======================================
| [   14.260332][    C2] 1 lock held by swapper/2/0:
| [ 14.260533][ C2] #0: ffffffffa23774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:331 kernel/rcu/tree.c:2570) 
| [   14.260920][    C2]
| [   14.260920][    C2] stack backtrace:
[   14.261174][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.261176][    C2] Call Trace:
[   14.261178][    C2]  <IRQ>
[ 14.261180][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 14.261186][ C2] print_usage_bug.part.0 (kernel/locking/lockdep.c:4048) 
[ 14.261191][ C2] mark_lock_irq (kernel/locking/lockdep.c:4013 kernel/locking/lockdep.c:4059 kernel/locking/lockdep.c:4270) 
[ 14.261195][ C2] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 14.261200][ C2] ? save_trace (kernel/locking/lockdep.c:595) 
[ 14.261206][ C2] mark_lock (kernel/locking/lockdep.c:4756) 
[ 14.261209][ C2] mark_usage (kernel/locking/lockdep.c:4645) 
[ 14.261212][ C2] __lock_acquire (kernel/locking/lockdep.c:5194) 
[ 14.261216][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 14.261220][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:473 kernel/locking/lockdep.c:5873) 
[ 14.261223][ C2] ? simple_pin_fs (fs/libfs.c:1067) 
[ 14.261227][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 14.261231][ C2] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 14.261234][ C2] ? simple_pin_fs (fs/libfs.c:1067) 
[ 14.261238][ C2] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 14.261241][ C2] ? simple_pin_fs (fs/libfs.c:1067) 
[ 14.261245][ C2] simple_pin_fs (fs/libfs.c:1067) 
[ 14.261249][ C2] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) 
[ 14.261252][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:411 lib/ref_tracker.c:195) 
[ 14.261258][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 14.261261][ 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) 
[ 14.261266][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 14.261269][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 14.261272][ C2] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 14.261275][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 14.261281][ C2] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 14.261284][ C2] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 14.261287][ C2] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 14.261290][ C2] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 14.261292][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 14.261296][ C2] ? do_idle (kernel/sched/idle.c:325) 
[ 14.261299][ C2] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 14.261301][ C2] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 14.261305][ C2] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 14.261312][ C2] __put_net (net/core/net_namespace.c:732) 
[ 14.261315][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 14.261320][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 14.261322][ C2] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 14.261325][ C2] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 14.261329][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 14.261333][ C2] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 14.261336][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 14.261339][ C2] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 14.261344][ C2] rcu_core (kernel/rcu/tree.c:2834) 
[ 14.261348][ C2] handle_softirqs (kernel/softirq.c:579) 
[ 14.261353][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 14.261356][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 14.261359][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   14.261363][    C2]  </IRQ>
[   14.261364][    C2]  <TASK>
[ 14.261365][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 14.261368][ C2] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 14.261373][ 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
[   14.261375][    C2] RSP: 0000:ffffc90000147de8 EFLAGS: 00000242
[   14.261378][    C2] RAX: 000000000003cc5d RBX: 1ffff92000028fc1 RCX: ffffffffa138f5d9
[   14.261381][    C2] RDX: 0000000000000000 RSI: ffffffffa1e8f4e4 RDI: ffffffffa1653be0
[   14.261382][    C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa
[   14.261384][    C2] R10: ffff8880361337d3 R11: ffffffffa2011288 R12: 0000000000000000
[   14.261386][    C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000
[ 14.261389][ C2] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 14.261394][ C2] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 14.261397][ C2] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 14.261399][ C2] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 14.261402][ C2] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 14.261406][ C2] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 14.261411][ C2] do_idle (kernel/sched/idle.c:325) 
[ 14.261414][ C2] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 14.261417][ C2] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 14.261420][ C2] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 14.261425][ C2] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   14.278055][    C2] RCU nest depth: 0, expected: 0
| [   14.278252][    C2] INFO: lockdep is turned off.
| [   14.278443][    C2] Preemption disabled at:
| [ 14.278444][ C2] 0x0 
[   14.278997][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.278999][    C2] Call Trace:
[   14.279000][    C2]  <IRQ>
[ 14.279002][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 14.279008][ C2] __might_resched (kernel/sched/core.c:8796) 
[ 14.279015][ C2] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 14.279020][ C2] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 14.279022][ C2] ? simple_recursive_removal (fs/libfs.c:614) 
[ 14.279026][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 14.279030][ 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) 
[ 14.279035][ C2] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 14.279038][ 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) 
[ 14.279041][ C2] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 14.279046][ C2] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 14.279049][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:411 lib/ref_tracker.c:195) 
[ 14.279054][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 14.279057][ 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) 
[ 14.279062][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 14.279065][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 14.279068][ C2] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 14.279073][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 14.279078][ C2] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 14.279081][ C2] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 14.279085][ C2] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 14.279087][ C2] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 14.279089][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 14.279093][ C2] ? do_idle (kernel/sched/idle.c:325) 
[ 14.279095][ C2] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 14.279097][ C2] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 14.279100][ C2] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 14.279107][ C2] __put_net (net/core/net_namespace.c:732) 
[ 14.279111][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 14.279115][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 14.279117][ C2] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 14.279121][ C2] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 14.279126][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 14.279129][ C2] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 14.279133][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 14.279136][ C2] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 14.279140][ C2] rcu_core (kernel/rcu/tree.c:2834) 
[ 14.279144][ C2] handle_softirqs (kernel/softirq.c:579) 
[ 14.279149][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 14.279152][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 14.279155][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   14.279158][    C2]  </IRQ>
[   14.279159][    C2]  <TASK>
[ 14.279161][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 14.279163][ C2] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 14.279167][ 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
[   14.279169][    C2] RSP: 0000:ffffc90000147de8 EFLAGS: 00000242
[   14.279172][    C2] RAX: 000000000003cc5d RBX: 1ffff92000028fc1 RCX: ffffffffa138f5d9
[   14.279174][    C2] RDX: 0000000000000000 RSI: ffffffffa1e8f4e4 RDI: ffffffffa1653be0
[   14.279176][    C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa
[   14.279177][    C2] R10: ffff8880361337d3 R11: ffffffffa2011288 R12: 0000000000000000
[   14.279179][    C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000
[ 14.279182][ C2] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 14.279187][ C2] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 14.279190][ C2] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 14.279192][ C2] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 14.279198][ C2] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 14.279201][ C2] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 14.279205][ C2] do_idle (kernel/sched/idle.c:325) 
[ 14.279209][ C2] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 14.279212][ C2] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 14.279214][ C2] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 14.279219][ C2] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [   15.809676][    C1] INFO: lockdep is turned off.
| [   15.809841][    C1] Preemption disabled at:
| [ 15.809843][ C1] 0x0 
| [   15.810145][    C1] Tainted: [W]=WARN
[   15.810147][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.810149][    C1] Call Trace:
[   15.810150][    C1]  <IRQ>
[ 15.810152][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 15.810160][ C1] __might_resched (kernel/sched/core.c:8796) 
[ 15.810167][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 15.810172][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 15.810175][ C1] ? simple_recursive_removal (fs/libfs.c:614) 
[ 15.810179][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 15.810184][ C1] ? 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) 
[ 15.810190][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 15.810193][ C1] ? 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) 
[ 15.810198][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 15.810204][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 15.810207][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:411 lib/ref_tracker.c:195) 
[ 15.810213][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 15.810216][ C1] ? __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) 
[ 15.810222][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.810225][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 15.810229][ C1] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 15.810234][ C1] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 15.810239][ C1] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.810243][ C1] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 15.810246][ C1] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 15.810249][ C1] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 15.810251][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 15.810255][ C1] ? do_idle (kernel/sched/idle.c:325) 
[ 15.810257][ C1] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 15.810259][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 15.810263][ C1] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 15.810268][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 15.810289][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 15.810293][ C1] __put_net (net/core/net_namespace.c:732) 
[ 15.810297][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 15.810301][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.810303][ C1] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.810308][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 15.810311][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 15.810317][ C1] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 15.810323][ C1] rcu_core (kernel/rcu/tree.c:2834) 
[ 15.810328][ C1] handle_softirqs (kernel/softirq.c:579) 
[ 15.810333][ C1] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 15.810336][ C1] irq_exit_rcu (kernel/softirq.c:698) 
[ 15.810339][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   15.810343][    C1]  </IRQ>
[   15.810344][    C1]  <TASK>
[ 15.810345][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.810348][ C1] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 15.810352][ C1] 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
[   15.810355][    C1] RSP: 0018:ffffc90000137de8 EFLAGS: 00000246
[   15.810358][    C1] RAX: 0000000000000001 RBX: 1ffff92000026fc1 RCX: ffffffffa138f5d9
[   15.810361][    C1] RDX: ffffed1006c166fb RSI: ffffffffa1653b60 RDI: ffffffff9eb8d18f
[   15.810362][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1006c166fa
[   15.810364][    C1] R10: ffff8880360b37d3 R11: ffff8880093ba818 R12: 0000000000000000
[   15.810366][    C1] R13: ffff888001bf0040 R14: dffffc0000000000 R15: 0000000000000000
[ 15.810370][ C1] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 15.810373][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 15.810377][ C1] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 15.810379][ C1] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 15.810382][ C1] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 15.810385][ C1] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 15.810389][ C1] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 15.810393][ C1] do_idle (kernel/sched/idle.c:325) 
[ 15.810396][ C1] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 15.810399][ C1] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 15.810402][ C1] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 


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