======================================
| [ 32.597776][ C1] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) 
| [   32.598054][    C1]
| [   32.598134][    C1]
| [   32.598134][    C1] stack backtrace:
[   32.598562][    C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   32.598996][    C1] Call Trace:
[   32.599118][    C1]  <IRQ>
[ 32.599201][ C1] dump_stack_lvl (lib/dump_stack.c:117) 
[ 32.599365][ C1] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024) 
[ 32.599643][ C1] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 32.599801][ C1] ? __pfx_print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024) 
[ 32.599994][ C1] ? __pfx_usage_skip (kernel/locking/lockdep.c:2264) 
[ 32.600152][ C1] ? __pfx_usage_match (kernel/locking/lockdep.c:2256) 
[ 32.600386][ C1] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 32.600544][ C1] mark_lock_irq (kernel/locking/lockdep.c:4244) 
[ 32.600699][ C1] ? __pfx_mark_lock_irq (kernel/locking/lockdep.c:4207) 
[ 32.600853][ C1] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 32.601092][ C1] ? save_trace (kernel/locking/lockdep.c:586) 
[ 32.601249][ C1] mark_lock (kernel/locking/lockdep.c:4678) 
[ 32.601367][ C1] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 32.601521][ C1] mark_usage (kernel/locking/lockdep.c:4567) 
[ 32.601642][ C1] __lock_acquire (kernel/locking/lockdep.c:5091) 
[ 32.601880][ C1] ? __pfx_validate_chain (kernel/locking/lockdep.c:3825) 
[ 32.602035][ C1] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) 
[ 32.602188][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 32.602352][ C1] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 32.602670][ C1] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 32.602823][ C1] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 32.602976][ C1] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 32.603130][ C1] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 32.603364][ C1] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 32.603516][ C1] _raw_write_lock (./include/linux/rwlock_api_smp.h:210 kernel/locking/spinlock.c:300) 
[ 32.603670][ C1] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 32.603824][ C1] addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 32.604061][ C1] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 32.604214][ C1] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) 
[ 32.604368][ C1] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) 
[ 32.604530][ C1] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 32.604684][ C1] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) 
[ 32.604921][ C1] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) 
[ 32.605082][ C1] call_timer_fn (kernel/time/timer.c:1793) 
[ 32.605237][ C1] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) 
[ 32.605391][ C1] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) 
[ 32.605629][ C1] ? __pfx_call_timer_fn (kernel/time/timer.c:1770) 
[ 32.605784][ C1] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) 
[ 32.605904][ C1] __run_timers (kernel/time/timer.c:1845 kernel/time/timer.c:2418) 
[ 32.606061][ C1] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) 
[ 32.606299][ C1] ? __pfx___run_timers (kernel/time/timer.c:2389) 
[ 32.606454][ C1] ? 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) 
[ 32.606610][ C1] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 32.606765][ C1] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 32.606920][ C1] ? run_timer_softirq (kernel/time/timer.c:2429 kernel/time/timer.c:2422 kernel/time/timer.c:2438 kernel/time/timer.c:2448) 
[ 32.607161][ C1] run_timer_softirq (kernel/time/timer.c:2430 kernel/time/timer.c:2422 kernel/time/timer.c:2438 kernel/time/timer.c:2448) 
[ 32.607320][ C1] __do_softirq (kernel/softirq.c:554) 
[ 32.607478][ C1] irq_exit_rcu (kernel/softirq.c:428 kernel/softirq.c:633 kernel/softirq.c:645) 
[ 32.607597][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) 
[   32.607837][    C1]  </IRQ>
[   32.607918][    C1]  <TASK>
[ 32.607996][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 32.608191][ C1] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 32.608386][ C1] Code: 10 e8 41 ea 91 fd 48 89 ef e8 79 5a 92 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 e5 61 06 7c <74> 0e 5b 5d c3 cc cc cc cc e8 6f 54 b5 fd eb dc 0f 1f 44 00 00 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	41 ea                	rex.B (bad)
   4:	91                   	xchg   %eax,%ecx
   5:	fd                   	std
   6:	48 89 ef             	mov    %rbp,%rdi
   9:	e8 79 5a 92 fd       	call   0xfffffffffd925a87
   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 e5 61 06 7c 	decl   %gs:0x7c0661e5(%rip)        # 0x7c06620f
  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 6f 54 b5 fd       	call   0xfffffffffdb554a7
  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 6f 54 b5 fd       	call   0xfffffffffdb5547d
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  15:	5b                   	pop    %rbx
[   32.609014][    C1] RSP: 0018:ffffc90000f2fa70 EFLAGS: 00000286
[   32.609293][    C1] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff0b6dc01
[   32.609526][    C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff83fd67f1
[   32.609756][    C1] RBP: ffffffff8534e4c0 R08: 0000000000000001 R09: fffffbfff0b6e482
[   32.610071][    C1] R10: ffffffff85b72417 R11: ffffc90000f2f861 R12: ffff88800293cb40
[   32.610303][    C1] R13: 00000000000001c8 R14: 0000000000000001 R15: 0000000000000286
[ 32.610539][ C1] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 32.610815][ C1] __create_object (mm/kmemleak.c:756) 
[ 32.610973][ C1] kmem_cache_alloc (./include/linux/kmemleak.h:42 mm/slub.c:3802 mm/slub.c:3845 mm/slub.c:3852) 
[ 32.611128][ C1] ? 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) 
[ 32.611284][ C1] alloc_empty_file (./include/linux/slab.h:739 fs/file_table.c:202) 
[ 32.611522][ C1] ? __pfx_validate_chain (kernel/locking/lockdep.c:3825) 
[ 32.611680][ C1] path_openat (fs/namei.c:3785) 
[ 32.611798][ C1] ? __pfx_path_openat (fs/namei.c:3781) 
[ 32.611951][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5137) 
[ 32.612105][ C1] do_filp_open (fs/namei.c:3826) 
[ 32.612340][ C1] ? __pfx_do_filp_open (fs/namei.c:3820) 
[ 32.612492][ C1] ? find_held_lock (kernel/locking/lockdep.c:5244) 
[ 32.612648][ C1] ? __lock_release (kernel/locking/lockdep.c:5430) 
[ 32.612802][ C1] ? alloc_fd (fs/file.c:555 (discriminator 10)) 
[ 32.613001][ C1] ? __pfx___lock_release (kernel/locking/lockdep.c:5406) 
[ 32.613159][ C1] ? 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) 
[ 32.613311][ C1] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 32.613463][ C1] ? alloc_fd (fs/file.c:555 (discriminator 10)) 
[ 32.613578][ 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) 
[ 32.613816][ C1] ? _raw_spin_unlock (./arch/x86/include/asm/preempt.h:94 ./include/linux/spinlock_api_smp.h:143 kernel/locking/spinlock.c:186) 
[ 32.613968][ C1] ? alloc_fd (fs/file.c:555 (discriminator 10)) 
[ 32.614084][ C1] do_sys_openat2 (fs/open.c:1406) 
[ 32.614240][ C1] ? vfs_fstatat (fs/stat.c:308) 
[ 32.614555][ C1] ? __pfx_do_sys_openat2 (fs/open.c:1392) 
[ 32.614705][ C1] ? __pfx___do_sys_newfstatat (fs/stat.c:464) 
[ 32.614862][ C1] __x64_sys_openat (fs/open.c:1432) 
[ 32.615013][ C1] ? __pfx___x64_sys_openat (fs/open.c:1432) 
[ 32.615171][ C1] ? __pfx_do_faccessat (fs/open.c:465) 
[ 32.615408][ C1] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 32.615562][ C1] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) 
[   32.615752][    C1] RIP: 0033:0x7f70690be0e8
[ 32.615916][ C1] Code: f9 41 89 f0 41 83 e2 40 75 30 89 f0 25 00 00 41 00 3d 00 00 41 00 74 22 44 89 c2 4c 89 ce bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 30 c3 0f 1f 80 00 00 00 00 48 8d 44 24 08 c7
All code
========
   0:	f9                   	stc
   1:	41 89 f0             	mov    %esi,%r8d
   4:	41 83 e2 40          	and    $0x40,%r10d
   8:	75 30                	jne    0x3a
   a:	89 f0                	mov    %esi,%eax
   c:	25 00 00 41 00       	and    $0x410000,%eax
  11:	3d 00 00 41 00       	cmp    $0x410000,%eax
  16:	74 22                	je     0x3a
  18:	44 89 c2             	mov    %r8d,%edx
  1b:	4c 89 ce             	mov    %r9,%rsi
  1e:	bf 9c ff ff ff       	mov    $0xffffff9c,%edi
  23:	b8 01 01 00 00       	mov    $0x101,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 30                	ja     0x62
  32:	c3                   	ret
  33:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  3a:	48 8d 44 24 08       	lea    0x8(%rsp),%rax
  3f:	c7                   	.byte 0xc7

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 30                	ja     0x38
   8:	c3                   	ret
   9:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  10:	48 8d 44 24 08       	lea    0x8(%rsp),%rax
  15:	c7                   	.byte 0xc7
[   32.616536][    C1] RSP: 002b:00007ffdd329cde8 EFLAGS: 00000287 ORIG_RAX: 0000000000000101
[   32.616852][    C1] RAX: ffffffffffffffda RBX: 00007ffdd329d06f RCX: 00007f70690be0e8
[   32.617082][    C1] RDX: 0000000000080000 RSI: 00007ffdd329ce60 RDI: 00000000ffffff9c
[   32.617312][    C1] RBP: 00007ffdd329ce50 R08: 0000000000080000 R09: 00007ffdd329ce60
[   32.617621][    C1] R10: 0000000000000000 R11: 0000000000000287 R12: 00007ffdd329ce67


Finger prints:
dump_stack_lvl:mark_lock_irq:mark_lock:mark_usage