======================================
| [   10.465508][  T224] softirqs last disabled at (19163): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.465510][  T224] Preemption disabled at:
| [   10.465511][  T224] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.465520][  T224] Tainted: [W]=WARN
[   10.465521][  T224] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.465523][  T224] Call Trace:
[   10.465525][  T224]  <TASK>
[   10.465526][  T224]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.465532][  T224]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.465535][  T224]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.465539][  T224]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.465544][  T224]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.465549][  T224]  __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))
[   10.465552][  T224]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.465558][  T224]  ? 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)
[   10.465560][  T224]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.465564][  T224]  put_chars (drivers/char/virtio_console.c:1176)
[   10.465567][  T224]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.465568][  T224]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.465573][  T224]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.465575][  T224]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.465580][  T224]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.465583][  T224]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.465588][  T224]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.465591][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.465596][  T224]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.465600][  T224]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.465602][  T224]  ? 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))
[   10.465605][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.465608][  T224]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.465611][  T224]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.465616][  T224]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.465617][  T224]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.465623][  T224]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.465626][  T224]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.465627][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.465630][  T224]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.465633][  T224]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.465635][  T224]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.465639][  T224]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.465643][  T224]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.465648][  T224]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   10.465653][  T224]  _printk (kernel/printk/printk.c:2504)
[   10.465657][  T224]  ? snapshot_read.cold (user.c:?)
[   10.465663][  T224]  ? 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)
[   10.465667][  T224] 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
[   10.465670][  T224]  do_one_initcall (init/main.c:1357)
[   10.465673][  T224]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   10.465677][  T224]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   10.465681][  T224]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   10.465685][  T224]  do_init_module (kernel/module/main.c:3117)
[   10.465689][  T224]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.465694][  T224]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   10.465697][  T224]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   10.465701][  T224]  load_module (kernel/module/main.c:3593)
[   10.465708][  T224]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   10.465712][  T224]  ? __ia32_sys_fsconfig (??:?)
[   10.465715][  T224]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   10.465720][  T224]  ? backing_file_read_iter (fs/backing-file.c:211)
[   10.465723][  T224]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.465727][  T224]  init_module_from_file (kernel/module/main.c:3790)
[   10.465730][  T224]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   10.465739][  T224]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.465743][  T224]  ? 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)
[   10.465746][  T224]  idempotent_init_module (kernel/module/main.c:3802)
[   10.465750][  T224]  ? init_module_from_file (kernel/module/main.c:3791)
[   10.465757][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.465759][  T224]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.465765][  T224]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   10.465767][  T224]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.465771][  T224]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.465773][  T224]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.465776][  T224]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.465778][  T224] RIP: 0033:0x7f0b3a4dd37d
[   10.465781][  T224] 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
[   10.465783][  T224] RSP: 002b:00007ffe9a60abf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   10.465786][  T224] RAX: ffffffffffffffda RBX: 0000556e3567e810 RCX: 00007f0b3a4dd37d
[   10.465787][  T224] RDX: 0000000000000000 RSI: 0000556e0f57bffd RDI: 0000000000000000
[   10.465788][  T224] RBP: 00007ffe9a60ac90 R08: 0000000000000000 R09: 0000000000000000
[   10.465789][  T224] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556e0f57bffd
[   10.465790][  T224] R13: 0000556e3567e960 R14: 0000000000040000 R15: 0000000000000000
| [   22.433573][    C0]
| [   22.433573][    C0]
| [   22.433573][    C0] stack backtrace:
| [   22.433579][    C0] Tainted: [W]=WARN
[   22.433580][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.433582][    C0] Call Trace:
[   22.433584][    C0]  <IRQ>
[   22.433585][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.433589][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   22.433591][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   22.433593][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[   22.433595][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   22.433597][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   22.433599][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   22.433601][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.433603][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   22.433605][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.433608][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.433610][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   22.433612][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   22.433613][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   22.433615][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.433617][    C0]  ? 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))
[   22.433619][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.433621][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.433623][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.433625][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.433626][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.433629][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.433631][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.433632][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.433634][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.433636][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.433637][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.433639][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.433641][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.433644][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   22.433646][    C0]  _printk (kernel/printk/printk.c:2504)
[   22.433647][    C0]  ? snapshot_read.cold (user.c:?)
[   22.433649][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   22.433651][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.433653][    C0]  clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10))
[   22.433654][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   22.433656][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   22.433658][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   22.433659][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   22.433661][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   22.433665][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.433666][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.433668][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.433670][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   22.433672][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   22.433674][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   22.433676][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.433678][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   22.433681][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   22.433683][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   22.433684][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.433687][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.433688][    C0]  handle_softirqs (kernel/softirq.c:645)
[   22.433690][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.433692][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   22.433694][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   22.433695][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   22.433697][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   22.433699][    C0]  </IRQ>
[   22.433699][    C0]  <TASK>
[   22.433700][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   22.433702][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   22.433703][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   22.433706][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   22.433708][    C0] RSP: 0018:ffffffff8cc07cf8 EFLAGS: 00000296
[   22.433711][    C0] RAX: 000000000009d595 RBX: ffffffff8cc1c600 RCX: ffffffff89cf0307
[   22.433712][    C0] RDX: ffffffff8cc1c600 RSI: ffffffff8ca38af6 RDI: ffffffff8c48d8e0
[   22.433713][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   22.433714][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1980fa2
[   22.433715][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   22.433717][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   22.433719][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.433720][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   22.433722][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   22.433724][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   22.433725][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   22.433727][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   22.433729][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.433731][    C0]  do_idle (kernel/sched/idle.c:355)
[   22.433732][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   22.433734][    C0]  rest_init (init/main.c:727)
[   22.433736][    C0]  ? __cpuidle_text_end (??:?)
[   22.433738][    C0]  ? rest_init (init/main.c:727)
[   22.433740][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   22.433744][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   22.433746][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   22.433749][    C0]  start_kernel (init/main.c:1185)
[   22.433750][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   22.433752][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   22.433754][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   22.433773][    C0] softirqs last disabled at (644503): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   22.433775][    C0] Preemption disabled at:
| [   22.433775][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   22.433780][    C0] Tainted: [W]=WARN
[   22.433780][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.433781][    C0] Call Trace:
[   22.433782][    C0]  <IRQ>
[   22.433782][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.433784][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   22.433786][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.433789][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.433792][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.433794][    C0]  __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))
[   22.433796][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   22.433797][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.433799][    C0]  ? 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)
[   22.433800][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.433802][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   22.433804][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.433806][    C0]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   22.433808][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.433810][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.433812][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.433813][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.433815][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.433818][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.433819][    C0]  ? 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))
[   22.433821][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.433823][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.433825][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.433827][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.433829][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.433831][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.433833][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.433834][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.433836][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.433838][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.433839][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.433841][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.433843][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.433846][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   22.433847][    C0]  _printk (kernel/printk/printk.c:2504)
[   22.433849][    C0]  ? snapshot_read.cold (user.c:?)
[   22.433851][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   22.433852][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.433855][    C0]  clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10))
[   22.433856][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   22.433858][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   22.433860][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   22.433862][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   22.433863][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   22.433865][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.433866][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.433868][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.433870][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   22.433872][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   22.433874][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   22.433876][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.433878][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   22.433880][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   22.433882][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   22.433884][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.433885][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.433887][    C0]  handle_softirqs (kernel/softirq.c:645)
[   22.433889][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.433890][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   22.433892][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   22.433894][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   22.433895][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   22.433897][    C0]  </IRQ>
[   22.433897][    C0]  <TASK>
[   22.433898][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   22.433899][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   22.433901][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   22.433903][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   22.433904][    C0] RSP: 0018:ffffffff8cc07cf8 EFLAGS: 00000296
[   22.433905][    C0] RAX: 000000000009d595 RBX: ffffffff8cc1c600 RCX: ffffffff89cf0307
[   22.433906][    C0] RDX: ffffffff8cc1c600 RSI: ffffffff8ca38af6 RDI: ffffffff8c48d8e0
[   22.433906][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   22.433907][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1980fa2
[   22.433908][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   22.433909][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   22.433911][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.433913][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   22.433915][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   22.433916][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   22.433918][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   22.433919][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   22.433921][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.433923][    C0]  do_idle (kernel/sched/idle.c:355)
[   22.433924][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   22.433926][    C0]  rest_init (init/main.c:727)
[   22.433927][    C0]  ? __cpuidle_text_end (??:?)
[   22.433930][    C0]  ? rest_init (init/main.c:727)
[   22.433932][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   22.433934][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   22.433939][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   22.433941][    C0]  start_kernel (init/main.c:1185)
[   22.433943][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   22.433944][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable
__irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars