======================================
| [   10.516101][  T216] softirqs last disabled at (46745): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.516103][  T216] Preemption disabled at:
| [   10.516104][  T216] 0x0
| [   10.516115][  T216] Tainted: [W]=WARN
[   10.516116][  T216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.516118][  T216] Call Trace:
[   10.516119][  T216]  <TASK>
[   10.516121][  T216]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.516127][  T216]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.516132][  T216]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.516136][  T216]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.516141][  T216]  __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))
[   10.516143][  T216]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.516150][  T216]  ? 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)
[   10.516152][  T216]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.516156][  T216]  put_chars (drivers/char/virtio_console.c:1176)
[   10.516159][  T216]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.516160][  T216]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.516165][  T216]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.516170][  T216]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.516178][  T216]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.516180][  T216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.516182][  T216]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.516186][  T216]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.516190][  T216]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.516192][  T216]  ? 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))
[   10.516195][  T216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.516197][  T216]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.516201][  T216]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.516205][  T216]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.516207][  T216]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.516212][  T216]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.516215][  T216]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.516217][  T216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.516219][  T216]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.516223][  T216]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.516225][  T216]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.516228][  T216]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.516232][  T216]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.516235][  T216]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.516239][  T216]  _printk (kernel/printk/printk.c:2504)
[   10.516243][  T216]  ? snapshot_read.cold (user.c:?)
[   10.516246][  T216]  ? 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)
[   10.516248][  T216]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.516252][  T216]  ? 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)
[   10.516255][  T216]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.516258][  T216]  ? exit_notify (kernel/exit.c:780)
[   10.516260][  T216]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.516263][  T216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.516267][  T216]  do_group_exit (kernel/exit.c:1151)
[   10.516270][  T216]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.516272][  T216]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.516274][  T216]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.516277][  T216]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.516280][  T216]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.516283][  T216] RIP: 0033:0x7f9a3cc751b8
[   10.516285][  T216] Code: Unable to access opcode bytes at 0x7f9a3cc7518e.

Code starting with the faulting instruction
===========================================
[   10.516287][  T216] RSP: 002b:00007ffd6e017328 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.516289][  T216] RAX: ffffffffffffffda RBX: 00007f9a3cda5f88 RCX: 00007f9a3cc751b8
[   10.516291][  T216] RDX: 00007f9a3c9bffc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.516291][  T216] RBP: 00007ffd6e017380 R08: 0000000000000000 R09: 0000000000008010
[   10.516292][  T216] R10: 00007ffd6e017140 R11: 0000000000000246 R12: 0000000000000001
[   10.516293][  T216] R13: 0000000000000000 R14: 00007f9a3cda4680 R15: 00007f9a3cda5fa0
| [   12.004020][  T262] softirqs last disabled at (18091): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.004022][  T262] Preemption disabled at:
| [   12.004023][  T262] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.004035][  T262] Tainted: [W]=WARN
[   12.004036][  T262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.004038][  T262] Call Trace:
[   12.004040][  T262]  <TASK>
[   12.004041][  T262]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.004047][  T262]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.004049][  T262]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.004054][  T262]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.004058][  T262]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.004063][  T262]  __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))
[   12.004065][  T262]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.004071][  T262]  ? 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)
[   12.004073][  T262]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.004076][  T262]  put_chars (drivers/char/virtio_console.c:1176)
[   12.004078][  T262]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   12.004080][  T262]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.004083][  T262]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.004086][  T262]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.004091][  T262]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.004093][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.004095][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.004099][  T262]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.004100][  T262]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.004103][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.004106][  T262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.004110][  T262]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.004114][  T262]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.004115][  T262]  ? 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))
[   12.004118][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.004121][  T262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.004124][  T262]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.004128][  T262]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.004130][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.004135][  T262]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.004138][  T262]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.004140][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.004142][  T262]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.004145][  T262]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.004147][  T262]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.004150][  T262]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.004154][  T262]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.004159][  T262]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   12.004162][  T262]  _printk (kernel/printk/printk.c:2504)
[   12.004166][  T262]  ? snapshot_read.cold (user.c:?)
[   12.004172][  T262]  ? 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)
[   12.004175][  T262] gre_init (gre.mod.c:?) gre
[   12.004177][  T262]  do_one_initcall (init/main.c:1357)
[   12.004180][  T262]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.004184][  T262]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.004187][  T262]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.004191][  T262]  do_init_module (kernel/module/main.c:3117)
[   12.004195][  T262]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.004199][  T262]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.004202][  T262]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.004206][  T262]  load_module (kernel/module/main.c:3593)
[   12.004212][  T262]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.004217][  T262]  ? backing_file_read_iter (fs/backing-file.c:211)
[   12.004221][  T262]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.004225][  T262]  init_module_from_file (kernel/module/main.c:3790)
[   12.004228][  T262]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.004235][  T262]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.004239][  T262]  ? 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)
[   12.004242][  T262]  idempotent_init_module (kernel/module/main.c:3802)
[   12.004245][  T262]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.004251][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.004253][  T262]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.004259][  T262]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.004262][  T262]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.004265][  T262]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.004267][  T262]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.004270][  T262]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.004272][  T262] RIP: 0033:0x7fa0c234d37d
[   12.004275][  T262] 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
[   12.004277][  T262] RSP: 002b:00007fffe1b3c998 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.004280][  T262] RAX: ffffffffffffffda RBX: 000055e38a9fcd30 RCX: 00007fa0c234d37d
[   12.004281][  T262] RDX: 0000000000000000 RSI: 000055e35e8b8ffd RDI: 0000000000000000
[   12.004282][  T262] RBP: 00007fffe1b3ca30 R08: 0000000000000000 R09: 0000000000000000
[   12.004283][  T262] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e35e8b8ffd
[   12.004284][  T262] R13: 000055e38a9fccf0 R14: 0000000000040000 R15: 0000000000000000
| [   12.136358][   T70]  #10: ffffffffad889560 (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))
| [   12.136362][   T70]
| [   12.136362][   T70] stack backtrace:
| [   12.136368][   T70] Tainted: [W]=WARN
[   12.136369][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.136371][   T70] Workqueue: ipv6_addrconf addrconf_dad_work
[   12.136374][   T70] Call Trace:
[   12.136376][   T70]  <TASK>
[   12.136377][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.136384][   T70]  lockdep_rcu_suspicious.cold (kernel/locking/lockdep.c:6938)
[   12.136389][   T70]  __might_resched (kernel/sched/core.c:9196 (discriminator 9))
[   12.136394][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.136397][   T70]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.136402][   T70]  __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))
[   12.136405][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.136411][   T70]  ? 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)
[   12.136413][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.136417][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[   12.136420][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.136423][   T70]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.136428][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.136435][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.136437][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.136441][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.136445][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.136449][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.136451][   T70]  ? 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))
[   12.136454][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.136456][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.136460][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.136465][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.136467][   T70]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.136472][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.136475][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.136477][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.136479][   T70]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.136483][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.136485][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.136488][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.136492][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.136495][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.136500][   T70]  _printk (kernel/printk/printk.c:2504)
[   12.136503][   T70]  ? snapshot_read.cold (user.c:?)
[   12.136504][   T70]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   12.136510][   T70]  ? idr_get_free (??:?)
[   12.136515][   T70] ip6_tnl_xmit_ctl.cold (net/ipv6/ip6_tunnel.c:1064 (discriminator 3)) ip6_tunnel
[   12.136520][   T70] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:889) ip6_gre
[   12.136524][   T70]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.136526][   T70]  ? __gre6_xmit (./include/linux/skbuff.h:2904) ip6_gre
[   12.136529][   T70]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.136532][   T70]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.136535][   T70]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.136537][   T70]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.136540][   T70]  ? netif_skb_features (net/core/dev.c:3793 net/core/dev.c:3922)
[   12.136546][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.136548][   T70]  dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953)
[   12.136552][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.136555][   T70]  __dev_queue_xmit (net/core/dev.c:4926)
[   12.136559][   T70]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.136561][   T70]  ? ip6_ra_control (net/ipv6/ipv6_sockglue.c:78)
[   12.136566][   T70]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   12.136567][   T70]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.136570][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.136572][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.136574][   T70]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.136577][   T70]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.136580][   T70]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   12.136582][   T70]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   12.136584][   T70]  ? ___neigh_create (./include/linux/spinlock.h:407 net/core/neighbour.c:721)
[   12.136591][   T70]  ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3))
[   12.136596][   T70]  ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269)
[   12.136597][   T70]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.136600][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.136603][   T70]  ? 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))
[   12.136607][   T70]  ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221)
[   12.136611][   T70]  ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248)
[   12.136614][   T70]  ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1))
[   12.136616][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.136618][   T70]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.136621][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.136623][   T70]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   12.136627][   T70]  ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4))
[   12.136632][   T70]  ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7))
[   12.136638][   T70]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   12.136644][   T70]  addrconf_dad_completed (net/ipv6/addrconf.c:4396)
[   12.136647][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.136650][   T70]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4092 (discriminator 11))
[   12.136652][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.136654][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.136656][   T70]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.136660][   T70]  ? addrconf_dad_begin (net/ipv6/addrconf.c:4158)
[   12.136662][   T70]  addrconf_dad_begin (net/ipv6/addrconf.c:4158)
[   12.136664][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.136667][   T70]  ? addrconf_dad_completed (net/ipv6/addrconf.c:4402)
[   12.136669][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.136671][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.136673][   T70]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.136677][   T70]  addrconf_dad_work (net/ipv6/addrconf.c:4263)
[   12.136681][   T70]  ? addrconf_dad_begin (net/ipv6/addrconf.c:4180)
[   12.136684][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.136686][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.136688][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.136690][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.136694][   T70]  process_one_work (kernel/workqueue.c:3387)
[   12.136701][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   12.136704][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.136711][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   12.136716][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   12.136718][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   12.136720][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   12.136723][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   12.136725][   T70]  kthread (kernel/kthread.c:436)
[   12.136727][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.136730][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   12.136732][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.136736][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   12.136740][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.136743][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   12.136746][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.810456][  T322] softirqs last disabled at (30469): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.810459][  T322] Preemption disabled at:
| [   13.810460][  T322] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.810472][  T322] Tainted: [W]=WARN
[   13.810473][  T322] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.810475][  T322] Call Trace:
[   13.810477][  T322]  <TASK>
[   13.810479][  T322]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.810486][  T322]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.810489][  T322]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.810495][  T322]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.810500][  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)
[   13.810508][  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))
[   13.810511][  T322]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.810520][  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)
[   13.810523][  T322]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.810528][  T322]  put_chars (drivers/char/virtio_console.c:1176)
[   13.810531][  T322]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   13.810534][  T322]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.810539][  T322]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.810544][  T322]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.810550][  T322]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.810554][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.810556][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.810564][  T322]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.810566][  T322]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.810571][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.810575][  T322]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.810581][  T322]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.810587][  T322]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.810590][  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))
[   13.810594][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.810598][  T322]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.810604][  T322]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.810611][  T322]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.810613][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.810622][  T322]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.810626][  T322]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.810629][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.810632][  T322]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.810638][  T322]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.810640][  T322]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.810646][  T322]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.810652][  T322]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.810661][  T322]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   13.810665][  T322]  _printk (kernel/printk/printk.c:2504)
[   13.810670][  T322]  ? snapshot_read.cold (user.c:?)
[   13.810680][  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)
[   13.810685][  T322] gact_init_module (net/sched/act_gact.c:180) act_gact
[   13.810688][  T322]  do_one_initcall (init/main.c:1357)
[   13.810692][  T322]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   13.810700][  T322]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   13.810704][  T322]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   13.810711][  T322]  do_init_module (kernel/module/main.c:3117)
[   13.810717][  T322]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.810722][  T322]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   13.810727][  T322]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   13.810734][  T322]  load_module (kernel/module/main.c:3593)
[   13.810746][  T322]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   13.810752][  T322]  ? __ia32_sys_fsconfig (??:?)
[   13.810755][  T322]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   13.810764][  T322]  ? backing_file_read_iter (fs/backing-file.c:211)
[   13.810768][  T322]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.810774][  T322]  init_module_from_file (kernel/module/main.c:3790)
[   13.810779][  T322]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   13.810793][  T322]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.810798][  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)
[   13.810803][  T322]  idempotent_init_module (kernel/module/main.c:3802)
[   13.810808][  T322]  ? init_module_from_file (kernel/module/main.c:3791)
[   13.810819][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.810822][  T322]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   13.810831][  T322]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   13.810834][  T322]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.810839][  T322]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.810842][  T322]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.810846][  T322]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.810849][  T322] RIP: 0033:0x7fb7ef66137d
[   13.810854][  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
[   13.810856][  T322] RSP: 002b:00007ffc8c548568 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   13.810860][  T322] RAX: ffffffffffffffda RBX: 000055d7e6689810 RCX: 00007fb7ef66137d
[   13.810861][  T322] RDX: 0000000000000000 RSI: 000055d7d2632ffd RDI: 0000000000000000
[   13.810863][  T322] RBP: 00007ffc8c548600 R08: 0000000000000000 R09: 0000000000000000
[   13.810864][  T322] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d7d2632ffd


Finger prints:
__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
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print