======================================
| [    9.347432][  T187] softirqs last disabled at (23573): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.347434][  T187] Preemption disabled at:
| [    9.347435][  T187] 0x0
| [    9.347446][  T187] Tainted: [W]=WARN
[    9.347447][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.347448][  T187] Call Trace:
[    9.347450][  T187]  <TASK>
[    9.347451][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.347458][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.347462][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.347466][  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)
[    9.347471][  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))
[    9.347473][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.347479][  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)
[    9.347482][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.347485][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[    9.347488][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.347489][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.347494][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.347499][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.347511][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.347513][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.347515][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.347522][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.347526][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.347528][  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))
[    9.347531][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.347533][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.347537][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.347541][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.347543][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.347548][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.347551][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.347553][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.347555][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.347558][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.347560][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.347563][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.347567][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.347571][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.347574][  T187]  _printk (kernel/printk/printk.c:2504)
[    9.347578][  T187]  ? snapshot_read.cold (user.c:?)
[    9.347581][  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)
[    9.347583][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.347587][  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)
[    9.347590][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.347593][  T187]  ? exit_notify (kernel/exit.c:780)
[    9.347595][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.347598][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.347602][  T187]  do_group_exit (kernel/exit.c:1151)
[    9.347605][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.347606][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.347609][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.347612][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.347615][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.347617][  T187] RIP: 0033:0x7fdb5a68e1b8
[    9.347619][  T187] Code: Unable to access opcode bytes at 0x7fdb5a68e18e.

Code starting with the faulting instruction
===========================================
[    9.347620][  T187] RSP: 002b:00007ffdedb4e5a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.347623][  T187] RAX: ffffffffffffffda RBX: 00007fdb5a7bef88 RCX: 00007fdb5a68e1b8
[    9.347624][  T187] RDX: 00007fdb5a3d8fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.347625][  T187] RBP: 00007ffdedb4e600 R08: 0000000000000000 R09: 0000000000008010
[    9.347626][  T187] R10: 00007ffdedb4e3c0 R11: 0000000000000246 R12: 0000000000000001
[    9.347627][  T187] R13: 0000000000000000 R14: 00007fdb5a7bd680 R15: 00007fdb5a7befa0
| [   11.253246][  T261] softirqs last disabled at (24841): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.253248][  T261] Preemption disabled at:
| [   11.253248][  T261] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.253258][  T261] Tainted: [W]=WARN
[   11.253259][  T261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.253260][  T261] Call Trace:
[   11.253262][  T261]  <TASK>
[   11.253263][  T261]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.253269][  T261]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.253271][  T261]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.253276][  T261]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.253280][  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)
[   11.253285][  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))
[   11.253287][  T261]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.253293][  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)
[   11.253296][  T261]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.253299][  T261]  put_chars (drivers/char/virtio_console.c:1176)
[   11.253301][  T261]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   11.253303][  T261]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.253306][  T261]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.253309][  T261]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.253313][  T261]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.253316][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.253317][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.253322][  T261]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.253323][  T261]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.253326][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.253329][  T261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.253333][  T261]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.253337][  T261]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.253338][  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))
[   11.253341][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.253343][  T261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.253347][  T261]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.253351][  T261]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.253353][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.253358][  T261]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.253361][  T261]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.253362][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.253365][  T261]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.253368][  T261]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.253370][  T261]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.253373][  T261]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.253377][  T261]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.253382][  T261]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   11.253385][  T261]  _printk (kernel/printk/printk.c:2504)
[   11.253389][  T261]  ? snapshot_read.cold (user.c:?)
[   11.253395][  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)
[   11.253398][  T261] gre_init (gre.mod.c:?) gre
[   11.253400][  T261]  do_one_initcall (init/main.c:1357)
[   11.253403][  T261]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.253407][  T261]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.253410][  T261]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.253415][  T261]  do_init_module (kernel/module/main.c:3117)
[   11.253419][  T261]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.253423][  T261]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.253426][  T261]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.253430][  T261]  load_module (kernel/module/main.c:3593)
[   11.253437][  T261]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.253442][  T261]  ? backing_file_read_iter (fs/backing-file.c:211)
[   11.253446][  T261]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.253449][  T261]  init_module_from_file (kernel/module/main.c:3790)
[   11.253452][  T261]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   11.253460][  T261]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.253464][  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)
[   11.253467][  T261]  idempotent_init_module (kernel/module/main.c:3802)
[   11.253470][  T261]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.253476][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.253478][  T261]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.253484][  T261]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.253486][  T261]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.253490][  T261]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.253492][  T261]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.253494][  T261]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.253497][  T261] RIP: 0033:0x7f1b0265237d
[   11.253500][  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
[   11.253502][  T261] RSP: 002b:00007ffe1394f248 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.253504][  T261] RAX: ffffffffffffffda RBX: 000055acef2fad30 RCX: 00007f1b0265237d
[   11.253506][  T261] RDX: 0000000000000000 RSI: 000055acb83dbffd RDI: 0000000000000000
[   11.253507][  T261] RBP: 00007ffe1394f2e0 R08: 0000000000000000 R09: 0000000000000000
[   11.253508][  T261] R10: 0000000000000000 R11: 0000000000000246 R12: 000055acb83dbffd
[   11.253508][  T261] R13: 000055acef2facf0 R14: 0000000000040000 R15: 0000000000000000
| [   11.374621][   T12]  #10: ffffffff98e89560 (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))
| [   11.374625][   T12]
| [   11.374625][   T12] stack backtrace:
| [   11.374632][   T12] Tainted: [W]=WARN
[   11.374632][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.374634][   T12] Workqueue: ipv6_addrconf addrconf_dad_work
[   11.374638][   T12] Call Trace:
[   11.374640][   T12]  <TASK>
[   11.374642][   T12]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.374648][   T12]  lockdep_rcu_suspicious.cold (kernel/locking/lockdep.c:6938)
[   11.374654][   T12]  __might_resched (kernel/sched/core.c:9196 (discriminator 9))
[   11.374658][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.374661][   T12]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.374667][   T12]  __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))
[   11.374669][   T12]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.374675][   T12]  ? 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)
[   11.374677][   T12]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.374681][   T12]  put_chars (drivers/char/virtio_console.c:1176)
[   11.374684][   T12]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.374686][   T12]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.374692][   T12]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.374699][   T12]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.374701][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.374706][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.374710][   T12]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.374714][   T12]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.374715][   T12]  ? 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))
[   11.374719][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.374721][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.374725][   T12]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.374729][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.374731][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.374737][   T12]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.374740][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.374742][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.374744][   T12]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.374748][   T12]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.374750][   T12]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.374753][   T12]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.374757][   T12]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.374760][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.374765][   T12]  _printk (kernel/printk/printk.c:2504)
[   11.374768][   T12]  ? snapshot_read.cold (user.c:?)
[   11.374769][   T12]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   11.374775][   T12]  ? idr_get_free (??:?)
[   11.374780][   T12] ip6_tnl_xmit_ctl.cold (net/ipv6/ip6_tunnel.c:1064 (discriminator 3)) ip6_tunnel
[   11.374785][   T12] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:889) ip6_gre
[   11.374789][   T12]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.374792][   T12]  ? __gre6_xmit (./include/linux/skbuff.h:2904) ip6_gre
[   11.374794][   T12]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.374797][   T12]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.374800][   T12]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.374802][   T12]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.374805][   T12]  ? netif_skb_features (net/core/dev.c:3793 net/core/dev.c:3922)
[   11.374811][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.374813][   T12]  dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953)
[   11.374817][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.374820][   T12]  __dev_queue_xmit (net/core/dev.c:4926)
[   11.374824][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.374826][   T12]  ? ip6_ra_control (net/ipv6/ipv6_sockglue.c:78)
[   11.374831][   T12]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   11.374832][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.374835][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.374837][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.374839][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.374842][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.374845][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   11.374847][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   11.374849][   T12]  ? ___neigh_create (./include/linux/spinlock.h:407 net/core/neighbour.c:721)
[   11.374856][   T12]  ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3))
[   11.374861][   T12]  ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269)
[   11.374862][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.374865][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.374868][   T12]  ? 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))
[   11.374873][   T12]  ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221)
[   11.374877][   T12]  ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248)
[   11.374880][   T12]  ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1))
[   11.374882][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.374884][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.374886][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.374888][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   11.374893][   T12]  ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4))
[   11.374898][   T12]  ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7))
[   11.374904][   T12]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   11.374910][   T12]  addrconf_dad_completed (net/ipv6/addrconf.c:4396)
[   11.374913][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.374915][   T12]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4092 (discriminator 11))
[   11.374918][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.374920][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.374922][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.374926][   T12]  ? addrconf_dad_begin (net/ipv6/addrconf.c:4158)
[   11.374928][   T12]  addrconf_dad_begin (net/ipv6/addrconf.c:4158)
[   11.374930][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.374933][   T12]  ? addrconf_dad_completed (net/ipv6/addrconf.c:4402)
[   11.374935][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.374936][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.374938][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.374943][   T12]  addrconf_dad_work (net/ipv6/addrconf.c:4263)
[   11.374947][   T12]  ? addrconf_dad_begin (net/ipv6/addrconf.c:4180)
[   11.374950][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.374952][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.374954][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.374956][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.374960][   T12]  process_one_work (kernel/workqueue.c:3387)
[   11.374967][   T12]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   11.374970][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.374977][   T12]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   11.374985][   T12]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   11.374987][   T12]  kthread (kernel/kthread.c:436)
[   11.374989][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.374992][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   11.374995][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.374999][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   11.375002][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.375006][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   11.375008][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.929984][  T321] softirqs last disabled at (23341): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.929986][  T321] Preemption disabled at:
| [   12.929987][  T321] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.929996][  T321] Tainted: [W]=WARN
[   12.929996][  T321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.929998][  T321] Call Trace:
[   12.930000][  T321]  <TASK>
[   12.930002][  T321]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.930007][  T321]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.930009][  T321]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.930014][  T321]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.930018][  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)
[   12.930023][  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))
[   12.930025][  T321]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.930031][  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)
[   12.930034][  T321]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.930037][  T321]  put_chars (drivers/char/virtio_console.c:1176)
[   12.930039][  T321]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   12.930041][  T321]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.930044][  T321]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.930047][  T321]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.930051][  T321]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.930054][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.930055][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.930060][  T321]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.930061][  T321]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.930064][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.930067][  T321]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.930071][  T321]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.930074][  T321]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.930076][  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))
[   12.930079][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.930081][  T321]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.930085][  T321]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.930089][  T321]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.930091][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.930096][  T321]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.930098][  T321]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.930100][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.930102][  T321]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.930106][  T321]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.930107][  T321]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.930111][  T321]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.930114][  T321]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.930120][  T321]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   12.930123][  T321]  _printk (kernel/printk/printk.c:2504)
[   12.930127][  T321]  ? snapshot_read.cold (user.c:?)
[   12.930132][  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)
[   12.930135][  T321] gact_init_module (net/sched/act_gact.c:180) act_gact
[   12.930138][  T321]  do_one_initcall (init/main.c:1357)
[   12.930140][  T321]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.930145][  T321]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.930148][  T321]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.930152][  T321]  do_init_module (kernel/module/main.c:3117)
[   12.930156][  T321]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.930160][  T321]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.930163][  T321]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.930167][  T321]  load_module (kernel/module/main.c:3593)
[   12.930174][  T321]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.930178][  T321]  ? __ia32_sys_fsconfig (??:?)
[   12.930180][  T321]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   12.930184][  T321]  ? backing_file_read_iter (fs/backing-file.c:211)
[   12.930187][  T321]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.930191][  T321]  init_module_from_file (kernel/module/main.c:3790)
[   12.930194][  T321]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.930202][  T321]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.930205][  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)
[   12.930208][  T321]  idempotent_init_module (kernel/module/main.c:3802)
[   12.930212][  T321]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.930218][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.930220][  T321]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.930226][  T321]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.930228][  T321]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.930231][  T321]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.930233][  T321]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.930236][  T321]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.930238][  T321] RIP: 0033:0x7f68ba1c137d
[   12.930241][  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
[   12.930243][  T321] RSP: 002b:00007ffc61eb5be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.930246][  T321] RAX: ffffffffffffffda RBX: 000055ef338d1810 RCX: 00007f68ba1c137d
[   12.930247][  T321] RDX: 0000000000000000 RSI: 000055ef044baffd RDI: 0000000000000000
[   12.930248][  T321] RBP: 00007ffc61eb5c80 R08: 0000000000000000 R09: 0000000000000000
[   12.930249][  T321] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ef044baffd


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