======================================
| [   15.127504][    C3] 1 lock held by swapper/3/0:
| [ 15.127818][ C3] #0: ffffffffaa7774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:331 kernel/rcu/tree.c:2570) 
| [   15.128393][    C3]
| [   15.128393][    C3] stack backtrace:
[   15.128793][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.128797][    C3] Call Trace:
[   15.128800][    C3]  <IRQ>
[ 15.128804][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 15.128814][ C3] print_usage_bug.part.0 (kernel/locking/lockdep.c:4048) 
[ 15.128823][ C3] mark_lock_irq (kernel/locking/lockdep.c:4013 kernel/locking/lockdep.c:4059 kernel/locking/lockdep.c:4270) 
[ 15.128831][ C3] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 15.128840][ C3] ? save_trace (kernel/locking/lockdep.c:595) 
[ 15.128849][ C3] mark_lock (kernel/locking/lockdep.c:4756) 
[ 15.128856][ C3] mark_usage (kernel/locking/lockdep.c:4645) 
[ 15.128861][ C3] __lock_acquire (kernel/locking/lockdep.c:5194) 
[ 15.128866][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 15.128874][ C3] lock_acquire.part.0 (kernel/locking/lockdep.c:473 kernel/locking/lockdep.c:5873) 
[ 15.128880][ C3] ? simple_pin_fs (fs/libfs.c:1067) 
[ 15.128889][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 15.128896][ C3] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 15.128900][ C3] ? simple_pin_fs (fs/libfs.c:1067) 
[ 15.128908][ C3] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 15.128915][ C3] ? simple_pin_fs (fs/libfs.c:1067) 
[ 15.128920][ C3] simple_pin_fs (fs/libfs.c:1067) 
[ 15.128927][ C3] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) 
[ 15.128934][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 15.128943][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 15.128947][ C3] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 15.128955][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.128959][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 15.128963][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 15.128967][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 15.128974][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.128980][ C3] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 15.128984][ C3] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 15.128987][ C3] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 15.128991][ C3] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 15.128996][ C3] ? do_idle (kernel/sched/idle.c:325) 
[ 15.128999][ C3] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 15.129002][ C3] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 15.129007][ C3] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 15.129018][ C3] __put_net (net/core/net_namespace.c:732) 
[ 15.129023][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 15.129028][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.129032][ C3] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.129036][ C3] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 15.129042][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 15.129046][ C3] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 15.129051][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 15.129055][ C3] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 15.129061][ C3] rcu_core (kernel/rcu/tree.c:2834) 
[ 15.129067][ C3] handle_softirqs (kernel/softirq.c:579) 
[ 15.129074][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 15.129078][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 15.129081][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   15.129086][    C3]  </IRQ>
[   15.129087][    C3]  <TASK>
[ 15.129089][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.129093][ C3] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 15.129098][ C3] 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
[   15.129101][    C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242
[   15.129105][    C3] RAX: 0000000000045f75 RBX: 1ffff9200002afc1 RCX: ffffffffa97905d9
[   15.129108][    C3] RDX: 0000000000000000 RSI: ffffffffaa28f4e4 RDI: ffffffffa9a53be0
[   15.129110][    C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005eb66fa
[   15.129112][    C3] R10: ffff88802f5b37d3 R11: ffffffffaa411288 R12: 0000000000000000
[   15.129115][    C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000
[ 15.129120][ C3] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 15.129125][ C3] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 15.129128][ C3] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 15.129131][ C3] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 15.129134][ C3] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 15.129138][ C3] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 15.129142][ C3] do_idle (kernel/sched/idle.c:325) 
[ 15.129146][ C3] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 15.129149][ C3] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 15.129152][ C3] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 15.129157][ C3] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   15.156780][    C3] RCU nest depth: 0, expected: 0
| [   15.157073][    C3] INFO: lockdep is turned off.
| [   15.157357][    C3] Preemption disabled at:
| [ 15.157361][ C3] 0x0 
[   15.157884][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.157887][    C3] Call Trace:
[   15.157889][    C3]  <IRQ>
[ 15.157893][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 15.157905][ C3] __might_resched (kernel/sched/core.c:8796) 
[ 15.157917][ C3] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 15.157924][ C3] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 15.157929][ C3] ? simple_recursive_removal (fs/libfs.c:614) 
[ 15.157943][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 15.157952][ C3] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 15.157962][ C3] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 15.157967][ C3] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 15.157972][ C3] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 15.157982][ C3] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 15.157987][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 15.157996][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 15.158002][ C3] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 15.158011][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.158017][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 15.158022][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 15.158034][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 15.158040][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.158045][ C3] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 15.158048][ C3] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 15.158051][ C3] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 15.158054][ C3] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 15.158058][ C3] ? do_idle (kernel/sched/idle.c:325) 
[ 15.158060][ C3] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 15.158063][ C3] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 15.158067][ C3] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 15.158076][ C3] __put_net (net/core/net_namespace.c:732) 
[ 15.158081][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 15.158085][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.158087][ C3] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.158091][ C3] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 15.158098][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 15.158101][ C3] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 15.158106][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 15.158109][ C3] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 15.158114][ C3] rcu_core (kernel/rcu/tree.c:2834) 
[ 15.158119][ C3] handle_softirqs (kernel/softirq.c:579) 
[ 15.158124][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 15.158127][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 15.158130][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   15.158134][    C3]  </IRQ>
[   15.158135][    C3]  <TASK>
[ 15.158137][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.158139][ C3] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 15.158144][ C3] 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
[   15.158146][    C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242
[   15.158149][    C3] RAX: 0000000000045f75 RBX: 1ffff9200002afc1 RCX: ffffffffa97905d9
[   15.158151][    C3] RDX: 0000000000000000 RSI: ffffffffaa28f4e4 RDI: ffffffffa9a53be0
[   15.158153][    C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005eb66fa
[   15.158155][    C3] R10: ffff88802f5b37d3 R11: ffffffffaa411288 R12: 0000000000000000
[   15.158156][    C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000
[ 15.158160][ C3] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 15.158165][ C3] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 15.158167][ C3] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 15.158170][ C3] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 15.158173][ C3] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 15.158177][ C3] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 15.158182][ C3] do_idle (kernel/sched/idle.c:325) 
[ 15.158185][ C3] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 15.158188][ C3] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 15.158191][ C3] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 15.158196][ C3] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   16.754111][    C0] INFO: lockdep is turned off.
| [   16.754301][    C0] Preemption disabled at:
| [ 16.754303][ C0] schedule_preempt_disabled (kernel/sched/core.c:6933) 
| [   16.754758][    C0] Tainted: [W]=WARN
[   16.754759][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.754761][    C0] Call Trace:
[   16.754764][    C0]  <IRQ>
[ 16.754766][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 16.754773][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 16.754783][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 16.754788][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 16.754791][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 16.754796][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.754802][ 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) 
[ 16.754809][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 16.754812][ 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) 
[ 16.754815][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 16.754822][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 16.754825][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 16.754832][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 16.754836][ 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) 
[ 16.754844][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 16.754848][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 16.754851][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 16.754857][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 16.754864][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 16.754868][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 16.754872][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 16.754875][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 16.754878][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 16.754882][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 16.754885][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 16.754887][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 16.754891][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 16.754897][ C0] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 16.754902][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.754907][ C0] __put_net (net/core/net_namespace.c:732) 
[ 16.754912][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 16.754916][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 16.754918][ C0] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 16.754923][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 16.754927][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 16.754935][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 16.754941][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 16.754947][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 16.754952][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 16.754955][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 16.754958][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   16.754962][    C0]  </IRQ>
[   16.754963][    C0]  <TASK>
[ 16.754965][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 16.754968][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 16.754972][ 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
[   16.754976][    C0] RSP: 0018:ffffffffaa407df8 EFLAGS: 00000246
[   16.754980][    C0] RAX: 0000000000000000 RBX: 1ffffffff5480fc3 RCX: ffffffffa97905d9
[   16.754983][    C0] RDX: ffffed1005e866fb RSI: ffffffffa9a53b60 RDI: ffffffffa6f8d18f
[   16.754985][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1005e866fa
[   16.754987][    C0] R10: ffff88802f4337d3 R11: ffff888001becad8 R12: 0000000000000000
[   16.754989][    C0] R13: ffffffffaa41f240 R14: dffffc0000000000 R15: 0000000000014770
[ 16.754993][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 16.754996][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 16.755000][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 16.755002][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 16.755005][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 16.755008][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 16.755012][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 16.755018][ C0] do_idle (kernel/sched/idle.c:325) 
[ 16.755022][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 16.755025][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 16.755028][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 16.755032][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) 
[ 16.755037][ 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