======================================
| [   11.627572][  T289] softirqs last disabled at (16755): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.627574][  T289] Preemption disabled at:
| [   11.627575][  T289] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.627583][  T289] Tainted: [W]=WARN
[   11.627584][  T289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.627586][  T289] Call Trace:
[   11.627587][  T289]  <TASK>
[   11.627588][  T289]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.627594][  T289]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.627596][  T289]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.627600][  T289]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.627604][  T289]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.627608][  T289]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.627610][  T289]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.627617][  T289]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.627620][  T289]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.627623][  T289]  put_chars (drivers/char/virtio_console.c:1176)
[   11.627626][  T289]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.627627][  T289]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.627630][  T289]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.627636][  T289]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.627643][  T289]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.627645][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.627647][  T289]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.627651][  T289]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.627655][  T289]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.627657][  T289]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.627660][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.627662][  T289]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.627666][  T289]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.627670][  T289]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.627672][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.627677][  T289]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.627679][  T289]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.627681][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.627683][  T289]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   11.627686][  T289]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.627688][  T289]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.627691][  T289]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.627694][  T289]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.627699][  T289]  ? exit_u32 (./include/net/pkt_cls.h:188 ./include/net/pkt_cls.h:231 net/sched/cls_u32.c:1373) cls_u32
[   11.627703][  T289]  _printk (kernel/printk/printk.c:2504)
[   11.627706][  T289]  ? snapshot_read.cold (user.c:?)
[   11.627712][  T289]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   11.627715][  T289] init_u32 (net/sched/cls_u32.c:1370) cls_u32
[   11.627719][  T289]  do_one_initcall (init/main.c:1357)
[   11.627721][  T289]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.627726][  T289]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.627728][  T289]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.627734][  T289]  do_init_module (kernel/module/main.c:3117)
[   11.627737][  T289]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.627741][  T289]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.627743][  T289]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.627747][  T289]  load_module (kernel/module/main.c:3593)
[   11.627752][  T289]  ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11))
[   11.627757][  T289]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.627760][  T289]  ? __ia32_sys_fsconfig (??:?)
[   11.627763][  T289]  ? backing_file_read_iter (fs/backing-file.c:211)
[   11.627767][  T289]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.627770][  T289]  init_module_from_file (kernel/module/main.c:3790)
[   11.627773][  T289]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   11.627780][  T289]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.627784][  T289]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.627787][  T289]  idempotent_init_module (kernel/module/main.c:3802)
[   11.627790][  T289]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.627795][  T289]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.627797][  T289]  ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769)
[   11.627803][  T289]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.627804][  T289]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.627808][  T289]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.627811][  T289]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.627813][  T289]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.627815][  T289] RIP: 0033:0x7f1a1f63037d
[   11.627818][  T289] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.627820][  T289] RSP: 002b:00007ffdf1810fb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.627823][  T289] RAX: ffffffffffffffda RBX: 00005642c19e6810 RCX: 00007f1a1f63037d
[   11.627824][  T289] RDX: 0000000000000000 RSI: 00005642c0747ffd RDI: 0000000000000000
[   11.627825][  T289] RBP: 00007ffdf1811050 R08: 0000000000000000 R09: 0000000000000000
[   11.627826][  T289] R10: 0000000000000000 R11: 0000000000000246 R12: 00005642c0747ffd
[   11.627826][  T289] R13: 00005642c19e6950 R14: 0000000000040000 R15: 0000000000000000
| [   24.002794][    C0]
| [   24.002794][    C0]
| [   24.002794][    C0] stack backtrace:
| [   24.002800][    C0] Tainted: [W]=WARN
[   24.002800][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.002802][    C0] Call Trace:
[   24.002803][    C0]  <IRQ>
[   24.002804][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.002808][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   24.002811][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   24.002812][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[   24.002815][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   24.002817][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   24.002819][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   24.002821][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.002823][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   24.002825][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.002827][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.002829][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   24.002831][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   24.002832][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   24.002835][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.002836][    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))
[   24.002838][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.002839][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.002842][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.002844][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.002846][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.002848][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.002850][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.002851][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.002853][    C0]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   24.002854][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.002856][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.002858][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.002859][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.002861][    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))
[   24.002863][    C0]  _printk (kernel/printk/printk.c:2504)
[   24.002864][    C0]  ? snapshot_read.cold (user.c:?)
[   24.002866][    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))
[   24.002868][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.002870][    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))
[   24.002871][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   24.002873][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   24.002875][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   24.002877][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   24.002879][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   24.002881][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.002883][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.002885][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.002887][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   24.002888][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   24.002891][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   24.002892][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.002895][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   24.002898][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   24.002900][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   24.002902][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.002904][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.002905][    C0]  handle_softirqs (kernel/softirq.c:645)
[   24.002907][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.002909][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   24.002911][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   24.002913][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   24.002914][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   24.002916][    C0]  </IRQ>
[   24.002916][    C0]  <TASK>
[   24.002917][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   24.002918][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   24.002920][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   24.002922][    C0] Code: 48 8b 3d 94 82 68 02 e8 1f 00 00 00 48 2b 05 58 d3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 06 0e 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 82 68 02 	mov    0x2688294(%rip),%rdi        # 0x268829b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 d3 a0 00 	sub    0xa0d358(%rip),%rax        # 0xa0d36b
  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 06 0e 00 	verw   0xe0613(%rip)        # 0xe063b
  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
[   24.002924][    C0] RSP: 0018:ffffffffb8007cf8 EFLAGS: 00000296
[   24.002926][    C0] RAX: 000000000010480f RBX: ffffffffb8030600 RCX: ffffffffb4706247
[   24.002927][    C0] RDX: ffffffffb8030600 RSI: ffffffffb7911027 RDI: ffffffffb72949e0
[   24.002928][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   24.002929][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff7000fa2
[   24.002930][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   24.002931][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   24.002933][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   24.002935][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   24.002936][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   24.002938][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   24.002939][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   24.002941][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   24.002943][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.002945][    C0]  do_idle (kernel/sched/idle.c:355)
[   24.002946][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   24.002948][    C0]  rest_init (init/main.c:727)
[   24.002950][    C0]  ? __cpuidle_text_end (??:?)
[   24.002952][    C0]  ? rest_init (init/main.c:727)
[   24.002954][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   24.002957][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   24.002958][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   24.002961][    C0]  start_kernel (init/main.c:1185)
[   24.002962][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   24.002964][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   24.002966][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   24.002983][    C0] softirqs last disabled at (1067025): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   24.002985][    C0] Preemption disabled at:
| [   24.002985][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   24.002991][    C0] Tainted: [W]=WARN
[   24.002991][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.002992][    C0] Call Trace:
[   24.002992][    C0]  <IRQ>
[   24.002993][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.002995][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   24.002997][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.003000][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.003003][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.003004][    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))
[   24.003005][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   24.003007][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.003009][    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)
[   24.003011][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.003013][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   24.003015][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.003017][    C0]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   24.003019][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.003022][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.003023][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.003024][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.003026][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.003028][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.003030][    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))
[   24.003032][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.003033][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.003035][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.003037][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.003039][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.003041][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.003043][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.003045][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.003046][    C0]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   24.003048][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.003049][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.003051][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.003052][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.003054][    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))
[   24.003056][    C0]  _printk (kernel/printk/printk.c:2504)
[   24.003057][    C0]  ? snapshot_read.cold (user.c:?)
[   24.003059][    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))
[   24.003064][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.003066][    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))
[   24.003068][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   24.003070][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   24.003071][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   24.003073][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   24.003075][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   24.003076][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.003078][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.003080][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.003081][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   24.003083][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   24.003085][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   24.003087][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.003089][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   24.003092][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   24.003094][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   24.003096][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.003097][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.003098][    C0]  handle_softirqs (kernel/softirq.c:645)
[   24.003100][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.003102][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   24.003104][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   24.003105][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   24.003107][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   24.003108][    C0]  </IRQ>
[   24.003109][    C0]  <TASK>
[   24.003109][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   24.003111][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   24.003112][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   24.003114][    C0] Code: 48 8b 3d 94 82 68 02 e8 1f 00 00 00 48 2b 05 58 d3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 06 0e 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 82 68 02 	mov    0x2688294(%rip),%rdi        # 0x268829b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 d3 a0 00 	sub    0xa0d358(%rip),%rax        # 0xa0d36b
  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 06 0e 00 	verw   0xe0613(%rip)        # 0xe063b
  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
[   24.003115][    C0] RSP: 0018:ffffffffb8007cf8 EFLAGS: 00000296
[   24.003116][    C0] RAX: 000000000010480f RBX: ffffffffb8030600 RCX: ffffffffb4706247
[   24.003117][    C0] RDX: ffffffffb8030600 RSI: ffffffffb7911027 RDI: ffffffffb72949e0
[   24.003118][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   24.003118][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff7000fa2
[   24.003119][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   24.003121][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   24.003123][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   24.003124][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   24.003126][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   24.003127][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   24.003129][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   24.003130][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   24.003132][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.003133][    C0]  do_idle (kernel/sched/idle.c:355)
[   24.003135][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   24.003136][    C0]  rest_init (init/main.c:727)
[   24.003138][    C0]  ? __cpuidle_text_end (??:?)
[   24.003140][    C0]  ? rest_init (init/main.c:727)
[   24.003142][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   24.003144][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   24.003145][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   24.003146][    C0]  start_kernel (init/main.c:1185)
[   24.003148][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   24.003150][    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:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars