======================================
| [    9.733058][  T188] softirqs last disabled at (31665): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.733061][  T188] Preemption disabled at:
| [    9.733061][  T188] 0x0
| [    9.733071][  T188] Tainted: [W]=WARN
[    9.733072][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.733074][  T188] Call Trace:
[    9.733076][  T188]  <TASK>
[    9.733077][  T188]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.733083][  T188]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.733088][  T188]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.733092][  T188]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.733096][  T188]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.733099][  T188]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.733104][  T188]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.733107][  T188]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.733110][  T188]  put_chars (drivers/char/virtio_console.c:1176)
[    9.733113][  T188]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.733114][  T188]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.733119][  T188]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.733124][  T188]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.733130][  T188]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.733132][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.733134][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.733138][  T188]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.733142][  T188]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.733144][  T188]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[    9.733147][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.733149][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.733153][  T188]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.733157][  T188]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.733159][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.733164][  T188]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.733166][  T188]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.733168][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.733170][  T188]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.733174][  T188]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.733176][  T188]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.733179][  T188]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.733182][  T188]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.733186][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.733189][  T188]  _printk (kernel/printk/printk.c:2504)
[    9.733193][  T188]  ? snapshot_read.cold (user.c:?)
[    9.733196][  T188]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.733198][  T188]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.733202][  T188]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.733205][  T188]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.733208][  T188]  ? exit_notify (kernel/exit.c:780)
[    9.733210][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.733213][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.733217][  T188]  do_group_exit (kernel/exit.c:1151)
[    9.733219][  T188]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.733221][  T188]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.733223][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.733226][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.733229][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.733232][  T188] RIP: 0033:0x7fa1b54641b8
[    9.733234][  T188] Code: Unable to access opcode bytes at 0x7fa1b546418e.

Code starting with the faulting instruction
===========================================
[    9.733235][  T188] RSP: 002b:00007fff295fced8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.733237][  T188] RAX: ffffffffffffffda RBX: 00007fa1b5594f88 RCX: 00007fa1b54641b8
[    9.733239][  T188] RDX: 00007fa1b51aefc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.733240][  T188] RBP: 00007fff295fcf30 R08: 0000000000000000 R09: 0000000000008010
[    9.733241][  T188] R10: 00007fff295fccf0 R11: 0000000000000246 R12: 0000000000000001
[    9.733241][  T188] R13: 0000000000000000 R14: 00007fa1b5593680 R15: 00007fa1b5594fa0
| [   10.830705][  T246] softirqs last disabled at (36773): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.830707][  T246] Preemption disabled at:
| [   10.830708][  T246] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.830717][  T246] Tainted: [W]=WARN
[   10.830718][  T246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.830720][  T246] Call Trace:
[   10.830721][  T246]  <TASK>
[   10.830723][  T246]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.830728][  T246]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.830730][  T246]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.830735][  T246]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.830739][  T246]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.830744][  T246]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.830746][  T246]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.830752][  T246]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.830754][  T246]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.830757][  T246]  put_chars (drivers/char/virtio_console.c:1176)
[   10.830760][  T246]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.830761][  T246]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.830766][  T246]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.830768][  T246]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.830773][  T246]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.830775][  T246]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.830780][  T246]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.830783][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.830788][  T246]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.830792][  T246]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.830794][  T246]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.830797][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.830799][  T246]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.830803][  T246]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.830807][  T246]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.830808][  T246]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.830813][  T246]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.830816][  T246]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.830818][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.830820][  T246]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.830824][  T246]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.830825][  T246]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.830828][  T246]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.830832][  T246]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.830838][  T246]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   10.830842][  T246]  _printk (kernel/printk/printk.c:2504)
[   10.830845][  T246]  ? snapshot_read.cold (user.c:?)
[   10.830851][  T246]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   10.830854][  T246] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q
[   10.830857][  T246]  do_one_initcall (init/main.c:1357)
[   10.830860][  T246]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   10.830865][  T246]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   10.830867][  T246]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   10.830872][  T246]  do_init_module (kernel/module/main.c:3117)
[   10.830876][  T246]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.830880][  T246]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   10.830883][  T246]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   10.830887][  T246]  load_module (kernel/module/main.c:3593)
[   10.830894][  T246]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   10.830898][  T246]  ? __ia32_sys_fsconfig (??:?)
[   10.830901][  T246]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.830903][  T246]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.830907][  T246]  init_module_from_file (kernel/module/main.c:3790)
[   10.830910][  T246]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   10.830918][  T246]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.830922][  T246]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.830925][  T246]  idempotent_init_module (kernel/module/main.c:3802)
[   10.830928][  T246]  ? init_module_from_file (kernel/module/main.c:3791)
[   10.830934][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.830937][  T246]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.830943][  T246]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   10.830945][  T246]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.830948][  T246]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.830950][  T246]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.830953][  T246]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.830955][  T246] RIP: 0033:0x7f084076a37d
[   10.830958][  T246] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  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 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  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 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.830960][  T246] RSP: 002b:00007ffca3923728 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   10.830963][  T246] RAX: ffffffffffffffda RBX: 000055c662f27810 RCX: 00007f084076a37d
[   10.830964][  T246] RDX: 0000000000000000 RSI: 000055c650e65ffd RDI: 0000000000000000
[   10.830965][  T246] RBP: 00007ffca39237c0 R08: 0000000000000000 R09: 0000000000000000
[   10.830966][  T246] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c650e65ffd
[   10.830967][  T246] R13: 000055c662f27960 R14: 0000000000040000 R15: 0000000000000000
| [   12.151567][  T316] softirqs last disabled at (20213): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.151570][  T316] Preemption disabled at:
| [   12.151570][  T316] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.151580][  T316] Tainted: [W]=WARN
[   12.151581][  T316] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.151583][  T316] Call Trace:
[   12.151585][  T316]  <TASK>
[   12.151586][  T316]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.151591][  T316]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.151594][  T316]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.151598][  T316]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.151602][  T316]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.151607][  T316]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   12.151610][  T316]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.151615][  T316]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.151618][  T316]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.151621][  T316]  put_chars (drivers/char/virtio_console.c:1176)
[   12.151623][  T316]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   12.151625][  T316]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.151628][  T316]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.151631][  T316]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.151635][  T316]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.151638][  T316]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.151639][  T316]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.151644][  T316]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.151645][  T316]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.151648][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.151651][  T316]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.151655][  T316]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.151659][  T316]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.151660][  T316]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   12.151664][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.151666][  T316]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.151670][  T316]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.151674][  T316]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.151675][  T316]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.151680][  T316]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.151683][  T316]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.151685][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.151687][  T316]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.151690][  T316]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.151692][  T316]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.151695][  T316]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.151700][  T316]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.151706][  T316]  ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact
[   12.151709][  T316]  _printk (kernel/printk/printk.c:2504)
[   12.151712][  T316]  ? snapshot_read.cold (user.c:?)
[   12.151718][  T316]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   12.151721][  T316] gact_init_module (net/sched/act_gact.c:180) act_gact
[   12.151723][  T316]  do_one_initcall (init/main.c:1357)
[   12.151726][  T316]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.151730][  T316]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.151733][  T316]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.151738][  T316]  do_init_module (kernel/module/main.c:3117)
[   12.151742][  T316]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.151744][  T316]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.151747][  T316]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.151751][  T316]  load_module (kernel/module/main.c:3593)
[   12.151758][  T316]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.151762][  T316]  ? __ia32_sys_fsconfig (??:?)
[   12.151765][  T316]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   12.151769][  T316]  ? backing_file_read_iter (fs/backing-file.c:211)
[   12.151772][  T316]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.151776][  T316]  init_module_from_file (kernel/module/main.c:3790)
[   12.151779][  T316]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.151788][  T316]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.151792][  T316]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.151795][  T316]  idempotent_init_module (kernel/module/main.c:3802)
[   12.151798][  T316]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.151804][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.151806][  T316]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.151812][  T316]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.151814][  T316]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.151818][  T316]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.151820][  T316]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.151822][  T316]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.151825][  T316] RIP: 0033:0x7f184bb7537d
[   12.151829][  T316] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  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 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  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 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   12.151830][  T316] RSP: 002b:00007ffe8572bfb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.151833][  T316] RAX: ffffffffffffffda RBX: 000055f7de3a8810 RCX: 00007f184bb7537d
[   12.151834][  T316] RDX: 0000000000000000 RSI: 000055f7db1acffd RDI: 0000000000000000
[   12.151835][  T316] RBP: 00007ffe8572c050 R08: 0000000000000000 R09: 0000000000000000
[   12.151836][  T316] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f7db1acffd
[   12.151837][  T316] R13: 000055f7de3a8960 R14: 0000000000040000 R15: 0000000000000000
| [   13.307735][  T400] softirqs last disabled at (17863): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.307737][  T400] Preemption disabled at:
| [   13.307738][  T400] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.307747][  T400] Tainted: [W]=WARN
[   13.307748][  T400] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.307749][  T400] Call Trace:
[   13.307751][  T400]  <TASK>
[   13.307753][  T400]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.307758][  T400]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.307761][  T400]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.307765][  T400]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.307769][  T400]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.307774][  T400]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   13.307776][  T400]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.307781][  T400]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.307784][  T400]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.307787][  T400]  put_chars (drivers/char/virtio_console.c:1176)
[   13.307789][  T400]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   13.307791][  T400]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.307793][  T400]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.307797][  T400]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.307800][  T400]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.307803][  T400]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.307806][  T400]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.307808][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.307809][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.307813][  T400]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.307815][  T400]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.307818][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.307820][  T400]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.307824][  T400]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.307828][  T400]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.307830][  T400]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   13.307833][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.307835][  T400]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.307839][  T400]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.307843][  T400]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.307844][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.307849][  T400]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.307852][  T400]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.307854][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.307856][  T400]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.307860][  T400]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.307861][  T400]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.307865][  T400]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.307868][  T400]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.307871][  T400]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.307876][  T400]  _printk (kernel/printk/printk.c:2504)
[   13.307879][  T400]  ? snapshot_read.cold (user.c:?)
[   13.307883][  T400]  ? br_multicast_flood (??:?) bridge
[   13.307895][  T400]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.307896][  T400]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.307897][  T400]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.307902][  T400] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   13.307912][  T400] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   13.307920][  T400] new_nbp (net/bridge/br_if.c:449) bridge
[   13.307929][  T400] br_add_if (net/bridge/br_if.c:592) bridge
[   13.307936][  T400]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   13.307940][  T400]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   13.307943][  T400]  ? __kernel_text_address (kernel/extable.c:79)
[   13.307946][  T400]  do_set_master (net/core/rtnetlink.c:3071)
[   13.307951][  T400]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.307954][  T400]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.307957][  T400]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.307958][  T400]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.307960][  T400]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.307963][  T400]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.307966][  T400]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.307967][  T400]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.307970][  T400]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.307973][  T400]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.307974][  T400]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.307977][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.307979][  T400]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   13.307982][  T400]  ? ___sys_sendmsg (net/socket.c:2757)
[   13.307986][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.307988][  T400]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.307991][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.307993][  T400]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.307994][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.307996][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.307998][  T400]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.308002][  T400]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   13.308005][  T400]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.308007][  T400]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.308010][  T400]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.308012][  T400]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.308017][  T400]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.308022][  T400]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.308027][  T400]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.308029][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.308033][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.308035][  T400]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.308037][  T400]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.308038][  T400]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.308042][  T400]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.308044][  T400]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.308047][  T400]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.308048][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.308053][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.308054][  T400]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.308058][  T400]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.308059][  T400]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.308062][  T400]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.308068][  T400]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.308070][  T400]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.308074][  T400]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.308077][  T400]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.308080][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.308084][  T400]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.308088][  T400]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.308091][  T400]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.308097][  T400]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.308099][  T400]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.308101][  T400]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.308102][  T400]  ? move_addr_to_kernel (net/socket.c:258)
[   13.308110][  T400]  ___sys_sendmsg (net/socket.c:2767)
[   13.308112][  T400]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.308127][  T400]  __sys_sendmsg (net/socket.c:2799)
[   13.308130][  T400]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.308136][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.308140][  T400]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.308142][  T400]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.308145][  T400]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.308147][  T400] RIP: 0033:0x7fd7343e954e
[   13.308151][  T400] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.308153][  T400] RSP: 002b:00007ffebaf6e1f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.308155][  T400] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd7343e954e
[   13.308157][  T400] RDX: 0000000000000000 RSI: 00007ffebaf6e2a0 RDI: 0000000000000005
[   13.308157][  T400] RBP: 00007ffebaf6e200 R08: 0000000000000000 R09: 0000000000000000
[   13.308158][  T400] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a971
[   13.308159][  T400] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffebaf6e960
| [   29.105620][    C3] softirqs last disabled at (725559): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   29.105622][    C3] Preemption disabled at:
| [   29.105623][    C3] 0x0
| [   29.105634][    C3] Tainted: [W]=WARN
[   29.105635][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.105637][    C3] Call Trace:
[   29.105639][    C3]  <IRQ>
[   29.105641][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.105646][    C3]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.105650][    C3]  ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924)
[   29.105652][    C3]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.105655][    C3]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   29.105658][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.105662][    C3]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   29.105665][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.105667][    C3]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.105670][    C3]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.105671][    C3]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.105673][    C3]  put_chars (drivers/char/virtio_console.c:1176)
[   29.105676][    C3]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.105677][    C3]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   29.105680][    C3]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.105684][    C3]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.105685][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.105687][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.105689][    C3]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.105692][    C3]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.105693][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.105695][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.105697][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.105699][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   29.105700][    C3]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.105703][    C3]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.105705][    C3]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.105707][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.105709][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.105710][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.105712][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.105713][    C3]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.105715][    C3]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.105717][    C3]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.105719][    C3]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.105721][    C3]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.105723][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.105735][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.105737][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.105743][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.105749][    C3]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   29.105752][    C3]  _printk (kernel/printk/printk.c:2504)
[   29.105756][    C3]  ? snapshot_read.cold (user.c:?)
[   29.105757][    C3]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   29.105761][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.105764][    C3]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   29.105765][    C3]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   29.105768][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   29.105771][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   29.105772][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   29.105774][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   29.105776][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.105778][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.105784][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.105786][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.105788][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.105794][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   29.105796][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.105802][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.105808][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.105814][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   29.105817][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   29.105819][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   29.105822][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.105824][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.105826][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.105828][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   29.105830][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.105836][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   29.105838][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.105841][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.105843][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   29.105845][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   29.105847][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.105849][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.105851][    C3]  handle_softirqs (kernel/softirq.c:645)
[   29.105852][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.105854][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   29.105856][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   29.105858][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   29.105859][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   29.105862][    C3]  </IRQ>
[   29.105863][    C3]  <TASK>
[   29.105863][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   29.105865][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   29.105867][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   29.105870][    C3] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   29.105872][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   29.105875][    C3] RAX: 00000000000b1235 RBX: ff11000001c88040 RCX: ffffffffa38f0307
[   29.105876][    C3] RDX: ff11000001c88040 RSI: ffffffffa6638af6 RDI: ffffffffa608d8e0
[   29.105877][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   29.105878][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   29.105879][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   29.105880][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.105883][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   29.105885][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   29.105887][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.105888][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   29.105890][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   29.105892][    C3]  ? default_idle_call (kernel/sched/idle.c:129)
[   29.105894][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.105896][    C3]  do_idle (kernel/sched/idle.c:355)
[   29.105897][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   29.105899][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   29.105901][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   29.105903][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   29.202332][    C3]
| [   29.202434][    C3]
| [   29.202434][    C3] stack backtrace:
| [   29.202767][    C3] Tainted: [W]=WARN
[   29.202768][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.202770][    C3] Call Trace:
[   29.202772][    C3]  <IRQ>
[   29.202775][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.202781][    C3]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   29.202786][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   29.202791][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   29.202794][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   29.202796][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   29.202800][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.202802][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.202815][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.202819][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.202822][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.202833][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   29.202836][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.202846][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.202857][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.202868][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   29.202872][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   29.202874][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   29.202878][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.202881][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.202884][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.202887][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   29.202890][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.202901][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   29.202904][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.202908][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.202912][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   29.202914][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   29.202917][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.202920][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.202923][    C3]  handle_softirqs (kernel/softirq.c:645)
[   29.202926][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.202928][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   29.202931][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   29.202934][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   29.202936][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   29.202938][    C3]  </IRQ>
[   29.202939][    C3]  <TASK>
[   29.202940][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   29.202943][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   29.202945][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   29.202949][    C3] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   29.202951][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   29.202955][    C3] RAX: 00000000000b1235 RBX: ff11000001c88040 RCX: ffffffffa38f0307
[   29.202957][    C3] RDX: ff11000001c88040 RSI: ffffffffa6638af6 RDI: ffffffffa608d8e0
[   29.202958][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   29.202959][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   29.202960][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   29.202963][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.202967][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   29.202969][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   29.202971][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.202974][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   29.202976][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   29.202979][    C3]  ? default_idle_call (kernel/sched/idle.c:129)
[   29.202981][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.202984][    C3]  do_idle (kernel/sched/idle.c:355)
[   29.202986][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   29.202989][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   29.202991][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   29.202994][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   87.397465][  T785] softirqs last disabled at (0): 0x0
| [   87.397467][  T785] Preemption disabled at:
| [   87.397468][  T785] 0x0
| [   87.397477][  T785] Tainted: [W]=WARN
[   87.397478][  T785] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.397480][  T785] Call Trace:
[   87.397481][  T785]  <TASK>
[   87.397482][  T785]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   87.397488][  T785]  __might_resched.cold (kernel/sched/core.c:9234)
[   87.397492][  T785]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   87.397496][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397500][  T785]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   87.397503][  T785]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   87.397509][  T785]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   87.397513][  T785]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   87.397515][  T785]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   87.397517][  T785]  put_chars (drivers/char/virtio_console.c:1176)
[   87.397519][  T785]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   87.397522][  T785]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   87.397525][  T785]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   87.397528][  T785]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   87.397533][  T785]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   87.397534][  T785]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   87.397537][  T785]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   87.397539][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397541][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397544][  T785]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.397547][  T785]  console_emit_next_record (kernel/printk/printk.c:3183)
[   87.397550][  T785]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   87.397552][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397555][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397557][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397559][  T785]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.397562][  T785]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   87.397564][  T785]  console_flush_one_record (kernel/printk/printk.c:3268)
[   87.397567][  T785]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   87.397570][  T785]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   87.397573][  T785]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.397575][  T785]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   87.397577][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397579][  T785]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.397581][  T785]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   87.397583][  T785]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   87.397585][  T785]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   87.397588][  T785]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   87.397590][  T785]  vprintk_emit (kernel/printk/printk.c:2479)
[   87.397596][  T785]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   87.397598][  T785]  ? debug_object_assert_init (lib/debugobjects.c:1072 (discriminator 3))
[   87.397602][  T785]  ? debug_object_activate (lib/debugobjects.c:884)
[   87.397605][  T785]  _printk (kernel/printk/printk.c:2504)
[   87.397609][  T785]  ? snapshot_read.cold (user.c:?)
[   87.397612][  T785]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   87.397615][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397617][  T785]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   87.397621][  T785] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   87.397640][  T785] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   87.397653][  T785] br_stp_disable_bridge (net/bridge/br_stp_if.c:76) bridge
[   87.397664][  T785] br_dev_stop (net/bridge/br_device.c:193) bridge
[   87.397678][  T785]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   87.397683][  T785]  __dev_close_many (net/core/dev.c:1798)
[   87.397686][  T785]  ? netif_open (net/core/dev.c:1755)
[   87.397689][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397692][  T785]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   87.397695][  T785]  __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810)
[   87.397698][  T785]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   87.397701][  T785]  ? __kernel_text_address (kernel/extable.c:79)
[   87.397704][  T785]  ? write_profile (profile.c:?)
[   87.397706][  T785]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   87.397709][  T785]  netif_change_flags (net/core/dev.c:9877)
[   87.397712][  T785]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   87.397714][  T785]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   87.397716][  T785]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   87.397717][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397719][  T785]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   87.397723][  T785]  ? kasan_save_stack (mm/kasan/common.c:58)
[   87.397726][  T785]  ? kasan_save_stack (mm/kasan/common.c:57)
[   87.397727][  T785]  ? kasan_save_track (mm/kasan/common.c:78)
[   87.397729][  T785]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   87.397731][  T785]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   87.397733][  T785]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   87.397734][  T785]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   87.397735][  T785]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   87.397739][  T785]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   87.397740][  T785]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   87.397742][  T785]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   87.397744][  T785]  ? ___sys_sendmsg (net/socket.c:2767)
[   87.397746][  T785]  ? __sys_sendmsg (net/socket.c:2799)
[   87.397748][  T785]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   87.397751][  T785]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   87.397754][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397756][  T785]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.397758][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397760][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397762][  T785]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   87.397765][  T785]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   87.397768][  T785]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   87.397769][  T785]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   87.397771][  T785]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   87.397774][  T785]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   87.397776][  T785]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   87.397779][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397781][  T785]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   87.397782][  T785]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.397783][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397785][  T785]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   87.397789][  T785]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   87.397791][  T785]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   87.397792][  T785]  ? __kernel_text_address (kernel/extable.c:79)
[   87.397793][  T785]  ? write_profile (profile.c:?)
[   87.397795][  T785]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   87.397796][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397798][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397800][  T785]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   87.397803][  T785]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.397805][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397807][  T785]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   87.397808][  T785]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   87.397810][  T785]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   87.397811][  T785]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   87.397813][  T785]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   87.397815][  T785]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   87.397817][  T785]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   87.397819][  T785]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.397820][  T785]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   87.397822][  T785]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   87.397824][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397826][  T785]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.397829][  T785]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   87.397831][  T785]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   87.397833][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397835][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397837][  T785]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.397839][  T785]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   87.397841][  T785]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   87.397843][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397845][  T785]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.397847][  T785]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   87.397849][  T785]  ? copy_msghdr_from_user (net/socket.c:2650)
[   87.397851][  T785]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   87.397852][  T785]  ? move_addr_to_kernel (net/socket.c:258)
[   87.397854][  T785]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   87.397857][  T785]  ___sys_sendmsg (net/socket.c:2767)
[   87.397859][  T785]  ? copy_msghdr_from_user (net/socket.c:2619)
[   87.397865][  T785]  __sys_sendmsg (net/socket.c:2799)
[   87.397867][  T785]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   87.397871][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.397873][  T785]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   87.397874][  T785]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   87.397877][  T785]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   87.397879][  T785] RIP: 0033:0x7f488828654e
[   87.397881][  T785] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   87.397883][  T785] RSP: 002b:00007ffccd307a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   87.397887][  T785] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f488828654e
[   87.397889][  T785] RDX: 0000000000000000 RSI: 00007ffccd307b30 RDI: 0000000000000005
[   87.397890][  T785] RBP: 00007ffccd307a90 R08: 0000000000000000 R09: 0000000000000000
[   87.397891][  T785] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a9bb


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record