======================================
| [   15.360137][    C2] 1 lock held by swapper/2/0:
| [ 15.360342][ C2] #0: ffffffff8ad774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:331 kernel/rcu/tree.c:2570) 
| [   15.360698][    C2]
| [   15.360698][    C2] stack backtrace:
[   15.360956][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.360958][    C2] Call Trace:
[   15.360960][    C2]  <IRQ>
[ 15.360962][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 15.360968][ C2] print_usage_bug.part.0 (kernel/locking/lockdep.c:4048) 
[ 15.360973][ C2] mark_lock_irq (kernel/locking/lockdep.c:4013 kernel/locking/lockdep.c:4059 kernel/locking/lockdep.c:4270) 
[ 15.360977][ C2] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 15.360982][ C2] ? save_trace (kernel/locking/lockdep.c:595) 
[ 15.360988][ C2] mark_lock (kernel/locking/lockdep.c:4756) 
[ 15.360992][ C2] mark_usage (kernel/locking/lockdep.c:4645) 
[ 15.360995][ C2] __lock_acquire (kernel/locking/lockdep.c:5194) 
[ 15.360998][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 15.361002][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:473 kernel/locking/lockdep.c:5873) 
[ 15.361005][ C2] ? simple_pin_fs (fs/libfs.c:1067) 
[ 15.361009][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 15.361013][ C2] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 15.361016][ C2] ? simple_pin_fs (fs/libfs.c:1067) 
[ 15.361021][ C2] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 15.361024][ C2] ? simple_pin_fs (fs/libfs.c:1067) 
[ 15.361027][ C2] simple_pin_fs (fs/libfs.c:1067) 
[ 15.361031][ C2] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) 
[ 15.361034][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:411 lib/ref_tracker.c:195) 
[ 15.361040][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 15.361044][ 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) 
[ 15.361049][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.361052][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 15.361055][ C2] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 15.361058][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 15.361062][ C2] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.361066][ C2] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 15.361069][ C2] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 15.361072][ C2] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 15.361074][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 15.361078][ C2] ? do_idle (kernel/sched/idle.c:325) 
[ 15.361080][ C2] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 15.361083][ C2] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 15.361086][ C2] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 15.361093][ C2] __put_net (net/core/net_namespace.c:732) 
[ 15.361097][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 15.361101][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.361103][ C2] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.361107][ C2] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 15.361111][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 15.361114][ C2] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 15.361118][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 15.361121][ C2] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 15.361126][ C2] rcu_core (kernel/rcu/tree.c:2834) 
[ 15.361130][ C2] handle_softirqs (kernel/softirq.c:579) 
[ 15.361135][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 15.361138][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 15.361141][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   15.361145][    C2]  </IRQ>
[   15.361146][    C2]  <TASK>
[ 15.361147][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.361150][ C2] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 15.361154][ C2] 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
[   15.361157][    C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000242
[   15.361160][    C2] RAX: 000000000003d031 RBX: 1ffff92000028fc1 RCX: ffffffff89d8f5d9
[   15.361162][    C2] RDX: 0000000000000000 RSI: ffffffff8a88f4e4 RDI: ffffffff8a053be0
[   15.361164][    C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa
[   15.361165][    C2] R10: ffff8880361337d3 R11: ffffffff8aa11288 R12: 0000000000000000
[   15.361167][    C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000
[ 15.361171][ C2] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 15.361176][ C2] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 15.361178][ C2] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 15.361181][ C2] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 15.361184][ C2] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 15.361188][ C2] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 15.361193][ C2] do_idle (kernel/sched/idle.c:325) 
[ 15.361196][ C2] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 15.361199][ C2] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 15.361202][ C2] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 15.361207][ C2] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   15.378910][    C2] RCU nest depth: 0, expected: 0
| [   15.379110][    C2] INFO: lockdep is turned off.
| [   15.379309][    C2] Preemption disabled at:
| [ 15.379311][ C2] 0x0 
[   15.379902][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.379904][    C2] Call Trace:
[   15.379905][    C2]  <IRQ>
[ 15.379907][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 15.379914][ C2] __might_resched (kernel/sched/core.c:8796) 
[ 15.379921][ C2] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 15.379925][ C2] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 15.379928][ C2] ? simple_recursive_removal (fs/libfs.c:614) 
[ 15.379932][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 15.379937][ 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) 
[ 15.379943][ C2] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 15.379946][ 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) 
[ 15.379949][ C2] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 15.379954][ C2] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 15.379958][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:411 lib/ref_tracker.c:195) 
[ 15.379963][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 15.379967][ 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) 
[ 15.379972][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.379975][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 15.379978][ C2] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 15.379983][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 15.379987][ C2] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.379992][ C2] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 15.379995][ C2] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 15.379998][ C2] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 15.380000][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 15.380004][ C2] ? do_idle (kernel/sched/idle.c:325) 
[ 15.380006][ C2] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 15.380009][ C2] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 15.380012][ C2] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 15.380019][ C2] __put_net (net/core/net_namespace.c:732) 
[ 15.380023][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 15.380027][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.380029][ C2] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.380032][ C2] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 15.380038][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 15.380041][ C2] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 15.380045][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 15.380048][ C2] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 15.380053][ C2] rcu_core (kernel/rcu/tree.c:2834) 
[ 15.380057][ C2] handle_softirqs (kernel/softirq.c:579) 
[ 15.380062][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 15.380065][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 15.380068][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   15.380072][    C2]  </IRQ>
[   15.380073][    C2]  <TASK>
[ 15.380074][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.380077][ C2] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 15.380081][ C2] 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
[   15.380083][    C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000242
[   15.380086][    C2] RAX: 000000000003d031 RBX: 1ffff92000028fc1 RCX: ffffffff89d8f5d9
[   15.380088][    C2] RDX: 0000000000000000 RSI: ffffffff8a88f4e4 RDI: ffffffff8a053be0
[   15.380090][    C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa
[   15.380092][    C2] R10: ffff8880361337d3 R11: ffffffff8aa11288 R12: 0000000000000000
[   15.380093][    C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000
[ 15.380097][ C2] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 15.380102][ C2] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 15.380104][ C2] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 15.380107][ C2] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 15.380110][ C2] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 15.380114][ C2] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 15.380118][ C2] do_idle (kernel/sched/idle.c:325) 
[ 15.380121][ C2] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 15.380124][ C2] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 15.380127][ C2] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 15.380132][ C2] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   17.072905][    C0] INFO: lockdep is turned off.
| [   17.073109][    C0] Preemption disabled at:
| [ 17.073110][ C0] schedule_preempt_disabled (kernel/sched/core.c:6933) 
| [   17.073616][    C0] Tainted: [W]=WARN
[   17.073617][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.073619][    C0] Call Trace:
[   17.073621][    C0]  <IRQ>
[ 17.073623][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 17.073630][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 17.073637][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 17.073641][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 17.073644][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 17.073648][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.073653][ 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) 
[ 17.073659][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 17.073662][ 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) 
[ 17.073665][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 17.073671][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 17.073674][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:411 lib/ref_tracker.c:195) 
[ 17.073680][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 17.073683][ 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) 
[ 17.073689][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 17.073693][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 17.073696][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 17.073701][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 17.073706][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 17.073710][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 17.073713][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 17.073716][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 17.073718][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 17.073722][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 17.073724][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 17.073726][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 17.073729][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 17.073735][ C0] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 17.073739][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.073743][ C0] __put_net (net/core/net_namespace.c:732) 
[ 17.073747][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 17.073751][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 17.073753][ C0] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 17.073758][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 17.073761][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 17.073767][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 17.073773][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 17.073777][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 17.073783][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 17.073786][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 17.073789][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   17.073793][    C0]  </IRQ>
[   17.073794][    C0]  <TASK>
[ 17.073795][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 17.073798][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 17.073802][ 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
[   17.073805][    C0] RSP: 0018:ffffffff8aa07df8 EFLAGS: 00000246
[   17.073809][    C0] RAX: 0000000000000000 RBX: 1ffffffff1540fc3 RCX: ffffffff89d8f5d9
[   17.073811][    C0] RDX: ffffed1006c066fb RSI: ffffffff8a053b60 RDI: ffffffff8758d18f
[   17.073813][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1006c066fa
[   17.073815][    C0] R10: ffff8880360337d3 R11: ffff888001b18558 R12: 0000000000000000
[   17.073816][    C0] R13: ffffffff8aa1f240 R14: dffffc0000000000 R15: 0000000000014770
[ 17.073820][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 17.073823][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 17.073827][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 17.073830][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 17.073832][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 17.073835][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 17.073839][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 17.073845][ C0] do_idle (kernel/sched/idle.c:325) 
[ 17.073849][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 17.073851][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 17.073855][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 17.073859][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) 
[ 17.073863][ 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