======================================
| [   11.022168][  T214] softirqs last disabled at (34196): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   11.022170][  T214] Preemption disabled at:
| [   11.022170][  T214] 0x0
| [   11.022180][  T214] Tainted: [W]=WARN
[   11.022181][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.022182][  T214] Call Trace:
[   11.022184][  T214]  <TASK>
[   11.022185][  T214]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.022192][  T214]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.022196][  T214]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.022200][  T214]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.022205][  T214]  __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))
[   11.022207][  T214]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.022213][  T214]  ? 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)
[   11.022216][  T214]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.022219][  T214]  put_chars (drivers/char/virtio_console.c:1176)
[   11.022221][  T214]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.022223][  T214]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.022228][  T214]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.022233][  T214]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.022243][  T214]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.022246][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.022248][  T214]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.022252][  T214]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.022256][  T214]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.022258][  T214]  ? 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))
[   11.022261][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.022263][  T214]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.022267][  T214]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.022271][  T214]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.022273][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.022278][  T214]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.022281][  T214]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.022282][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.022285][  T214]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.022288][  T214]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.022290][  T214]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.022293][  T214]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.022297][  T214]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.022300][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.022304][  T214]  _printk (kernel/printk/printk.c:2504)
[   11.022307][  T214]  ? snapshot_read.cold (user.c:?)
[   11.022310][  T214]  ? 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)
[   11.022312][  T214]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.022316][  T214]  ? 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)
[   11.022319][  T214]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   11.022322][  T214]  ? exit_notify (kernel/exit.c:780)
[   11.022324][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.022327][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.022331][  T214]  do_group_exit (kernel/exit.c:1151)
[   11.022334][  T214]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   11.022336][  T214]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   11.022338][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.022341][  T214]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.022344][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.022346][  T214] RIP: 0033:0x7fad816111b8
[   11.022348][  T214] Code: Unable to access opcode bytes at 0x7fad8161118e.

Code starting with the faulting instruction
===========================================
[   11.022349][  T214] RSP: 002b:00007ffc62cc9488 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   11.022351][  T214] RAX: ffffffffffffffda RBX: 00007fad81741f88 RCX: 00007fad816111b8
[   11.022353][  T214] RDX: 00007fad8135bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   11.022354][  T214] RBP: 00007ffc62cc94e0 R08: 0000000000000000 R09: 0000000000008010
[   11.022355][  T214] R10: 00007ffc62cc92a0 R11: 0000000000000246 R12: 0000000000000001
[   11.022355][  T214] R13: 0000000000000000 R14: 00007fad81740680 R15: 00007fad81741fa0
| [   12.504433][  T261] softirqs last disabled at (22883): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.504435][  T261] Preemption disabled at:
| [   12.504436][  T261] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.504446][  T261] Tainted: [W]=WARN
[   12.504447][  T261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.504448][  T261] Call Trace:
[   12.504450][  T261]  <TASK>
[   12.504452][  T261]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.504458][  T261]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.504460][  T261]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.504464][  T261]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.504468][  T261]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.504473][  T261]  __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))
[   12.504476][  T261]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.504482][  T261]  ? 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)
[   12.504484][  T261]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.504487][  T261]  put_chars (drivers/char/virtio_console.c:1176)
[   12.504490][  T261]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   12.504492][  T261]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.504495][  T261]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.504498][  T261]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.504502][  T261]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.504505][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.504507][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.504512][  T261]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.504513][  T261]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.504516][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.504519][  T261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.504523][  T261]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.504527][  T261]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.504529][  T261]  ? 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))
[   12.504532][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.504535][  T261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.504539][  T261]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.504543][  T261]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.504546][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.504554][  T261]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.504558][  T261]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.504561][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.504564][  T261]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.504569][  T261]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.504571][  T261]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.504574][  T261]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.504579][  T261]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.504584][  T261]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   12.504588][  T261]  _printk (kernel/printk/printk.c:2504)
[   12.504591][  T261]  ? snapshot_read.cold (user.c:?)
[   12.504598][  T261]  ? 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)
[   12.504601][  T261] gre_init (gre.mod.c:?) gre
[   12.504603][  T261]  do_one_initcall (init/main.c:1357)
[   12.504606][  T261]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.504610][  T261]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.504614][  T261]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.504618][  T261]  do_init_module (kernel/module/main.c:3117)
[   12.504622][  T261]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.504626][  T261]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.504629][  T261]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.504633][  T261]  load_module (kernel/module/main.c:3593)
[   12.504640][  T261]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.504645][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.504648][  T261]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.504651][  T261]  init_module_from_file (kernel/module/main.c:3790)
[   12.504655][  T261]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.504663][  T261]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.504666][  T261]  ? 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)
[   12.504669][  T261]  idempotent_init_module (kernel/module/main.c:3802)
[   12.504673][  T261]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.504679][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.504681][  T261]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.504690][  T261]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.504698][  T261]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.504703][  T261]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.504705][  T261]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.504707][  T261]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.504710][  T261] RIP: 0033:0x7f463d8b937d
[   12.504714][  T261] 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
[   12.504716][  T261] RSP: 002b:00007ffdcd4d7998 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.504719][  T261] RAX: ffffffffffffffda RBX: 0000558196989d30 RCX: 00007f463d8b937d
[   12.504720][  T261] RDX: 0000000000000000 RSI: 000055817125affd RDI: 0000000000000000
[   12.504721][  T261] RBP: 00007ffdcd4d7a30 R08: 0000000000000000 R09: 0000000000000000
[   12.504722][  T261] R10: 0000000000000000 R11: 0000000000000246 R12: 000055817125affd
[   12.504722][  T261] R13: 0000558196989cf0 R14: 0000000000040000 R15: 0000000000000000
| [   12.647052][   T69]  #10: ffffffff92089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
| [   12.647056][   T69]
| [   12.647056][   T69] stack backtrace:
| [   12.647062][   T69] Tainted: [W]=WARN
[   12.647063][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.647065][   T69] Workqueue: ipv6_addrconf addrconf_dad_work
[   12.647069][   T69] Call Trace:
[   12.647071][   T69]  <TASK>
[   12.647073][   T69]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.647080][   T69]  lockdep_rcu_suspicious.cold (kernel/locking/lockdep.c:6938)
[   12.647086][   T69]  __might_resched (kernel/sched/core.c:9196 (discriminator 9))
[   12.647090][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.647094][   T69]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.647099][   T69]  __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))
[   12.647102][   T69]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.647108][   T69]  ? 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)
[   12.647111][   T69]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.647114][   T69]  put_chars (drivers/char/virtio_console.c:1176)
[   12.647117][   T69]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[   12.647119][   T69]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.647122][   T69]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.647128][   T69]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.647135][   T69]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.647138][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.647142][   T69]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.647147][   T69]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.647152][   T69]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.647153][   T69]  ? 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))
[   12.647157][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.647160][   T69]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.647165][   T69]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.647170][   T69]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.647172][   T69]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.647178][   T69]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.647181][   T69]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.647183][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.647186][   T69]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.647190][   T69]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.647192][   T69]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.647196][   T69]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.647200][   T69]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.647203][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.647207][   T69]  _printk (kernel/printk/printk.c:2504)
[   12.647210][   T69]  ? snapshot_read.cold (user.c:?)
[   12.647212][   T69]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   12.647218][   T69]  ? idr_get_free (??:?)
[   12.647223][   T69] ip6_tnl_xmit_ctl.cold (net/ipv6/ip6_tunnel.c:1064 (discriminator 3)) ip6_tunnel
[   12.647229][   T69] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:888) ip6_gre
[   12.647235][   T69]  ? __gre6_xmit (./include/linux/skbuff.h:2904) ip6_gre
[   12.647238][   T69]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.647244][   T69]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.647247][   T69]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.647250][   T69]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.647252][   T69]  ? netif_skb_features (net/core/dev.c:3793 net/core/dev.c:3922)
[   12.647260][   T69]  dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953)
[   12.647264][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.647268][   T69]  __dev_queue_xmit (net/core/dev.c:4926)
[   12.647271][   T69]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.647273][   T69]  ? ipv6_set_opt_hdr (net/ipv6/ipv6_sockglue.c:343 (discriminator 1))
[   12.647279][   T69]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   12.647281][   T69]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.647284][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.647286][   T69]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.647288][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.647292][   T69]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.647294][   T69]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   12.647297][   T69]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   12.647299][   T69]  ? ___neigh_create (./include/linux/spinlock.h:407 net/core/neighbour.c:721)
[   12.647306][   T69]  ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3))
[   12.647311][   T69]  ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269)
[   12.647313][   T69]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.647316][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.647319][   T69]  ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2))
[   12.647324][   T69]  ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221)
[   12.647328][   T69]  ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248)
[   12.647332][   T69]  ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1))
[   12.647334][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.647336][   T69]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.647339][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.647340][   T69]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   12.647345][   T69]  ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4))
[   12.647350][   T69]  ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7))
[   12.647358][   T69]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   12.647364][   T69]  addrconf_dad_completed (net/ipv6/addrconf.c:4396)
[   12.647367][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.647370][   T69]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4092 (discriminator 11))
[   12.647373][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.647374][   T69]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.647377][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.647381][   T69]  ? addrconf_dad_begin (net/ipv6/addrconf.c:4158)
[   12.647383][   T69]  addrconf_dad_begin (net/ipv6/addrconf.c:4158)
[   12.647385][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.647389][   T69]  ? addrconf_dad_completed (net/ipv6/addrconf.c:4402)
[   12.647391][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.647393][   T69]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.647395][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.647400][   T69]  addrconf_dad_work (net/ipv6/addrconf.c:4263)
[   12.647404][   T69]  ? addrconf_dad_begin (net/ipv6/addrconf.c:4180)
[   12.647408][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.647410][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.647412][   T69]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.647414][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.647419][   T69]  process_one_work (kernel/workqueue.c:3387)
[   12.647426][   T69]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   12.647430][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.647438][   T69]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   12.647443][   T69]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   12.647445][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   12.647448][   T69]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   12.647451][   T69]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   12.647453][   T69]  kthread (kernel/kthread.c:436)
[   12.647455][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.647458][   T69]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   12.647461][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.647466][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   12.647469][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.647473][   T69]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   12.647477][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.396436][  T322] softirqs last disabled at (14979): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   14.396438][  T322] Preemption disabled at:
| [   14.396439][  T322] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.396448][  T322] Tainted: [W]=WARN
[   14.396449][  T322] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.396451][  T322] Call Trace:
[   14.396452][  T322]  <TASK>
[   14.396454][  T322]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.396459][  T322]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.396461][  T322]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.396466][  T322]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.396470][  T322]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.396475][  T322]  __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))
[   14.396477][  T322]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.396482][  T322]  ? 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)
[   14.396485][  T322]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.396488][  T322]  put_chars (drivers/char/virtio_console.c:1176)
[   14.396490][  T322]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   14.396492][  T322]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.396495][  T322]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.396498][  T322]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.396502][  T322]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.396505][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.396506][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.396511][  T322]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.396512][  T322]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   14.396515][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.396518][  T322]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.396522][  T322]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.396525][  T322]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.396527][  T322]  ? 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))
[   14.396530][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.396532][  T322]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.396536][  T322]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.396540][  T322]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.396542][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.396547][  T322]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.396550][  T322]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.396551][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.396554][  T322]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.396557][  T322]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.396559][  T322]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.396562][  T322]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.396566][  T322]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.396571][  T322]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   14.396574][  T322]  _printk (kernel/printk/printk.c:2504)
[   14.396577][  T322]  ? snapshot_read.cold (user.c:?)
[   14.396583][  T322]  ? 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)
[   14.396586][  T322] gact_init_module (net/sched/act_gact.c:180) act_gact
[   14.396589][  T322]  do_one_initcall (init/main.c:1357)
[   14.396592][  T322]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   14.396596][  T322]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   14.396599][  T322]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   14.396603][  T322]  do_init_module (kernel/module/main.c:3117)
[   14.396607][  T322]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   14.396611][  T322]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   14.396614][  T322]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   14.396618][  T322]  load_module (kernel/module/main.c:3593)
[   14.396625][  T322]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   14.396628][  T322]  ? __ia32_sys_fsconfig (??:?)
[   14.396631][  T322]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.396634][  T322]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.396638][  T322]  init_module_from_file (kernel/module/main.c:3790)
[   14.396641][  T322]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   14.396648][  T322]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.396652][  T322]  ? 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)
[   14.396655][  T322]  idempotent_init_module (kernel/module/main.c:3802)
[   14.396658][  T322]  ? init_module_from_file (kernel/module/main.c:3791)
[   14.396664][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.396666][  T322]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   14.396672][  T322]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   14.396674][  T322]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.396678][  T322]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.396680][  T322]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.396682][  T322]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.396685][  T322] RIP: 0033:0x7fb77c2e937d
[   14.396688][  T322] 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
[   14.396690][  T322] RSP: 002b:00007ffcc9097f08 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   14.396697][  T322] RAX: ffffffffffffffda RBX: 000055a73d819810 RCX: 00007fb77c2e937d
[   14.396698][  T322] RDX: 0000000000000000 RSI: 000055a72c799ffd RDI: 0000000000000000
[   14.396699][  T322] RBP: 00007ffcc9097fa0 R08: 0000000000000000 R09: 0000000000000000
[   14.396700][  T322] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a72c799ffd
[   14.396701][  T322] R13: 000055a73d819960 R14: 0000000000040000 R15: 0000000000000000
| [  147.156361][  T518] softirqs last disabled at (25749): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [  147.156364][  T518] Preemption disabled at:
| [  147.156365][  T518] 0x0
| [  147.156379][  T518] Tainted: [W]=WARN
[  147.156380][  T518] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.156383][  T518] Call Trace:
[  147.156385][  T518]  <TASK>
[  147.156388][  T518]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  147.156397][  T518]  __might_resched.cold (kernel/sched/core.c:9234)
[  147.156404][  T518]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  147.156410][  T518]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  147.156417][  T518]  __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))
[  147.156421][  T518]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  147.156430][  T518]  ? 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)
[  147.156434][  T518]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  147.156440][  T518]  put_chars (drivers/char/virtio_console.c:1176)
[  147.156444][  T518]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  147.156446][  T518]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  147.156453][  T518]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  147.156463][  T518]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  147.156475][  T518]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  147.156478][  T518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.156482][  T518]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  147.156490][  T518]  console_emit_next_record (kernel/printk/printk.c:3183)
[  147.156496][  T518]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  147.156499][  T518]  ? 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))
[  147.156505][  T518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.156509][  T518]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  147.156516][  T518]  console_flush_one_record (kernel/printk/printk.c:3268)
[  147.156524][  T518]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  147.156527][  T518]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  147.156537][  T518]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  147.156541][  T518]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  147.156544][  T518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.156548][  T518]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  147.156554][  T518]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  147.156557][  T518]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  147.156563][  T518]  vprintk_emit (kernel/printk/printk.c:2479)
[  147.156569][  T518]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  147.156575][  T518]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  147.156582][  T518]  _printk (kernel/printk/printk.c:2504)
[  147.156587][  T518]  ? snapshot_read.cold (user.c:?)
[  147.156592][  T518]  ? 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)
[  147.156596][  T518]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  147.156603][  T518]  ? 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)
[  147.156608][  T518]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[  147.156614][  T518]  ? exit_notify (kernel/exit.c:780)
[  147.156617][  T518]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  147.156621][  T518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.156629][  T518]  do_group_exit (kernel/exit.c:1151)
[  147.156634][  T518]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[  147.156637][  T518]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[  147.156641][  T518]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  147.156645][  T518]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  147.156651][  T518]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  147.156654][  T518] RIP: 0033:0x7f6edc8071b8
[  147.156658][  T518] Code: Unable to access opcode bytes at 0x7f6edc80718e.

Code starting with the faulting instruction
===========================================
[  147.156659][  T518] RSP: 002b:00007ffe8b2e90d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[  147.156663][  T518] RAX: ffffffffffffffda RBX: 00007f6edc937f88 RCX: 00007f6edc8071b8
[  147.156665][  T518] RDX: 00007f6edc551fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[  147.156667][  T518] RBP: 00007ffe8b2e9130 R08: 0000000000000000 R09: 0000000000000050
[  147.156668][  T518] R10: 00007ffe8b2e8ef0 R11: 0000000000000246 R12: 0000000000000001


Finger prints:
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__might_resched:__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print