======================================
| [    9.510138][  T206] softirqs last disabled at (33733): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.510140][  T206] Preemption disabled at:
| [    9.510141][  T206] 0x0
| [    9.510151][  T206] Tainted: [W]=WARN
[    9.510152][  T206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.510153][  T206] Call Trace:
[    9.510155][  T206]  <TASK>
[    9.510156][  T206]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.510163][  T206]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.510167][  T206]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.510171][  T206]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.510175][  T206]  __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))
[    9.510177][  T206]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.510184][  T206]  ? 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)
[    9.510186][  T206]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.510190][  T206]  put_chars (drivers/char/virtio_console.c:1176)
[    9.510192][  T206]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.510193][  T206]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.510197][  T206]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.510202][  T206]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.510210][  T206]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.510212][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.510214][  T206]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.510218][  T206]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.510222][  T206]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.510224][  T206]  ? 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))
[    9.510227][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.510229][  T206]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.510233][  T206]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.510237][  T206]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.510239][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.510244][  T206]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.510247][  T206]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.510249][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.510250][  T206]  ? 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)
[    9.510254][  T206]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.510256][  T206]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.510258][  T206]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.510261][  T206]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.510264][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.510268][  T206]  _printk (kernel/printk/printk.c:2504)
[    9.510271][  T206]  ? snapshot_read.cold (user.c:?)
[    9.510274][  T206]  ? 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)
[    9.510277][  T206]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.510280][  T206]  ? 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)
[    9.510283][  T206]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.510287][  T206]  ? exit_notify (kernel/exit.c:780)
[    9.510288][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.510291][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.510294][  T206]  do_group_exit (kernel/exit.c:1151)
[    9.510297][  T206]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.510299][  T206]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.510301][  T206]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.510305][  T206]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.510308][  T206]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.510310][  T206] RIP: 0033:0x7f694064b1b8
[    9.510312][  T206] Code: Unable to access opcode bytes at 0x7f694064b18e.

Code starting with the faulting instruction
===========================================
[    9.510313][  T206] RSP: 002b:00007ffd529c9e48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.510315][  T206] RAX: ffffffffffffffda RBX: 00007f694077bf88 RCX: 00007f694064b1b8
[    9.510317][  T206] RDX: 00007f6940395fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.510318][  T206] RBP: 00007ffd529c9ea0 R08: 0000000000000000 R09: 0000000000000050
[    9.510318][  T206] R10: 00007ffd529c9c60 R11: 0000000000000246 R12: 0000000000000001
[    9.510319][  T206] R13: 0000000000000000 R14: 00007f694077a680 R15: 00007f694077bfa0
| [   11.253118][  T264] softirqs last disabled at (19617): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.253120][  T264] Preemption disabled at:
| [   11.253121][  T264] 0x0
| [   11.253130][  T264] Tainted: [W]=WARN
[   11.253131][  T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.253133][  T264] Call Trace:
[   11.253134][  T264]  <TASK>
[   11.253136][  T264]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.253142][  T264]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.253147][  T264]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.253151][  T264]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.253155][  T264]  __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))
[   11.253157][  T264]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.253163][  T264]  ? 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)
[   11.253166][  T264]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.253170][  T264]  put_chars (drivers/char/virtio_console.c:1176)
[   11.253172][  T264]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.253173][  T264]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.253177][  T264]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.253182][  T264]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.253189][  T264]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.253192][  T264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.253194][  T264]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.253198][  T264]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.253202][  T264]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.253204][  T264]  ? 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))
[   11.253207][  T264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.253209][  T264]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.253212][  T264]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.253216][  T264]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.253218][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.253224][  T264]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.253226][  T264]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.253228][  T264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.253230][  T264]  ? 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)
[   11.253233][  T264]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.253235][  T264]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.253238][  T264]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.253241][  T264]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.253244][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.253247][  T264]  _printk (kernel/printk/printk.c:2504)
[   11.253251][  T264]  ? snapshot_read.cold (user.c:?)
[   11.253254][  T264]  ? 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)
[   11.253256][  T264]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.253260][  T264]  ? 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)
[   11.253263][  T264]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   11.253266][  T264]  ? exit_notify (kernel/exit.c:780)
[   11.253268][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.253270][  T264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.253274][  T264]  do_group_exit (kernel/exit.c:1151)
[   11.253276][  T264]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   11.253278][  T264]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   11.253281][  T264]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.253284][  T264]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.253287][  T264]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.253289][  T264] RIP: 0033:0x7ffaa29fb1b8
[   11.253291][  T264] Code: Unable to access opcode bytes at 0x7ffaa29fb18e.

Code starting with the faulting instruction
===========================================
[   11.253292][  T264] RSP: 002b:00007ffefe2934c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   11.253295][  T264] RAX: ffffffffffffffda RBX: 00007ffaa2b2bf88 RCX: 00007ffaa29fb1b8
[   11.253296][  T264] RDX: 00007ffaa2745fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   11.253297][  T264] RBP: 00007ffefe293520 R08: 0000000000000000 R09: 0000000000000050
[   11.253298][  T264] R10: 00007ffefe2932e0 R11: 0000000000000246 R12: 0000000000000001
[   11.253298][  T264] R13: 0000000000000000 R14: 00007ffaa2b2a680 R15: 00007ffaa2b2bfa0
| [   52.498655][    C0]
| [   52.498655][    C0]
| [   52.498655][    C0] stack backtrace:
| [   52.498662][    C0] Tainted: [W]=WARN
[   52.498663][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.498664][    C0] Call Trace:
[   52.498666][    C0]  <IRQ>
[   52.498667][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   52.498671][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   52.498674][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   52.498675][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[   52.498678][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   52.498680][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   52.498681][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   52.498684][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.498685][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   52.498688][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.498690][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.498692][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   52.498693][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   52.498695][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   52.498697][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   52.498699][    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))
[   52.498701][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.498702][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.498704][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   52.498706][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   52.498708][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.498710][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   52.498712][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   52.498714][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.498715][    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)
[   52.498717][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   52.498719][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   52.498720][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   52.498722][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   52.498724][    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))
[   52.498726][    C0]  _printk (kernel/printk/printk.c:2504)
[   52.498727][    C0]  ? snapshot_read.cold (user.c:?)
[   52.498729][    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))
[   52.498731][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.498733][    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))
[   52.498734][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   52.498736][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   52.498738][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   52.498740][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   52.498742][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   52.498744][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.498746][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.498748][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.498749][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   52.498751][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   52.498753][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   52.498755][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.498757][    C0]  ? trace_rcu_watching (./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/rcu.h:480)
[   52.498760][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   52.498763][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   52.498765][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   52.498767][    C0]  ? handle_softirqs (./arch/x86/include/asm/bitops.h:312 kernel/softirq.c:633)
[   52.498768][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.498770][    C0]  handle_softirqs (kernel/softirq.c:645)
[   52.498771][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.498773][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   52.498775][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   52.498777][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   52.498778][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   52.498780][    C0]  </IRQ>
[   52.498780][    C0]  <TASK>
[   52.498781][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   52.498783][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   52.498785][    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
[   52.498787][    C0] RSP: 0018:ffffffff99e07cf8 EFLAGS: 00000296
[   52.498789][    C0] RAX: 00000000001050f7 RBX: ffffffff99e30600 RCX: ffffffff96506247
[   52.498790][    C0] RDX: ffffffff99e30600 RSI: ffffffff99711027 RDI: ffffffff990949e0
[   52.498791][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   52.498792][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff33c0fa2
[   52.498793][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   52.498794][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   52.498797][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   52.498798][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   52.498800][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   52.498801][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   52.498803][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   52.498804][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   52.498807][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.498808][    C0]  do_idle (kernel/sched/idle.c:355)
[   52.498810][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   52.498811][    C0]  rest_init (init/main.c:727)
[   52.498813][    C0]  ? __cpuidle_text_end (??:?)
[   52.498815][    C0]  ? rest_init (init/main.c:727)
[   52.498817][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   52.498820][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   52.498822][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   52.498824][    C0]  start_kernel (init/main.c:1185)
[   52.498826][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   52.498827][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   52.498829][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   52.498847][    C0] softirqs last disabled at (1069317): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   52.498848][    C0] Preemption disabled at:
| [   52.498849][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   52.498854][    C0] Tainted: [W]=WARN
[   52.498854][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.498855][    C0] Call Trace:
[   52.498856][    C0]  <IRQ>
[   52.498856][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   52.498859][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   52.498860][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   52.498863][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   52.498866][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.498868][    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))
[   52.498869][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   52.498871][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.498873][    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)
[   52.498875][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.498877][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   52.498879][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   52.498881][    C0]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   52.498883][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   52.498886][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   52.498888][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.498889][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.498890][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   52.498893][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   52.498894][    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))
[   52.498896][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.498897][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.498899][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   52.498902][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   52.498903][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.498906][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   52.498907][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   52.498909][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.498910][    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)
[   52.498912][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   52.498914][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   52.498915][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   52.498916][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   52.498918][    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))
[   52.498920][    C0]  _printk (kernel/printk/printk.c:2504)
[   52.498921][    C0]  ? snapshot_read.cold (user.c:?)
[   52.498923][    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))
[   52.498925][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.498927][    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))
[   52.498929][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   52.498930][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   52.498932][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   52.498934][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   52.498936][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   52.498937][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.498939][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.498941][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.498942][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   52.498944][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   52.498946][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   52.498948][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.498950][    C0]  ? trace_rcu_watching (./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/rcu.h:480)
[   52.498953][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   52.498955][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   52.498957][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   52.498959][    C0]  ? handle_softirqs (./arch/x86/include/asm/bitops.h:312 kernel/softirq.c:633)
[   52.498960][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.498961][    C0]  handle_softirqs (kernel/softirq.c:645)
[   52.498963][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.498965][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   52.498967][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   52.498968][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   52.498970][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   52.498971][    C0]  </IRQ>
[   52.498972][    C0]  <TASK>
[   52.498973][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   52.498974][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   52.498975][    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
[   52.498977][    C0] RSP: 0018:ffffffff99e07cf8 EFLAGS: 00000296
[   52.498978][    C0] RAX: 00000000001050f7 RBX: ffffffff99e30600 RCX: ffffffff96506247
[   52.498979][    C0] RDX: ffffffff99e30600 RSI: ffffffff99711027 RDI: ffffffff990949e0
[   52.498979][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   52.498980][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff33c0fa2
[   52.498981][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   52.498982][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   52.498984][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   52.498986][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   52.498987][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   52.498989][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   52.498990][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   52.498992][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   52.498993][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.498995][    C0]  do_idle (kernel/sched/idle.c:355)
[   52.498996][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   52.498998][    C0]  rest_init (init/main.c:727)
[   52.498999][    C0]  ? __cpuidle_text_end (??:?)
[   52.499002][    C0]  ? rest_init (init/main.c:727)
[   52.499004][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   52.499005][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   52.499007][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   52.499008][    C0]  start_kernel (init/main.c:1185)
[   52.499010][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   52.499011][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)


Finger prints:
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
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