======================================
| [    9.751007][  T187] softirqs last disabled at (35709): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.751009][  T187] Preemption disabled at:
| [    9.751010][  T187] 0x0
| [    9.751021][  T187] Tainted: [W]=WARN
[    9.751022][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.751024][  T187] Call Trace:
[    9.751026][  T187]  <TASK>
[    9.751027][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.751034][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.751038][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.751042][  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)
[    9.751048][  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))
[    9.751050][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.751056][  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)
[    9.751059][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.751062][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[    9.751065][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.751066][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.751073][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.751082][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.751089][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.751091][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.751093][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.751098][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.751102][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.751103][  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))
[    9.751107][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.751109][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.751113][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.751118][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.751119][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.751125][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.751128][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.751130][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.751132][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.751136][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.751138][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.751141][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.751145][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.751149][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.751152][  T187]  _printk (kernel/printk/printk.c:2504)
[    9.751156][  T187]  ? snapshot_read.cold (user.c:?)
[    9.751159][  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)
[    9.751162][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.751166][  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)
[    9.751168][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.751172][  T187]  ? exit_notify (kernel/exit.c:780)
[    9.751177][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.751180][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.751184][  T187]  do_group_exit (kernel/exit.c:1151)
[    9.751187][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.751190][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.751192][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.751195][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.751199][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.751201][  T187] RIP: 0033:0x7fdb773331b8
[    9.751203][  T187] Code: Unable to access opcode bytes at 0x7fdb7733318e.

Code starting with the faulting instruction
===========================================
[    9.751204][  T187] RSP: 002b:00007fffbba5d608 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.751208][  T187] RAX: ffffffffffffffda RBX: 00007fdb77463f88 RCX: 00007fdb773331b8
[    9.751210][  T187] RDX: 00007fdb7707dfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.751211][  T187] RBP: 00007fffbba5d660 R08: 0000000000000000 R09: 0000000000008010
[    9.751213][  T187] R10: 00007fffbba5d420 R11: 0000000000000246 R12: 0000000000000001
[    9.751215][  T187] R13: 0000000000000000 R14: 00007fdb77462680 R15: 00007fdb77463fa0
| [   12.310166][  T292] softirqs last disabled at (25399): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.310168][  T292] Preemption disabled at:
| [   12.310169][  T292] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.310181][  T292] Tainted: [W]=WARN
[   12.310182][  T292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.310184][  T292] Call Trace:
[   12.310186][  T292]  <TASK>
[   12.310187][  T292]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.310193][  T292]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.310195][  T292]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.310200][  T292]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.310204][  T292]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.310209][  T292]  __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))
[   12.310211][  T292]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.310217][  T292]  ? 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)
[   12.310220][  T292]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.310223][  T292]  put_chars (drivers/char/virtio_console.c:1176)
[   12.310226][  T292]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.310228][  T292]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.310232][  T292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.310235][  T292]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.310239][  T292]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.310242][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.310247][  T292]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.310249][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.310254][  T292]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.310258][  T292]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.310260][  T292]  ? 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))
[   12.310263][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.310265][  T292]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.310269][  T292]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.310273][  T292]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.310275][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.310280][  T292]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.310283][  T292]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.310285][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.310287][  T292]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.310291][  T292]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.310292][  T292]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.310296][  T292]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.310300][  T292]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.310305][  T292]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   12.310310][  T292]  _printk (kernel/printk/printk.c:2504)
[   12.310314][  T292]  ? snapshot_read.cold (user.c:?)
[   12.310320][  T292]  ? 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)
[   12.310323][  T292] 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
[   12.310326][  T292]  do_one_initcall (init/main.c:1357)
[   12.310329][  T292]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.310333][  T292]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.310337][  T292]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.310341][  T292]  do_init_module (kernel/module/main.c:3117)
[   12.310345][  T292]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.310349][  T292]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.310352][  T292]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.310356][  T292]  load_module (kernel/module/main.c:3593)
[   12.310364][  T292]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.310367][  T292]  ? __ia32_sys_fsconfig (??:?)
[   12.310370][  T292]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   12.310374][  T292]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.310376][  T292]  ? backing_file_read_iter (fs/backing-file.c:211)
[   12.310379][  T292]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.310383][  T292]  init_module_from_file (kernel/module/main.c:3790)
[   12.310386][  T292]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.310394][  T292]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.310397][  T292]  ? 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)
[   12.310400][  T292]  idempotent_init_module (kernel/module/main.c:3802)
[   12.310404][  T292]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.310410][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.310412][  T292]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.310418][  T292]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.310420][  T292]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.310424][  T292]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.310426][  T292]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.310428][  T292]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.310431][  T292] RIP: 0033:0x7f170c58c37d
[   12.310434][  T292] 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
[   12.310436][  T292] RSP: 002b:00007ffe02090218 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.310439][  T292] RAX: ffffffffffffffda RBX: 000055692c448810 RCX: 00007f170c58c37d
[   12.310440][  T292] RDX: 0000000000000000 RSI: 00005569038a3ffd RDI: 0000000000000000
[   12.310441][  T292] RBP: 00007ffe020902b0 R08: 0000000000000000 R09: 0000000000000000
[   12.310442][  T292] R10: 0000000000000000 R11: 0000000000000246 R12: 00005569038a3ffd
[   12.310443][  T292] R13: 000055692c448960 R14: 0000000000040000 R15: 0000000000000000
| [   13.687847][  T337] softirqs last disabled at (34293): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.687849][  T337] Preemption disabled at:
| [   13.687850][  T337] 0x0
| [   13.687861][  T337] Tainted: [W]=WARN
[   13.687862][  T337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.687864][  T337] Call Trace:
[   13.687865][  T337]  <TASK>
[   13.687867][  T337]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.687873][  T337]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.687878][  T337]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.687882][  T337]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.687887][  T337]  __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))
[   13.687890][  T337]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.687896][  T337]  ? 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)
[   13.687899][  T337]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.687902][  T337]  put_chars (drivers/char/virtio_console.c:1176)
[   13.687905][  T337]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.687906][  T337]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.687911][  T337]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.687916][  T337]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.687922][  T337]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.687925][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.687927][  T337]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.687931][  T337]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.687935][  T337]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.687937][  T337]  ? 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))
[   13.687940][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.687942][  T337]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.687946][  T337]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.687950][  T337]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.687952][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.687957][  T337]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.687960][  T337]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.687962][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.687964][  T337]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.687968][  T337]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.687970][  T337]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.687973][  T337]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.687977][  T337]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.687980][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.687984][  T337]  _printk (kernel/printk/printk.c:2504)
[   13.687988][  T337]  ? snapshot_read.cold (user.c:?)
[   13.687997][  T337]  ? 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)
[   13.688001][  T337]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.688007][  T337]  ? 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)
[   13.688012][  T337]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   13.688017][  T337]  ? exit_notify (kernel/exit.c:780)
[   13.688020][  T337]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.688024][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.688028][  T337]  do_group_exit (kernel/exit.c:1151)
[   13.688031][  T337]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   13.688033][  T337]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   13.688035][  T337]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.688038][  T337]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.688041][  T337]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.688044][  T337] RIP: 0033:0x7efe9d6c71b8
[   13.688046][  T337] Code: Unable to access opcode bytes at 0x7efe9d6c718e.

Code starting with the faulting instruction
===========================================
[   13.688047][  T337] RSP: 002b:00007ffccf949588 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   13.688050][  T337] RAX: ffffffffffffffda RBX: 00007efe9d7f7f88 RCX: 00007efe9d6c71b8
[   13.688051][  T337] RDX: 00007efe9d411fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   13.688052][  T337] RBP: 00007ffccf9495e0 R08: 0000000000000000 R09: 0000000000000050
[   13.688053][  T337] R10: 00007ffccf9493a0 R11: 0000000000000246 R12: 0000000000000001
[   13.688054][  T337] R13: 0000000000000000 R14: 00007efe9d7f6680 R15: 00007efe9d7f7fa0
| [   19.676114][  T390] softirqs last disabled at (15489): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   19.676117][  T390] Preemption disabled at:
| [   19.676117][  T390] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.676127][  T390] Tainted: [W]=WARN
[   19.676127][  T390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.676129][  T390] Call Trace:
[   19.676131][  T390]  <TASK>
[   19.676132][  T390]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.676137][  T390]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.676140][  T390]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.676144][  T390]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.676148][  T390]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.676153][  T390]  __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))
[   19.676155][  T390]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.676161][  T390]  ? 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)
[   19.676163][  T390]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.676166][  T390]  put_chars (drivers/char/virtio_console.c:1176)
[   19.676168][  T390]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   19.676170][  T390]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.676175][  T390]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.676179][  T390]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.676183][  T390]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.676185][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.676187][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.676191][  T390]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.676192][  T390]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   19.676195][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.676198][  T390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.676202][  T390]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.676206][  T390]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.676207][  T390]  ? 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))
[   19.676210][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.676213][  T390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.676216][  T390]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.676220][  T390]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.676222][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.676227][  T390]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.676230][  T390]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.676232][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.676234][  T390]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.676237][  T390]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.676239][  T390]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.676242][  T390]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.676246][  T390]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.676251][  T390]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   19.676254][  T390]  _printk (kernel/printk/printk.c:2504)
[   19.676258][  T390]  ? snapshot_read.cold (user.c:?)
[   19.676264][  T390]  ? 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)
[   19.676267][  T390] gact_init_module (net/sched/act_gact.c:180) act_gact
[   19.676270][  T390]  do_one_initcall (init/main.c:1357)
[   19.676272][  T390]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   19.676277][  T390]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   19.676280][  T390]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   19.676284][  T390]  do_init_module (kernel/module/main.c:3117)
[   19.676288][  T390]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   19.676292][  T390]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   19.676295][  T390]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   19.676299][  T390]  load_module (kernel/module/main.c:3593)
[   19.676306][  T390]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   19.676310][  T390]  ? __ia32_sys_fsconfig (??:?)
[   19.676313][  T390]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.676316][  T390]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.676320][  T390]  init_module_from_file (kernel/module/main.c:3790)
[   19.676323][  T390]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   19.676330][  T390]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   19.676334][  T390]  ? 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)
[   19.676337][  T390]  idempotent_init_module (kernel/module/main.c:3802)
[   19.676340][  T390]  ? init_module_from_file (kernel/module/main.c:3791)
[   19.676346][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.676348][  T390]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   19.676355][  T390]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   19.676357][  T390]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.676360][  T390]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.676362][  T390]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.676365][  T390]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.676367][  T390] RIP: 0033:0x7f4974a1937d
[   19.676370][  T390] 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
[   19.676372][  T390] RSP: 002b:00007ffcf20b1168 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   19.676375][  T390] RAX: ffffffffffffffda RBX: 000055a0169bb810 RCX: 00007f4974a1937d
[   19.676376][  T390] RDX: 0000000000000000 RSI: 0000559ff0400ffd RDI: 0000000000000000
[   19.676377][  T390] RBP: 00007ffcf20b1200 R08: 0000000000000000 R09: 0000000000000000
[   19.676378][  T390] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559ff0400ffd


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