======================================
| [ 39.332847][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) 
| [   39.333030][    C0]
| [   39.333107][    C0]
| [   39.333107][    C0] stack backtrace:
[   39.333619][    C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   39.334052][    C0] Call Trace:
[   39.334166][    C0]  <IRQ>
[ 39.334245][ C0] dump_stack_lvl (lib/dump_stack.c:117) 
[ 39.334414][ C0] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024) 
[ 39.334606][ C0] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 39.334861][ C0] ? __pfx_print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024) 
[ 39.335054][ C0] ? __pfx_usage_skip (kernel/locking/lockdep.c:2264) 
[ 39.335206][ C0] ? __pfx_usage_match (kernel/locking/lockdep.c:2256) 
[ 39.335352][ C0] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 39.335594][ C0] mark_lock_irq (kernel/locking/lockdep.c:4244) 
[ 39.335741][ C0] ? __pfx_mark_lock_irq (kernel/locking/lockdep.c:4207) 
[ 39.335891][ C0] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 39.336039][ C0] ? save_trace (kernel/locking/lockdep.c:586) 
[ 39.336373][ C0] mark_lock (kernel/locking/lockdep.c:4678) 
[ 39.336488][ C0] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 39.336642][ C0] mark_usage (kernel/locking/lockdep.c:4567) 
[ 39.336766][ C0] __lock_acquire (kernel/locking/lockdep.c:5091) 
[ 39.336918][ C0] ? __pfx_validate_chain (kernel/locking/lockdep.c:3825) 
[ 39.337168][ C0] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) 
[ 39.337319][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 39.337462][ C0] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 39.337618][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 39.337872][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 39.338024][ C0] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 39.338176][ C0] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 39.338320][ C0] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 39.338574][ C0] _raw_write_lock (./include/linux/rwlock_api_smp.h:210 kernel/locking/spinlock.c:300) 
[ 39.338749][ C0] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 39.338901][ C0] addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 39.339053][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 39.339309][ C0] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) 
[ 39.339467][ C0] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) 
[ 39.339635][ C0] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 39.339798][ C0] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) 
[ 39.339947][ C0] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) 
[ 39.340195][ C0] call_timer_fn (kernel/time/timer.c:1793) 
[ 39.340348][ C0] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) 
[ 39.340500][ C0] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) 
[ 39.340653][ C0] ? __pfx_call_timer_fn (kernel/time/timer.c:1770) 
[ 39.340814][ C0] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[ 39.340964][ C0] ? mark_held_locks (kernel/locking/lockdep.c:4274) 
[ 39.341123][ C0] __run_timers (kernel/time/timer.c:1845 kernel/time/timer.c:2418) 
[ 39.341278][ C0] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) 
[ 39.341531][ C0] ? __pfx___run_timers (kernel/time/timer.c:2389) 
[ 39.341681][ C0] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:115 ./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) 
[ 39.341839][ C0] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 39.341997][ C0] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 39.342244][ C0] ? run_timer_softirq (kernel/time/timer.c:2429 kernel/time/timer.c:2422 kernel/time/timer.c:2438 kernel/time/timer.c:2448) 
[ 39.342402][ C0] run_timer_softirq (kernel/time/timer.c:2430 kernel/time/timer.c:2422 kernel/time/timer.c:2438 kernel/time/timer.c:2448) 
[ 39.342557][ C0] __do_softirq (kernel/softirq.c:554) 
[ 39.342705][ C0] irq_exit_rcu (kernel/softirq.c:428 kernel/softirq.c:633 kernel/softirq.c:645) 
[ 39.342825][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) 
[   39.343065][    C0]  </IRQ>
[   39.343141][    C0]  <TASK>
[ 39.343223][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 39.343412][ C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.343613][ C0] Code: 10 e8 21 49 9b fd 48 89 ef e8 59 b9 9b fd 81 e3 00 02 00 00 75 1d 9c 58 f6 c4 02 75 29 48 85 db 74 01 fb 65 ff 0d 05 bf 2f 59 <74> 0e 5b 5d c3 cc cc cc cc e8 4f b3 be fd eb dc 0f 1f 44 00 00 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	21 49 9b             	and    %ecx,-0x65(%rcx)
   5:	fd                   	std
   6:	48 89 ef             	mov    %rbp,%rdi
   9:	e8 59 b9 9b fd       	call   0xfffffffffd9bb967
   e:	81 e3 00 02 00 00    	and    $0x200,%ebx
  14:	75 1d                	jne    0x33
  16:	9c                   	pushf
  17:	58                   	pop    %rax
  18:	f6 c4 02             	test   $0x2,%ah
  1b:	75 29                	jne    0x46
  1d:	48 85 db             	test   %rbx,%rbx
  20:	74 01                	je     0x23
  22:	fb                   	sti
  23:	65 ff 0d 05 bf 2f 59 	decl   %gs:0x592fbf05(%rip)        # 0x592fbf2f
  2a:*	74 0e                	je     0x3a		<-- trapping instruction
  2c:	5b                   	pop    %rbx
  2d:	5d                   	pop    %rbp
  2e:	c3                   	ret
  2f:	cc                   	int3
  30:	cc                   	int3
  31:	cc                   	int3
  32:	cc                   	int3
  33:	e8 4f b3 be fd       	call   0xfffffffffdbeb387
  38:	eb dc                	jmp    0x16
  3a:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  3f:	5b                   	pop    %rbx

Code starting with the faulting instruction
===========================================
   0:	74 0e                	je     0x10
   2:	5b                   	pop    %rbx
   3:	5d                   	pop    %rbp
   4:	c3                   	ret
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	cc                   	int3
   9:	e8 4f b3 be fd       	call   0xfffffffffdbeb35d
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  15:	5b                   	pop    %rbx
[   39.344281][    C0] RSP: 0018:ffffc9000070fb88 EFLAGS: 00000286
[   39.344570][    C0] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff53e5955
[   39.344802][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa6d40911
[   39.345043][    C0] RBP: ffff88800104f440 R08: 0000000000000001 R09: fffffbfff53e38a9
[   39.345366][    C0] R10: ffffffffa9f1c54f R11: 0000000000000008 R12: ffff888007441a48
[   39.345593][    C0] R13: 0000000000000000 R14: ffffc9000070fbd8 R15: ffff888003d1edc8
[ 39.345834][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 39.346114][ C0] qlist_free_all (mm/kasan/quarantine.c:174) 
[ 39.346272][ C0] kasan_quarantine_reduce (./include/linux/srcu.h:285 mm/kasan/quarantine.c:287) 
[ 39.346433][ C0] __kasan_slab_alloc (mm/kasan/common.c:322) 
[ 39.346585][ C0] kmem_cache_alloc (./include/linux/kasan.h:201 mm/slub.c:3798 mm/slub.c:3845 mm/slub.c:3852) 
[ 39.346835][ C0] __alloc_object (mm/kmemleak.c:466 mm/kmemleak.c:645) 
[ 39.346991][ C0] __create_object (mm/kmemleak.c:750) 
[ 39.347149][ C0] kmem_cache_alloc_lru (./include/linux/kmemleak.h:42 mm/slub.c:3802 mm/slub.c:3845 mm/slub.c:3864) 
[ 39.347303][ C0] ? __d_lookup (./include/linux/rcupdate.h:810 fs/dcache.c:2328) 
[ 39.347555][ C0] __d_alloc (fs/dcache.c:1624) 
[ 39.347675][ C0] d_alloc (fs/dcache.c:1704) 
[ 39.347798][ C0] lookup_one_qstr_excl (fs/namei.c:1603) 
[ 39.347955][ C0] ? mnt_want_write (fs/namespace.c:410) 
[ 39.348117][ C0] do_unlinkat (fs/namei.c:4390) 
[ 39.348466][ C0] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 39.348618][ C0] ? __pfx_do_unlinkat (fs/namei.c:4367) 
[ 39.348774][ C0] ? __might_fault (mm/memory.c:6216 mm/memory.c:6209) 
[ 39.348935][ C0] ? getname_flags (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 fs/namei.c:190) 
[ 39.349180][ C0] __x64_sys_unlink (fs/namei.c:4448) 
[ 39.349333][ C0] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 39.349480][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) 
[   39.349668][    C0] RIP: 0033:0x7fcf93bcdb7b
[ 39.349829][ C0] Code: f0 ff ff 73 01 c3 48 8b 0d 82 a2 1b 00 f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 84 00 00 00 00 00 f3 0f 1e fa b8 57 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 55 a2 1b 00 f7 d8 64 89 01 48
All code
========
   0:	f0 ff                	lock (bad)
   2:	ff 73 01             	push   0x1(%rbx)
   5:	c3                   	ret
   6:	48 8b 0d 82 a2 1b 00 	mov    0x1ba282(%rip),%rcx        # 0x1ba28f
   d:	f7 d8                	neg    %eax
   f:	64 89 01             	mov    %eax,%fs:(%rcx)
  12:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  16:	c3                   	ret
  17:	0f 1f 84 00 00 00 00 	nopl   0x0(%rax,%rax,1)
  1e:	00 
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 57 00 00 00       	mov    $0x57,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 55 a2 1b 00 	mov    0x1ba255(%rip),%rcx        # 0x1ba28f
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 55 a2 1b 00 	mov    0x1ba255(%rip),%rcx        # 0x1ba265
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   39.350365][    C0] RSP: 002b:00007fffde239298 EFLAGS: 00000246 ORIG_RAX: 0000000000000057
[   39.350683][    C0] RAX: ffffffffffffffda RBX: 00005623a1afa2c0 RCX: 00007fcf93bcdb7b
[   39.350927][    C0] RDX: 0000000000000031 RSI: 00005623a1afa2c0 RDI: 000056239c4ad4bc
[   39.351151][    C0] RBP: 00007fffde239340 R08: 0000000000012b94 R09: 00007fcf94180080
[   39.351474][    C0] R10: 0000000000000007 R11: 0000000000000246 R12: 0000000000000001


Finger prints:
dump_stack_lvl:mark_lock_irq:mark_lock:mark_usage