======================================
| [   20.001934][    C2] 1 lock held by swapper/2/0:
| [ 20.002132][ C2] #0: ffffffff96b774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:331 kernel/rcu/tree.c:2570) 
| [   20.002601][    C2]
| [   20.002601][    C2] stack backtrace:
[   20.002850][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.002852][    C2] Call Trace:
[   20.002854][    C2]  <IRQ>
[ 20.002857][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 20.002864][ C2] print_usage_bug.part.0 (kernel/locking/lockdep.c:4048) 
[ 20.002870][ C2] mark_lock_irq (kernel/locking/lockdep.c:4013 kernel/locking/lockdep.c:4059 kernel/locking/lockdep.c:4270) 
[ 20.002874][ C2] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 20.002880][ C2] ? save_trace (kernel/locking/lockdep.c:595) 
[ 20.002885][ C2] mark_lock (kernel/locking/lockdep.c:4756) 
[ 20.002889][ C2] mark_usage (kernel/locking/lockdep.c:4645) 
[ 20.002892][ C2] __lock_acquire (kernel/locking/lockdep.c:5194) 
[ 20.002895][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.002900][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:473 kernel/locking/lockdep.c:5873) 
[ 20.002903][ C2] ? simple_pin_fs (fs/libfs.c:1067) 
[ 20.002908][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.002912][ C2] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 20.002914][ C2] ? simple_pin_fs (fs/libfs.c:1067) 
[ 20.002919][ C2] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 20.002924][ C2] ? simple_pin_fs (fs/libfs.c:1067) 
[ 20.002927][ C2] simple_pin_fs (fs/libfs.c:1067) 
[ 20.002931][ C2] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) 
[ 20.002936][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:411 lib/ref_tracker.c:195) 
[ 20.002942][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 20.002946][ 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) 
[ 20.002951][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 20.002954][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 20.002957][ C2] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 20.002961][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 20.002965][ C2] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 20.002968][ C2] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 20.002972][ C2] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 20.002974][ C2] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 20.002977][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 20.002981][ C2] ? do_idle (kernel/sched/idle.c:325) 
[ 20.002983][ C2] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 20.002985][ C2] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 20.002989][ C2] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 20.002996][ C2] __put_net (net/core/net_namespace.c:732) 
[ 20.003000][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 20.003004][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 20.003007][ C2] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 20.003010][ C2] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.003014][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 20.003017][ C2] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 20.003021][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 20.003024][ C2] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 20.003029][ C2] rcu_core (kernel/rcu/tree.c:2834) 
[ 20.003033][ C2] handle_softirqs (kernel/softirq.c:579) 
[ 20.003038][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 20.003042][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 20.003044][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   20.003048][    C2]  </IRQ>
[   20.003049][    C2]  <TASK>
[ 20.003050][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 20.003053][ C2] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 20.003057][ 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
[   20.003060][    C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246
[   20.003064][    C2] RAX: 000000000004a5f3 RBX: 1ffff92000028fc1 RCX: ffffffff95b8f5d9
[   20.003066][    C2] RDX: 0000000000000000 RSI: ffffffff9668f4e4 RDI: ffffffff95e53be0
[   20.003068][    C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa
[   20.003069][    C2] R10: ffff8880361337d3 R11: ffffffff96811288 R12: 0000000000000000
[   20.003071][    C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000
[ 20.003075][ C2] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 20.003080][ C2] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 20.003083][ C2] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 20.003086][ C2] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 20.003089][ C2] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 20.003093][ C2] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 20.003097][ C2] do_idle (kernel/sched/idle.c:325) 
[ 20.003101][ C2] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 20.003104][ C2] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 20.003106][ C2] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 20.003111][ C2] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   20.021411][    C2] RCU nest depth: 0, expected: 0
| [   20.021604][    C2] INFO: lockdep is turned off.
| [   20.021804][    C2] Preemption disabled at:
| [ 20.021806][ C2] 0x0 
[   20.022213][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.022215][    C2] Call Trace:
[   20.022217][    C2]  <IRQ>
[ 20.022220][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 20.022229][ C2] __might_resched (kernel/sched/core.c:8796) 
[ 20.022236][ C2] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 20.022241][ C2] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 20.022244][ C2] ? simple_recursive_removal (fs/libfs.c:614) 
[ 20.022248][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.022253][ 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) 
[ 20.022258][ C2] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 20.022261][ 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) 
[ 20.022264][ C2] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 20.022270][ C2] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 20.022273][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:411 lib/ref_tracker.c:195) 
[ 20.022279][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 20.022283][ 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) 
[ 20.022288][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 20.022291][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 20.022294][ C2] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 20.022299][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 20.022304][ C2] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 20.022308][ C2] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 20.022311][ C2] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 20.022314][ C2] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 20.022343][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 20.022347][ C2] ? do_idle (kernel/sched/idle.c:325) 
[ 20.022349][ C2] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 20.022352][ C2] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 20.022355][ C2] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 20.022363][ C2] __put_net (net/core/net_namespace.c:732) 
[ 20.022367][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 20.022371][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 20.022374][ C2] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 20.022377][ C2] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.022383][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 20.022386][ C2] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 20.022391][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 20.022394][ C2] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 20.022399][ C2] rcu_core (kernel/rcu/tree.c:2834) 
[ 20.022403][ C2] handle_softirqs (kernel/softirq.c:579) 
[ 20.022409][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 20.022412][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 20.022414][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   20.022418][    C2]  </IRQ>
[   20.022419][    C2]  <TASK>
[ 20.022421][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 20.022424][ C2] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 20.022428][ 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
[   20.022431][    C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246
[   20.022434][    C2] RAX: 000000000004a5f3 RBX: 1ffff92000028fc1 RCX: ffffffff95b8f5d9
[   20.022436][    C2] RDX: 0000000000000000 RSI: ffffffff9668f4e4 RDI: ffffffff95e53be0
[   20.022438][    C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa
[   20.022440][    C2] R10: ffff8880361337d3 R11: ffffffff96811288 R12: 0000000000000000
[   20.022442][    C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000
[ 20.022445][ C2] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 20.022450][ C2] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 20.022453][ C2] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 20.022456][ C2] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 20.022459][ C2] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 20.022462][ C2] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 20.022467][ C2] do_idle (kernel/sched/idle.c:325) 
[ 20.022470][ C2] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 20.022473][ C2] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 20.022476][ C2] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 20.022481][ C2] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   24.153235][    C0] INFO: lockdep is turned off.
| [   24.153448][    C0] Preemption disabled at:
| [ 24.153450][ C0] schedule_preempt_disabled (kernel/sched/core.c:6933) 
| [   24.153907][    C0] Tainted: [W]=WARN
[   24.153908][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.153910][    C0] Call Trace:
[   24.153913][    C0]  <IRQ>
[ 24.153914][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 24.153921][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 24.153928][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 24.153933][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 24.153935][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 24.153940][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.153945][ 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) 
[ 24.153952][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 24.153956][ 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) 
[ 24.153961][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 24.153969][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 24.153974][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:411 lib/ref_tracker.c:195) 
[ 24.153982][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 24.153987][ 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) 
[ 24.153994][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 24.154000][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 24.154006][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 24.154012][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 24.154019][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 24.154024][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 24.154028][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 24.154032][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 24.154036][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 24.154042][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 24.154046][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 24.154050][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 24.154056][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 24.154063][ C0] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 24.154069][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.154077][ C0] __put_net (net/core/net_namespace.c:732) 
[ 24.154084][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 24.154090][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 24.154094][ C0] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 24.154104][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 24.154110][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 24.154120][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.154129][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 24.154137][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 24.154146][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 24.154151][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 24.154156][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   24.154161][    C0]  </IRQ>
[   24.154163][    C0]  <TASK>
[ 24.154166][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 24.154172][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 24.154178][ 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
[   24.154183][    C0] RSP: 0018:ffffffff96807df8 EFLAGS: 00000246
[   24.154188][    C0] RAX: 0000000000000000 RBX: 1ffffffff2d00fc3 RCX: ffffffff95b8f5d9
[   24.154192][    C0] RDX: ffffed1006c066fb RSI: ffffffff95e53b60 RDI: ffffffff9338d18f
[   24.154196][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1006c066fa
[   24.154199][    C0] R10: ffff8880360337d3 R11: ffffffff994910f0 R12: 0000000000000000
[   24.154202][    C0] R13: ffffffff9681f240 R14: dffffc0000000000 R15: 0000000000014770
[ 24.154210][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 24.154217][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 24.154225][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 24.154229][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 24.154234][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 24.154240][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 24.154247][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 24.154256][ C0] do_idle (kernel/sched/idle.c:325) 
[ 24.154261][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 24.154266][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 24.154273][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 24.154279][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) 
[ 24.154286][ 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