======================================
| [   15.339442][    C2] 1 lock held by swapper/2/0:
| [ 15.339627][ C2] #0: ffffffff96f774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:331 kernel/rcu/tree.c:2570) 
| [   15.339962][    C2]
| [   15.339962][    C2] stack backtrace:
[   15.340198][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.340200][    C2] Call Trace:
[   15.340202][    C2]  <IRQ>
[ 15.340204][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 15.340210][ C2] print_usage_bug.part.0 (kernel/locking/lockdep.c:4048) 
[ 15.340215][ C2] mark_lock_irq (kernel/locking/lockdep.c:4013 kernel/locking/lockdep.c:4059 kernel/locking/lockdep.c:4270) 
[ 15.340219][ C2] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 15.340224][ C2] ? save_trace (kernel/locking/lockdep.c:595) 
[ 15.340229][ C2] mark_lock (kernel/locking/lockdep.c:4756) 
[ 15.340233][ C2] mark_usage (kernel/locking/lockdep.c:4645) 
[ 15.340236][ C2] __lock_acquire (kernel/locking/lockdep.c:5194) 
[ 15.340239][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 15.340244][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:473 kernel/locking/lockdep.c:5873) 
[ 15.340247][ C2] ? simple_pin_fs (fs/libfs.c:1067) 
[ 15.340251][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 15.340255][ C2] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 15.340258][ C2] ? simple_pin_fs (fs/libfs.c:1067) 
[ 15.340262][ C2] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 15.340265][ C2] ? simple_pin_fs (fs/libfs.c:1067) 
[ 15.340269][ C2] simple_pin_fs (fs/libfs.c:1067) 
[ 15.340273][ C2] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) 
[ 15.340276][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 15.340282][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 15.340285][ 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) 
[ 15.340290][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.340293][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 15.340296][ C2] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 15.340299][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 15.340304][ C2] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.340307][ C2] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 15.340310][ C2] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 15.340313][ C2] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 15.340316][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 15.340319][ C2] ? do_idle (kernel/sched/idle.c:325) 
[ 15.340321][ C2] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 15.340324][ C2] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 15.340327][ C2] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 15.340334][ C2] __put_net (net/core/net_namespace.c:732) 
[ 15.340338][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 15.340342][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.340345][ C2] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.340348][ C2] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 15.340352][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 15.340355][ C2] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 15.340359][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 15.340362][ C2] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 15.340367][ C2] rcu_core (kernel/rcu/tree.c:2834) 
[ 15.340371][ C2] handle_softirqs (kernel/softirq.c:579) 
[ 15.340376][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 15.340379][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 15.340382][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   15.340386][    C2]  </IRQ>
[   15.340387][    C2]  <TASK>
[ 15.340389][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.340391][ C2] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 15.340395][ 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
[   15.340398][    C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000242
[   15.340401][    C2] RAX: 00000000000435e9 RBX: 1ffff92000028fc1 RCX: ffffffff95f905d9
[   15.340403][    C2] RDX: 0000000000000000 RSI: ffffffff96a8f4e4 RDI: ffffffff96253be0
[   15.340405][    C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa
[   15.340407][    C2] R10: ffff8880361337d3 R11: ffffffff96c11288 R12: 0000000000000000
[   15.340409][    C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000
[ 15.340412][ C2] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 15.340417][ C2] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 15.340420][ C2] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 15.340423][ C2] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 15.340426][ C2] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 15.340430][ C2] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 15.340434][ C2] do_idle (kernel/sched/idle.c:325) 
[ 15.340437][ C2] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 15.340440][ C2] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 15.340443][ C2] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 15.340448][ C2] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   15.356754][    C2] RCU nest depth: 0, expected: 0
| [   15.356943][    C2] INFO: lockdep is turned off.
| [   15.357136][    C2] Preemption disabled at:
| [ 15.357138][ C2] 0x0 
[   15.357491][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.357493][    C2] Call Trace:
[   15.357494][    C2]  <IRQ>
[ 15.357496][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 15.357503][ C2] __might_resched (kernel/sched/core.c:8796) 
[ 15.357510][ C2] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 15.357514][ C2] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 15.357517][ C2] ? simple_recursive_removal (fs/libfs.c:614) 
[ 15.357521][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 15.357525][ 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) 
[ 15.357531][ C2] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 15.357534][ 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) 
[ 15.357537][ C2] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 15.357542][ C2] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 15.357545][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 15.357551][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 15.357554][ 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) 
[ 15.357559][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.357562][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 15.357565][ C2] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 15.357569][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 15.357573][ C2] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.357577][ C2] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 15.357580][ C2] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 15.357583][ C2] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 15.357585][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 15.357588][ C2] ? do_idle (kernel/sched/idle.c:325) 
[ 15.357590][ C2] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 15.357593][ C2] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 15.357596][ C2] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 15.357603][ C2] __put_net (net/core/net_namespace.c:732) 
[ 15.357607][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 15.357611][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.357613][ C2] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.357617][ C2] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 15.357622][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 15.357625][ C2] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 15.357629][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 15.357632][ C2] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 15.357637][ C2] rcu_core (kernel/rcu/tree.c:2834) 
[ 15.357641][ C2] handle_softirqs (kernel/softirq.c:579) 
[ 15.357646][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 15.357649][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 15.357652][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   15.357656][    C2]  </IRQ>
[   15.357657][    C2]  <TASK>
[ 15.357658][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.357661][ C2] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 15.357665][ 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
[   15.357667][    C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000242
[   15.357670][    C2] RAX: 00000000000435e9 RBX: 1ffff92000028fc1 RCX: ffffffff95f905d9
[   15.357672][    C2] RDX: 0000000000000000 RSI: ffffffff96a8f4e4 RDI: ffffffff96253be0
[   15.357674][    C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa
[   15.357676][    C2] R10: ffff8880361337d3 R11: ffffffff96c11288 R12: 0000000000000000
[   15.357677][    C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000
[ 15.357681][ C2] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 15.357686][ C2] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 15.357688][ C2] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 15.357691][ C2] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 15.357694][ C2] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 15.357698][ C2] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 15.357702][ C2] do_idle (kernel/sched/idle.c:325) 
[ 15.357706][ C2] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 15.357709][ C2] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 15.357711][ C2] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 15.357716][ C2] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   16.941887][    C0] INFO: lockdep is turned off.
| [   16.942077][    C0] Preemption disabled at:
| [ 16.942079][ C0] schedule_preempt_disabled (kernel/sched/core.c:6933) 
| [   16.942529][    C0] Tainted: [W]=WARN
[   16.942530][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.942532][    C0] Call Trace:
[   16.942534][    C0]  <IRQ>
[ 16.942536][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 16.942542][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 16.942549][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 16.942554][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 16.942557][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 16.942561][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.942566][ 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) 
[ 16.942572][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 16.942574][ 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) 
[ 16.942578][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 16.942583][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 16.942587][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 16.942593][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 16.942596][ 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) 
[ 16.942602][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 16.942605][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 16.942609][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 16.942613][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 16.942618][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 16.942622][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 16.942625][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 16.942628][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 16.942631][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 16.942634][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 16.942637][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 16.942639][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 16.942642][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 16.942647][ C0] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 16.942651][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.942656][ C0] __put_net (net/core/net_namespace.c:732) 
[ 16.942659][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 16.942663][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 16.942666][ C0] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 16.942670][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 16.942674][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 16.942680][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 16.942686][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 16.942690][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 16.942696][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 16.942699][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 16.942702][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   16.942706][    C0]  </IRQ>
[   16.942707][    C0]  <TASK>
[ 16.942708][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 16.942711][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 16.942715][ 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
[   16.942718][    C0] RSP: 0018:ffffffff96c07df8 EFLAGS: 00000246
[   16.942722][    C0] RAX: 0000000000000000 RBX: 1ffffffff2d80fc3 RCX: ffffffff95f905d9
[   16.942724][    C0] RDX: ffffed1006c066fb RSI: ffffffff96253b60 RDI: ffffffff9378d18f
[   16.942726][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1006c066fa
[   16.942727][    C0] R10: ffff8880360337d3 R11: ffff888001becad8 R12: 0000000000000000
[   16.942729][    C0] R13: ffffffff96c1f240 R14: dffffc0000000000 R15: 0000000000014770
[ 16.942733][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 16.942736][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 16.942740][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 16.942743][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 16.942745][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 16.942748][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 16.942752][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 16.942758][ C0] do_idle (kernel/sched/idle.c:325) 
[ 16.942761][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 16.942764][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 16.942767][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 16.942771][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) 
[ 16.942776][ 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