======================================
| [ 30.088944][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) 
| [   30.089122][    C0]
| [   30.089193][    C0]
| [   30.089193][    C0] stack backtrace:
[   30.089580][    C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   30.089895][    C0] Call Trace:
[   30.090009][    C0]  <IRQ>
[ 30.090084][ C0] dump_stack_lvl (lib/dump_stack.c:117) 
[ 30.090317][ C0] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024) 
[ 30.090497][ C0] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 30.090642][ C0] ? __pfx_print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024) 
[ 30.090904][ C0] ? __pfx_usage_skip (kernel/locking/lockdep.c:2264) 
[ 30.091045][ C0] ? __pfx_usage_match (kernel/locking/lockdep.c:2256) 
[ 30.091191][ C0] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 30.091334][ C0] mark_lock_irq (kernel/locking/lockdep.c:4244) 
[ 30.091477][ C0] ? __pfx_mark_lock_irq (kernel/locking/lockdep.c:4207) 
[ 30.091706][ C0] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 30.091850][ C0] ? save_trace (kernel/locking/lockdep.c:586) 
[ 30.091994][ C0] mark_lock (kernel/locking/lockdep.c:4678) 
[ 30.092104][ C0] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 30.092331][ C0] mark_usage (kernel/locking/lockdep.c:4567) 
[ 30.092442][ C0] __lock_acquire (kernel/locking/lockdep.c:5091) 
[ 30.092586][ C0] ? __pfx_validate_chain (kernel/locking/lockdep.c:3825) 
[ 30.092728][ C0] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) 
[ 30.092870][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 30.093097][ C0] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 30.093241][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 30.093384][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 30.093526][ C0] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 30.093755][ C0] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 30.093898][ C0] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 30.094039][ C0] _raw_write_lock (./include/linux/rwlock_api_smp.h:210 kernel/locking/spinlock.c:300) 
[ 30.094184][ C0] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 30.094419][ C0] addrconf_rs_timer (net/ipv6/addrconf.c:4023) 
[ 30.094560][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 30.094702][ C0] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) 
[ 30.094844][ C0] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) 
[ 30.094986][ C0] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 30.095133][ C0] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) 
[ 30.095274][ C0] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) 
[ 30.095415][ C0] call_timer_fn (kernel/time/timer.c:1793) 
[ 30.095557][ C0] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) 
[ 30.095698][ C0] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) 
[ 30.095839][ C0] ? __pfx_call_timer_fn (kernel/time/timer.c:1770) 
[ 30.095983][ 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) 
[ 30.096125][ C0] ? mark_held_locks (kernel/locking/lockdep.c:4274) 
[ 30.096354][ C0] __run_timers (kernel/time/timer.c:1845 kernel/time/timer.c:2418) 
[ 30.096498][ C0] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) 
[ 30.096645][ C0] ? __pfx___run_timers (kernel/time/timer.c:2389) 
[ 30.096788][ 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) 
[ 30.097106][ C0] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 30.097250][ C0] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 30.097391][ C0] ? run_timer_softirq (kernel/time/timer.c:2429 kernel/time/timer.c:2422 kernel/time/timer.c:2438 kernel/time/timer.c:2448) 
[ 30.097534][ C0] run_timer_softirq (kernel/time/timer.c:2430 kernel/time/timer.c:2422 kernel/time/timer.c:2438 kernel/time/timer.c:2448) 
[ 30.097764][ C0] __do_softirq (kernel/softirq.c:554) 
[ 30.097910][ C0] irq_exit_rcu (kernel/softirq.c:428 kernel/softirq.c:633 kernel/softirq.c:645) 
[ 30.098018][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) 
[   30.098162][    C0]  </IRQ>
[   30.098235][    C0]  <TASK>
[ 30.098306][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 30.098569][ C0] RIP: 0010:lock_is_held_type (kernel/locking/lockdep.c:122 kernel/locking/lockdep.c:5818) 
[ 30.098717][ C0] Code: 00 00 00 65 8b 05 53 76 4f 70 85 c0 0f 85 b1 00 00 00 65 4c 8b 25 d3 b5 50 70 41 8b 94 24 2c 0a 00 00 85 d2 0f 85 99 00 00 00 <48> 89 fd 41 89 f6 9c 8f 04 24 fa 41 8b 84 24 28 0a 00 00 4d 8d ac
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	00 65 8b             	add    %ah,-0x75(%rbp)
   5:	05 53 76 4f 70       	add    $0x704f7653,%eax
   a:	85 c0                	test   %eax,%eax
   c:	0f 85 b1 00 00 00    	jne    0xc3
  12:	65 4c 8b 25 d3 b5 50 	mov    %gs:0x7050b5d3(%rip),%r12        # 0x7050b5ed
  19:	70 
  1a:	41 8b 94 24 2c 0a 00 	mov    0xa2c(%r12),%edx
  21:	00 
  22:	85 d2                	test   %edx,%edx
  24:	0f 85 99 00 00 00    	jne    0xc3
  2a:*	48 89 fd             	mov    %rdi,%rbp		<-- trapping instruction
  2d:	41 89 f6             	mov    %esi,%r14d
  30:	9c                   	pushf
  31:	8f 04 24             	pop    (%rsp)
  34:	fa                   	cli
  35:	41 8b 84 24 28 0a 00 	mov    0xa28(%r12),%eax
  3c:	00 
  3d:	4d                   	rex.WRB
  3e:	8d                   	.byte 0x8d
  3f:	ac                   	lods   %ds:(%rsi),%al

Code starting with the faulting instruction
===========================================
   0:	48 89 fd             	mov    %rdi,%rbp
   3:	41 89 f6             	mov    %esi,%r14d
   6:	9c                   	pushf
   7:	8f 04 24             	pop    (%rsp)
   a:	fa                   	cli
   b:	41 8b 84 24 28 0a 00 	mov    0xa28(%r12),%eax
  12:	00 
  13:	4d                   	rex.WRB
  14:	8d                   	.byte 0x8d
  15:	ac                   	lods   %ds:(%rsi),%al
[   30.099314][    C0] RSP: 0018:ffffc9000105f8d0 EFLAGS: 00000246
[   30.099497][    C0] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000001
[   30.099709][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880058dc2a0
[   30.100009][    C0] RBP: ffffc9000105f9c8 R08: ffff8880061a9300 R09: 0000000000000001
[   30.100222][    C0] R10: ffff8880061a9308 R11: 0000000000000005 R12: ffff8880062f2300
[   30.100437][    C0] R13: 00000000ffffffff R14: ffff8880020247c0 R15: ffff888002025c78
[ 30.100742][ C0] free_pgtables (./include/linux/mmap_lock.h:71 ./include/linux/mm.h:708 ./include/linux/mm.h:727 mm/memory.c:401) 
[ 30.100884][ C0] exit_mmap (mm/mmap.c:3280) 
[ 30.100997][ C0] ? __pfx_exit_mmap (mm/mmap.c:3241) 
[ 30.101140][ C0] ? __mutex_unlock_slowpath (./arch/x86/include/asm/atomic64_64.h:109 ./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:929) 
[ 30.101375][ C0] __mmput (kernel/fork.c:1412 (discriminator 2) kernel/fork.c:1347 (discriminator 2)) 
[ 30.101482][ C0] exec_mmap (fs/exec.c:1057) 
[ 30.101595][ C0] begin_new_exec (fs/exec.c:1310) 
[ 30.101738][ C0] load_elf_binary (fs/binfmt_elf.c:997) 
[ 30.101968][ C0] ? find_held_lock (kernel/locking/lockdep.c:5244) 
[ 30.102110][ C0] ? __lock_release (kernel/locking/lockdep.c:5430) 
[ 30.102254][ C0] ? search_binary_handler (fs/exec.c:1778) 
[ 30.102402][ C0] ? __pfx___lock_release (kernel/locking/lockdep.c:5406) 
[ 30.102549][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 30.102777][ C0] ? __pfx_load_elf_binary (fs/binfmt_elf.c:820) 
[ 30.102930][ C0] ? search_binary_handler (fs/exec.c:1778) 
[ 30.103072][ C0] search_binary_handler (fs/exec.c:1778) 
[ 30.103214][ C0] ? __pfx_search_binary_handler (fs/exec.c:1757) 
[ 30.103492][ C0] ? __task_pid_nr_ns (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 kernel/pid.c:514) 
[ 30.103635][ C0] ? exec_binprm (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 fs/exec.c:1812) 
[ 30.103778][ C0] exec_binprm (fs/exec.c:1821) 
[ 30.103924][ C0] bprm_execve (fs/exec.c:1872 fs/exec.c:1848) 
[ 30.104032][ C0] do_execveat_common.isra.0 (fs/exec.c:1979) 
[ 30.104179][ 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) 
[ 30.104324][ C0] __x64_sys_execve (fs/exec.c:2124) 
[ 30.104467][ C0] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 30.104609][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) 
[   30.104784][    C0] RIP: 0033:0x7f42b9bb340b
[ 30.104934][ C0] Code: Unable to access opcode bytes at 0x7f42b9bb33e1.

Code starting with the faulting instruction
===========================================
[   30.105116][    C0] RSP: 002b:00007ffe3b0df618 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
[   30.105424][    C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f42b9bb340b
[   30.105634][    C0] RDX: 0000560eae256a80 RSI: 0000560eae2a7b70 RDI: 0000560eae2b73a0
[   30.105844][    C0] RBP: 0000560eae2b73a0 R08: 0000560eae2ba680 R09: 0000000000000000
[   30.106060][    C0] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff


Finger prints:
dump_stack_lvl:mark_lock_irq:mark_lock:mark_usage