======================================
| [    9.640118][  T138] softirqs last disabled at (9211): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.640120][  T138] Preemption disabled at:
| [    9.640121][  T138] 0x0
| [    9.640131][  T138] Tainted: [W]=WARN
[    9.640132][  T138] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.640134][  T138] Call Trace:
[    9.640135][  T138]  <TASK>
[    9.640137][  T138]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.640144][  T138]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.640148][  T138]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.640153][  T138]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.640158][  T138]  __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))
[    9.640162][  T138]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.640168][  T138]  ? 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)
[    9.640171][  T138]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.640175][  T138]  put_chars (drivers/char/virtio_console.c:1176)
[    9.640178][  T138]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.640179][  T138]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.640184][  T138]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.640189][  T138]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.640196][  T138]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.640199][  T138]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.640201][  T138]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.640205][  T138]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.640209][  T138]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.640211][  T138]  ? 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))
[    9.640214][  T138]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.640217][  T138]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.640220][  T138]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.640225][  T138]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.640226][  T138]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.640232][  T138]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.640235][  T138]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.640237][  T138]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.640239][  T138]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.640243][  T138]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.640244][  T138]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.640248][  T138]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.640251][  T138]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.640255][  T138]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.640259][  T138]  _printk (kernel/printk/printk.c:2504)
[    9.640262][  T138]  ? snapshot_read.cold (user.c:?)
[    9.640265][  T138]  ? 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)
[    9.640268][  T138]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.640271][  T138]  ? 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)
[    9.640274][  T138]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.640278][  T138]  ? exit_notify (kernel/exit.c:780)
[    9.640279][  T138]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.640282][  T138]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.640286][  T138]  do_group_exit (kernel/exit.c:1151)
[    9.640289][  T138]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.640291][  T138]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.640293][  T138]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.640297][  T138]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.640300][  T138]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.640302][  T138] RIP: 0033:0x7f9dd26b51b8
[    9.640305][  T138] Code: Unable to access opcode bytes at 0x7f9dd26b518e.

Code starting with the faulting instruction
===========================================
[    9.640306][  T138] RSP: 002b:00007ffcce7da3a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.640308][  T138] RAX: ffffffffffffffda RBX: 00007f9dd27e5f88 RCX: 00007f9dd26b51b8
[    9.640310][  T138] RDX: 00007f9dd25f2a48 RSI: ffffffffffffffb0 RDI: 0000000000000000
[    9.640310][  T138] RBP: 00007ffcce7da400 R08: 0000000000000000 R09: 0000000000000050
[    9.640312][  T138] R10: 00007ffcce7da240 R11: 0000000000000246 R12: 0000000000000001
[    9.640312][  T138] R13: 0000000000000000 R14: 00007f9dd27e4680 R15: 00007f9dd27e5fa0
| [   13.974772][    C0]
| [   13.974773][    C0]
| [   13.974773][    C0] stack backtrace:
| [   13.974781][    C0] Tainted: [W]=WARN
[   13.974782][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.974784][    C0] Call Trace:
[   13.974786][    C0]  <IRQ>
[   13.974788][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.974793][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   13.974796][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   13.974798][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[   13.974803][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   13.974806][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   13.974809][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   13.974813][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.974815][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   13.974818][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.974823][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.974826][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   13.974829][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   13.974831][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   13.974835][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.974837][    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))
[   13.974840][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.974843][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.974846][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.974850][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.974852][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.974856][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.974859][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.974861][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.974864][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.974867][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.974869][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.974872][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.974876][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.974879][    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))
[   13.974882][    C0]  _printk (kernel/printk/printk.c:2504)
[   13.974885][    C0]  ? snapshot_read.cold (user.c:?)
[   13.974888][    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))
[   13.974890][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.974894][    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))
[   13.974896][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   13.974899][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   13.974901][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   13.974904][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   13.974907][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   13.974912][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.974914][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.974917][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.974920][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   13.974923][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   13.974927][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   13.974929][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.974933][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.974937][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   13.974940][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   13.974943][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.974946][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.974949][    C0]  handle_softirqs (kernel/softirq.c:645)
[   13.974952][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.974954][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   13.974958][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   13.974960][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   13.974962][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   13.974964][    C0]  </IRQ>
[   13.974965][    C0]  <TASK>
[   13.974966][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   13.974969][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   13.974972][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   13.974975][    C0] Code: 48 8b 3d 94 02 06 02 e8 1f 00 00 00 48 2b 05 58 03 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 17 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 02 06 02 	mov    0x2060294(%rip),%rdi        # 0x206029b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 03 a0 00 	sub    0xa00358(%rip),%rax        # 0xa0036b
  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 a6 17 00 	verw   0x17a613(%rip)        # 0x17a63b
  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
[   13.974978][    C0] RSP: 0018:ffffffffa9c07cf8 EFLAGS: 00000296
[   13.974981][    C0] RAX: 00000000000739d9 RBX: ffffffffa9c2c600 RCX: ffffffffa6afa307
[   13.974983][    C0] RDX: ffffffffa9c2c600 RSI: ffffffffa9a78e68 RDI: ffffffffa948dce0
[   13.974985][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   13.974986][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff5380fa2
[   13.974987][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   13.974990][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   13.974994][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.974996][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   13.974998][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   13.975000][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   13.975003][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   13.975005][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   13.975009][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.975011][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.975014][    C0]  do_idle (kernel/sched/idle.c:355)
[   13.975016][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   13.975019][    C0]  rest_init (init/main.c:727)
[   13.975021][    C0]  ? __cpuidle_text_end (??:?)
[   13.975025][    C0]  ? rest_init (init/main.c:727)
[   13.975027][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   13.975031][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   13.975035][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   13.975040][    C0]  start_kernel (init/main.c:1185)
[   13.975043][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   13.975046][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   13.975049][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   13.975077][    C0] softirqs last disabled at (473563): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.975080][    C0] Preemption disabled at:
| [   13.975080][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   13.975088][    C0] Tainted: [W]=WARN
[   13.975089][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.975090][    C0] Call Trace:
[   13.975091][    C0]  <IRQ>
[   13.975092][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.975095][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   13.975098][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.975102][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.975106][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.975109][    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))
[   13.975112][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.975114][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.975117][    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)
[   13.975120][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.975123][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   13.975126][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.975129][    C0]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   13.975133][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.975137][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.975140][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.975142][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.975146][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.975150][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.975152][    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))
[   13.975160][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.975163][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.975166][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.975170][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.975172][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.975176][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.975179][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.975181][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.975184][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.975187][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.975189][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.975193][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.975196][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.975200][    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))
[   13.975202][    C0]  _printk (kernel/printk/printk.c:2504)
[   13.975205][    C0]  ? snapshot_read.cold (user.c:?)
[   13.975208][    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))
[   13.975210][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.975214][    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))
[   13.975217][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   13.975219][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   13.975222][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   13.975225][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   13.975228][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   13.975231][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.975233][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.975236][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.975239][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   13.975241][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   13.975245][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   13.975248][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.975252][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.975256][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   13.975259][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   13.975261][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.975263][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.975266][    C0]  handle_softirqs (kernel/softirq.c:645)
[   13.975269][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.975271][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   13.975275][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   13.975277][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   13.975279][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   13.975281][    C0]  </IRQ>
[   13.975282][    C0]  <TASK>
[   13.975283][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   13.975286][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   13.975288][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   13.975291][    C0] Code: 48 8b 3d 94 02 06 02 e8 1f 00 00 00 48 2b 05 58 03 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 17 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 02 06 02 	mov    0x2060294(%rip),%rdi        # 0x206029b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 03 a0 00 	sub    0xa00358(%rip),%rax        # 0xa0036b
  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 a6 17 00 	verw   0x17a613(%rip)        # 0x17a63b
  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
[   13.975292][    C0] RSP: 0018:ffffffffa9c07cf8 EFLAGS: 00000296
[   13.975294][    C0] RAX: 00000000000739d9 RBX: ffffffffa9c2c600 RCX: ffffffffa6afa307
[   13.975296][    C0] RDX: ffffffffa9c2c600 RSI: ffffffffa9a78e68 RDI: ffffffffa948dce0
[   13.975297][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   13.975298][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff5380fa2
[   13.975300][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   13.975302][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   13.975306][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.975308][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   13.975310][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   13.975312][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   13.975315][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   13.975317][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   13.975320][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.975322][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.975325][    C0]  do_idle (kernel/sched/idle.c:355)
[   13.975327][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   13.975330][    C0]  rest_init (init/main.c:727)
[   13.975332][    C0]  ? __cpuidle_text_end (??:?)
[   13.975336][    C0]  ? rest_init (init/main.c:727)
[   13.975338][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   13.975341][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   13.975344][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   13.975347][    C0]  start_kernel (init/main.c:1185)
[   13.975350][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   13.975353][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   13.975356][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   21.375052][  T248] softirqs last disabled at (0): 0x0
| [   21.375054][  T248] Preemption disabled at:
| [   21.375054][  T248] vprintk_emit (kernel/printk/printk.c:2471)
| [   21.375066][  T248] Tainted: [W]=WARN
[   21.375067][  T248] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.375069][  T248] Workqueue: krds_cp_wq#1/6 rds_shutdown_worker
[   21.375076][  T248] Call Trace:
[   21.375078][  T248]  <TASK>
[   21.375080][  T248]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.375086][  T248]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   21.375088][  T248]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.375091][  T248]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.375095][  T248]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   21.375097][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.375101][  T248]  __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))
[   21.375105][  T248]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   21.375107][  T248]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.375112][  T248]  ? 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)
[   21.375113][  T248]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.375115][  T248]  put_chars (drivers/char/virtio_console.c:1176)
[   21.375117][  T248]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   21.375119][  T248]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.375121][  T248]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   21.375123][  T248]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.375127][  T248]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.375129][  T248]  ? 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)
[   21.375130][  T248]  ? vsnprintf (lib/vsprintf.c:2900)
[   21.375132][  T248]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   21.375134][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.375136][  T248]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.375138][  T248]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.375140][  T248]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.375142][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.375144][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.375146][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.375148][  T248]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.375150][  T248]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   21.375151][  T248]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.375154][  T248]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.375156][  T248]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.375162][  T248]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.375164][  T248]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.375166][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.375167][  T248]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   21.375169][  T248]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   21.375170][  T248]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   21.375172][  T248]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.375174][  T248]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.375176][  T248]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.375178][  T248]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.375180][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.375182][  T248]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   21.375185][  T248]  ? try_to_grab_pending (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 kernel/workqueue.c:2158)
[   21.375188][  T248]  __rds_conn_path_error (net/rds/connection.c:999)
[   21.375191][  T248]  ? rds_check_all_paths (net/rds/connection.c:983)
[   21.375193][  T248]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.375194][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.375197][  T248]  ? rds_conn_shutdown (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 net/rds/connection.c:401)
[   21.375198][  T248]  rds_conn_shutdown (net/rds/connection.c:401 (discriminator 1))
[   21.375200][  T248]  ? __rds_conn_path_error (net/rds/connection.c:1003)
[   21.375201][  T248]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   21.375205][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.375207][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.375209][  T248]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.375210][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.375212][  T248]  ? process_one_work (kernel/workqueue.c:3363 (discriminator 2))
[   21.375214][  T248]  process_one_work (kernel/workqueue.c:3387)
[   21.375216][  T248]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   21.375218][  T248]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   21.375220][  T248]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   21.375223][  T248]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   21.375225][  T248]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   21.375227][  T248]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   21.375229][  T248]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   21.375231][  T248]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   21.375233][  T248]  kthread (kernel/kthread.c:436)
[   21.375234][  T248]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   21.375237][  T248]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   21.375239][  T248]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.375242][  T248]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   21.375243][  T248]  ? trace_x86_fpu_regs_deactivated (./arch/x86/include/asm/trace/fpu.h:52 (discriminator 22))
[   21.375246][  T248]  ? save_fpregs_to_fpstate (arch/x86/kernel/fpu/core.c:144)
[   21.375247][  T248]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   21.375249][  T248]  ? kthread_affine_preferred (kernel/kthread.c:857)


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