======================================
| [   10.850850][  T187] softirqs last disabled at (43473): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.850853][  T187] Preemption disabled at:
| [   10.850854][  T187] 0x0
| [   10.850864][  T187] Tainted: [W]=WARN
[   10.850864][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.850866][  T187] Call Trace:
[   10.850868][  T187]  <TASK>
[   10.850869][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.850875][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.850880][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.850884][  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)
[   10.850889][  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))
[   10.850891][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.850898][  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)
[   10.850900][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.850903][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[   10.850906][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.850908][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.850913][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.850917][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.850923][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.850926][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.850928][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.850932][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.850936][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.850938][  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))
[   10.850941][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.850943][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.850947][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.850951][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.850952][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.850957][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.850960][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.850962][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.850964][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.850968][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.850969][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.850972][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.850976][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.850979][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.850983][  T187]  _printk (kernel/printk/printk.c:2504)
[   10.850987][  T187]  ? snapshot_read.cold (user.c:?)
[   10.850989][  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)
[   10.850992][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.850995][  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)
[   10.850998][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.851002][  T187]  ? exit_notify (kernel/exit.c:780)
[   10.851004][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.851006][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.851010][  T187]  do_group_exit (kernel/exit.c:1151)
[   10.851013][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.851015][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.851017][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.851020][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.851023][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.851025][  T187] RIP: 0033:0x7f5843aa11b8
[   10.851027][  T187] Code: Unable to access opcode bytes at 0x7f5843aa118e.

Code starting with the faulting instruction
===========================================
[   10.851029][  T187] RSP: 002b:00007ffd4b0777c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.851031][  T187] RAX: ffffffffffffffda RBX: 00007f5843bd1f88 RCX: 00007f5843aa11b8
[   10.851032][  T187] RDX: 00007f58437ebfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.851033][  T187] RBP: 00007ffd4b077820 R08: 0000000000000000 R09: 0000000000008010
[   10.851034][  T187] R10: 00007ffd4b0775e0 R11: 0000000000000246 R12: 0000000000000001
[   10.851035][  T187] R13: 0000000000000000 R14: 00007f5843bd0680 R15: 00007f5843bd1fa0
| [   13.448345][  T293] softirqs last disabled at (26209): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.448348][  T293] Preemption disabled at:
| [   13.448348][  T293] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.448358][  T293] Tainted: [W]=WARN
[   13.448359][  T293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.448361][  T293] Call Trace:
[   13.448363][  T293]  <TASK>
[   13.448364][  T293]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.448370][  T293]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.448372][  T293]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.448377][  T293]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.448381][  T293]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.448386][  T293]  __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))
[   13.448389][  T293]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.448394][  T293]  ? 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)
[   13.448397][  T293]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.448401][  T293]  put_chars (drivers/char/virtio_console.c:1176)
[   13.448403][  T293]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.448405][  T293]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.448410][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.448412][  T293]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.448417][  T293]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.448419][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.448424][  T293]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.448427][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.448431][  T293]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.448435][  T293]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.448437][  T293]  ? 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))
[   13.448440][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.448442][  T293]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.448446][  T293]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.448450][  T293]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.448452][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.448457][  T293]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.448460][  T293]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.448461][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.448464][  T293]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.448467][  T293]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.448469][  T293]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.448472][  T293]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.448476][  T293]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.448481][  T293]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   13.448486][  T293]  _printk (kernel/printk/printk.c:2504)
[   13.448489][  T293]  ? snapshot_read.cold (user.c:?)
[   13.448495][  T293]  ? 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)
[   13.448498][  T293] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q
[   13.448502][  T293]  do_one_initcall (init/main.c:1357)
[   13.448504][  T293]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   13.448509][  T293]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   13.448512][  T293]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   13.448517][  T293]  do_init_module (kernel/module/main.c:3117)
[   13.448520][  T293]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.448525][  T293]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   13.448528][  T293]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   13.448532][  T293]  load_module (kernel/module/main.c:3593)
[   13.448538][  T293]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   13.448542][  T293]  ? __ia32_sys_fsconfig (??:?)
[   13.448545][  T293]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   13.448549][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.448551][  T293]  ? backing_file_read_iter (fs/backing-file.c:211)
[   13.448554][  T293]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.448558][  T293]  init_module_from_file (kernel/module/main.c:3790)
[   13.448561][  T293]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   13.448569][  T293]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.448572][  T293]  ? 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)
[   13.448575][  T293]  idempotent_init_module (kernel/module/main.c:3802)
[   13.448578][  T293]  ? init_module_from_file (kernel/module/main.c:3791)
[   13.448584][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.448587][  T293]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   13.448593][  T293]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   13.448595][  T293]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.448598][  T293]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.448600][  T293]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.448603][  T293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.448605][  T293] RIP: 0033:0x7fd750cdb37d
[   13.448609][  T293] 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
[   13.448611][  T293] RSP: 002b:00007ffd13236d48 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   13.448613][  T293] RAX: ffffffffffffffda RBX: 0000563415fbb810 RCX: 00007fd750cdb37d
[   13.448615][  T293] RDX: 0000000000000000 RSI: 00005633f1abdffd RDI: 0000000000000000
[   13.448616][  T293] RBP: 00007ffd13236de0 R08: 0000000000000000 R09: 0000000000000000
[   13.448617][  T293] R10: 0000000000000000 R11: 0000000000000246 R12: 00005633f1abdffd
[   13.448618][  T293] R13: 0000563415fbb960 R14: 0000000000040000 R15: 0000000000000000
| [   14.468643][  T329] softirqs last disabled at (25703): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   14.468645][  T329] Preemption disabled at:
| [   14.468646][  T329] 0x0
| [   14.468656][  T329] Tainted: [W]=WARN
[   14.468657][  T329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.468659][  T329] Call Trace:
[   14.468660][  T329]  <TASK>
[   14.468662][  T329]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.468668][  T329]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.468672][  T329]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.468676][  T329]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.468681][  T329]  __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))
[   14.468684][  T329]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.468689][  T329]  ? 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)
[   14.468692][  T329]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.468695][  T329]  put_chars (drivers/char/virtio_console.c:1176)
[   14.468698][  T329]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.468699][  T329]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.468704][  T329]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.468709][  T329]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.468715][  T329]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.468717][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.468719][  T329]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.468723][  T329]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.468727][  T329]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.468729][  T329]  ? 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))
[   14.468732][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.468734][  T329]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.468738][  T329]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.468742][  T329]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.468744][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.468749][  T329]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.468751][  T329]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.468753][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.468760][  T329]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.468764][  T329]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.468765][  T329]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.468769][  T329]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.468772][  T329]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.468775][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.468779][  T329]  _printk (kernel/printk/printk.c:2504)
[   14.468783][  T329]  ? snapshot_read.cold (user.c:?)
[   14.468786][  T329]  ? 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)
[   14.468788][  T329]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.468792][  T329]  ? 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)
[   14.468794][  T329]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   14.468798][  T329]  ? exit_notify (kernel/exit.c:780)
[   14.468800][  T329]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.468802][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.468806][  T329]  do_group_exit (kernel/exit.c:1151)
[   14.468809][  T329]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   14.468811][  T329]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   14.468813][  T329]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.468816][  T329]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.468819][  T329]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.468821][  T329] RIP: 0033:0x7fe6078801b8
[   14.468823][  T329] Code: Unable to access opcode bytes at 0x7fe60788018e.

Code starting with the faulting instruction
===========================================
[   14.468824][  T329] RSP: 002b:00007ffe5e7015c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   14.468827][  T329] RAX: ffffffffffffffda RBX: 00007fe6079b0f88 RCX: 00007fe6078801b8
[   14.468828][  T329] RDX: 00007fe6075cafc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   14.468829][  T329] RBP: 00007ffe5e701620 R08: 0000000000000000 R09: 0000000000000050
[   14.468830][  T329] R10: 00007ffe5e7013e0 R11: 0000000000000246 R12: 0000000000000001
[   14.468831][  T329] R13: 0000000000000000 R14: 00007fe6079af680 R15: 00007fe6079b0fa0
| [   20.642837][  T392] softirqs last disabled at (15201): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   20.642839][  T392] Preemption disabled at:
| [   20.642840][  T392] vprintk_emit (kernel/printk/printk.c:2471)
| [   20.642849][  T392] Tainted: [W]=WARN
[   20.642850][  T392] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.642852][  T392] Call Trace:
[   20.642853][  T392]  <TASK>
[   20.642855][  T392]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.642861][  T392]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   20.642863][  T392]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.642868][  T392]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.642872][  T392]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   20.642877][  T392]  __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))
[   20.642879][  T392]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.642885][  T392]  ? 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)
[   20.642887][  T392]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.642891][  T392]  put_chars (drivers/char/virtio_console.c:1176)
[   20.642893][  T392]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   20.642895][  T392]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.642898][  T392]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.642901][  T392]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.642905][  T392]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.642908][  T392]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.642909][  T392]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.642914][  T392]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.642915][  T392]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   20.642918][  T392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.642921][  T392]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.642925][  T392]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.642928][  T392]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.642930][  T392]  ? 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))
[   20.642933][  T392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.642936][  T392]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.642939][  T392]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.642943][  T392]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.642945][  T392]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.642950][  T392]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.642953][  T392]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.642955][  T392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.642957][  T392]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   20.642961][  T392]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.642962][  T392]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.642966][  T392]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.642970][  T392]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.642976][  T392]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   20.642979][  T392]  _printk (kernel/printk/printk.c:2504)
[   20.642983][  T392]  ? snapshot_read.cold (user.c:?)
[   20.642989][  T392]  ? 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)
[   20.642992][  T392] gact_init_module (net/sched/act_gact.c:180) act_gact
[   20.642995][  T392]  do_one_initcall (init/main.c:1357)
[   20.642997][  T392]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   20.643002][  T392]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   20.643005][  T392]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   20.643010][  T392]  do_init_module (kernel/module/main.c:3117)
[   20.643013][  T392]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   20.643018][  T392]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   20.643021][  T392]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   20.643025][  T392]  load_module (kernel/module/main.c:3593)
[   20.643032][  T392]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   20.643036][  T392]  ? __ia32_sys_fsconfig (??:?)
[   20.643039][  T392]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   20.643043][  T392]  ? backing_file_read_iter (fs/backing-file.c:211)
[   20.643046][  T392]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.643050][  T392]  init_module_from_file (kernel/module/main.c:3790)
[   20.643053][  T392]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   20.643061][  T392]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   20.643064][  T392]  ? 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)
[   20.643067][  T392]  idempotent_init_module (kernel/module/main.c:3802)
[   20.643070][  T392]  ? init_module_from_file (kernel/module/main.c:3791)
[   20.643077][  T392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.643079][  T392]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   20.643085][  T392]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   20.643087][  T392]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.643090][  T392]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.643092][  T392]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   20.643095][  T392]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.643097][  T392] RIP: 0033:0x7ff7ead9437d
[   20.643101][  T392] 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
[   20.643103][  T392] RSP: 002b:00007ffc79d29c08 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   20.643105][  T392] RAX: ffffffffffffffda RBX: 000055c0d2426810 RCX: 00007ff7ead9437d
[   20.643107][  T392] RDX: 0000000000000000 RSI: 000055c0bb976ffd RDI: 0000000000000000
[   20.643108][  T392] RBP: 00007ffc79d29ca0 R08: 0000000000000000 R09: 0000000000000000
[   20.643109][  T392] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c0bb976ffd


Finger prints:
__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