======================================
| [    9.595829][  T187] softirqs last disabled at (46667): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.595832][  T187] Preemption disabled at:
| [    9.595833][  T187] 0x0
| [    9.595845][  T187] Tainted: [W]=WARN
[    9.595846][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.595848][  T187] Call Trace:
[    9.595849][  T187]  <TASK>
[    9.595851][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.595857][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.595861][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.595865][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.595870][  T187]  __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))
[    9.595873][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.595878][  T187]  ? 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)
[    9.595881][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.595884][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[    9.595887][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.595888][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.595893][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.595898][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.595904][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.595906][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.595909][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.595912][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.595916][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.595918][  T187]  ? 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))
[    9.595921][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.595923][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.595927][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.595931][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.595933][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.595938][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.595940][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.595942][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.595944][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.595948][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.595950][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.595953][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.595959][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.595962][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.595966][  T187]  _printk (kernel/printk/printk.c:2504)
[    9.595969][  T187]  ? snapshot_read.cold (user.c:?)
[    9.595972][  T187]  ? 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)
[    9.595975][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.595978][  T187]  ? 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)
[    9.595981][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.595984][  T187]  ? exit_notify (kernel/exit.c:780)
[    9.595986][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.595989][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.595993][  T187]  do_group_exit (kernel/exit.c:1151)
[    9.595996][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.595997][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.596000][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.596003][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.596006][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.596008][  T187] RIP: 0033:0x7fba487621b8
[    9.596010][  T187] Code: Unable to access opcode bytes at 0x7fba4876218e.

Code starting with the faulting instruction
===========================================
[    9.596011][  T187] RSP: 002b:00007ffc528e7a58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.596013][  T187] RAX: ffffffffffffffda RBX: 00007fba48892f88 RCX: 00007fba487621b8
[    9.596015][  T187] RDX: 00007fba484acfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.596015][  T187] RBP: 00007ffc528e7ab0 R08: 0000000000000000 R09: 0000000000008010
[    9.596016][  T187] R10: 00007ffc528e7870 R11: 0000000000000246 R12: 0000000000000001
[    9.596017][  T187] R13: 0000000000000000 R14: 00007fba48891680 R15: 00007fba48892fa0
| [   10.615822][  T233] softirqs last disabled at (25303): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.615825][  T233] Preemption disabled at:
| [   10.615826][  T233] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.615835][  T233] Tainted: [W]=WARN
[   10.615836][  T233] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.615838][  T233] Call Trace:
[   10.615839][  T233]  <TASK>
[   10.615841][  T233]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.615846][  T233]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.615849][  T233]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.615853][  T233]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.615857][  T233]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.615863][  T233]  __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))
[   10.615865][  T233]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.615870][  T233]  ? 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)
[   10.615873][  T233]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.615876][  T233]  put_chars (drivers/char/virtio_console.c:1176)
[   10.615879][  T233]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.615880][  T233]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.615885][  T233]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.615887][  T233]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.615892][  T233]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.615895][  T233]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.615900][  T233]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.615902][  T233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.615907][  T233]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.615911][  T233]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.615913][  T233]  ? 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))
[   10.615916][  T233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.615918][  T233]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.615922][  T233]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.615926][  T233]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.615928][  T233]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.615933][  T233]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.615936][  T233]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.615937][  T233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.615940][  T233]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.615943][  T233]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.615945][  T233]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.615948][  T233]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.615952][  T233]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.615958][  T233]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   10.615961][  T233]  _printk (kernel/printk/printk.c:2504)
[   10.615965][  T233]  ? snapshot_read.cold (user.c:?)
[   10.615971][  T233]  ? 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)
[   10.615974][  T233] 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
[   10.615977][  T233]  do_one_initcall (init/main.c:1357)
[   10.615980][  T233]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   10.615985][  T233]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   10.615988][  T233]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   10.615993][  T233]  do_init_module (kernel/module/main.c:3117)
[   10.615997][  T233]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.616001][  T233]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   10.616004][  T233]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   10.616008][  T233]  load_module (kernel/module/main.c:3593)
[   10.616015][  T233]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   10.616019][  T233]  ? __ia32_sys_fsconfig (??:?)
[   10.616021][  T233]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   10.616026][  T233]  ? backing_file_read_iter (fs/backing-file.c:211)
[   10.616029][  T233]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.616032][  T233]  init_module_from_file (kernel/module/main.c:3790)
[   10.616036][  T233]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   10.616044][  T233]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.616047][  T233]  ? 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)
[   10.616050][  T233]  idempotent_init_module (kernel/module/main.c:3802)
[   10.616054][  T233]  ? init_module_from_file (kernel/module/main.c:3791)
[   10.616060][  T233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.616062][  T233]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.616068][  T233]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   10.616070][  T233]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.616074][  T233]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.616076][  T233]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.616078][  T233]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.616081][  T233] RIP: 0033:0x7f31a788237d
[   10.616084][  T233] 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
[   10.616086][  T233] RSP: 002b:00007ffec7580988 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   10.616089][  T233] RAX: ffffffffffffffda RBX: 000055e928155810 RCX: 00007f31a788237d
[   10.616090][  T233] RDX: 0000000000000000 RSI: 000055e900799ffd RDI: 0000000000000000
[   10.616091][  T233] RBP: 00007ffec7580a20 R08: 0000000000000000 R09: 0000000000000000
[   10.616092][  T233] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e900799ffd
[   10.616092][  T233] R13: 000055e928155960 R14: 0000000000040000 R15: 0000000000000000
| [   12.059093][  T282] softirqs last disabled at (39427): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.059095][  T282] Preemption disabled at:
| [   12.059096][  T282] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.059104][  T282] Tainted: [W]=WARN
[   12.059105][  T282] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.059107][  T282] Call Trace:
[   12.059108][  T282]  <TASK>
[   12.059110][  T282]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.059115][  T282]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.059117][  T282]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.059122][  T282]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.059126][  T282]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.059131][  T282]  __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))
[   12.059133][  T282]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.059139][  T282]  ? 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)
[   12.059141][  T282]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.059144][  T282]  put_chars (drivers/char/virtio_console.c:1176)
[   12.059146][  T282]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   12.059148][  T282]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.059151][  T282]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.059154][  T282]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.059158][  T282]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.059161][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.059163][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.059167][  T282]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.059168][  T282]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.059171][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.059174][  T282]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.059178][  T282]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.059182][  T282]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.059183][  T282]  ? 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))
[   12.059186][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.059189][  T282]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.059192][  T282]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.059196][  T282]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.059198][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.059203][  T282]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.059205][  T282]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.059207][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.059217][  T282]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.059221][  T282]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.059223][  T282]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.059226][  T282]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.059230][  T282]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.059235][  T282]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   12.059238][  T282]  _printk (kernel/printk/printk.c:2504)
[   12.059242][  T282]  ? snapshot_read.cold (user.c:?)
[   12.059248][  T282]  ? 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)
[   12.059251][  T282] gre_init (gre.mod.c:?) gre
[   12.059253][  T282]  do_one_initcall (init/main.c:1357)
[   12.059255][  T282]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.059260][  T282]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.059263][  T282]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.059268][  T282]  do_init_module (kernel/module/main.c:3117)
[   12.059271][  T282]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.059275][  T282]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.059278][  T282]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.059282][  T282]  load_module (kernel/module/main.c:3593)
[   12.059289][  T282]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.059294][  T282]  ? backing_file_read_iter (fs/backing-file.c:211)
[   12.059298][  T282]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.059302][  T282]  init_module_from_file (kernel/module/main.c:3790)
[   12.059305][  T282]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.059313][  T282]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.059316][  T282]  ? 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)
[   12.059319][  T282]  idempotent_init_module (kernel/module/main.c:3802)
[   12.059322][  T282]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.059328][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.059331][  T282]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.059336][  T282]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.059338][  T282]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.059342][  T282]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.059344][  T282]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.059346][  T282]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.059348][  T282] RIP: 0033:0x7f415223e37d
[   12.059352][  T282] 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
[   12.059354][  T282] RSP: 002b:00007ffcc68e8148 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.059356][  T282] RAX: ffffffffffffffda RBX: 0000557ae8cada40 RCX: 00007f415223e37d
[   12.059358][  T282] RDX: 0000000000000000 RSI: 0000557ad851effd RDI: 0000000000000001
[   12.059359][  T282] RBP: 00007ffcc68e81e0 R08: 0000000000000000 R09: 0000000000000000
[   12.059359][  T282] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557ad851effd
[   12.059360][  T282] R13: 0000557ae8cada00 R14: 0000000000040000 R15: 0000000000000000
| [   13.065196][  T321] softirqs last disabled at (15533): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.065199][  T321] Preemption disabled at:
| [   13.065200][  T321] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.065209][  T321] Tainted: [W]=WARN
[   13.065210][  T321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.065217][  T321] Call Trace:
[   13.065218][  T321]  <TASK>
[   13.065220][  T321]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.065226][  T321]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.065228][  T321]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.065233][  T321]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.065237][  T321]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.065242][  T321]  __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))
[   13.065245][  T321]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.065250][  T321]  ? 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)
[   13.065253][  T321]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.065256][  T321]  put_chars (drivers/char/virtio_console.c:1176)
[   13.065258][  T321]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   13.065260][  T321]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.065263][  T321]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.065267][  T321]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.065271][  T321]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.065274][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.065275][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.065280][  T321]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.065281][  T321]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.065284][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.065287][  T321]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.065291][  T321]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.065295][  T321]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.065297][  T321]  ? 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))
[   13.065300][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.065302][  T321]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.065306][  T321]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.065310][  T321]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.065312][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.065317][  T321]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.065320][  T321]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.065322][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.065324][  T321]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.065328][  T321]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.065330][  T321]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.065333][  T321]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.065337][  T321]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.065343][  T321]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   13.065345][  T321]  _printk (kernel/printk/printk.c:2504)
[   13.065349][  T321]  ? snapshot_read.cold (user.c:?)
[   13.065355][  T321]  ? 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)
[   13.065358][  T321] gact_init_module (net/sched/act_gact.c:180) act_gact
[   13.065360][  T321]  do_one_initcall (init/main.c:1357)
[   13.065363][  T321]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   13.065368][  T321]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   13.065371][  T321]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   13.065376][  T321]  do_init_module (kernel/module/main.c:3117)
[   13.065380][  T321]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.065384][  T321]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   13.065388][  T321]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   13.065392][  T321]  load_module (kernel/module/main.c:3593)
[   13.065399][  T321]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   13.065403][  T321]  ? __ia32_sys_fsconfig (??:?)
[   13.065406][  T321]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.065409][  T321]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.065413][  T321]  init_module_from_file (kernel/module/main.c:3790)
[   13.065416][  T321]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   13.065424][  T321]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.065428][  T321]  ? 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)
[   13.065431][  T321]  idempotent_init_module (kernel/module/main.c:3802)
[   13.065434][  T321]  ? init_module_from_file (kernel/module/main.c:3791)
[   13.065441][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.065443][  T321]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   13.065449][  T321]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   13.065451][  T321]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.065455][  T321]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.065457][  T321]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.065459][  T321]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.065462][  T321] RIP: 0033:0x7f23140fa37d
[   13.065465][  T321] 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
[   13.065467][  T321] RSP: 002b:00007fff3a434338 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   13.065470][  T321] RAX: ffffffffffffffda RBX: 0000562bf5a82810 RCX: 00007f23140fa37d
[   13.065471][  T321] RDX: 0000000000000000 RSI: 0000562be0519ffd RDI: 0000000000000000
[   13.065472][  T321] RBP: 00007fff3a4343d0 R08: 0000000000000000 R09: 0000000000000000
[   13.065473][  T321] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562be0519ffd
[   13.065474][  T321] R13: 0000562bf5a82960 R14: 0000000000040000 R15: 0000000000000000
| [   18.629062][  T354] softirqs last disabled at (17957): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   18.629065][  T354] Preemption disabled at:
| [   18.629065][  T354] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.629074][  T354] Tainted: [W]=WARN
[   18.629075][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.629077][  T354] Call Trace:
[   18.629079][  T354]  <TASK>
[   18.629080][  T354]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.629086][  T354]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.629088][  T354]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.629092][  T354]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.629097][  T354]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.629102][  T354]  __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))
[   18.629104][  T354]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.629110][  T354]  ? 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)
[   18.629112][  T354]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.629115][  T354]  put_chars (drivers/char/virtio_console.c:1176)
[   18.629118][  T354]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.629119][  T354]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.629124][  T354]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.629127][  T354]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.629131][  T354]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.629134][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.629139][  T354]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.629141][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.629146][  T354]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.629150][  T354]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.629152][  T354]  ? 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))
[   18.629155][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.629157][  T354]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.629161][  T354]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.629165][  T354]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.629167][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.629172][  T354]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.629174][  T354]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.629176][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.629178][  T354]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.629182][  T354]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.629183][  T354]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.629187][  T354]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.629191][  T354]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.629193][  T354]  ? netdev_run_todo (net/core/dev.c:11776)
[   18.629198][  T354]  ? mirred_device_event (net/sched/act_mirred.c:559 (discriminator 1)) act_mirred
[   18.629200][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.629204][  T354]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   18.629206][  T354]  _printk (kernel/printk/printk.c:2504)
[   18.629210][  T354]  ? snapshot_read.cold (user.c:?)
[   18.629212][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.629215][  T354]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   18.629216][  T354]  ? __up_write (kernel/locking/rwsem.c:1415)
[   18.629218][  T354]  ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1))
[   18.629221][  T354]  ? __up_write (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:3390 kernel/locking/rwsem.c:1417)
[   18.629224][  T354] mirred_init_module (net/sched/act_mirred.c:508) act_mirred
[   18.629226][  T354]  do_one_initcall (init/main.c:1357)
[   18.629235][  T354]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   18.629240][  T354]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   18.629243][  T354]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   18.629247][  T354]  do_init_module (kernel/module/main.c:3117)
[   18.629251][  T354]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   18.629255][  T354]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   18.629258][  T354]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   18.629262][  T354]  load_module (kernel/module/main.c:3593)
[   18.629269][  T354]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   18.629273][  T354]  ? __ia32_sys_fsconfig (??:?)
[   18.629276][  T354]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   18.629280][  T354]  ? backing_file_read_iter (fs/backing-file.c:211)
[   18.629283][  T354]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.629286][  T354]  init_module_from_file (kernel/module/main.c:3790)
[   18.629289][  T354]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   18.629297][  T354]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.629301][  T354]  ? 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)
[   18.629304][  T354]  idempotent_init_module (kernel/module/main.c:3802)
[   18.629307][  T354]  ? init_module_from_file (kernel/module/main.c:3791)
[   18.629313][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.629315][  T354]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   18.629321][  T354]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   18.629323][  T354]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.629327][  T354]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.629328][  T354]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.629331][  T354]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.629333][  T354] RIP: 0033:0x7f55aaa1337d
[   18.629336][  T354] 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
[   18.629338][  T354] RSP: 002b:00007ffd1b77f598 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   18.629341][  T354] RAX: ffffffffffffffda RBX: 000055e938668810 RCX: 00007f55aaa1337d
[   18.629342][  T354] RDX: 0000000000000000 RSI: 000055e9277b9ffd RDI: 0000000000000000
[   18.629343][  T354] RBP: 00007ffd1b77f630 R08: 0000000000000000 R09: 0000000000000000
[   18.629344][  T354] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e9277b9ffd
[   18.629345][  T354] R13: 000055e938668960 R14: 0000000000040000 R15: 0000000000000000
| [   28.020841][    C3] softirqs last disabled at (706315): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   28.020843][    C3] Preemption disabled at:
| [   28.020843][    C3] 0x0
| [   28.020853][    C3] Tainted: [W]=WARN
[   28.020854][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.020856][    C3] Call Trace:
[   28.020858][    C3]  <IRQ>
[   28.020860][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.020865][    C3]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.020869][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.020873][    C3]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.020876][    C3]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   28.020878][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.020880][    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))
[   28.020883][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.020886][    C3]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.020890][    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)
[   28.020891][    C3]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.020893][    C3]  put_chars (drivers/char/virtio_console.c:1176)
[   28.020895][    C3]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.020896][    C3]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   28.020900][    C3]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.020903][    C3]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.020905][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.020906][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.020908][    C3]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.020911][    C3]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.020913][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.020914][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.020916][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.020918][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   28.020919][    C3]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.020922][    C3]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.020924][    C3]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.020926][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.020927][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.020929][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.020930][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.020932][    C3]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.020933][    C3]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.020935][    C3]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.020937][    C3]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.020939][    C3]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.020941][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.020953][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.020954][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.020961][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.020967][    C3]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   28.020970][    C3]  _printk (kernel/printk/printk.c:2504)
[   28.020973][    C3]  ? snapshot_read.cold (user.c:?)
[   28.020975][    C3]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   28.020979][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.020981][    C3]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   28.020983][    C3]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   28.020985][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.020988][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.020989][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.020991][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.020993][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.020995][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.021001][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.021003][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.021004][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.021010][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.021012][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.021018][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.021024][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.021030][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   28.021033][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.021034][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.021038][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.021039][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.021041][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.021043][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.021045][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.021052][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.021053][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.021056][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.021058][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.021060][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.021062][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.021064][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.021065][    C3]  handle_softirqs (kernel/softirq.c:645)
[   28.021067][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.021069][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.021071][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.021072][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   28.021073][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.021076][    C3]  </IRQ>
[   28.021077][    C3]  <TASK>
[   28.021077][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.021079][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.021081][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.021084][    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
[   28.021086][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   28.021089][    C3] RAX: 00000000000ac709 RBX: ff11000001c88040 RCX: ffffffff9cef0307
[   28.021090][    C3] RDX: ff11000001c88040 RSI: ffffffff9fc38af6 RDI: ffffffff9f68d8e0
[   28.021091][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.021092][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   28.021092][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   28.021094][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.021097][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.021099][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   28.021101][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.021102][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   28.021103][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.021106][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.021108][    C3]  do_idle (kernel/sched/idle.c:355)
[   28.021109][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.021111][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   28.021113][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   28.021115][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   28.079945][    C3]
| [   28.080013][    C3]
| [   28.080013][    C3] stack backtrace:
| [   28.080221][    C3] Tainted: [W]=WARN
[   28.080222][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.080223][    C3] Call Trace:
[   28.080224][    C3]  <IRQ>
[   28.080225][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.080228][    C3]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   28.080230][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.080233][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.080235][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.080237][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.080239][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.080240][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.080247][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.080250][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.080252][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.080257][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.080263][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.080269][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.080275][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.080281][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   28.080284][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.080285][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.080288][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.080290][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.080291][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.080294][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.080295][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.080302][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.080304][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.080306][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.080309][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.080311][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.080312][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.080314][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.080316][    C3]  handle_softirqs (kernel/softirq.c:645)
[   28.080318][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.080319][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.080321][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.080322][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   28.080324][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.080325][    C3]  </IRQ>
[   28.080326][    C3]  <TASK>
[   28.080327][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.080328][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.080330][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.080332][    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
[   28.080334][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   28.080336][    C3] RAX: 00000000000ac709 RBX: ff11000001c88040 RCX: ffffffff9cef0307
[   28.080337][    C3] RDX: ff11000001c88040 RSI: ffffffff9fc38af6 RDI: ffffffff9f68d8e0
[   28.080337][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.080338][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   28.080339][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   28.080340][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.080342][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.080344][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   28.080345][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.080347][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   28.080349][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.080350][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.080352][    C3]  do_idle (kernel/sched/idle.c:355)
[   28.080354][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.080355][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   28.080356][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   28.080358][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   32.463311][   T36] softirqs last disabled at (68721): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   32.463313][   T36] Preemption disabled at:
| [   32.463314][   T36] 0x0
| [   32.463324][   T36] Tainted: [W]=WARN
[   32.463325][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.463327][   T36] Workqueue: events_unbound linkwatch_event
[   32.463333][   T36] Call Trace:
[   32.463335][   T36]  <TASK>
[   32.463336][   T36]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   32.463341][   T36]  __might_resched.cold (kernel/sched/core.c:9234)
[   32.463345][   T36]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   32.463348][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.463352][   T36]  __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))
[   32.463355][   T36]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.463358][   T36]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.463362][   T36]  ? 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)
[   32.463363][   T36]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.463365][   T36]  put_chars (drivers/char/virtio_console.c:1176)
[   32.463367][   T36]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   32.463368][   T36]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   32.463372][   T36]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   32.463374][   T36]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   32.463377][   T36]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   32.463378][   T36]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.463380][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.463381][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.463383][   T36]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.463385][   T36]  console_emit_next_record (kernel/printk/printk.c:3183)
[   32.463388][   T36]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   32.463390][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.463391][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.463393][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.463394][   T36]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.463396][   T36]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   32.463398][   T36]  console_flush_one_record (kernel/printk/printk.c:3268)
[   32.463400][   T36]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   32.463403][   T36]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   32.463404][   T36]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.463406][   T36]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   32.463407][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.463409][   T36]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.463410][   T36]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   32.463412][   T36]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   32.463414][   T36]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   32.463416][   T36]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   32.463418][   T36]  vprintk_emit (kernel/printk/printk.c:2479)
[   32.463420][   T36]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   32.463422][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.463424][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.463427][   T36]  _printk (kernel/printk/printk.c:2504)
[   32.463430][   T36]  ? snapshot_read.cold (user.c:?)
[   32.463432][   T36]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.463434][   T36]  ? fib6_del (net/ipv6/ip6_fib.c:2069)
[   32.463438][   T36] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   32.463450][   T36] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   32.463458][   T36] br_port_carrier_check (net/bridge/br_if.c:95) bridge
[   32.463466][   T36] br_device_event (net/bridge/br.c:101) bridge
[   32.463474][   T36]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   32.463476][   T36]  ? addrconf_notify (net/ipv6/addrconf.c:3749)
[   32.463480][   T36]  notifier_call_chain (kernel/notifier.c:85)
[   32.463483][   T36]  netif_state_change (net/core/dev.c:1625)
[   32.463486][   T36]  ? dev_deactivate (net/sched/sch_generic.c:1419)
[   32.463488][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   32.463490][   T36]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   32.463492][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   32.463493][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   32.463495][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.463496][   T36]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   32.463500][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   32.463502][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   32.463504][   T36]  process_one_work (kernel/workqueue.c:3387)
[   32.463507][   T36]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   32.463509][   T36]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.463511][   T36]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.463513][   T36]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   32.463516][   T36]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   32.463517][   T36]  kthread (kernel/kthread.c:436)
[   32.463519][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.463521][   T36]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   32.463522][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.463525][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   32.463527][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.463530][   T36]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   32.463531][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.658524][  T189] softirqs last disabled at (70908): kernel_fpu_begin_mask (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:475 (discriminator 2))
| [   37.658526][  T189] Preemption disabled at:
| [   37.658527][  T189] 0x0
| [   37.658537][  T189] Tainted: [W]=WARN
[   37.658538][  T189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.658539][  T189] Workqueue: events_unbound linkwatch_event
[   37.658546][  T189] Call Trace:
[   37.658547][  T189]  <TASK>
[   37.658549][  T189]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   37.658553][  T189]  __might_resched.cold (kernel/sched/core.c:9234)
[   37.658557][  T189]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   37.658562][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.658566][  T189]  __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))
[   37.658569][  T189]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   37.658572][  T189]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.658576][  T189]  ? 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)
[   37.658577][  T189]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.658579][  T189]  put_chars (drivers/char/virtio_console.c:1176)
[   37.658581][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.658583][  T189]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   37.658584][  T189]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   37.658587][  T189]  ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1))
[   37.658590][  T189]  ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004)
[   37.658593][  T189]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   37.658597][  T189]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   37.658598][  T189]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   37.658600][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.658601][  T189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.658604][  T189]  console_emit_next_record (kernel/printk/printk.c:3183)
[   37.658606][  T189]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   37.658608][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.658610][  T189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.658611][  T189]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   37.658613][  T189]  console_flush_one_record (kernel/printk/printk.c:3268)
[   37.658615][  T189]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   37.658618][  T189]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   37.658620][  T189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.658621][  T189]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   37.658623][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.658624][  T189]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   37.658626][  T189]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   37.658627][  T189]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   37.658629][  T189]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   37.658631][  T189]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   37.658633][  T189]  vprintk_emit (kernel/printk/printk.c:2479)
[   37.658636][  T189]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   37.658637][  T189]  ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180)
[   37.658639][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.658641][  T189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.658643][  T189]  _printk (kernel/printk/printk.c:2504)
[   37.658646][  T189]  ? snapshot_read.cold (user.c:?)
[   37.658647][  T189]  ? netif_get_link_ksettings (net/ethtool/ioctl.c:450)
[   37.658650][  T189]  ? port_cost (net/bridge/br_if.c:40) bridge
[   37.658662][  T189]  ? br_multicast_flood (??:?) bridge
[   37.658670][  T189] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   37.658678][  T189] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   37.658685][  T189] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   37.658692][  T189] br_port_carrier_check (net/bridge/br_if.c:90) bridge
[   37.658700][  T189] br_device_event (net/bridge/br.c:101) bridge
[   37.658708][  T189]  ? fib6_ifdown (net/ipv6/route.c:4976)
[   37.658711][  T189]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   37.658713][  T189]  ? addrconf_notify (net/ipv6/addrconf.c:3764)
[   37.658717][  T189]  notifier_call_chain (kernel/notifier.c:85)
[   37.658720][  T189]  netif_state_change (net/core/dev.c:1625)
[   37.658723][  T189]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   37.658725][  T189]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   37.658727][  T189]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   37.658729][  T189]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.658730][  T189]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   37.658734][  T189]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   37.658735][  T189]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   37.658737][  T189]  process_one_work (kernel/workqueue.c:3387)
[   37.658741][  T189]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   37.658743][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.658744][  T189]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   37.658747][  T189]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   37.658751][  T189]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   37.658753][  T189]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   37.658755][  T189]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   37.658756][  T189]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   37.658758][  T189]  kthread (kernel/kthread.c:436)
[   37.658759][  T189]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.658762][  T189]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   37.658763][  T189]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.658765][  T189]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   37.658767][  T189]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   37.658769][  T189]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   37.658771][  T189]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.523785][  T189] softirqs last disabled at (70908): kernel_fpu_begin_mask (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:475 (discriminator 2))
| [   51.523787][  T189] Preemption disabled at:
| [   51.523788][  T189] 0x0
| [   51.523798][  T189] Tainted: [W]=WARN
[   51.523799][  T189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.523801][  T189] Workqueue: events_unbound linkwatch_event
[   51.523807][  T189] Call Trace:
[   51.523809][  T189]  <TASK>
[   51.523810][  T189]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   51.523815][  T189]  __might_resched.cold (kernel/sched/core.c:9234)
[   51.523819][  T189]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   51.523823][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.523827][  T189]  __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))
[   51.523831][  T189]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   51.523834][  T189]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.523837][  T189]  ? 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)
[   51.523839][  T189]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.523841][  T189]  put_chars (drivers/char/virtio_console.c:1176)
[   51.523843][  T189]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   51.523844][  T189]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   51.523847][  T189]  ? kvm_clock_get_cycles (./arch/x86/include/asm/kvmclock.h:11 (discriminator 6) arch/x86/kernel/kvmclock.c:80 (discriminator 6) arch/x86/kernel/kvmclock.c:87 (discriminator 6))
[   51.523851][  T189]  ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004)
[   51.523853][  T189]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   51.523856][  T189]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   51.523859][  T189]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   51.523860][  T189]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   51.523862][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.523864][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.523865][  T189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.523868][  T189]  console_emit_next_record (kernel/printk/printk.c:3183)
[   51.523870][  T189]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   51.523872][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.523874][  T189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.523876][  T189]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   51.523878][  T189]  console_flush_one_record (kernel/printk/printk.c:3268)
[   51.523880][  T189]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   51.523883][  T189]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   51.523885][  T189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.523886][  T189]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   51.523888][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.523889][  T189]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   51.523891][  T189]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   51.523892][  T189]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   51.523894][  T189]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   51.523896][  T189]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   51.523898][  T189]  vprintk_emit (kernel/printk/printk.c:2479)
[   51.523902][  T189]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   51.523904][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.523905][  T189]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.523908][  T189]  _printk (kernel/printk/printk.c:2504)
[   51.523911][  T189]  ? snapshot_read.cold (user.c:?)
[   51.523913][  T189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.523915][  T189]  ? fib6_del (net/ipv6/ip6_fib.c:2069)
[   51.523919][  T189] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   51.523933][  T189] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   51.523941][  T189] br_port_carrier_check (net/bridge/br_if.c:95) bridge
[   51.523950][  T189] br_device_event (net/bridge/br.c:101) bridge
[   51.523961][  T189]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   51.523963][  T189]  ? addrconf_notify (net/ipv6/addrconf.c:3749)
[   51.523967][  T189]  notifier_call_chain (kernel/notifier.c:85)
[   51.523970][  T189]  netif_state_change (net/core/dev.c:1625)
[   51.523973][  T189]  ? dev_deactivate (net/sched/sch_generic.c:1419)
[   51.523976][  T189]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   51.523978][  T189]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   51.523980][  T189]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   51.523981][  T189]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   51.523983][  T189]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.523984][  T189]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   51.523989][  T189]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   51.523990][  T189]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   51.523992][  T189]  process_one_work (kernel/workqueue.c:3387)
[   51.523996][  T189]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   51.523998][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.523999][  T189]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   51.524002][  T189]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   51.524004][  T189]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   51.524006][  T189]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   51.524007][  T189]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   51.524009][  T189]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   51.524011][  T189]  kthread (kernel/kthread.c:436)
[   51.524012][  T189]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.524014][  T189]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   51.524015][  T189]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.524017][  T189]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   51.524019][  T189]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.524022][  T189]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   51.524024][  T189]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.750545][   T38] softirqs last disabled at (89865): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   56.750547][   T38] Preemption disabled at:
| [   56.750548][   T38] 0x0
| [   56.750558][   T38] Tainted: [W]=WARN
[   56.750559][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.750561][   T38] Workqueue: events_unbound linkwatch_event
[   56.750567][   T38] Call Trace:
[   56.750568][   T38]  <TASK>
[   56.750570][   T38]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   56.750575][   T38]  __might_resched.cold (kernel/sched/core.c:9234)
[   56.750579][   T38]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   56.750583][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.750586][   T38]  __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))
[   56.750590][   T38]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.750593][   T38]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.750596][   T38]  ? 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)
[   56.750598][   T38]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.750600][   T38]  put_chars (drivers/char/virtio_console.c:1176)
[   56.750602][   T38]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   56.750603][   T38]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   56.750606][   T38]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   56.750610][   T38]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   56.750612][   T38]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.750613][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.750615][   T38]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.750617][   T38]  console_emit_next_record (kernel/printk/printk.c:3183)
[   56.750620][   T38]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   56.750622][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.750624][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.750625][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.750627][   T38]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.750629][   T38]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   56.750631][   T38]  console_flush_one_record (kernel/printk/printk.c:3268)
[   56.750633][   T38]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   56.750636][   T38]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   56.750637][   T38]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.750639][   T38]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   56.750641][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.750642][   T38]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.750644][   T38]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   56.750645][   T38]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   56.750647][   T38]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   56.750649][   T38]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   56.750651][   T38]  vprintk_emit (kernel/printk/printk.c:2479)
[   56.750654][   T38]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   56.750656][   T38]  ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180)
[   56.750657][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.750659][   T38]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.750661][   T38]  _printk (kernel/printk/printk.c:2504)
[   56.750664][   T38]  ? snapshot_read.cold (user.c:?)
[   56.750666][   T38]  ? netif_get_link_ksettings (net/ethtool/ioctl.c:450)
[   56.750669][   T38]  ? port_cost (net/bridge/br_if.c:40) bridge
[   56.750682][   T38]  ? br_multicast_flood (??:?) bridge
[   56.750690][   T38] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   56.750698][   T38] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   56.750706][   T38] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   56.750712][   T38] br_port_carrier_check (net/bridge/br_if.c:90) bridge
[   56.750720][   T38] br_device_event (net/bridge/br.c:101) bridge
[   56.750727][   T38]  ? fib6_ifdown (net/ipv6/route.c:4976)
[   56.750731][   T38]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   56.750733][   T38]  ? addrconf_notify (net/ipv6/addrconf.c:3764)
[   56.750737][   T38]  notifier_call_chain (kernel/notifier.c:85)
[   56.750740][   T38]  netif_state_change (net/core/dev.c:1625)
[   56.750744][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   56.750746][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   56.750751][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   56.750753][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.750754][   T38]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   56.750759][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   56.750760][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   56.750762][   T38]  process_one_work (kernel/workqueue.c:3387)
[   56.750766][   T38]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   56.750768][   T38]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.750770][   T38]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.750772][   T38]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   56.750775][   T38]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   56.750776][   T38]  kthread (kernel/kthread.c:436)
[   56.750778][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.750781][   T38]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   56.750783][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.750786][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   56.750788][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.750790][   T38]  ? kthread_affine_preferred (kernel/kthread.c:857)


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
kernel_fpu_begin_mask:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__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