======================================
| [ 179.468941][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) 
| [  179.469114][    C2]
| [  179.469183][    C2]
| [  179.469183][    C2] stack backtrace:
[  179.469641][    C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  179.470034][    C2] Call Trace:
[  179.470148][    C2]  <IRQ>
[ 179.470220][ C2] dump_stack_lvl (lib/dump_stack.c:117) 
[ 179.470363][ C2] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024) 
[ 179.470535][ C2] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 179.470679][ C2] ? __pfx_print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024) 
[ 179.470857][ C2] ? __pfx_usage_skip (kernel/locking/lockdep.c:2264) 
[ 179.470995][ C2] ? __pfx_usage_match (kernel/locking/lockdep.c:2256) 
[ 179.471132][ C2] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 179.471358][ C2] mark_lock_irq (kernel/locking/lockdep.c:4244) 
[ 179.471498][ C2] ? __pfx_mark_lock_irq (kernel/locking/lockdep.c:4207) 
[ 179.471638][ C2] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 179.471780][ C2] ? save_trace (kernel/locking/lockdep.c:586) 
[ 179.472097][ C2] mark_lock (kernel/locking/lockdep.c:4678) 
[ 179.472204][ C2] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 179.472343][ C2] mark_usage (kernel/locking/lockdep.c:4567) 
[ 179.472449][ C2] __lock_acquire (kernel/locking/lockdep.c:5091) 
[ 179.472591][ C2] ? __pfx_validate_chain (kernel/locking/lockdep.c:3825) 
[ 179.472730][ C2] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) 
[ 179.472867][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 179.473006][ C2] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 179.473144][ C2] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 179.473283][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 179.473421][ C2] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 179.473558][ C2] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 179.473700][ C2] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 179.473838][ C2] _raw_write_lock (./include/linux/rwlock_api_smp.h:210 kernel/locking/spinlock.c:300) 
[ 179.474060][ C2] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 179.474196][ C2] addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 179.474334][ C2] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 179.474473][ C2] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) 
[ 179.474693][ C2] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) 
[ 179.474830][ C2] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 179.474970][ C2] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) 
[ 179.475113][ C2] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) 
[ 179.475331][ C2] call_timer_fn (kernel/time/timer.c:1793) 
[ 179.475472][ C2] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) 
[ 179.475611][ C2] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) 
[ 179.475751][ C2] ? __pfx_call_timer_fn (kernel/time/timer.c:1770) 
[ 179.475971][ C2] ? 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) 
[ 179.476108][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4274) 
[ 179.476248][ C2] __run_timers (kernel/time/timer.c:1845 kernel/time/timer.c:2418) 
[ 179.476387][ C2] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) 
[ 179.476529][ C2] ? __pfx___run_timers (kernel/time/timer.c:2389) 
[ 179.476749][ C2] ? 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) 
[ 179.476887][ C2] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 179.477025][ C2] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 179.477164][ C2] ? run_timer_softirq (kernel/time/timer.c:2429 kernel/time/timer.c:2422 kernel/time/timer.c:2438 kernel/time/timer.c:2448) 
[ 179.477385][ C2] run_timer_softirq (kernel/time/timer.c:2430 kernel/time/timer.c:2422 kernel/time/timer.c:2438 kernel/time/timer.c:2448) 
[ 179.477523][ C2] __do_softirq (kernel/softirq.c:554) 
[ 179.477663][ C2] irq_exit_rcu (kernel/softirq.c:428 kernel/softirq.c:633 kernel/softirq.c:645) 
[ 179.477770][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) 
[  179.477990][    C2]  </IRQ>
[  179.478062][    C2]  <TASK>
[ 179.478133][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 179.478304][ C2] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 179.478484][ C2] Code: 10 e8 81 21 79 fd 48 89 ef e8 b9 91 79 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 f5 7b ed 6b <74> 0e 5b 5d c3 cc cc cc cc e8 0f f0 9c fd eb dc 0f 1f 44 00 00 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	81 21 79 fd 48 89    	andl   $0x8948fd79,(%rcx)
   8:	ef                   	out    %eax,(%dx)
   9:	e8 b9 91 79 fd       	call   0xfffffffffd7991c7
   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 f5 7b ed 6b 	decl   %gs:0x6bed7bf5(%rip)        # 0x6bed7c1f
  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 0f f0 9c fd       	call   0xfffffffffd9cf047
  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 0f f0 9c fd       	call   0xfffffffffd9cf01d
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  15:	5b                   	pop    %rbx
[  179.479072][    C2] RSP: 0018:ffffc900005cfc98 EFLAGS: 00000286
[  179.479253][    C2] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff2e85355
[  179.479550][    C2] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff94164de1
[  179.479759][    C2] RBP: ffff88800104f440 R08: 0000000000000001 R09: fffffbfff2e832a9
[  179.480055][    C2] R10: ffffffff9741954f R11: 0000000000000008 R12: ffff8880032f0f08
[  179.480267][    C2] R13: 0000000000000000 R14: ffffc900005cfce8 R15: ffff888002ecc3c8
[ 179.480480][ C2] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 179.480655][ C2] qlist_free_all (mm/kasan/quarantine.c:174) 
[ 179.480804][ C2] kasan_quarantine_reduce (./include/linux/srcu.h:285 mm/kasan/quarantine.c:287) 
[ 179.480946][ C2] __kasan_slab_alloc (mm/kasan/common.c:322) 
[ 179.481085][ C2] kmem_cache_alloc (./include/linux/kasan.h:201 mm/slub.c:3798 mm/slub.c:3845 mm/slub.c:3852) 
[ 179.481224][ C2] getname_flags (fs/namei.c:139) 
[ 179.481369][ C2] vfs_fstatat (fs/stat.c:304) 
[ 179.481474][ C2] __do_sys_newfstatat (fs/stat.c:469) 
[ 179.481614][ C2] ? __pfx___do_sys_newfstatat (fs/stat.c:464) 
[ 179.481754][ C2] ? __x64_sys_openat (fs/open.c:1432) 
[ 179.481975][ C2] ? __pfx___x64_sys_openat (fs/open.c:1432) 
[ 179.482114][ C2] ? __pfx_do_faccessat (fs/open.c:465) 
[ 179.482254][ C2] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) 
[ 179.482425][ C2] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 179.482726][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) 
[  179.482897][    C2] RIP: 0033:0x7ffb65d59eae
[ 179.483038][ C2] Code: 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 07 00 00 00 0f 1f 80 00 00 00 00 f3 0f 1e fa 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 0b 31 c0 c3 0f 1f 84 00 00 00 00 00 f7 d8 89 05
All code
========
   0:	48 89 f2             	mov    %rsi,%rdx
   3:	b9 00 01 00 00       	mov    $0x100,%ecx
   8:	48 89 fe             	mov    %rdi,%rsi
   b:	bf 9c ff ff ff       	mov    $0xffffff9c,%edi
  10:	e9 07 00 00 00       	jmp    0x1c
  15:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1c:	f3 0f 1e fa          	endbr64
  20:	41 89 ca             	mov    %ecx,%r10d
  23:	b8 06 01 00 00       	mov    $0x106,%eax
  28:	0f 05                	syscall
  2a:*	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax		<-- trapping instruction
  2f:	77 0b                	ja     0x3c
  31:	31 c0                	xor    %eax,%eax
  33:	c3                   	ret
  34:	0f 1f 84 00 00 00 00 	nopl   0x0(%rax,%rax,1)
  3b:	00 
  3c:	f7 d8                	neg    %eax
  3e:	89                   	.byte 0x89
  3f:	05                   	.byte 0x5

Code starting with the faulting instruction
===========================================
   0:	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax
   5:	77 0b                	ja     0x12
   7:	31 c0                	xor    %eax,%eax
   9:	c3                   	ret
   a:	0f 1f 84 00 00 00 00 	nopl   0x0(%rax,%rax,1)
  11:	00 
  12:	f7 d8                	neg    %eax
  14:	89                   	.byte 0x89
  15:	05                   	.byte 0x5
[  179.483621][    C2] RSP: 002b:00007ffda2affe18 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[  179.483831][    C2] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007ffb65d59eae
[  179.484135][    C2] RDX: 00007ffda2affef0 RSI: 00007ffda2affe20 RDI: 00000000ffffff9c
[  179.484342][    C2] RBP: 00007ffda2afffb0 R08: 00000000ffffffff R09: 00007ffda2affe20
[  179.484549][    C2] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffda2affe27


Finger prints:
dump_stack_lvl:mark_lock_irq:mark_lock:mark_usage