17.350829][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 17.350833][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 17.350836][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 17.350839][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 17.350841][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 17.350844][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 17.350847][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 17.350849][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 17.350852][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 17.350857][ C0] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 17.350861][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.350866][ C0] __put_net (net/core/net_namespace.c:732) 
[ 17.350869][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 17.350873][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 17.350876][ C0] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 17.350880][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 17.350885][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 17.350897][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 17.350905][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 17.350912][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 17.350922][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 17.350925][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 17.350928][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   17.350931][    C0]  </IRQ>
[   17.350933][    C0]  <TASK>
[ 17.350934][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 17.350937][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 17.350942][ 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
[   17.350945][    C0] RSP: 0018:ffffffff8f207df8 EFLAGS: 00000246
[   17.350949][    C0] RAX: 0000000000000000 RBX: 1ffffffff1e40fc3 RCX: ffffffff8e5905d9
[   17.350951][    C0] RDX: ffffed1006c066fb RSI: ffffffff8e853b60 RDI: ffffffff8bd8d18f
[   17.350953][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1006c066fa
[   17.350954][    C0] R10: ffff8880360337d3 R11: ffffffff91e6c7a8 R12: 0000000000000000
[   17.350956][    C0] R13: ffffffff8f21f240 R14: dffffc0000000000 R15: 0000000000014770
[ 17.350960][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 17.350964][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 17.350968][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 17.350970][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 17.350973][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 17.350976][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 17.350980][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 17.350985][ C0] do_idle (kernel/sched/idle.c:325) 
[ 17.350988][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 17.350991][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 17.350995][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 17.350999][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) 
[ 17.351003][ 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
__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