======================================
| [ 4690.312832][    C0] 1 lock held by ksoftirqd/0/14:
| [ 4690.313006][ C0] #0: ffffffff9c58b540 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:331 kernel/rcu/tree.c:2570) 
| [ 4690.313323][    C0]
| [ 4690.313323][    C0] stack backtrace:
[ 4690.313545][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4690.313551][    C0] Call Trace:
[ 4690.313553][    C0]  <TASK>
[ 4690.313555][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4690.313564][ C0] print_usage_bug.part.0 (kernel/locking/lockdep.c:4048) 
[ 4690.313569][ C0] mark_lock_irq (kernel/locking/lockdep.c:4013 kernel/locking/lockdep.c:4059 kernel/locking/lockdep.c:4270) 
[ 4690.313573][ C0] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 4690.313580][ C0] ? save_trace (kernel/locking/lockdep.c:595) 
[ 4690.313587][ C0] mark_lock (kernel/locking/lockdep.c:4756) 
[ 4690.313591][ C0] mark_usage (kernel/locking/lockdep.c:4645) 
[ 4690.313594][ C0] __lock_acquire (kernel/locking/lockdep.c:5194) 
[ 4690.313597][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 4690.313601][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:473 kernel/locking/lockdep.c:5873) 
[ 4690.313604][ C0] ? simple_pin_fs (fs/libfs.c:1067) 
[ 4690.313607][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4690.313610][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 4690.313612][ C0] ? simple_pin_fs (fs/libfs.c:1067) 
[ 4690.313616][ C0] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 4690.313619][ C0] ? simple_pin_fs (fs/libfs.c:1067) 
[ 4690.313621][ C0] simple_pin_fs (fs/libfs.c:1067) 
[ 4690.313624][ C0] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) 
[ 4690.313628][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4690.313639][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4690.313642][ 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) 
[ 4690.313652][ C0] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4690.313655][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4690.313658][ C0] ? smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 4690.313666][ C0] ? kthread (kernel/kthread.c:464) 
[ 4690.313671][ C0] ? ret_from_fork (arch/x86/kernel/process.c:148) 
[ 4690.313673][ C0] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
[ 4690.313676][ C0] ? migrate_enable (./arch/x86/include/asm/preempt.h:104 ./include/linux/preempt.h:481 ./include/linux/preempt.h:481 kernel/sched/core.c:2427) 
[ 4690.313681][ C0] ? __pfx_migrate_enable (kernel/sched/core.c:2402) 
[ 4690.313687][ C0] __put_net (net/core/net_namespace.c:732) 
[ 4690.313691][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4690.313695][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4690.313698][ C0] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4690.313704][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4690.313709][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4690.313711][ C0] ? note_gp_changes (kernel/rcu/tree.c:1326 (discriminator 1)) 
[ 4690.313714][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 4690.313719][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 4690.313723][ C0] handle_softirqs (kernel/softirq.c:580) 
[ 4690.313727][ C0] ? __pfx_run_ksoftirqd (kernel/softirq.c:961) 
[ 4690.313731][ C0] run_ksoftirqd (kernel/softirq.c:436 kernel/softirq.c:969 kernel/softirq.c:960) 
[ 4690.313733][ C0] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 4690.313737][ C0] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 4690.313740][ C0] kthread (kernel/kthread.c:464) 
[ 4690.313744][ C0] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4690.313747][ C0] ? ret_from_fork (arch/x86/kernel/process.c:147) 
[ 4690.313750][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 4690.313753][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4690.313756][ C0] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4690.313760][ C0] ret_from_fork (arch/x86/kernel/process.c:148) 
[ 4690.313762][ C0] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4690.313765][ C0] ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
| [ 4690.324475][    C0] RCU nest depth: 0, expected: 0
| [ 4690.324644][    C0] INFO: lockdep is turned off.
| [ 4690.324801][    C0] Preemption disabled at:
| [ 4690.324803][ C0] handle_softirqs (kernel/softirq.c:553) 
[ 4690.325126][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4690.325128][    C0] Call Trace:
[ 4690.325130][    C0]  <TASK>
[ 4690.325132][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4690.325137][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 4690.325149][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4690.325153][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4690.325155][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4690.325159][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4690.325163][ 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) 
[ 4690.325167][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4690.325171][ 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) 
[ 4690.325173][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4690.325179][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4690.325182][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4690.325186][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4690.325189][ 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) 
[ 4690.325192][ C0] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4690.325197][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4690.325200][ C0] ? smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 4690.325204][ C0] ? kthread (kernel/kthread.c:464) 
[ 4690.325208][ C0] ? ret_from_fork (arch/x86/kernel/process.c:148) 
[ 4690.325211][ C0] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
[ 4690.325215][ C0] ? migrate_enable (./arch/x86/include/asm/preempt.h:104 ./include/linux/preempt.h:481 ./include/linux/preempt.h:481 kernel/sched/core.c:2427) 
[ 4690.325218][ C0] ? __pfx_migrate_enable (kernel/sched/core.c:2402) 
[ 4690.325223][ C0] __put_net (net/core/net_namespace.c:732) 
[ 4690.325228][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4690.325231][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4690.325235][ C0] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4690.325240][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4690.325245][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4690.325247][ C0] ? note_gp_changes (kernel/rcu/tree.c:1326 (discriminator 1)) 
[ 4690.325250][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 4690.325255][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 4690.325259][ C0] handle_softirqs (kernel/softirq.c:580) 
[ 4690.325263][ C0] ? __pfx_run_ksoftirqd (kernel/softirq.c:961) 
[ 4690.325267][ C0] run_ksoftirqd (kernel/softirq.c:436 kernel/softirq.c:969 kernel/softirq.c:960) 
[ 4690.325270][ C0] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 4690.325273][ C0] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 4690.325277][ C0] kthread (kernel/kthread.c:464) 
[ 4690.325280][ C0] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4690.325283][ C0] ? ret_from_fork (arch/x86/kernel/process.c:147) 
[ 4690.325286][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 4690.325289][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4690.325292][ C0] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4690.325296][ C0] ret_from_fork (arch/x86/kernel/process.c:148) 
[ 4690.325298][ C0] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4690.325301][ C0] ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
| [ 4694.456906][    C1] INFO: lockdep is turned off.
| [ 4694.457079][    C1] Preemption disabled at:
| [ 4694.457081][ C1] 0x0 
| [ 4694.457388][    C1] Tainted: [W]=WARN
[ 4694.457389][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4694.457391][    C1] Call Trace:
[ 4694.457393][    C1]  <IRQ>
[ 4694.457395][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4694.457404][ C1] __might_resched (kernel/sched/core.c:8796) 
[ 4694.457412][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4694.457416][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4694.457418][ C1] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4694.457423][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4694.457427][ 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) 
[ 4694.457432][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4694.457435][ 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) 
[ 4694.457438][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4694.457446][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4694.457449][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4694.457454][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4694.457460][ 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) 
[ 4694.457465][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4694.457470][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4694.457472][ C1] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 4694.457477][ C1] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4694.457481][ C1] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4694.457495][ C1] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4694.457498][ C1] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4694.457501][ C1] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4694.457503][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4694.457506][ C1] ? do_idle (kernel/sched/idle.c:325) 
[ 4694.457508][ C1] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4694.457510][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 4694.457517][ C1] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 4694.457528][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4694.457538][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4694.457542][ C1] __put_net (net/core/net_namespace.c:732) 
[ 4694.457547][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4694.457550][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4694.457554][ C1] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4694.457560][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4694.457565][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4694.457569][ C1] rcu_core (kernel/rcu/tree.c:2834) 
[ 4694.457573][ C1] handle_softirqs (kernel/softirq.c:580) 
[ 4694.457579][ C1] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 4694.457581][ C1] irq_exit_rcu (kernel/softirq.c:698) 
[ 4694.457584][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4694.457587][    C1]  </IRQ>
[ 4694.457588][    C1]  <TASK>
[ 4694.457590][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4694.457592][ C1] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4694.457596][ C1] Code: 92 d0 00 e9 03 55 02 00 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 63 97 22 00 fb f4 <c3> cc cc cc cc 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:	d0 00                	rolb   $1,(%rax)
   3:	e9 03 55 02 00       	jmp    0x2550b
   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 63 97 22 00 	verw   0x229763(%rip)        # 0x22978b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  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:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   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
[ 4694.457599][    C1] RSP: 0018:ffffc90000137de8 EFLAGS: 00000246
[ 4694.457604][    C1] RAX: 0000000000000001 RBX: 1ffff92000026fc1 RCX: ffffffff9ae6a5f9
[ 4694.457606][    C1] RDX: ffffed100d9d66fb RSI: ffffffff9b256840 RDI: ffffffff98399f6f
[ 4694.457608][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100d9d66fa
[ 4694.457609][    C1] R10: ffff88806ceb37d3 R11: ffff88800262a818 R12: 0000000000000000
[ 4694.457611][    C1] R13: ffff888001b60040 R14: dffffc0000000000 R15: 0000000000000000
[ 4694.457615][ C1] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 4694.457619][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4694.457623][ C1] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4694.457625][ C1] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4694.457627][ C1] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4694.457630][ C1] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 4694.457633][ C1] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 4694.457639][ C1] do_idle (kernel/sched/idle.c:325) 
[ 4694.457642][ C1] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4694.457645][ C1] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 4694.457649][ C1] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 4694.457654][ C1] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [ 4697.411835][    C1] INFO: lockdep is turned off.
| [ 4697.411999][    C1] Preemption disabled at:
| [ 4697.412001][ C1] handle_softirqs (kernel/softirq.c:553) 
| [ 4697.412328][    C1] Tainted: [W]=WARN
[ 4697.412329][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4697.412332][    C1] Call Trace:
[ 4697.412333][    C1]  <TASK>
[ 4697.412336][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4697.412343][ C1] __might_resched (kernel/sched/core.c:8796) 
[ 4697.412350][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4697.412353][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4697.412356][ C1] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4697.412360][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4697.412365][ 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) 
[ 4697.412370][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4697.412373][ 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) 
[ 4697.412376][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4697.412383][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4697.412387][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4697.412391][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4697.412394][ 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) 
[ 4697.412398][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4697.412403][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4697.412406][ C1] ? smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 4697.412410][ C1] ? kthread (kernel/kthread.c:464) 
[ 4697.412414][ C1] ? ret_from_fork (arch/x86/kernel/process.c:148) 
[ 4697.412418][ C1] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
[ 4697.412423][ C1] ? migrate_enable (./arch/x86/include/asm/preempt.h:104 ./include/linux/preempt.h:481 ./include/linux/preempt.h:481 kernel/sched/core.c:2427) 
[ 4697.412426][ C1] ? __pfx_migrate_enable (kernel/sched/core.c:2402) 
[ 4697.412429][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4697.412434][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4697.412438][ C1] __put_net (net/core/net_namespace.c:732) 
[ 4697.412443][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4697.412446][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4697.412450][ C1] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4697.412455][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4697.412463][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4697.412465][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4697.412482][ C1] rcu_core (kernel/rcu/tree.c:2834) 
[ 4697.412486][ C1] handle_softirqs (kernel/softirq.c:580) 
[ 4697.412491][ C1] ? __pfx_run_ksoftirqd (kernel/softirq.c:961) 
[ 4697.412494][ C1] run_ksoftirqd (kernel/softirq.c:436 kernel/softirq.c:969 kernel/softirq.c:960) 
[ 4697.412497][ C1] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 4697.412501][ C1] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 4697.412505][ C1] kthread (kernel/kthread.c:464) 
[ 4697.412508][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4697.412511][ C1] ? ret_from_fork (arch/x86/kernel/process.c:147) 
[ 4697.412514][ C1] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 4697.412517][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4697.412520][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4697.412524][ C1] ret_from_fork (arch/x86/kernel/process.c:148) 
[ 4697.412526][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4697.412529][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
| [ 4700.733821][    C3] INFO: lockdep is turned off.
| [ 4700.734004][    C3] Preemption disabled at:
| [ 4700.734005][ C3] 0x0 
| [ 4700.734317][    C3] Tainted: [W]=WARN
[ 4700.734319][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4700.734321][    C3] Call Trace:
[ 4700.734322][    C3]  <IRQ>
[ 4700.734324][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4700.734333][ C3] __might_resched (kernel/sched/core.c:8796) 
[ 4700.734340][ C3] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4700.734344][ C3] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4700.734347][ C3] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4700.734351][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4700.734356][ 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) 
[ 4700.734361][ C3] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4700.734364][ 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) 
[ 4700.734367][ C3] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4700.734374][ C3] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4700.734377][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4700.734382][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4700.734385][ 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) 
[ 4700.734389][ C3] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4700.734394][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4700.734396][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 4700.734401][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4700.734405][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4700.734408][ C3] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4700.734411][ C3] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4700.734414][ C3] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4700.734417][ C3] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4700.734420][ C3] ? do_idle (kernel/sched/idle.c:325) 
[ 4700.734422][ C3] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4700.734424][ C3] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 4700.734429][ C3] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 4700.734434][ C3] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4700.734438][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4700.734442][ C3] __put_net (net/core/net_namespace.c:732) 
[ 4700.734446][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4700.734450][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4700.734453][ C3] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4700.734463][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4700.734468][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4700.734472][ C3] rcu_core (kernel/rcu/tree.c:2834) 
[ 4700.734476][ C3] handle_softirqs (kernel/softirq.c:580) 
[ 4700.734482][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 4700.734485][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 4700.734487][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4700.734490][    C3]  </IRQ>
[ 4700.734492][    C3]  <TASK>
[ 4700.734493][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4700.734496][ C3] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4700.734500][ C3] Code: 92 d0 00 e9 03 55 02 00 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 63 97 22 00 fb f4 <c3> cc cc cc cc 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:	d0 00                	rolb   $1,(%rax)
   3:	e9 03 55 02 00       	jmp    0x2550b
   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 63 97 22 00 	verw   0x229763(%rip)        # 0x22978b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  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:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   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
[ 4700.734502][    C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246
[ 4700.734506][    C3] RAX: 0000000000000003 RBX: 1ffff9200002afc1 RCX: ffffffff9ae6a5f9
[ 4700.734508][    C3] RDX: ffffed100d9f66fb RSI: ffffffff9b256840 RDI: ffffffff98399f6f
[ 4700.734510][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100d9f66fa
[ 4700.734511][    C3] R10: ffff88806cfb37d3 R11: ffff888001b4cad8 R12: 0000000000000000
[ 4700.734513][    C3] R13: ffff888001b645c0 R14: dffffc0000000000 R15: 0000000000000000
[ 4700.734517][ C3] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 4700.734521][ C3] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4700.734524][ C3] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4700.734527][ C3] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4700.734529][ C3] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4700.734532][ C3] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 4700.734535][ C3] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 4700.734539][ C3] do_idle (kernel/sched/idle.c:325) 
[ 4700.734542][ C3] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4700.734545][ C3] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 4700.734548][ C3] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 4700.734554][ C3] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [ 4722.887932][    C2] INFO: lockdep is turned off.
| [ 4722.888129][    C2] Preemption disabled at:
| [ 4722.888131][ C2] 0x0 
| [ 4722.888483][    C2] Tainted: [W]=WARN
[ 4722.888484][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4722.888486][    C2] Call Trace:
[ 4722.888488][    C2]  <IRQ>
[ 4722.888490][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4722.888500][ C2] __might_resched (kernel/sched/core.c:8796) 
[ 4722.888507][ C2] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4722.888510][ C2] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4722.888513][ C2] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4722.888517][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4722.888522][ 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) 
[ 4722.888527][ C2] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4722.888530][ 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) 
[ 4722.888533][ C2] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4722.888540][ C2] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4722.888543][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4722.888548][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4722.888551][ 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) 
[ 4722.888555][ C2] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4722.888560][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4722.888562][ C2] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 4722.888567][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4722.888571][ C2] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4722.888575][ C2] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4722.888578][ C2] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4722.888580][ C2] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4722.888583][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4722.888585][ C2] ? do_idle (kernel/sched/idle.c:325) 
[ 4722.888587][ C2] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4722.888589][ C2] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 4722.888594][ C2] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 4722.888599][ C2] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4722.888603][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4722.888607][ C2] __put_net (net/core/net_namespace.c:732) 
[ 4722.888612][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4722.888615][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4722.888619][ C2] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4722.888625][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4722.888629][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4722.888634][ C2] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 4722.888639][ C2] rcu_core (kernel/rcu/tree.c:2834) 
[ 4722.888644][ C2] handle_softirqs (kernel/softirq.c:580) 
[ 4722.888649][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 4722.888652][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 4722.888655][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4722.888658][    C2]  </IRQ>
[ 4722.888659][    C2]  <TASK>
[ 4722.888660][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4722.888663][ C2] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4722.888667][ C2] Code: 92 d0 00 e9 03 55 02 00 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 63 97 22 00 fb f4 <c3> cc cc cc cc 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:	d0 00                	rolb   $1,(%rax)
   3:	e9 03 55 02 00       	jmp    0x2550b
   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 63 97 22 00 	verw   0x229763(%rip)        # 0x22978b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  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:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   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
[ 4722.888670][    C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246
[ 4722.888673][    C2] RAX: 0000000000000002 RBX: 1ffff92000028fc1 RCX: ffffffff9ae6a5f9
[ 4722.888675][    C2] RDX: ffffed100d9e66fb RSI: ffffffff9b256840 RDI: ffffffff98399f6f
[ 4722.888677][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100d9e66fa
[ 4722.888678][    C2] R10: ffff88806cf337d3 R11: ffff888015a20558 R12: 0000000000000000
[ 4722.888680][    C2] R13: ffff888001b62300 R14: dffffc0000000000 R15: 0000000000000000
[ 4722.888684][ C2] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 4722.888688][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4722.888691][ C2] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4722.888694][ C2] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4722.888696][ C2] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4722.888699][ C2] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 4722.888702][ C2] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 4722.888706][ C2] do_idle (kernel/sched/idle.c:325) 
[ 4722.888710][ C2] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4722.888713][ C2] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 4722.888717][ C2] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 4722.888722][ C2] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [ 4726.395844][    C1] INFO: lockdep is turned off.
| [ 4726.396006][    C1] Preemption disabled at:
| [ 4726.396008][ C1] handle_softirqs (kernel/softirq.c:553) 
| [ 4726.396343][    C1] Tainted: [W]=WARN
[ 4726.396344][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4726.396346][    C1] Call Trace:
[ 4726.396348][    C1]  <TASK>
[ 4726.396350][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4726.396357][ C1] __might_resched (kernel/sched/core.c:8796) 
[ 4726.396364][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4726.396368][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4726.396371][ C1] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4726.396375][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4726.396380][ 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) 
[ 4726.396385][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4726.396388][ 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) 
[ 4726.396391][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4726.396398][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4726.396401][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4726.396406][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4726.396409][ 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) 
[ 4726.396413][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4726.396418][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4726.396420][ C1] ? smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 4726.396425][ C1] ? kthread (kernel/kthread.c:464) 
[ 4726.396429][ C1] ? ret_from_fork (arch/x86/kernel/process.c:148) 
[ 4726.396432][ C1] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
[ 4726.396437][ C1] ? migrate_enable (./arch/x86/include/asm/preempt.h:104 ./include/linux/preempt.h:481 ./include/linux/preempt.h:481 kernel/sched/core.c:2427) 
[ 4726.396440][ C1] ? __pfx_migrate_enable (kernel/sched/core.c:2402) 
[ 4726.396443][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4726.396448][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4726.396452][ C1] __put_net (net/core/net_namespace.c:732) 
[ 4726.396457][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4726.396462][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4726.396466][ C1] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4726.396471][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4726.396476][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4726.396478][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4726.396484][ C1] rcu_core (kernel/rcu/tree.c:2834) 
[ 4726.396488][ C1] handle_softirqs (kernel/softirq.c:580) 
[ 4726.396492][ C1] ? __pfx_run_ksoftirqd (kernel/softirq.c:961) 
[ 4726.396496][ C1] run_ksoftirqd (kernel/softirq.c:436 kernel/softirq.c:969 kernel/softirq.c:960) 
[ 4726.396498][ C1] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 4726.396502][ C1] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 4726.396506][ C1] kthread (kernel/kthread.c:464) 
[ 4726.396509][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4726.396512][ C1] ? ret_from_fork (arch/x86/kernel/process.c:147) 
[ 4726.396515][ C1] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 4726.396518][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4726.396521][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4726.396525][ C1] ret_from_fork (arch/x86/kernel/process.c:148) 
[ 4726.396527][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4726.396530][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
| [ 4729.402810][    C3] INFO: lockdep is turned off.
| [ 4729.403044][    C3] Preemption disabled at:
| [ 4729.403046][ C3] 0x0 
| [ 4729.403482][    C3] Tainted: [W]=WARN
[ 4729.403483][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4729.403486][    C3] Call Trace:
[ 4729.403488][    C3]  <IRQ>
[ 4729.403490][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4729.403502][ C3] __might_resched (kernel/sched/core.c:8796) 
[ 4729.403512][ C3] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4729.403516][ C3] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4729.403519][ C3] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4729.403524][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4729.403530][ 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) 
[ 4729.403536][ C3] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4729.403539][ 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) 
[ 4729.403542][ C3] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4729.403550][ C3] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4729.403553][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4729.403559][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4729.403562][ 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) 
[ 4729.403567][ C3] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4729.403572][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4729.403575][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 4729.403581][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4729.403586][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4729.403590][ C3] ? stack_access_ok (arch/x86/kernel/unwind_orc.c:389) 
[ 4729.403595][ C3] ? unwind_next_frame (arch/x86/kernel/unwind_orc.c:403 arch/x86/kernel/unwind_orc.c:648) 
[ 4729.403597][ C3] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 4729.403609][ C3] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 4729.403620][ C3] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 4729.403633][ C3] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 4729.403637][ C3] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3092) 
[ 4729.403640][ C3] ? kfree (./include/linux/kmemleak.h:49 mm/slub.c:2305 mm/slub.c:4642 mm/slub.c:4841) 
[ 4729.403649][ C3] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4729.403655][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4729.403659][ C3] __put_net (net/core/net_namespace.c:732) 
[ 4729.403665][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4729.403668][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4729.403672][ C3] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4729.403678][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4729.403682][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4729.403685][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4729.403691][ C3] rcu_core (kernel/rcu/tree.c:2834) 
[ 4729.403695][ C3] handle_softirqs (kernel/softirq.c:580) 
[ 4729.403701][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 4729.403704][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 4729.403707][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4729.403710][    C3]  </IRQ>
[ 4729.403711][    C3]  <TASK>
[ 4729.403713][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4729.403715][ C3] RIP: 0010:stack_access_ok (arch/x86/kernel/unwind_orc.c:389) 
[ 4729.403719][ C3] Code: 45 7c 91 00 e9 bc fe ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 41 57 <41> 56 41 55 4c 8d 6f 08 41 54 49 89 d4 4c 89 ea 55 48 c1 ea 03 48
All code
========
   0:	45 7c 91             	rex.RB jl 0xffffffffffffff94
   3:	00 e9                	add    %ch,%cl
   5:	bc fe ff ff 90       	mov    $0x90fffffe,%esp
   a:	90                   	nop
   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:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  1e:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  25:	fc ff df 
  28:	41 57                	push   %r15
  2a:*	41 56                	push   %r14		<-- trapping instruction
  2c:	41 55                	push   %r13
  2e:	4c 8d 6f 08          	lea    0x8(%rdi),%r13
  32:	41 54                	push   %r12
  34:	49 89 d4             	mov    %rdx,%r12
  37:	4c 89 ea             	mov    %r13,%rdx
  3a:	55                   	push   %rbp
  3b:	48 c1 ea 03          	shr    $0x3,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	41 56                	push   %r14
   2:	41 55                	push   %r13
   4:	4c 8d 6f 08          	lea    0x8(%rdi),%r13
   8:	41 54                	push   %r12
   a:	49 89 d4             	mov    %rdx,%r12
   d:	4c 89 ea             	mov    %r13,%rdx
  10:	55                   	push   %rbp
  11:	48 c1 ea 03          	shr    $0x3,%rdx
  15:	48                   	rex.W
[ 4729.403723][    C3] RSP: 0000:ffffc900014f6db8 EFLAGS: 00000283
[ 4729.403727][    C3] RAX: dffffc0000000000 RBX: 1ffff9200029edc2 RCX: 0000000000000000
[ 4729.403729][    C3] RDX: 0000000000000008 RSI: ffffc900014f7240 RDI: ffffc900014f6ec8
[ 4729.403731][    C3] RBP: 0000000000000001 R08: 0000000000000000 R09: ffffc900014f6f09
[ 4729.403733][    C3] R10: ffffffff9821d687 R11: ffffc900014f6f08 R12: ffffc900014f7240
[ 4729.403735][    C3] R13: ffffc900014f6ec8 R14: ffffffff9d4b49e8 R15: ffffc900014f7268
[ 4729.403738][ C3] ? unwind_next_frame (./include/linux/rcupdate.h:331 ./include/linux/rcupdate.h:841 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 4729.403743][ C3] unwind_next_frame (arch/x86/kernel/unwind_orc.c:403 arch/x86/kernel/unwind_orc.c:648) 
[ 4729.403746][ C3] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3092) 
[ 4729.403750][ C3] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 4729.403754][ C3] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3092) 
[ 4729.403757][ C3] ? kernel_text_address (kernel/extable.c:99) 
[ 4729.403766][ C3] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 4729.403770][ C3] arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 4729.403775][ C3] ? kfree (./include/linux/kmemleak.h:49 mm/slub.c:2305 mm/slub.c:4642 mm/slub.c:4841) 
[ 4729.403780][ C3] stack_trace_save (kernel/stacktrace.c:123) 
[ 4729.403784][ C3] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 4729.403787][ C3] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 4729.403790][ C3] ? stack_depot_save_flags (lib/stackdepot.c:552 lib/stackdepot.c:619) 
[ 4729.403795][ C3] kasan_save_stack (mm/kasan/common.c:48) 
[ 4729.403798][ C3] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 4729.403801][ C3] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 4729.403804][ C3] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3092) 
[ 4729.403807][ C3] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 4729.403810][ C3] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 4729.403813][ C3] ? kasan_save_track (./arch/x86/include/asm/current.h:25 mm/kasan/common.c:60 mm/kasan/common.c:69) 
[ 4729.403816][ C3] ? kasan_save_free_info (mm/kasan/generic.c:579) 
[ 4729.403819][ C3] ? __kasan_slab_free (mm/kasan/common.c:271) 
[ 4729.403822][ C3] ? kfree (mm/slub.c:4642 mm/slub.c:4841) 
[ 4729.403825][ C3] ? virtio_fs_enqueue_req (fs/fuse/virtio_fs.c:1471) 
[ 4729.403833][ C3] ? virtio_fs_send_req (fs/fuse/virtio_fs.c:1499) 
[ 4729.403836][ C3] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[ 4729.403839][ C3] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 4729.403842][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4729.403846][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4729.403849][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4729.403852][ C3] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 4729.403857][ C3] ? debug_object_active_state (lib/debugobjects.c:1056) 
[ 4729.403869][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4729.403872][ C3] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2126 arch/x86/mm/physaddr.c:65) 
[ 4729.403879][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4729.403881][ C3] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 21)) 
[ 4729.403886][ C3] ? lock_release (kernel/locking/lockdep.c:118 kernel/locking/lockdep.c:5884) 
[ 4729.403890][ C3] ? __virt_addr_valid (./arch/x86/include/asm/preempt.h:104 ./include/linux/rcupdate.h:955 ./include/linux/mmzone.h:2126 arch/x86/mm/physaddr.c:65) 
[ 4729.403892][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4729.403896][ C3] kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 4729.403899][ C3] ? __pfx_free_object_rcu (mm/kmemleak.c:524) 
[ 4729.403907][ C3] __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3092) 
[ 4729.403911][ C3] kfree (./include/linux/kmemleak.h:49 mm/slub.c:2305 mm/slub.c:4642 mm/slub.c:4841) 
[ 4729.403915][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4729.403917][ C3] ? virtio_fs_enqueue_req (fs/fuse/virtio_fs.c:1376) 
[ 4729.403922][ C3] virtio_fs_enqueue_req (fs/fuse/virtio_fs.c:1376) 
[ 4729.403926][ C3] ? stack_depot_save_flags (lib/stackdepot.c:552 lib/stackdepot.c:619) 
[ 4729.403929][ C3] ? __pfx_virtio_fs_enqueue_req (fs/fuse/virtio_fs.c:1376) 
[ 4729.403933][ C3] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[ 4729.403936][ C3] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 4729.403940][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4729.403943][ C3] ? __pfx_map_id_range_up (kernel/user_namespace.c:382) 
[ 4729.403952][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4729.403955][ C3] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 4729.403959][ C3] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[ 4729.403962][ C3] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 4729.403965][ C3] ? fuse_get_unique (fs/fuse/dev.c:317) 
[ 4729.403975][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4729.403978][ 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) 
[ 4729.403983][ C3] virtio_fs_send_req (fs/fuse/virtio_fs.c:1499) 
[ 4729.403986][ C3] ? fuse_send_one (fs/fuse/dev.c:400) 
[ 4729.403990][ C3] flush_bg_queue (fs/fuse/dev.c:418) 
[ 4729.403994][ C3] ? xa_load (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 lib/xarray.c:1621) 
[ 4729.404001][ C3] fuse_request_queue_background (./include/linux/spinlock.h:391 fs/fuse/dev.c:728) 
[ 4729.404005][ C3] fuse_simple_background (fs/fuse/dev.c:753) 
[ 4729.404008][ C3] fuse_send_readpages (fs/fuse/file.c:995) 
[ 4729.404014][ C3] fuse_readahead (fs/fuse/file.c:1033) 
[ 4729.404020][ C3] ? __pfx_fuse_readahead (fs/fuse/file.c:1006) 
[ 4729.404022][ C3] ? trace_mm_filemap_add_to_page_cache (./include/trace/events/filemap.h:54 (discriminator 21)) 
[ 4729.404036][ C3] ? __filemap_add_folio (mm/filemap.c:949) 
[ 4729.404047][ C3] read_pages (./include/linux/pagemap.h:1404 ./include/linux/pagemap.h:1444 mm/readahead.c:162) 
[ 4729.404059][ C3] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 21)) 
[ 4729.404065][ C3] ? __folio_batch_add_and_move (./arch/x86/include/asm/preempt.h:104 mm/swap.c:201) 
[ 4729.404072][ C3] ? __pfx_read_pages (mm/readahead.c:147) 
[ 4729.404079][ C3] page_cache_ra_unbounded (./include/linux/fs.h:944 mm/readahead.c:298) 
[ 4729.404086][ C3] do_sync_mmap_readahead (mm/filemap.c:3263) 
[ 4729.404090][ C3] ? __pfx_do_sync_mmap_readahead (mm/filemap.c:3203) 
[ 4729.404096][ C3] ? __filemap_get_folio (mm/filemap.c:1907) 
[ 4729.404101][ C3] filemap_fault (mm/filemap.c:3403) 
[ 4729.404105][ C3] ? alloc_pages_mpol (mm/mempolicy.c:2303) 
[ 4729.404108][ C3] ? __pfx_alloc_pages_mpol (mm/mempolicy.c:2258) 
[ 4729.404111][ C3] ? __pfx_filemap_fault (mm/filemap.c:3362) 
[ 4729.404113][ C3] ? __up_read (./arch/x86/include/asm/preempt.h:104 kernel/locking/rwsem.c:1352) 
[ 4729.404118][ C3] ? vma_alloc_folio_noprof (./arch/x86/include/asm/bitops.h:206 ./arch/x86/include/asm/bitops.h:238 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/page-flags.h:867 ./include/linux/page-flags.h:888 mm/internal.h:752 mm/mempolicy.c:2326 mm/mempolicy.c:2355) 
[ 4729.404121][ C3] ? __pfx_vma_alloc_folio_noprof (mm/mempolicy.c:2346) 
[ 4729.404125][ C3] __do_fault (mm/memory.c:5098) 
[ 4729.404134][ C3] do_pte_missing (mm/memory.c:5548 mm/memory.c:5654 mm/memory.c:4160) 
[ 4729.404139][ C3] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 21)) 
[ 4729.404143][ C3] handle_pte_fault (mm/memory.c:5997) 
[ 4729.404147][ C3] ? __pfx_handle_pte_fault (mm/memory.c:5954) 
[ 4729.404150][ C3] ? mmap_region (./arch/x86/include/asm/bitops.h:206 ./arch/x86/include/asm/bitops.h:238 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/mman.h:204 mm/vma.c:2582) 
[ 4729.404161][ C3] __handle_mm_fault (mm/memory.c:6140) 
[ 4729.404164][ C3] ? __pfx___handle_mm_fault (mm/memory.c:6049) 
[ 4729.404167][ C3] ? rcu_read_unlock (./include/linux/rcupdate.h:341 (discriminator 9) ./include/linux/rcupdate.h:871 (discriminator 9)) 
[ 4729.404174][ C3] ? __pfx_lock_vma_under_rcu (mm/memory.c:6547) 
[ 4729.404177][ C3] handle_mm_fault (mm/memory.c:6321) 
[ 4729.404180][ C3] ? __pfx_handle_mm_fault (mm/memory.c:6276) 
[ 4729.404183][ C3] ? lock_release (kernel/locking/lockdep.c:118 kernel/locking/lockdep.c:5884) 
[ 4729.404187][ C3] do_user_addr_fault (arch/x86/mm/fault.c:1337) 
[ 4729.404193][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4729.404197][ C3] exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532) 
[ 4729.404201][ C3] asm_exc_page_fault (./arch/x86/include/asm/idtentry.h:623) 
[ 4729.404203][    C3] RIP: 0033:0x7f728b730998
[ 4729.404206][ C3] Code: 00 00 f3 0f 1e fa 66 0f 6e c6 48 89 f8 66 0f 60 c0 66 0f 61 c0 66 0f 70 c0 00 48 83 fa 10 0f 82 7e 00 00 00 48 83 fa 20 77 12 <0f> 11 44 17 f0 0f 11 07 c3 0f 11 47 e0 0f 11 47 f0 c3 0f 11 07 0f
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	f3 0f 1e fa          	endbr64
   6:	66 0f 6e c6          	movd   %esi,%xmm0
   a:	48 89 f8             	mov    %rdi,%rax
   d:	66 0f 60 c0          	punpcklbw %xmm0,%xmm0
  11:	66 0f 61 c0          	punpcklwd %xmm0,%xmm0
  15:	66 0f 70 c0 00       	pshufd $0x0,%xmm0,%xmm0
  1a:	48 83 fa 10          	cmp    $0x10,%rdx
  1e:	0f 82 7e 00 00 00    	jb     0xa2
  24:	48 83 fa 20          	cmp    $0x20,%rdx
  28:	77 12                	ja     0x3c
  2a:*	0f 11 44 17 f0       	movups %xmm0,-0x10(%rdi,%rdx,1)		<-- trapping instruction
  2f:	0f 11 07             	movups %xmm0,(%rdi)
  32:	c3                   	ret
  33:	0f 11 47 e0          	movups %xmm0,-0x20(%rdi)
  37:	0f 11 47 f0          	movups %xmm0,-0x10(%rdi)
  3b:	c3                   	ret
  3c:	0f 11 07             	movups %xmm0,(%rdi)
  3f:	0f                   	.byte 0xf

Code starting with the faulting instruction
===========================================
   0:	0f 11 44 17 f0       	movups %xmm0,-0x10(%rdi,%rdx,1)
   5:	0f 11 07             	movups %xmm0,(%rdi)
   8:	c3                   	ret
   9:	0f 11 47 e0          	movups %xmm0,-0x20(%rdi)
   d:	0f 11 47 f0          	movups %xmm0,-0x10(%rdi)
  11:	c3                   	ret
  12:	0f 11 07             	movups %xmm0,(%rdi)
  15:	0f                   	.byte 0xf
[ 4729.404209][    C3] RSP: 002b:00007ffd0ec11d98 EFLAGS: 00010283
[ 4729.404211][    C3] RAX: 00007f728b663030 RBX: 0000000000000004 RCX: 00007f728b663048
[ 4729.404213][    C3] RDX: 0000000000000018 RSI: 0000000000000000 RDI: 00007f728b663030
[ 4729.404215][    C3] RBP: 00007ffd0ec12160 R08: 00007f728b663030 R09: 000000000000b000
[ 4729.404217][    C3] R10: 0000000000000003 R11: 0000000000000206 R12: 00007ffd0ec11e30
[ 4729.404218][    C3] R13: 00007ffd0ec12200 R14: 00007f728b663048 R15: 00007f728b664000
| [ 4732.920979][    C1] INFO: lockdep is turned off.
| [ 4732.921159][    C1] Preemption disabled at:
| [ 4732.921160][ C1] 0x0 
| [ 4732.921486][    C1] Tainted: [W]=WARN
[ 4732.921488][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4732.921490][    C1] Call Trace:
[ 4732.921492][    C1]  <IRQ>
[ 4732.921494][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4732.921507][ C1] __might_resched (kernel/sched/core.c:8796) 
[ 4732.921518][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4732.921523][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4732.921526][ C1] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4732.921532][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4732.921538][ 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) 
[ 4732.921545][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4732.921548][ 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) 
[ 4732.921551][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4732.921560][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4732.921563][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4732.921569][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4732.921572][ 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) 
[ 4732.921578][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4732.921584][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4732.921587][ C1] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 4732.921594][ C1] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4732.921599][ C1] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4732.921604][ C1] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4732.921607][ C1] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4732.921610][ C1] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4732.921612][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4732.921615][ C1] ? do_idle (kernel/sched/idle.c:325) 
[ 4732.921617][ C1] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4732.921619][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 4732.921624][ C1] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 4732.921628][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4732.921635][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4732.921640][ C1] __put_net (net/core/net_namespace.c:732) 
[ 4732.921647][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4732.921650][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4732.921653][ C1] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4732.921659][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4732.921664][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4732.921668][ C1] rcu_core (kernel/rcu/tree.c:2834) 
[ 4732.921674][ C1] handle_softirqs (kernel/softirq.c:580) 
[ 4732.921679][ C1] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 4732.921682][ C1] irq_exit_rcu (kernel/softirq.c:698) 
[ 4732.921684][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4732.921688][    C1]  </IRQ>
[ 4732.921689][    C1]  <TASK>
[ 4732.921691][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4732.921693][ C1] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4732.921697][ C1] Code: 92 d0 00 e9 03 55 02 00 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 63 97 22 00 fb f4 <c3> cc cc cc cc 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:	d0 00                	rolb   $1,(%rax)
   3:	e9 03 55 02 00       	jmp    0x2550b
   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 63 97 22 00 	verw   0x229763(%rip)        # 0x22978b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  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:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   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
[ 4732.921700][    C1] RSP: 0018:ffffc90000137de8 EFLAGS: 00000246
[ 4732.921704][    C1] RAX: 0000000000000001 RBX: 1ffff92000026fc1 RCX: ffffffff9ae6a5f9
[ 4732.921706][    C1] RDX: ffffed100d9d66fb RSI: ffffffff9b256840 RDI: ffffffff98399f6f
[ 4732.921708][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100d9d66fa
[ 4732.921710][    C1] R10: ffff88806ceb37d3 R11: ffff88800262a818 R12: 0000000000000000
[ 4732.921712][    C1] R13: ffff888001b60040 R14: dffffc0000000000 R15: 0000000000000000
[ 4732.921716][ C1] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 4732.921720][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4732.921724][ C1] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4732.921726][ C1] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4732.921728][ C1] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4732.921731][ C1] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 4732.921735][ C1] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 4732.921739][ C1] do_idle (kernel/sched/idle.c:325) 
[ 4732.921742][ C1] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4732.921745][ C1] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 4732.921748][ C1] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 4732.921754][ C1] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [ 4754.430756][    C3] INFO: lockdep is turned off.
| [ 4754.430958][    C3] Preemption disabled at:
| [ 4754.430960][ C3] 0x0 
| [ 4754.431315][    C3] Tainted: [W]=WARN
[ 4754.431316][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4754.431318][    C3] Call Trace:
[ 4754.431320][    C3]  <IRQ>
[ 4754.431322][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4754.431330][ C3] __might_resched (kernel/sched/core.c:8796) 
[ 4754.431337][ C3] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4754.431341][ C3] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4754.431344][ C3] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4754.431348][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4754.431353][ 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) 
[ 4754.431358][ C3] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4754.431361][ 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) 
[ 4754.431364][ C3] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4754.431371][ C3] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4754.431374][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4754.431379][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4754.431382][ 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) 
[ 4754.431386][ C3] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4754.431390][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4754.431393][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 4754.431398][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4754.431402][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4754.431406][ C3] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 4754.431411][ C3] ? qlist_free_all (mm/kasan/quarantine.c:174) 
[ 4754.431417][ C3] ? kasan_quarantine_reduce (./include/linux/srcu.h:400 mm/kasan/quarantine.c:287) 
[ 4754.431420][ C3] ? __kasan_slab_alloc (mm/kasan/common.c:329) 
[ 4754.431426][ C3] ? __kmalloc_cache_noprof (mm/slub.c:4148 mm/slub.c:4196 mm/slub.c:4353) 
[ 4754.431432][ C3] ? fuse_io_alloc (./include/linux/slab.h:905 ./include/linux/slab.h:1039 fs/fuse/file.c:750) 
[ 4754.431436][ C3] ? fuse_readahead (fs/fuse/file.c:1047) 
[ 4754.431439][ C3] ? read_pages (./include/linux/pagemap.h:1404 ./include/linux/pagemap.h:1444 mm/readahead.c:162) 
[ 4754.431446][ C3] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4754.431451][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4754.431455][ C3] __put_net (net/core/net_namespace.c:732) 
[ 4754.431462][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4754.431467][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4754.431472][ C3] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4754.431481][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4754.431486][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4754.431490][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4754.431496][ C3] rcu_core (kernel/rcu/tree.c:2834) 
[ 4754.431501][ C3] handle_softirqs (kernel/softirq.c:580) 
[ 4754.431506][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 4754.431509][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 4754.431511][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4754.431515][    C3]  </IRQ>
[ 4754.431516][    C3]  <TASK>
[ 4754.431517][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4754.431520][ C3] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 4754.431524][ C3] Code: 74 24 10 e8 81 4c 56 fd 48 89 ef e8 39 9f 56 fd 81 e3 00 02 00 00 75 29 9c 58 f6 c4 02 75 35 48 85 db 74 01 fb bf 01 00 00 00 <e8> ba 9c 4a fd 65 8b 05 f3 3c 1f 03 85 c0 74 0e 5b 5d e9 98 34 00
All code
========
   0:	74 24                	je     0x26
   2:	10 e8                	adc    %ch,%al
   4:	81 4c 56 fd 48 89 ef 	orl    $0xe8ef8948,-0x3(%rsi,%rdx,2)
   b:	e8 
   c:	39 9f 56 fd 81 e3    	cmp    %ebx,-0x1c7e02aa(%rdi)
  12:	00 02                	add    %al,(%rdx)
  14:	00 00                	add    %al,(%rax)
  16:	75 29                	jne    0x41
  18:	9c                   	pushf
  19:	58                   	pop    %rax
  1a:	f6 c4 02             	test   $0x2,%ah
  1d:	75 35                	jne    0x54
  1f:	48 85 db             	test   %rbx,%rbx
  22:	74 01                	je     0x25
  24:	fb                   	sti
  25:	bf 01 00 00 00       	mov    $0x1,%edi
  2a:*	e8 ba 9c 4a fd       	call   0xfffffffffd4a9ce9		<-- trapping instruction
  2f:	65 8b 05 f3 3c 1f 03 	mov    %gs:0x31f3cf3(%rip),%eax        # 0x31f3d29
  36:	85 c0                	test   %eax,%eax
  38:	74 0e                	je     0x48
  3a:	5b                   	pop    %rbx
  3b:	5d                   	pop    %rbp
  3c:	e9                   	.byte 0xe9
  3d:	98                   	cwtl
  3e:	34 00                	xor    $0x0,%al

Code starting with the faulting instruction
===========================================
   0:	e8 ba 9c 4a fd       	call   0xfffffffffd4a9cbf
   5:	65 8b 05 f3 3c 1f 03 	mov    %gs:0x31f3cf3(%rip),%eax        # 0x31f3cff
   c:	85 c0                	test   %eax,%eax
   e:	74 0e                	je     0x1e
  10:	5b                   	pop    %rbx
  11:	5d                   	pop    %rbp
  12:	e9                   	.byte 0xe9
  13:	98                   	cwtl
  14:	34 00                	xor    $0x0,%al
[ 4754.431527][    C3] RSP: 0000:ffffc9000237f648 EFLAGS: 00000206
[ 4754.431530][    C3] RAX: 0000000000000046 RBX: 0000000000000200 RCX: ffffffff986577af
[ 4754.431532][    C3] RDX: 0000000000000000 RSI: ffffffff9b256840 RDI: 0000000000000001
[ 4754.431534][    C3] RBP: ffff88800104f440 R08: 0000000000000000 R09: 0000000000000000
[ 4754.431536][    C3] R10: ffffffff9d07c7d7 R11: ffffc9000237f478 R12: ffff888009c1b3a4
[ 4754.431537][    C3] R13: 0000000000000000 R14: ffffc9000237f698 R15: ffff88800b750620
[ 4754.431541][ C3] ? trace_irq_enable.constprop.0 (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/cpumask.h:654 ./include/linux/cpumask.h:1210 ./include/trace/events/preemptirq.h:40) 
[ 4754.431546][ C3] qlist_free_all (mm/kasan/quarantine.c:174) 
[ 4754.431550][ C3] ? fuse_io_alloc (./include/linux/slab.h:905 ./include/linux/slab.h:1039 fs/fuse/file.c:750) 
[ 4754.431552][ C3] kasan_quarantine_reduce (./include/linux/srcu.h:400 mm/kasan/quarantine.c:287) 
[ 4754.431557][ C3] __kasan_slab_alloc (mm/kasan/common.c:329) 
[ 4754.431561][ C3] __kmalloc_cache_noprof (mm/slub.c:4148 mm/slub.c:4196 mm/slub.c:4353) 
[ 4754.431566][ C3] fuse_io_alloc (./include/linux/slab.h:905 ./include/linux/slab.h:1039 fs/fuse/file.c:750) 
[ 4754.431569][ C3] fuse_readahead (fs/fuse/file.c:1047) 
[ 4754.431575][ C3] ? __pfx_fuse_readahead (fs/fuse/file.c:1006) 
[ 4754.431577][ C3] ? trace_mm_filemap_add_to_page_cache (./include/trace/events/filemap.h:54 (discriminator 21)) 
[ 4754.431583][ C3] ? __filemap_add_folio (mm/filemap.c:949) 
[ 4754.431591][ C3] read_pages (./include/linux/pagemap.h:1404 ./include/linux/pagemap.h:1444 mm/readahead.c:162) 
[ 4754.431594][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4754.431597][ C3] ? lock_release (kernel/locking/lockdep.c:118 kernel/locking/lockdep.c:5884) 
[ 4754.431601][ C3] ? __pfx_read_pages (mm/readahead.c:147) 
[ 4754.431609][ C3] page_cache_ra_unbounded (./include/linux/fs.h:944 mm/readahead.c:298) 
[ 4754.431615][ C3] filemap_fault (mm/filemap.c:3290 mm/filemap.c:3389) 
[ 4754.431619][ C3] ? __pfx_filemap_map_pages (mm/filemap.c:3692) 
[ 4754.431623][ C3] ? __pfx_filemap_fault (mm/filemap.c:3362) 
[ 4754.431627][ C3] ? do_fault_around (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/memory.c:5479) 
[ 4754.431633][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4754.431635][ C3] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 21)) 
[ 4754.431641][ C3] ? lock_release (kernel/locking/lockdep.c:118 kernel/locking/lockdep.c:5884) 
[ 4754.431645][ C3] __do_fault (mm/memory.c:5098) 
[ 4754.431648][ C3] do_pte_missing (mm/memory.c:5518 mm/memory.c:5652 mm/memory.c:4160) 
[ 4754.431652][ C3] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 21)) 
[ 4754.431656][ C3] handle_pte_fault (mm/memory.c:5997) 
[ 4754.431659][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4754.431662][ C3] ? __pfx_handle_pte_fault (mm/memory.c:5954) 
[ 4754.431664][ C3] ? mtree_range_walk (lib/maple_tree.c:800 lib/maple_tree.c:2787) 
[ 4754.431671][ C3] __handle_mm_fault (mm/memory.c:6140) 
[ 4754.431674][ C3] ? __pfx___handle_mm_fault (mm/memory.c:6049) 
[ 4754.431676][ C3] ? rcu_read_unlock (./include/linux/rcupdate.h:341 (discriminator 9) ./include/linux/rcupdate.h:871 (discriminator 9)) 
[ 4754.431683][ C3] ? __pfx_lock_vma_under_rcu (mm/memory.c:6547) 
[ 4754.431687][ C3] handle_mm_fault (mm/memory.c:6321) 
[ 4754.431690][ C3] ? __pfx_handle_mm_fault (mm/memory.c:6276) 
[ 4754.431693][ C3] ? do_user_addr_fault (./include/linux/mmap_lock.h:213 arch/x86/mm/fault.c:1415) 
[ 4754.431699][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4754.431703][ C3] do_user_addr_fault (arch/x86/mm/fault.c:1337) 
[ 4754.431707][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4754.431711][ C3] exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532) 
[ 4754.431715][ C3] asm_exc_page_fault (./arch/x86/include/asm/idtentry.h:623) 
[ 4754.431717][    C3] RIP: 0033:0x7f1d135e9b70
[ 4754.431731][ C3] Code: Unable to access opcode bytes at 0x7f1d135e9b46.

Code starting with the faulting instruction
===========================================
[ 4754.431732][    C3] RSP: 002b:00007ffd2a0a10a8 EFLAGS: 00010212
[ 4754.431735][    C3] RAX: 00007f1d13865d68 RBX: 00007f1d13865d70 RCX: 00007f1d13865db0
[ 4754.431736][    C3] RDX: 00007ffd2a0a1188 RSI: 00007ffd2a0a1148 RDI: 00007f1d1386401c
[ 4754.431738][    C3] RBP: 0000000000000007 R08: 000000003d1812a0 R09: 0000000000000077
[ 4754.431740][    C3] R10: 000000000000005d R11: 0000000000000246 R12: 00007ffd2a0a1148
[ 4754.431741][    C3] R13: 00007ffd2a0a1188 R14: 00007f1d13865d70 R15: 0000000000000000
| [ 4757.957069][    C1] INFO: lockdep is turned off.
| [ 4757.957229][    C1] Preemption disabled at:
| [ 4757.957231][ C1] handle_softirqs (kernel/softirq.c:553) 
| [ 4757.957656][    C1] Tainted: [W]=WARN
[ 4757.957657][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4757.957659][    C1] Call Trace:
[ 4757.957661][    C1]  <TASK>
[ 4757.957664][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4757.957671][ C1] __might_resched (kernel/sched/core.c:8796) 
[ 4757.957678][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4757.957682][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4757.957685][ C1] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4757.957690][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4757.957694][ 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) 
[ 4757.957700][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4757.957703][ 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) 
[ 4757.957706][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4757.957713][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4757.957716][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4757.957721][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4757.957724][ 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) 
[ 4757.957728][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4757.957733][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4757.957735][ C1] ? smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 4757.957740][ C1] ? kthread (kernel/kthread.c:464) 
[ 4757.957744][ C1] ? ret_from_fork (arch/x86/kernel/process.c:148) 
[ 4757.957748][ C1] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
[ 4757.957753][ C1] ? migrate_enable (./arch/x86/include/asm/preempt.h:104 ./include/linux/preempt.h:481 ./include/linux/preempt.h:481 kernel/sched/core.c:2427) 
[ 4757.957756][ C1] ? __pfx_migrate_enable (kernel/sched/core.c:2402) 
[ 4757.957759][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4757.957764][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4757.957768][ C1] __put_net (net/core/net_namespace.c:732) 
[ 4757.957773][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4757.957777][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4757.957780][ C1] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4757.957785][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4757.957790][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4757.957793][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4757.957799][ C1] rcu_core (kernel/rcu/tree.c:2834) 
[ 4757.957803][ C1] handle_softirqs (kernel/softirq.c:580) 
[ 4757.957807][ C1] ? __pfx_run_ksoftirqd (kernel/softirq.c:961) 
[ 4757.957810][ C1] run_ksoftirqd (kernel/softirq.c:436 kernel/softirq.c:969 kernel/softirq.c:960) 
[ 4757.957813][ C1] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 4757.957816][ C1] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 4757.957820][ C1] kthread (kernel/kthread.c:464) 
[ 4757.957824][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4757.957827][ C1] ? ret_from_fork (arch/x86/kernel/process.c:147) 
[ 4757.957830][ C1] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 4757.957833][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4757.957836][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4757.957840][ C1] ret_from_fork (arch/x86/kernel/process.c:148) 
[ 4757.957843][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4757.957846][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
| [ 4761.018856][    C1] INFO: lockdep is turned off.
| [ 4761.019035][    C1] Preemption disabled at:
| [ 4761.019037][ C1] 0x0 
| [ 4761.019369][    C1] Tainted: [W]=WARN
[ 4761.019371][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4761.019373][    C1] Call Trace:
[ 4761.019374][    C1]  <IRQ>
[ 4761.019376][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4761.019385][ C1] __might_resched (kernel/sched/core.c:8796) 
[ 4761.019393][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4761.019397][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4761.019399][ C1] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4761.019404][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4761.019409][ 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) 
[ 4761.019414][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4761.019417][ 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) 
[ 4761.019420][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4761.019427][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4761.019430][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4761.019435][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4761.019438][ 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) 
[ 4761.019442][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4761.019447][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4761.019450][ C1] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 4761.019454][ C1] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4761.019462][ C1] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4761.019466][ C1] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4761.019469][ C1] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4761.019471][ C1] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4761.019474][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4761.019477][ C1] ? do_idle (kernel/sched/idle.c:325) 
[ 4761.019479][ C1] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4761.019481][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 4761.019485][ C1] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 4761.019490][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4761.019494][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4761.019499][ C1] __put_net (net/core/net_namespace.c:732) 
[ 4761.019503][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4761.019507][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4761.019510][ C1] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4761.019516][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4761.019521][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4761.019525][ C1] rcu_core (kernel/rcu/tree.c:2834) 
[ 4761.019529][ C1] handle_softirqs (kernel/softirq.c:580) 
[ 4761.019534][ C1] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 4761.019537][ C1] irq_exit_rcu (kernel/softirq.c:698) 
[ 4761.019540][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4761.019543][    C1]  </IRQ>
[ 4761.019544][    C1]  <TASK>
[ 4761.019545][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4761.019548][ C1] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4761.019552][ C1] Code: 92 d0 00 e9 03 55 02 00 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 63 97 22 00 fb f4 <c3> cc cc cc cc 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:	d0 00                	rolb   $1,(%rax)
   3:	e9 03 55 02 00       	jmp    0x2550b
   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 63 97 22 00 	verw   0x229763(%rip)        # 0x22978b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  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:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   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
[ 4761.019555][    C1] RSP: 0018:ffffc90000137de8 EFLAGS: 00000246
[ 4761.019558][    C1] RAX: 0000000000000001 RBX: 1ffff92000026fc1 RCX: ffffffff9ae6a5f9
[ 4761.019560][    C1] RDX: ffffed100d9d66fb RSI: ffffffff9b256840 RDI: ffffffff98399f6f
[ 4761.019562][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100d9d66fa
[ 4761.019563][    C1] R10: ffff88806ceb37d3 R11: ffff88800262a818 R12: 0000000000000000
[ 4761.019565][    C1] R13: ffff888001b60040 R14: dffffc0000000000 R15: 0000000000000000
[ 4761.019569][ C1] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 4761.019573][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4761.019576][ C1] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4761.019579][ C1] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4761.019581][ C1] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4761.019584][ C1] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 4761.019587][ C1] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 4761.019591][ C1] do_idle (kernel/sched/idle.c:325) 
[ 4761.019594][ C1] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4761.019597][ C1] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 4761.019601][ C1] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 4761.019606][ C1] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [ 4764.354807][    C1] INFO: lockdep is turned off.
| [ 4764.354983][    C1] Preemption disabled at:
| [ 4764.354985][ C1] 0x0 
| [ 4764.355312][    C1] Tainted: [W]=WARN
[ 4764.355313][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4764.355316][    C1] Call Trace:
[ 4764.355317][    C1]  <IRQ>
[ 4764.355320][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4764.355328][ C1] __might_resched (kernel/sched/core.c:8796) 
[ 4764.355335][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4764.355339][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4764.355342][ C1] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4764.355346][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4764.355352][ 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) 
[ 4764.355357][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4764.355360][ 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) 
[ 4764.355363][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4764.355371][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4764.355374][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4764.355379][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4764.355382][ 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) 
[ 4764.355387][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4764.355391][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4764.355394][ C1] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 4764.355398][ C1] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4764.355402][ C1] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4764.355406][ C1] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4764.355409][ C1] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4764.355411][ C1] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4764.355414][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4764.355416][ C1] ? do_idle (kernel/sched/idle.c:325) 
[ 4764.355419][ C1] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4764.355421][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 4764.355426][ C1] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 4764.355430][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4764.355435][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4764.355439][ C1] __put_net (net/core/net_namespace.c:732) 
[ 4764.355444][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4764.355447][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4764.355451][ C1] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4764.355460][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4764.355464][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4764.355469][ C1] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 4764.355475][ C1] rcu_core (kernel/rcu/tree.c:2834) 
[ 4764.355479][ C1] handle_softirqs (kernel/softirq.c:580) 
[ 4764.355484][ C1] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 4764.355487][ C1] irq_exit_rcu (kernel/softirq.c:698) 
[ 4764.355490][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4764.355493][    C1]  </IRQ>
[ 4764.355494][    C1]  <TASK>
[ 4764.355496][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4764.355499][ C1] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4764.355503][ C1] Code: 92 d0 00 e9 03 55 02 00 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 63 97 22 00 fb f4 <c3> cc cc cc cc 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:	d0 00                	rolb   $1,(%rax)
   3:	e9 03 55 02 00       	jmp    0x2550b
   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 63 97 22 00 	verw   0x229763(%rip)        # 0x22978b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  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:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   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
[ 4764.355506][    C1] RSP: 0018:ffffc90000137de8 EFLAGS: 00000246
[ 4764.355510][    C1] RAX: 0000000000000001 RBX: 1ffff92000026fc1 RCX: ffffffff9ae6a5f9
[ 4764.355512][    C1] RDX: ffffed100d9d66fb RSI: ffffffff9b256840 RDI: ffffffff98399f6f
[ 4764.355513][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100d9d66fa
[ 4764.355515][    C1] R10: ffff88806ceb37d3 R11: ffff88800262a818 R12: 0000000000000000
[ 4764.355517][    C1] R13: ffff888001b60040 R14: dffffc0000000000 R15: 0000000000000000
[ 4764.355521][ C1] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 4764.355525][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4764.355528][ C1] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4764.355531][ C1] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4764.355533][ C1] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4764.355536][ C1] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 4764.355539][ C1] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 4764.355543][ C1] do_idle (kernel/sched/idle.c:325) 
[ 4764.355546][ C1] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4764.355549][ C1] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 4764.355552][ C1] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 4764.355558][ C1] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [ 4786.170303][    C0] INFO: lockdep is turned off.
| [ 4786.170516][    C0] Preemption disabled at:
| [ 4786.170517][ C0] schedule_preempt_disabled (kernel/sched/core.c:6933) 
| [ 4786.170993][    C0] Tainted: [W]=WARN
[ 4786.170995][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4786.170996][    C0] Call Trace:
[ 4786.170998][    C0]  <IRQ>
[ 4786.171000][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4786.171007][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 4786.171014][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4786.171017][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4786.171020][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4786.171024][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4786.171029][ 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) 
[ 4786.171034][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4786.171037][ 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) 
[ 4786.171040][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4786.171047][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4786.171050][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4786.171055][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4786.171058][ 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) 
[ 4786.171062][ C0] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4786.171067][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4786.171070][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 4786.171075][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4786.171079][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4786.171083][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4786.171086][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4786.171088][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4786.171091][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4786.171093][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 4786.171095][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4786.171098][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 4786.171100][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 4786.171106][ C0] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4786.171110][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4786.171114][ C0] __put_net (net/core/net_namespace.c:732) 
[ 4786.171119][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4786.171122][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4786.171126][ C0] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4786.171131][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4786.171136][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4786.171140][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 4786.171146][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 4786.171150][ C0] handle_softirqs (kernel/softirq.c:580) 
[ 4786.171156][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 4786.171159][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 4786.171162][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4786.171165][    C0]  </IRQ>
[ 4786.171166][    C0]  <TASK>
[ 4786.171168][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4786.171170][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4786.171174][ C0] Code: 92 d0 00 e9 03 55 02 00 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 63 97 22 00 fb f4 <c3> cc cc cc cc 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:	d0 00                	rolb   $1,(%rax)
   3:	e9 03 55 02 00       	jmp    0x2550b
   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 63 97 22 00 	verw   0x229763(%rip)        # 0x22978b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  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:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   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
[ 4786.171177][    C0] RSP: 0000:ffffffff9c207df8 EFLAGS: 00000246
[ 4786.171181][    C0] RAX: 0000000000000000 RBX: 1ffffffff3840fc3 RCX: ffffffff9ae6a5f9
[ 4786.171183][    C0] RDX: ffffed100d9c66fb RSI: ffffffff9b256840 RDI: ffffffff98399f6f
[ 4786.171184][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100d9c66fa
[ 4786.171186][    C0] R10: ffff88806ce337d3 R11: ffff888001b4a818 R12: 0000000000000000
[ 4786.171188][    C0] R13: ffffffff9c233240 R14: dffffc0000000000 R15: 0000000000014770
[ 4786.171192][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 4786.171195][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4786.171199][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4786.171201][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4786.171204][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4786.171207][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 4786.171210][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 4786.171215][ C0] do_idle (kernel/sched/idle.c:325) 
[ 4786.171218][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4786.171221][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 4786.171224][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 4786.171228][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) 
[ 4786.171233][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:231 (discriminator 17)) 
[ 4786.171237][ C0] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [ 4789.499630][    C0] INFO: lockdep is turned off.
| [ 4789.499959][    C0] Preemption disabled at:
| [ 4789.499962][ C0] schedule_preempt_disabled (kernel/sched/core.c:6933) 
| [ 4789.500718][    C0] Tainted: [W]=WARN
[ 4789.500720][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4789.500723][    C0] Call Trace:
[ 4789.500726][    C0]  <IRQ>
[ 4789.500729][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4789.500739][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 4789.500750][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4789.500756][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4789.500760][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4789.500767][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4789.500774][ 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) 
[ 4789.500781][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4789.500787][ 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) 
[ 4789.500792][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4789.500801][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4789.500807][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4789.500814][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4789.500819][ 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) 
[ 4789.500825][ C0] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4789.500832][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4789.500837][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 4789.500843][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4789.500848][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4789.500853][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4789.500858][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4789.500862][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4789.500865][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4789.500870][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 4789.500874][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4789.500878][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 4789.500882][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 4789.500889][ C0] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4789.500896][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4789.500904][ C0] __put_net (net/core/net_namespace.c:732) 
[ 4789.500910][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4789.500916][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4789.500922][ C0] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4789.500932][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4789.500939][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4789.500945][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 4789.500954][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 4789.500961][ C0] handle_softirqs (kernel/softirq.c:580) 
[ 4789.500969][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 4789.500974][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 4789.500978][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4789.500984][    C0]  </IRQ>
[ 4789.500985][    C0]  <TASK>
[ 4789.500988][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4789.500992][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4789.500998][ C0] Code: 92 d0 00 e9 03 55 02 00 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 63 97 22 00 fb f4 <c3> cc cc cc cc 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:	d0 00                	rolb   $1,(%rax)
   3:	e9 03 55 02 00       	jmp    0x2550b
   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 63 97 22 00 	verw   0x229763(%rip)        # 0x22978b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  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:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   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
[ 4789.501003][    C0] RSP: 0018:ffffffff9c207df8 EFLAGS: 00000246
[ 4789.501008][    C0] RAX: 0000000000000000 RBX: 1ffffffff3840fc3 RCX: ffffffff9ae6a5f9
[ 4789.501011][    C0] RDX: ffffed100d9c66fb RSI: ffffffff9b256840 RDI: ffffffff98399f6f
[ 4789.501015][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100d9c66fa
[ 4789.501017][    C0] R10: ffff88806ce337d3 R11: ffff888001b4a818 R12: 0000000000000000
[ 4789.501021][    C0] R13: ffffffff9c233240 R14: dffffc0000000000 R15: 0000000000014770
[ 4789.501029][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 4789.501035][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4789.501041][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4789.501046][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4789.501050][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4789.501054][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 4789.501060][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 4789.501067][ C0] do_idle (kernel/sched/idle.c:325) 
[ 4789.501073][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4789.501078][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 4789.501084][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 4789.501092][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) 
[ 4789.501098][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:231 (discriminator 17)) 
[ 4789.501105][ C0] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [ 4792.573538][    C1] INFO: lockdep is turned off.
| [ 4792.573846][    C1] Preemption disabled at:
| [ 4792.573849][ C1] handle_softirqs (kernel/softirq.c:553) 
| [ 4792.574483][    C1] Tainted: [W]=WARN
[ 4792.574486][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4792.574488][    C1] Call Trace:
[ 4792.574491][    C1]  <IRQ>
[ 4792.574494][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4792.574505][ C1] __might_resched (kernel/sched/core.c:8796) 
[ 4792.574515][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4792.574521][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4792.574526][ C1] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4792.574532][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4792.574540][ 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) 
[ 4792.574548][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4792.574553][ 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) 
[ 4792.574556][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4792.574564][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4792.574567][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4792.574572][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4792.574575][ 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) 
[ 4792.574579][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4792.574584][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4792.574586][ C1] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 4792.574589][ C1] ? common_interrupt (arch/x86/kernel/irq.c:285 (discriminator 14)) 
[ 4792.574593][ C1] ? asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) 
[ 4792.574596][ C1] ? up_read (kernel/locking/rwsem.c:1618) 
[ 4792.574600][ C1] ? page_cache_ra_unbounded (./include/linux/sched/mm.h:339 ./include/linux/sched/mm.h:399 mm/readahead.c:299) 
[ 4792.574605][ C1] ? filemap_get_pages (mm/filemap.c:2592) 
[ 4792.574610][ C1] ? filemap_read (mm/filemap.c:2702) 
[ 4792.574613][ C1] ? do_iter_readv_writev (fs/read_write.c:825) 
[ 4792.574626][ C1] ? vfs_iter_read (fs/read_write.c:916) 
[ 4792.574629][ C1] ? backing_file_read_iter (fs/backing-file.c:183) 
[ 4792.574635][ C1] ? ovl_read_iter (fs/overlayfs/file.c:341) 
[ 4792.574641][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4792.574646][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4792.574650][ C1] __put_net (net/core/net_namespace.c:732) 
[ 4792.574655][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4792.574658][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4792.574662][ C1] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4792.574668][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4792.574672][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4792.574675][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4792.574680][ C1] rcu_core (kernel/rcu/tree.c:2834) 
[ 4792.574685][ C1] handle_softirqs (kernel/softirq.c:580) 
[ 4792.574690][ C1] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 4792.574692][ C1] irq_exit_rcu (kernel/softirq.c:698) 
[ 4792.574695][ C1] common_interrupt (arch/x86/kernel/irq.c:285 (discriminator 14)) 
[ 4792.574698][    C1]  </IRQ>
[ 4792.574699][    C1]  <TASK>
[ 4792.574701][ C1] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) 
[ 4792.574703][ C1] RIP: 0010:up_read (kernel/locking/rwsem.c:1618) 
[ 4792.574707][ C1] Code: 75 00 e9 16 fe ff ff e9 67 39 a3 ff 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa <0f> 1f 44 00 00 55 48 8b 74 24 08 48 89 fd 48 8d 7f 70 e8 05 b6 00
All code
========
   0:	75 00                	jne    0x2
   2:	e9 16 fe ff ff       	jmp    0xfffffffffffffe1d
   7:	e9 67 39 a3 ff       	jmp    0xffffffffffa33973
   c:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  13:	00 00 00 
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	90                   	nop
  1c:	90                   	nop
  1d:	90                   	nop
  1e:	90                   	nop
  1f:	90                   	nop
  20:	90                   	nop
  21:	90                   	nop
  22:	90                   	nop
  23:	90                   	nop
  24:	90                   	nop
  25:	90                   	nop
  26:	f3 0f 1e fa          	endbr64
  2a:*	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)		<-- trapping instruction
  2f:	55                   	push   %rbp
  30:	48 8b 74 24 08       	mov    0x8(%rsp),%rsi
  35:	48 89 fd             	mov    %rdi,%rbp
  38:	48 8d 7f 70          	lea    0x70(%rdi),%rdi
  3c:	e8                   	.byte 0xe8
  3d:	05                   	.byte 0x5
  3e:	b6 00                	mov    $0x0,%dh

Code starting with the faulting instruction
===========================================
   0:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
   5:	55                   	push   %rbp
   6:	48 8b 74 24 08       	mov    0x8(%rsp),%rsi
   b:	48 89 fd             	mov    %rdi,%rbp
   e:	48 8d 7f 70          	lea    0x70(%rdi),%rdi
  12:	e8                   	.byte 0xe8
  13:	05                   	.byte 0x5
  14:	b6 00                	mov    $0x0,%dh
[ 4792.574710][    C1] RSP: 0018:ffffc900037f76d0 EFLAGS: 00000246
[ 4792.574714][    C1] RAX: 0000000000000000 RBX: ffff888001b3c5c0 RCX: fffff520006feeff
[ 4792.574716][    C1] RDX: 1ffff920006fef00 RSI: 0000000000000000 RDI: ffff88800e88c3e0
[ 4792.574717][    C1] RBP: ffffc900037f77e0 R08: 0000000000000000 R09: ffffed1001527136
[ 4792.574719][    C1] R10: ffff88800a9389b3 R11: ffffc900037f6ce8 R12: 0000000000112cca
[ 4792.574721][    C1] R13: ffffea0000647a00 R14: 0000000000000003 R15: ffff88800e88c388
[ 4792.574726][ C1] page_cache_ra_unbounded (./include/linux/sched/mm.h:339 ./include/linux/sched/mm.h:399 mm/readahead.c:299) 
[ 4792.574733][ C1] filemap_get_pages (mm/filemap.c:2592) 
[ 4792.574738][ C1] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 4792.574741][ C1] ? __pfx_filemap_get_pages (mm/filemap.c:2566) 
[ 4792.574746][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4792.574749][ C1] ? unwind_next_frame (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 4792.574753][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4792.574757][ C1] filemap_read (mm/filemap.c:2702) 
[ 4792.574765][ C1] ? __pfx_filemap_read (mm/filemap.c:2667) 
[ 4792.574768][ C1] ? lock_release (kernel/locking/lockdep.c:118 kernel/locking/lockdep.c:5884) 
[ 4792.574771][ C1] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 4792.574780][ C1] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 4792.574787][ C1] ? __kernel_text_address (kernel/extable.c:79) 
[ 4792.574790][ C1] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 4792.574793][ C1] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 4792.574800][ C1] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 4792.574809][ C1] ? fuse_update_get_attr (fs/fuse/dir.c:1340) 
[ 4792.574818][ C1] do_iter_readv_writev (fs/read_write.c:825) 
[ 4792.574821][ C1] ? __pfx_do_iter_readv_writev (fs/read_write.c:814) 
[ 4792.574824][ C1] ? kasan_save_free_info (mm/kasan/generic.c:579) 
[ 4792.574828][ C1] ? __kasan_slab_free (mm/kasan/common.c:271) 
[ 4792.574833][ C1] ? kmem_cache_free (mm/slub.c:4642 mm/slub.c:4744) 
[ 4792.574838][ C1] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 4792.574842][ C1] vfs_iter_read (fs/read_write.c:916) 
[ 4792.574846][ C1] backing_file_read_iter (fs/backing-file.c:183) 
[ 4792.574852][ C1] ovl_read_iter (fs/overlayfs/file.c:341) 
[ 4792.574855][ C1] ? __pfx_ovl_read_iter (fs/overlayfs/file.c:326) 
[ 4792.574858][ C1] ? __pfx_ovl_file_accessed (fs/overlayfs/file.c:298) 
[ 4792.574863][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4792.574867][ C1] vfs_read (fs/read_write.c:491 fs/read_write.c:572) 
[ 4792.574870][ C1] ? kmem_cache_free (mm/slub.c:4642 mm/slub.c:4744) 
[ 4792.574872][ C1] ? lock_release (kernel/locking/lockdep.c:118 kernel/locking/lockdep.c:5884) 
[ 4792.574874][ C1] ? do_sys_openat2 (fs/open.c:1422) 
[ 4792.574878][ C1] ? __pfx_vfs_read (fs/read_write.c:553) 
[ 4792.574882][ C1] ? __pfx_do_sys_openat2 (fs/open.c:1422) 
[ 4792.574887][ C1] ? __pfx___up_read (kernel/locking/rwsem.c:1337) 
[ 4792.574892][ C1] ksys_read (fs/read_write.c:715) 
[ 4792.574895][ C1] ? __pfx_ksys_read (fs/read_write.c:705) 
[ 4792.574900][ C1] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 4792.574915][ C1] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 4792.574918][    C1] RIP: 0033:0x7fa106397fb8
[ 4792.574922][ C1] Code: c0 48 8d 44 24 d0 48 89 44 24 c8 eb bb 0f 1f 44 00 00 f7 d8 89 05 38 f2 00 00 b8 ff ff ff ff c3 66 90 f3 0f 1e fa 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 08 c3 0f 1f 80 00 00 00 00 f7 d8 89 05 10 f2
All code
========
   0:	c0 48 8d 44          	rorb   $0x44,-0x73(%rax)
   4:	24 d0                	and    $0xd0,%al
   6:	48 89 44 24 c8       	mov    %rax,-0x38(%rsp)
   b:	eb bb                	jmp    0xffffffffffffffc8
   d:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  12:	f7 d8                	neg    %eax
  14:	89 05 38 f2 00 00    	mov    %eax,0xf238(%rip)        # 0xf252
  1a:	b8 ff ff ff ff       	mov    $0xffffffff,%eax
  1f:	c3                   	ret
  20:	66 90                	xchg   %ax,%ax
  22:	f3 0f 1e fa          	endbr64
  26:	31 c0                	xor    %eax,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 08                	ja     0x3a
  32:	c3                   	ret
  33:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  3a:	f7 d8                	neg    %eax
  3c:	89                   	.byte 0x89
  3d:	05                   	.byte 0x5
  3e:	10 f2                	adc    %dh,%dl

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 08                	ja     0x10
   8:	c3                   	ret
   9:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  10:	f7 d8                	neg    %eax
  12:	89                   	.byte 0x89
  13:	05                   	.byte 0x5
  14:	10 f2                	adc    %dh,%dl
[ 4792.574924][    C1] RSP: 002b:00007fffdb5ada38 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 4792.574927][    C1] RAX: ffffffffffffffda RBX: 00007fffdb5adcbf RCX: 00007fa106397fb8
[ 4792.574929][    C1] RDX: 0000000000000340 RSI: 00007fffdb5adcd8 RDI: 0000000000000005
[ 4792.574931][    C1] RBP: 00007fffdb5adaa0 R08: 0000000000080000 R09: 00007fffdb5adab0
[ 4792.574933][    C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000340
[ 4792.574934][    C1] R13: 00007fffdb5adcd0 R14: 00007fffdb5adab0 R15: 0000000000000005
| [ 4796.031782][    C1] INFO: lockdep is turned off.
| [ 4796.032061][    C1] Preemption disabled at:
| [ 4796.032064][ C1] 0x0 
| [ 4796.032573][    C1] Tainted: [W]=WARN
[ 4796.032575][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4796.032578][    C1] Call Trace:
[ 4796.032581][    C1]  <IRQ>
[ 4796.032584][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4796.032595][ C1] __might_resched (kernel/sched/core.c:8796) 
[ 4796.032606][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4796.032612][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4796.032616][ C1] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4796.032623][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4796.032630][ 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) 
[ 4796.032638][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4796.032643][ 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) 
[ 4796.032648][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4796.032659][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4796.032664][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4796.032671][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4796.032676][ 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) 
[ 4796.032682][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4796.032689][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4796.032693][ C1] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 4796.032699][ C1] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4796.032705][ C1] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4796.032711][ C1] ? tick_nohz_idle_enter (kernel/time/tick-sched.c:1267) 
[ 4796.032719][ C1] ? do_idle (./arch/x86/include/asm/bitops.h:206 ./arch/x86/include/asm/bitops.h:238 ./include/linux/thread_info.h:192 ./include/linux/thread_info.h:208 ./include/linux/sched.h:2164 kernel/sched/idle.c:273) 
[ 4796.032722][ C1] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4796.032725][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 4796.032730][ C1] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 4796.032735][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4796.032739][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4796.032743][ C1] __put_net (net/core/net_namespace.c:732) 
[ 4796.032748][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4796.032752][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4796.032755][ C1] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4796.032761][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4796.032765][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4796.032769][ C1] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 4796.032775][ C1] rcu_core (kernel/rcu/tree.c:2834) 
[ 4796.032779][ C1] handle_softirqs (kernel/softirq.c:580) 
[ 4796.032785][ C1] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 4796.032787][ C1] irq_exit_rcu (kernel/softirq.c:698) 
[ 4796.032790][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4796.032793][    C1]  </IRQ>
[ 4796.032794][    C1]  <TASK>
[ 4796.032796][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4796.032799][ C1] RIP: 0010:tick_nohz_idle_enter (kernel/time/tick-sched.c:1267) 
[ 4796.032802][ C1] Code: 00 00 fc ff df 48 89 ea 48 c1 ea 03 80 3c 02 00 0f 85 9e 00 00 00 48 83 4d 00 01 48 89 ef e8 c6 e9 ff ff e8 d1 74 13 00 fb 5b <5d> 41 5c c3 cc cc cc cc 65 8b 05 8c 2a b6 05 85 c0 74 be 90 0f 0b
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	fc                   	cld
   3:	ff                   	lcall  (bad)
   4:	df 48 89             	fisttps -0x77(%rax)
   7:	ea                   	(bad)
   8:	48 c1 ea 03          	shr    $0x3,%rdx
   c:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
  10:	0f 85 9e 00 00 00    	jne    0xb4
  16:	48 83 4d 00 01       	orq    $0x1,0x0(%rbp)
  1b:	48 89 ef             	mov    %rbp,%rdi
  1e:	e8 c6 e9 ff ff       	call   0xffffffffffffe9e9
  23:	e8 d1 74 13 00       	call   0x1374f9
  28:	fb                   	sti
  29:	5b                   	pop    %rbx
  2a:*	5d                   	pop    %rbp		<-- trapping instruction
  2b:	41 5c                	pop    %r12
  2d:	c3                   	ret
  2e:	cc                   	int3
  2f:	cc                   	int3
  30:	cc                   	int3
  31:	cc                   	int3
  32:	65 8b 05 8c 2a b6 05 	mov    %gs:0x5b62a8c(%rip),%eax        # 0x5b62ac5
  39:	85 c0                	test   %eax,%eax
  3b:	74 be                	je     0xfffffffffffffffb
  3d:	90                   	nop
  3e:	0f 0b                	ud2

Code starting with the faulting instruction
===========================================
   0:	5d                   	pop    %rbp
   1:	41 5c                	pop    %r12
   3:	c3                   	ret
   4:	cc                   	int3
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	65 8b 05 8c 2a b6 05 	mov    %gs:0x5b62a8c(%rip),%eax        # 0x5b62a9b
   f:	85 c0                	test   %eax,%eax
  11:	74 be                	je     0xffffffffffffffd1
  13:	90                   	nop
  14:	0f 0b                	ud2
[ 4796.032805][    C1] RSP: 0018:ffffc90000137e80 EFLAGS: 00000246
[ 4796.032809][    C1] RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff986577af
[ 4796.032810][    C1] RDX: 0000000000000000 RSI: ffffffff9b256840 RDI: ffffffff985203ef
[ 4796.032812][    C1] RBP: ffff88806cea8c40 R08: 0000000000000000 R09: 0000000000000000
[ 4796.032814][    C1] R10: ffffffff9d07c7d7 R11: ffff88800262a818 R12: 0000000000000001
[ 4796.032816][    C1] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4796.032819][ C1] ? trace_irq_enable.constprop.0 (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/cpumask.h:654 ./include/linux/cpumask.h:1210 ./include/trace/events/preemptirq.h:40) 
[ 4796.032822][ C1] ? tick_nohz_idle_enter (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/time/tick-sched.c:1266) 
[ 4796.032826][ C1] do_idle (./arch/x86/include/asm/bitops.h:206 ./arch/x86/include/asm/bitops.h:238 ./include/linux/thread_info.h:192 ./include/linux/thread_info.h:208 ./include/linux/sched.h:2164 kernel/sched/idle.c:273) 
[ 4796.032829][ C1] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4796.032832][ C1] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 4796.032836][ C1] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 4796.032841][ C1] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [ 4818.105222][    C2] INFO: lockdep is turned off.
| [ 4818.105439][    C2] Preemption disabled at:
| [ 4818.105441][ C2] handle_softirqs (kernel/softirq.c:553) 
| [ 4818.105898][    C2] Tainted: [W]=WARN
[ 4818.105899][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4818.105901][    C2] Call Trace:
[ 4818.105903][    C2]  <IRQ>
[ 4818.105905][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4818.105912][ C2] __might_resched (kernel/sched/core.c:8796) 
[ 4818.105919][ C2] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4818.105923][ C2] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4818.105926][ C2] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4818.105930][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4818.105935][ 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) 
[ 4818.105940][ C2] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4818.105943][ 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) 
[ 4818.105946][ C2] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4818.105953][ C2] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4818.105957][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4818.105961][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4818.105964][ 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) 
[ 4818.105969][ C2] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4818.105974][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4818.105976][ C2] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 4818.105979][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4818.105983][ C2] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4818.105987][ C2] ? __orc_find (arch/x86/kernel/unwind_orc.c:99) 
[ 4818.105990][ C2] ? unwind_next_frame (arch/x86/kernel/unwind_orc.c:495) 
[ 4818.105992][ C2] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 4818.105996][ C2] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 4818.106001][ C2] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 4818.106007][ C2] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 4818.106010][ C2] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3092) 
[ 4818.106013][ C2] ? kmem_cache_free (./include/linux/kmemleak.h:49 mm/slub.c:2305 mm/slub.c:4642 mm/slub.c:4744) 
[ 4818.106016][ C2] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4818.106021][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4818.106025][ C2] __put_net (net/core/net_namespace.c:732) 
[ 4818.106030][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4818.106033][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4818.106037][ C2] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4818.106042][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4818.106046][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4818.106049][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4818.106054][ C2] rcu_core (kernel/rcu/tree.c:2834) 
[ 4818.106058][ C2] handle_softirqs (kernel/softirq.c:580) 
[ 4818.106063][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 4818.106066][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 4818.106068][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4818.106072][    C2]  </IRQ>
[ 4818.106073][    C2]  <TASK>
[ 4818.106074][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4818.106077][ C2] RIP: 0010:__orc_find (arch/x86/kernel/unwind_orc.c:99) 
[ 4818.106080][ C2] Code: 48 c1 ea 03 0f b6 34 0a 48 89 da 83 e2 07 83 c2 03 40 38 f2 7c 05 40 84 f6 75 4b 48 63 13 48 01 da 49 39 d5 73 af 4c 8d 63 fc <4c> 39 e5 76 b2 4d 29 f7 49 c1 ff 02 4b 8d 14 7f 48 8d 04 50 48 83
All code
========
   0:	48 c1 ea 03          	shr    $0x3,%rdx
   4:	0f b6 34 0a          	movzbl (%rdx,%rcx,1),%esi
   8:	48 89 da             	mov    %rbx,%rdx
   b:	83 e2 07             	and    $0x7,%edx
   e:	83 c2 03             	add    $0x3,%edx
  11:	40 38 f2             	cmp    %sil,%dl
  14:	7c 05                	jl     0x1b
  16:	40 84 f6             	test   %sil,%sil
  19:	75 4b                	jne    0x66
  1b:	48 63 13             	movslq (%rbx),%rdx
  1e:	48 01 da             	add    %rbx,%rdx
  21:	49 39 d5             	cmp    %rdx,%r13
  24:	73 af                	jae    0xffffffffffffffd5
  26:	4c 8d 63 fc          	lea    -0x4(%rbx),%r12
  2a:*	4c 39 e5             	cmp    %r12,%rbp		<-- trapping instruction
  2d:	76 b2                	jbe    0xffffffffffffffe1
  2f:	4d 29 f7             	sub    %r14,%r15
  32:	49 c1 ff 02          	sar    $0x2,%r15
  36:	4b 8d 14 7f          	lea    (%r15,%r15,2),%rdx
  3a:	48 8d 04 50          	lea    (%rax,%rdx,2),%rax
  3e:	48                   	rex.W
  3f:	83                   	.byte 0x83

Code starting with the faulting instruction
===========================================
   0:	4c 39 e5             	cmp    %r12,%rbp
   3:	76 b2                	jbe    0xffffffffffffffb7
   5:	4d 29 f7             	sub    %r14,%r15
   8:	49 c1 ff 02          	sar    $0x2,%r15
   c:	4b 8d 14 7f          	lea    (%r15,%r15,2),%rdx
  10:	48 8d 04 50          	lea    (%rax,%rdx,2),%rax
  14:	48                   	rex.W
  15:	83                   	.byte 0x83
[ 4818.106083][    C2] RSP: 0018:ffffc90001347578 EFLAGS: 00000287
[ 4818.106087][    C2] RAX: ffffffff9d55ccd0 RBX: ffffffff9d1ab80c RCX: dffffc0000000000
[ 4818.106089][    C2] RDX: ffffffff98b34d75 RSI: 0000000000000000 RDI: ffffffff9d1ab7ec
[ 4818.106091][    C2] RBP: ffffffff9d1ab7ec R08: 0000000000000000 R09: ffffc900013476f9
[ 4818.106092][    C2] R10: ffffffff9821d687 R11: ffffc900013476f8 R12: ffffffff9d1ab808
[ 4818.106094][    C2] R13: ffffffff98b34d1b R14: ffffffff9d1ab7ec R15: ffffffff9d1ab7ec
[ 4818.106096][ C2] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 4818.106100][ C2] ? unwind_next_frame (./include/linux/rcupdate.h:331 ./include/linux/rcupdate.h:841 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 4818.106103][ C2] ? kasan_save_alloc_info (mm/kasan/generic.c:562) 
[ 4818.106109][ C2] unwind_next_frame (arch/x86/kernel/unwind_orc.c:495) 
[ 4818.106111][ C2] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 4818.106116][ C2] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 4818.106119][ C2] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 4818.106122][ C2] ? kernel_text_address (kernel/extable.c:99) 
[ 4818.106127][ C2] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 4818.106131][ C2] arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 4818.106136][ C2] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 4818.106140][ C2] stack_trace_save (kernel/stacktrace.c:123) 
[ 4818.106144][ C2] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 4818.106148][ C2] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 4818.106151][ C2] ? stack_depot_save_flags (lib/stackdepot.c:552 lib/stackdepot.c:619) 
[ 4818.106155][ C2] kasan_save_stack (mm/kasan/common.c:48) 
[ 4818.106158][ C2] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 4818.106161][ C2] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 4818.106165][ C2] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 4818.106168][ C2] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 4818.106172][ C2] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[ 4818.106175][ C2] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 4818.106178][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4818.106182][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4818.106184][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4818.106187][ C2] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 4818.106192][ C2] ? debug_object_active_state (lib/debugobjects.c:1056) 
[ 4818.106200][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4818.106202][ C2] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2126 arch/x86/mm/physaddr.c:65) 
[ 4818.106207][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4818.106209][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 21)) 
[ 4818.106213][ C2] ? lock_release (kernel/locking/lockdep.c:118 kernel/locking/lockdep.c:5884) 
[ 4818.106216][ C2] ? __virt_addr_valid (./arch/x86/include/asm/preempt.h:104 ./include/linux/rcupdate.h:955 ./include/linux/mmzone.h:2126 arch/x86/mm/physaddr.c:65) 
[ 4818.106219][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4818.106222][ C2] kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 4818.106225][ C2] ? __pfx_free_object_rcu (mm/kmemleak.c:524) 
[ 4818.106231][ C2] __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3092) 
[ 4818.106235][ C2] kmem_cache_free (./include/linux/kmemleak.h:49 mm/slub.c:2305 mm/slub.c:4642 mm/slub.c:4744) 
[ 4818.106237][ C2] ? __put_anon_vma (mm/rmap.c:2757) 
[ 4818.106248][ C2] __put_anon_vma (mm/rmap.c:2757) 
[ 4818.106251][ C2] unlink_anon_vmas (./include/linux/rmap.h:117 mm/rmap.c:444) 
[ 4818.106255][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4818.106259][ C2] free_pgtables (mm/memory.c:392) 
[ 4818.106266][ C2] ? __pfx_free_pgtables (mm/memory.c:349) 
[ 4818.106268][ C2] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 4818.106271][ C2] ? exit_mmap (./include/linux/seqlock.h:431 ./include/linux/mmap_lock.h:83 ./include/linux/mmap_lock.h:130 mm/mmap.c:1292) 
[ 4818.106275][ C2] ? down_write (./arch/x86/include/asm/preempt.h:104 kernel/locking/rwsem.c:1307 kernel/locking/rwsem.c:1313 kernel/locking/rwsem.c:1578) 
[ 4818.106278][ C2] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4818.106280][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4818.106283][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 21)) 
[ 4818.106287][ C2] exit_mmap (mm/mmap.c:1297) 
[ 4818.106291][ C2] ? __pfx_exit_mmap (mm/mmap.c:1259) 
[ 4818.106293][ C2] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:727 kernel/locking/mutex.c:746) 
[ 4818.106299][ C2] ? lock_release (kernel/locking/lockdep.c:118 kernel/locking/lockdep.c:5884) 
[ 4818.106302][ C2] ? __mutex_unlock_slowpath (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4329 ./include/linux/atomic/atomic-long.h:1506 ./include/linux/atomic/atomic-instrumented.h:4481 kernel/locking/mutex.c:924) 
[ 4818.106311][ C2] mmput (kernel/fork.c:1449 kernel/fork.c:1383 kernel/fork.c:1404) 
[ 4818.106317][ C2] exit_mm (kernel/exit.c:596) 
[ 4818.106323][ C2] do_exit (kernel/exit.c:950) 
[ 4818.106327][ C2] do_group_exit (kernel/exit.c:1089) 
[ 4818.106332][ C2] __x64_sys_exit_group (kernel/exit.c:1117) 
[ 4818.106335][ C2] x64_sys_call (arch/x86/entry/syscall_64.c:37) 
[ 4818.106339][ C2] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 4818.106345][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 4818.106348][    C2] RIP: 0033:0x7fbb5583dabd
[ 4818.106351][ C2] Code: Unable to access opcode bytes at 0x7fbb5583da93.

Code starting with the faulting instruction
===========================================
[ 4818.106352][    C2] RSP: 002b:00007ffec1936b48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 4818.106355][    C2] RAX: ffffffffffffffda RBX: 00007fbb5591a9c0 RCX: 00007fbb5583dabd
[ 4818.106357][    C2] RDX: 00000000000000e7 RSI: fffffffffffffe90 RDI: 0000000000000000
[ 4818.106358][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000060
[ 4818.106360][    C2] R10: 00007ffec1936970 R11: 0000000000000246 R12: 00007fbb5591a9c0
[ 4818.106362][    C2] R13: 00007fbb5591fee0 R14: 0000000000000001 R15: 00007fbb5591fec8
| [ 4821.497815][    C3] INFO: lockdep is turned off.
| [ 4821.497991][    C3] Preemption disabled at:
| [ 4821.497993][ C3] handle_softirqs (kernel/softirq.c:553) 
| [ 4821.498357][    C3] Tainted: [W]=WARN
[ 4821.498358][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4821.498361][    C3] Call Trace:
[ 4821.498363][    C3]  <TASK>
[ 4821.498364][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4821.498371][ C3] __might_resched (kernel/sched/core.c:8796) 
[ 4821.498378][ C3] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4821.498382][ C3] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4821.498384][ C3] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4821.498389][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4821.498393][ 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) 
[ 4821.498398][ C3] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4821.498401][ 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) 
[ 4821.498404][ C3] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4821.498411][ C3] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4821.498415][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4821.498420][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4821.498422][ 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) 
[ 4821.498427][ C3] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4821.498431][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4821.498434][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 4821.498436][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050) 
[ 4821.498441][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4821.498444][ C3] ? migrate_enable (./arch/x86/include/asm/preempt.h:104 ./include/linux/preempt.h:481 ./include/linux/preempt.h:481 kernel/sched/core.c:2427) 
[ 4821.498448][ C3] ? __pfx_migrate_enable (kernel/sched/core.c:2402) 
[ 4821.498451][ C3] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4821.498455][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4821.498461][ C3] __put_net (net/core/net_namespace.c:732) 
[ 4821.498466][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4821.498469][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4821.498473][ C3] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4821.498478][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4821.498483][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4821.498486][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4821.498491][ C3] rcu_core (kernel/rcu/tree.c:2834) 
[ 4821.498496][ C3] handle_softirqs (kernel/softirq.c:580) 
[ 4821.498501][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 4821.498504][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 4821.498506][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050) 
[ 4821.498510][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4821.498512][    C3] RIP: 0033:0x7ff2ff91ca7d
[ 4821.498516][ C3] Code: 4c 89 c0 48 f7 d8 85 d2 4c 0f 45 c0 eb 18 0f 1f 80 00 00 00 00 48 8b 05 71 f3 19 00 45 31 c0 64 c7 00 16 00 00 00 48 83 c4 28 <4c> 89 c0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 1f 44 00 00 83 fe 0a
All code
========
   0:	4c 89 c0             	mov    %r8,%rax
   3:	48 f7 d8             	neg    %rax
   6:	85 d2                	test   %edx,%edx
   8:	4c 0f 45 c0          	cmovne %rax,%r8
   c:	eb 18                	jmp    0x26
   e:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  15:	48 8b 05 71 f3 19 00 	mov    0x19f371(%rip),%rax        # 0x19f38d
  1c:	45 31 c0             	xor    %r8d,%r8d
  1f:	64 c7 00 16 00 00 00 	movl   $0x16,%fs:(%rax)
  26:	48 83 c4 28          	add    $0x28,%rsp
  2a:*	4c 89 c0             	mov    %r8,%rax		<-- trapping instruction
  2d:	5b                   	pop    %rbx
  2e:	5d                   	pop    %rbp
  2f:	41 5c                	pop    %r12
  31:	41 5d                	pop    %r13
  33:	41 5e                	pop    %r14
  35:	41 5f                	pop    %r15
  37:	c3                   	ret
  38:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  3d:	83 fe 0a             	cmp    $0xa,%esi

Code starting with the faulting instruction
===========================================
   0:	4c 89 c0             	mov    %r8,%rax
   3:	5b                   	pop    %rbx
   4:	5d                   	pop    %rbp
   5:	41 5c                	pop    %r12
   7:	41 5d                	pop    %r13
   9:	41 5e                	pop    %r14
   b:	41 5f                	pop    %r15
   d:	c3                   	ret
   e:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  13:	83 fe 0a             	cmp    $0xa,%esi
[ 4821.498519][    C3] RSP: 002b:00007ffcf3ec2798 EFLAGS: 00000202
[ 4821.498522][    C3] RAX: ffffffffffffeeb3 RBX: 000055d36c3a09a0 RCX: 000055d36c3a09a4
[ 4821.498524][    C3] RDX: 0000000000000000 RSI: 000000000000000a RDI: 1999999999999999
[ 4821.498526][    C3] RBP: 0000000000000000 R08: 000000000000114d R09: 0000000000000000
[ 4821.498528][    C3] R10: 00007ff2ffa61ac0 R11: 00007ff2ffa623c0 R12: 0000000000000000
[ 4821.498529][    C3] R13: 000055d36c3a09a0 R14: 0000000000000000 R15: 000000000000000a
| [ 4824.440986][    C2] INFO: lockdep is turned off.
| [ 4824.441153][    C2] Preemption disabled at:
| [ 4824.441154][ C2] handle_softirqs (kernel/softirq.c:553) 
| [ 4824.441524][    C2] Tainted: [W]=WARN
[ 4824.441525][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4824.441527][    C2] Call Trace:
[ 4824.441529][    C2]  <TASK>
[ 4824.441531][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4824.441539][ C2] __might_resched (kernel/sched/core.c:8796) 
[ 4824.441545][ C2] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4824.441549][ C2] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4824.441552][ C2] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4824.441556][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4824.441561][ 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) 
[ 4824.441566][ C2] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4824.441569][ 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) 
[ 4824.441572][ C2] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4824.441578][ C2] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4824.441581][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4824.441587][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4824.441590][ 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) 
[ 4824.441594][ C2] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4824.441599][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4824.441601][ C2] ? smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 4824.441606][ C2] ? kthread (kernel/kthread.c:464) 
[ 4824.441610][ C2] ? ret_from_fork (arch/x86/kernel/process.c:148) 
[ 4824.441613][ C2] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
[ 4824.441618][ C2] ? migrate_enable (./arch/x86/include/asm/preempt.h:104 ./include/linux/preempt.h:481 ./include/linux/preempt.h:481 kernel/sched/core.c:2427) 
[ 4824.441621][ C2] ? __pfx_migrate_enable (kernel/sched/core.c:2402) 
[ 4824.441625][ C2] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4824.441629][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4824.441633][ C2] __put_net (net/core/net_namespace.c:732) 
[ 4824.441638][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4824.441642][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4824.441645][ C2] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4824.441651][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4824.441655][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4824.441658][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4824.441664][ C2] rcu_core (kernel/rcu/tree.c:2834) 
[ 4824.441668][ C2] handle_softirqs (kernel/softirq.c:580) 
[ 4824.441672][ C2] ? __pfx_run_ksoftirqd (kernel/softirq.c:961) 
[ 4824.441676][ C2] run_ksoftirqd (kernel/softirq.c:436 kernel/softirq.c:969 kernel/softirq.c:960) 
[ 4824.441678][ C2] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 4824.441681][ C2] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 4824.441685][ C2] kthread (kernel/kthread.c:464) 
[ 4824.441689][ C2] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4824.441692][ C2] ? ret_from_fork (arch/x86/kernel/process.c:147) 
[ 4824.441695][ C2] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 4824.441698][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4824.441701][ C2] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4824.441705][ C2] ret_from_fork (arch/x86/kernel/process.c:148) 
[ 4824.441707][ C2] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4824.441711][ C2] ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
| [ 4827.897821][    C1] INFO: lockdep is turned off.
| [ 4827.897981][    C1] Preemption disabled at:
| [ 4827.897982][ C1] handle_softirqs (kernel/softirq.c:553) 
| [ 4827.898327][    C1] Tainted: [W]=WARN
[ 4827.898328][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4827.898331][    C1] Call Trace:
[ 4827.898333][    C1]  <TASK>
[ 4827.898335][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4827.898343][ C1] __might_resched (kernel/sched/core.c:8796) 
[ 4827.898350][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4827.898353][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4827.898356][ C1] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4827.898360][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4827.898365][ 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) 
[ 4827.898371][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4827.898374][ 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) 
[ 4827.898377][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4827.898383][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4827.898386][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4827.898392][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4827.898394][ 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) 
[ 4827.898399][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4827.898404][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4827.898407][ C1] ? smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 4827.898411][ C1] ? kthread (kernel/kthread.c:464) 
[ 4827.898415][ C1] ? ret_from_fork (arch/x86/kernel/process.c:148) 
[ 4827.898418][ C1] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
[ 4827.898423][ C1] ? migrate_enable (./arch/x86/include/asm/preempt.h:104 ./include/linux/preempt.h:481 ./include/linux/preempt.h:481 kernel/sched/core.c:2427) 
[ 4827.898427][ C1] ? __pfx_migrate_enable (kernel/sched/core.c:2402) 
[ 4827.898430][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4827.898434][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4827.898438][ C1] __put_net (net/core/net_namespace.c:732) 
[ 4827.898442][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4827.898446][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4827.898449][ C1] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4827.898455][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4827.898462][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4827.898465][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4827.898470][ C1] rcu_core (kernel/rcu/tree.c:2834) 
[ 4827.898474][ C1] handle_softirqs (kernel/softirq.c:580) 
[ 4827.898478][ C1] ? __pfx_run_ksoftirqd (kernel/softirq.c:961) 
[ 4827.898481][ C1] run_ksoftirqd (kernel/softirq.c:436 kernel/softirq.c:969 kernel/softirq.c:960) 
[ 4827.898484][ C1] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 4827.898487][ C1] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 4827.898491][ C1] kthread (kernel/kthread.c:464) 
[ 4827.898494][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4827.898497][ C1] ? ret_from_fork (arch/x86/kernel/process.c:147) 
[ 4827.898500][ C1] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 4827.898503][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4827.898506][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4827.898510][ C1] ret_from_fork (arch/x86/kernel/process.c:148) 
[ 4827.898512][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4827.898515][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
| [ 4849.155042][    C1] INFO: lockdep is turned off.
| [ 4849.155216][    C1] Preemption disabled at:
| [ 4849.155217][ C1] 0x0 
| [ 4849.155540][    C1] Tainted: [W]=WARN
[ 4849.155542][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4849.155543][    C1] Call Trace:
[ 4849.155545][    C1]  <IRQ>
[ 4849.155547][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4849.155555][ C1] __might_resched (kernel/sched/core.c:8796) 
[ 4849.155563][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4849.155567][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4849.155570][ C1] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4849.155575][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4849.155580][ 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) 
[ 4849.155585][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4849.155588][ 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) 
[ 4849.155591][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4849.155598][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4849.155601][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4849.155606][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4849.155609][ 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) 
[ 4849.155613][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4849.155618][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4849.155621][ C1] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 4849.155625][ C1] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4849.155629][ C1] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4849.155633][ C1] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4849.155636][ C1] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4849.155639][ C1] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4849.155641][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4849.155644][ C1] ? do_idle (kernel/sched/idle.c:325) 
[ 4849.155646][ C1] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4849.155648][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 4849.155652][ C1] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 4849.155657][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4849.155661][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4849.155666][ C1] __put_net (net/core/net_namespace.c:732) 
[ 4849.155671][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4849.155674][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4849.155677][ C1] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4849.155683][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4849.155687][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4849.155692][ C1] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 4849.155697][ C1] rcu_core (kernel/rcu/tree.c:2834) 
[ 4849.155702][ C1] handle_softirqs (kernel/softirq.c:580) 
[ 4849.155707][ C1] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 4849.155710][ C1] irq_exit_rcu (kernel/softirq.c:698) 
[ 4849.155712][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4849.155716][    C1]  </IRQ>
[ 4849.155717][    C1]  <TASK>
[ 4849.155718][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4849.155721][ C1] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4849.155725][ C1] Code: 92 d0 00 e9 03 55 02 00 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 63 97 22 00 fb f4 <c3> cc cc cc cc 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:	d0 00                	rolb   $1,(%rax)
   3:	e9 03 55 02 00       	jmp    0x2550b
   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 63 97 22 00 	verw   0x229763(%rip)        # 0x22978b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  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:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   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
[ 4849.155728][    C1] RSP: 0018:ffffc90000137de8 EFLAGS: 00000246
[ 4849.155731][    C1] RAX: 0000000000000001 RBX: 1ffff92000026fc1 RCX: ffffffff9ae6a5f9
[ 4849.155733][    C1] RDX: ffffed100d9d66fb RSI: ffffffff9b256840 RDI: ffffffff98399f6f
[ 4849.155735][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100d9d66fa
[ 4849.155737][    C1] R10: ffff88806ceb37d3 R11: ffff88800262a818 R12: 0000000000000000
[ 4849.155739][    C1] R13: ffff888001b60040 R14: dffffc0000000000 R15: 0000000000000000
[ 4849.155742][ C1] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 4849.155746][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4849.155750][ C1] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4849.155752][ C1] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4849.155755][ C1] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4849.155757][ C1] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 4849.155761][ C1] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 4849.155765][ C1] do_idle (kernel/sched/idle.c:325) 
[ 4849.155768][ C1] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4849.155771][ C1] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 4849.155775][ C1] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 4849.155780][ C1] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [ 4852.541928][    C3] INFO: lockdep is turned off.
| [ 4852.542111][    C3] Preemption disabled at:
| [ 4852.542113][ C3] 0x0 
| [ 4852.542442][    C3] Tainted: [W]=WARN
[ 4852.542443][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4852.542446][    C3] Call Trace:
[ 4852.542447][    C3]  <IRQ>
[ 4852.542450][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4852.542462][ C3] __might_resched (kernel/sched/core.c:8796) 
[ 4852.542470][ C3] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4852.542474][ C3] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4852.542477][ C3] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4852.542481][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4852.542486][ 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) 
[ 4852.542491][ C3] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4852.542494][ 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) 
[ 4852.542497][ C3] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4852.542504][ C3] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4852.542507][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4852.542512][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4852.542515][ 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) 
[ 4852.542519][ C3] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4852.542524][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4852.542526][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 4852.542531][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4852.542535][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4852.542538][ C3] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4852.542541][ C3] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4852.542544][ C3] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4852.542546][ C3] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4852.542549][ C3] ? do_idle (kernel/sched/idle.c:325) 
[ 4852.542551][ C3] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4852.542553][ C3] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 4852.542558][ C3] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 4852.542563][ C3] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4852.542567][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4852.542571][ C3] __put_net (net/core/net_namespace.c:732) 
[ 4852.542576][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4852.542580][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4852.542583][ C3] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4852.542589][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4852.542593][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4852.542599][ C3] rcu_core (kernel/rcu/tree.c:2834) 
[ 4852.542604][ C3] handle_softirqs (kernel/softirq.c:580) 
[ 4852.542609][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 4852.542612][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 4852.542614][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 4852.542618][    C3]  </IRQ>
[ 4852.542619][    C3]  <TASK>
[ 4852.542621][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 4852.542623][ C3] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 4852.542627][ C3] Code: 92 d0 00 e9 03 55 02 00 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 63 97 22 00 fb f4 <c3> cc cc cc cc 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:	d0 00                	rolb   $1,(%rax)
   3:	e9 03 55 02 00       	jmp    0x2550b
   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 63 97 22 00 	verw   0x229763(%rip)        # 0x22978b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  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:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   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
[ 4852.542630][    C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246
[ 4852.542634][    C3] RAX: 0000000000000003 RBX: 1ffff9200002afc1 RCX: ffffffff9ae6a5f9
[ 4852.542636][    C3] RDX: ffffed100d9f66fb RSI: ffffffff9b256840 RDI: ffffffff98399f6f
[ 4852.542638][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100d9f66fa
[ 4852.542640][    C3] R10: ffff88806cfb37d3 R11: ffff888012cd4ad8 R12: 0000000000000000
[ 4852.542641][    C3] R13: ffff888001b645c0 R14: dffffc0000000000 R15: 0000000000000000
[ 4852.542645][ C3] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 4852.542649][ C3] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4852.542653][ C3] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 4852.542655][ C3] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 4852.542657][ C3] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 4852.542660][ C3] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 4852.542664][ C3] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 4852.542668][ C3] do_idle (kernel/sched/idle.c:325) 
[ 4852.542671][ C3] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 4852.542674][ C3] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 4852.542677][ C3] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 
[ 4852.542683][ C3] common_startup_64 (arch/x86/kernel/head_64.S:419) 
| [ 4855.426359][    C0] INFO: lockdep is turned off.
| [ 4855.426532][    C0] Preemption disabled at:
| [ 4855.426534][ C0] handle_softirqs (kernel/softirq.c:553) 
| [ 4855.426879][    C0] Tainted: [W]=WARN
[ 4855.426881][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4855.426883][    C0] Call Trace:
[ 4855.426884][    C0]  <TASK>
[ 4855.426886][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 4855.426894][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 4855.426900][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 4855.426904][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 4855.426907][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 4855.426911][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4855.426916][ 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) 
[ 4855.426921][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 4855.426924][ 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) 
[ 4855.426927][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 4855.426934][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 4855.426937][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 4855.426942][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 4855.426945][ 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) 
[ 4855.426949][ C0] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4855.426954][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 4855.426957][ C0] ? smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 4855.426961][ C0] ? kthread (kernel/kthread.c:464) 
[ 4855.426965][ C0] ? ret_from_fork (arch/x86/kernel/process.c:148) 
[ 4855.426969][ C0] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
[ 4855.426974][ C0] ? migrate_enable (./arch/x86/include/asm/preempt.h:104 ./include/linux/preempt.h:481 ./include/linux/preempt.h:481 kernel/sched/core.c:2427) 
[ 4855.426977][ C0] ? __pfx_migrate_enable (kernel/sched/core.c:2402) 
[ 4855.426980][ C0] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 4855.426985][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4855.426989][ C0] __put_net (net/core/net_namespace.c:732) 
[ 4855.426994][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 4855.426997][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 4855.427000][ C0] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 4855.427006][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 4855.427010][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4855.427013][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4855.427019][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 4855.427023][ C0] handle_softirqs (kernel/softirq.c:580) 
[ 4855.427027][ C0] ? __pfx_run_ksoftirqd (kernel/softirq.c:961) 
[ 4855.427031][ C0] run_ksoftirqd (kernel/softirq.c:436 kernel/softirq.c:969 kernel/softirq.c:960) 
[ 4855.427033][ C0] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 4855.427037][ C0] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 4855.427041][ C0] kthread (kernel/kthread.c:464) 
[ 4855.427044][ C0] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4855.427047][ C0] ? ret_from_fork (arch/x86/kernel/process.c:147) 
[ 4855.427050][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 4855.427053][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 4855.427056][ C0] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4855.427060][ C0] ret_from_fork (arch/x86/kernel/process.c:148) 
[ 4855.427062][ C0] ? __pfx_kthread (kernel/kthread.c:413) 


Finger prints:
schedule_preempt_disabled:dump_stack_lvl:__might_resched:down_write:simple_recursive_removal
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
handle_softirqs:dump_stack_lvl:__might_resched:down_write:simple_recursive_removal
__might_resched:down_write:simple_recursive_removal:debugfs_remove:ref_tracker_dir_exit