======================================
| [   14.851517][  T384] softirqs last disabled at (26541): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   14.851520][  T384] Preemption disabled at:
| [   14.851520][  T384] 0x0
| [   14.851530][  T384] Tainted: [W]=WARN
[   14.851531][  T384] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.851533][  T384] Call Trace:
[   14.851535][  T384]  <TASK>
[   14.851536][  T384]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.851543][  T384]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.851547][  T384]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.851551][  T384]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.851556][  T384]  __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))
[   14.851557][  T384]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.851564][  T384]  ? 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)
[   14.851567][  T384]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.851570][  T384]  put_chars (drivers/char/virtio_console.c:1176)
[   14.851573][  T384]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.851574][  T384]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.851577][  T384]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.851583][  T384]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.851590][  T384]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.851593][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.851595][  T384]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.851599][  T384]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.851603][  T384]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.851604][  T384]  ? 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))
[   14.851608][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.851609][  T384]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.851613][  T384]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.851617][  T384]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.851619][  T384]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.851624][  T384]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.851627][  T384]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.851629][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.851631][  T384]  ? 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)
[   14.851634][  T384]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.851636][  T384]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.851639][  T384]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.851642][  T384]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.851645][  T384]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.851648][  T384]  _printk (kernel/printk/printk.c:2504)
[   14.851652][  T384]  ? snapshot_read.cold (user.c:?)
[   14.851655][  T384]  ? 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)
[   14.851657][  T384]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.851661][  T384]  ? 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)
[   14.851664][  T384]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   14.851667][  T384]  ? exit_notify (kernel/exit.c:780)
[   14.851669][  T384]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.851671][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.851678][  T384]  do_group_exit (kernel/exit.c:1151)
[   14.851681][  T384]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   14.851683][  T384]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   14.851686][  T384]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.851690][  T384]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.851693][  T384]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.851695][  T384] RIP: 0033:0x7f21ea81f1b8
[   14.851697][  T384] Code: Unable to access opcode bytes at 0x7f21ea81f18e.

Code starting with the faulting instruction
===========================================
[   14.851698][  T384] RSP: 002b:00007ffccdc2b358 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   14.851700][  T384] RAX: ffffffffffffffda RBX: 00007f21ea94ff88 RCX: 00007f21ea81f1b8
[   14.851702][  T384] RDX: 00007f21ea75ca48 RSI: ffffffffffffffb0 RDI: 0000000000000000
[   14.851703][  T384] RBP: 00007ffccdc2b3b0 R08: 0000000000000000 R09: 0000000000000020
[   14.851703][  T384] R10: 00007ffccdc2b1f0 R11: 0000000000000246 R12: 0000000000000001
[   14.851704][  T384] R13: 0000000000000000 R14: 00007f21ea94e680 R15: 00007f21ea94ffa0
| [   17.496148][    C0]
| [   17.496148][    C0]
| [   17.496148][    C0] stack backtrace:
| [   17.496154][    C0] Tainted: [W]=WARN
[   17.496155][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.496157][    C0] Call Trace:
[   17.496158][    C0]  <IRQ>
[   17.496159][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.496163][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   17.496166][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   17.496168][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[   17.496170][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   17.496172][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   17.496174][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   17.496176][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.496178][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   17.496180][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.496182][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.496184][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   17.496186][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   17.496187][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   17.496189][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.496191][    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))
[   17.496193][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.496194][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.496196][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.496198][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.496200][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.496203][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.496204][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.496206][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.496207][    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)
[   17.496209][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.496211][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.496212][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.496214][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.496216][    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))
[   17.496217][    C0]  _printk (kernel/printk/printk.c:2504)
[   17.496219][    C0]  ? snapshot_read.cold (user.c:?)
[   17.496221][    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))
[   17.496222][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.496225][    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))
[   17.496226][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   17.496228][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   17.496230][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   17.496232][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   17.496233][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   17.496236][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.496238][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.496240][    C0]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   17.496242][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   17.496244][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   17.496246][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   17.496248][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.496251][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   17.496253][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   17.496256][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   17.496257][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.496258][    C0]  handle_softirqs (kernel/softirq.c:645)
[   17.496260][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.496262][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   17.496264][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   17.496266][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   17.496267][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   17.496268][    C0]  </IRQ>
[   17.496269][    C0]  <TASK>
[   17.496270][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   17.496271][    C0] RIP: 0010:lock_release (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./arch/x86/include/asm/irqflags.h:159 kernel/locking/lockdep.c:5933 kernel/locking/lockdep.c:5916)
[   17.496274][    C0] Code: 6f ed 04 83 f8 01 0f 85 fc 00 00 00 9c 58 f6 c4 02 0f 85 11 01 00 00 41 f7 c7 00 02 00 00 0f 84 c7 00 00 00 fb 4c 8b 7c 24 18 <48> 8b 5c 24 08 4c 8b 74 24 10 48 83 c4 20 c3 65 8b 05 b6 2a ed 04
All code
========
   0:	6f                   	outsl  (%rsi),(%dx)
   1:	ed                   	in     (%dx),%eax
   2:	04 83                	add    $0x83,%al
   4:	f8                   	clc
   5:	01 0f                	add    %ecx,(%rdi)
   7:	85 fc                	test   %edi,%esp
   9:	00 00                	add    %al,(%rax)
   b:	00 9c 58 f6 c4 02 0f 	add    %bl,0xf02c4f6(%rax,%rbx,2)
  12:	85 11                	test   %edx,(%rcx)
  14:	01 00                	add    %eax,(%rax)
  16:	00 41 f7             	add    %al,-0x9(%rcx)
  19:	c7 00 02 00 00 0f    	movl   $0xf000002,(%rax)
  1f:	84 c7                	test   %al,%bh
  21:	00 00                	add    %al,(%rax)
  23:	00 fb                	add    %bh,%bl
  25:	4c 8b 7c 24 18       	mov    0x18(%rsp),%r15
  2a:*	48 8b 5c 24 08       	mov    0x8(%rsp),%rbx		<-- trapping instruction
  2f:	4c 8b 74 24 10       	mov    0x10(%rsp),%r14
  34:	48 83 c4 20          	add    $0x20,%rsp
  38:	c3                   	ret
  39:	65 8b 05 b6 2a ed 04 	mov    %gs:0x4ed2ab6(%rip),%eax        # 0x4ed2af6

Code starting with the faulting instruction
===========================================
   0:	48 8b 5c 24 08       	mov    0x8(%rsp),%rbx
   5:	4c 8b 74 24 10       	mov    0x10(%rsp),%r14
   a:	48 83 c4 20          	add    $0x20,%rsp
   e:	c3                   	ret
   f:	65 8b 05 b6 2a ed 04 	mov    %gs:0x4ed2ab6(%rip),%eax        # 0x4ed2acc
[   17.496275][    C0] RSP: 0018:ffa0000002517810 EFLAGS: 00000206
[   17.496277][    C0] RAX: 0000000000000046 RBX: ffffffffaff94c00 RCX: 0000000000000001
[   17.496279][    C0] RDX: 0000000000000000 RSI: ffffffffaf4f9f03 RDI: ffffffffaee949e0
[   17.496280][    C0] RBP: ffa0000002517b60 R08: ffffffffb0ce16a4 R09: ffffffffb0a69c74
[   17.496280][    C0] R10: 0000000000000000 R11: 0000000000000008 R12: ffa0000002517b01
[   17.496281][    C0] R13: ffa0000002517938 R14: ffffffffac169c11 R15: ff11000001032400
[   17.496282][    C0]  ? unwind_next_frame (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   17.496285][    C0]  unwind_next_frame (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   17.496286][    C0]  ? free_to_partial_list (mm/slub.c:5627)
[   17.496289][    C0]  ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55)
[   17.496291][    C0]  ? __unwind_start (arch/x86/kernel/unwind_orc.c:787)
[   17.496292][    C0]  ? write_profile (profile.c:?)
[   17.496294][    C0]  arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   17.496295][    C0]  ? qlist_free_all (mm/kasan/quarantine.c:163 (discriminator 2) mm/kasan/quarantine.c:179 (discriminator 2))
[   17.496297][    C0]  stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   17.496299][    C0]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   17.496301][    C0]  set_track_prepare (mm/slub.c:1074)
[   17.496304][    C0]  free_to_partial_list (mm/slub.c:5627)
[   17.496306][    C0]  ? qlist_free_all (mm/kasan/quarantine.c:163 (discriminator 2) mm/kasan/quarantine.c:179 (discriminator 2))
[   17.496308][    C0]  qlist_free_all (mm/kasan/quarantine.c:163 (discriminator 2) mm/kasan/quarantine.c:179 (discriminator 2))
[   17.496309][    C0]  kasan_quarantine_reduce (mm/kasan/quarantine.c:286)
[   17.496311][    C0]  __kasan_slab_alloc (mm/kasan/common.c:350)
[   17.496313][    C0]  kmem_cache_alloc_noprof (./include/linux/kasan.h:253 mm/slub.c:4683 mm/slub.c:4996 mm/slub.c:5010)
[   17.496314][    C0]  ? fuse_request_alloc (fs/fuse/dev.c:48 (discriminator 7))
[   17.496316][    C0]  fuse_request_alloc (fs/fuse/dev.c:48 (discriminator 7))
[   17.496318][    C0]  fuse_chan_send (fs/fuse/dev.c:827)
[   17.496320][    C0]  fuse_file_put (fs/fuse/fuse_i.h:1012 fs/fuse/file.c:115 fs/fuse/file.c:101)
[   17.496322][    C0]  ? fuse_file_release (fs/fuse/file.c:360)
[   17.496323][    C0]  fuse_release (fs/fuse/file.c:393 (discriminator 1) fs/fuse/file.c:408 (discriminator 1))
[   17.496325][    C0]  ? security_file_release (security/security.c:2424 (discriminator 10))
[   17.496327][    C0]  __fput (fs/file_table.c:512)
[   17.496329][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.496331][    C0]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3206 (discriminator 6))
[   17.496333][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.496336][    C0]  task_work_run (kernel/task_work.c:233)
[   17.496337][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.496339][    C0]  ? task_work_cancel (kernel/task_work.c:190)
[   17.496340][    C0]  ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626)
[   17.496342][    C0]  do_exit (./include/linux/task_work.h:40 kernel/exit.c:1008)
[   17.496343][    C0]  ? exit_notify (kernel/exit.c:780)
[   17.496344][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.496346][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.496348][    C0]  do_group_exit (kernel/exit.c:1151)
[   17.496349][    C0]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   17.496350][    C0]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   17.496352][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.496354][    C0]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.496355][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.496357][    C0] RIP: 0033:0x7f1f467861b8
[   17.496359][    C0] Code: Unable to access opcode bytes at 0x7f1f4678618e.

Code starting with the faulting instruction
===========================================
[   17.496360][    C0] RSP: 002b:00007ffd390322a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   17.496361][    C0] RAX: ffffffffffffffda RBX: 00007f1f468b6f88 RCX: 00007f1f467861b8
[   17.496362][    C0] RDX: 00007f1f466c3a48 RSI: ffffffffffffffb0 RDI: 0000000000000001
[   17.496363][    C0] RBP: 00007ffd39032300 R08: 0000000000000000 R09: 0000000000000020
[   17.496363][    C0] R10: 00007ffd39032140 R11: 0000000000000246 R12: 0000000000000001
[   17.496364][    C0] R13: 0000000000000001 R14: 00007f1f468b5680 R15: 00007f1f468b6fa0
| [   17.496382][    C0] softirqs last disabled at (36777): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   17.496383][    C0] Preemption disabled at:
| [   17.496384][    C0] handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1))
| [   17.496388][    C0] Tainted: [W]=WARN
[   17.496389][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.496389][    C0] Call Trace:
[   17.496390][    C0]  <IRQ>
[   17.496390][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.496392][    C0]  ? handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1))
[   17.496394][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.496397][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.496400][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.496401][    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))
[   17.496402][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   17.496404][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.496406][    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)
[   17.496408][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.496411][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   17.496412][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.496414][    C0]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   17.496416][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.496419][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.496421][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.496422][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.496423][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.496426][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.496427][    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))
[   17.496429][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.496430][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.496432][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.496435][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.496436][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.496439][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.496441][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.496442][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.496443][    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)
[   17.496445][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.496447][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.496448][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.496450][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.496451][    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))
[   17.496453][    C0]  _printk (kernel/printk/printk.c:2504)
[   17.496455][    C0]  ? snapshot_read.cold (user.c:?)
[   17.496456][    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))
[   17.496458][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.496460][    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))
[   17.496462][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   17.496463][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   17.496465][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   17.496467][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   17.496469][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   17.496470][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.496472][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.496473][    C0]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   17.496475][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   17.496477][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   17.496479][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   17.496481][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.496484][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   17.496486][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   17.496488][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   17.496490][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.496491][    C0]  handle_softirqs (kernel/softirq.c:645)
[   17.496493][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.496494][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   17.496499][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   17.496500][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   17.496502][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   17.496503][    C0]  </IRQ>
[   17.496504][    C0]  <TASK>
[   17.496504][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   17.496506][    C0] RIP: 0010:lock_release (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./arch/x86/include/asm/irqflags.h:159 kernel/locking/lockdep.c:5933 kernel/locking/lockdep.c:5916)
[   17.496507][    C0] Code: 6f ed 04 83 f8 01 0f 85 fc 00 00 00 9c 58 f6 c4 02 0f 85 11 01 00 00 41 f7 c7 00 02 00 00 0f 84 c7 00 00 00 fb 4c 8b 7c 24 18 <48> 8b 5c 24 08 4c 8b 74 24 10 48 83 c4 20 c3 65 8b 05 b6 2a ed 04
All code
========
   0:	6f                   	outsl  (%rsi),(%dx)
   1:	ed                   	in     (%dx),%eax
   2:	04 83                	add    $0x83,%al
   4:	f8                   	clc
   5:	01 0f                	add    %ecx,(%rdi)
   7:	85 fc                	test   %edi,%esp
   9:	00 00                	add    %al,(%rax)
   b:	00 9c 58 f6 c4 02 0f 	add    %bl,0xf02c4f6(%rax,%rbx,2)
  12:	85 11                	test   %edx,(%rcx)
  14:	01 00                	add    %eax,(%rax)
  16:	00 41 f7             	add    %al,-0x9(%rcx)
  19:	c7 00 02 00 00 0f    	movl   $0xf000002,(%rax)
  1f:	84 c7                	test   %al,%bh
  21:	00 00                	add    %al,(%rax)
  23:	00 fb                	add    %bh,%bl
  25:	4c 8b 7c 24 18       	mov    0x18(%rsp),%r15
  2a:*	48 8b 5c 24 08       	mov    0x8(%rsp),%rbx		<-- trapping instruction
  2f:	4c 8b 74 24 10       	mov    0x10(%rsp),%r14
  34:	48 83 c4 20          	add    $0x20,%rsp
  38:	c3                   	ret
  39:	65 8b 05 b6 2a ed 04 	mov    %gs:0x4ed2ab6(%rip),%eax        # 0x4ed2af6

Code starting with the faulting instruction
===========================================
   0:	48 8b 5c 24 08       	mov    0x8(%rsp),%rbx
   5:	4c 8b 74 24 10       	mov    0x10(%rsp),%r14
   a:	48 83 c4 20          	add    $0x20,%rsp
   e:	c3                   	ret
   f:	65 8b 05 b6 2a ed 04 	mov    %gs:0x4ed2ab6(%rip),%eax        # 0x4ed2acc
[   17.496508][    C0] RSP: 0018:ffa0000002517810 EFLAGS: 00000206
[   17.496509][    C0] RAX: 0000000000000046 RBX: ffffffffaff94c00 RCX: 0000000000000001
[   17.496510][    C0] RDX: 0000000000000000 RSI: ffffffffaf4f9f03 RDI: ffffffffaee949e0
[   17.496511][    C0] RBP: ffa0000002517b60 R08: ffffffffb0ce16a4 R09: ffffffffb0a69c74
[   17.496511][    C0] R10: 0000000000000000 R11: 0000000000000008 R12: ffa0000002517b01
[   17.496512][    C0] R13: ffa0000002517938 R14: ffffffffac169c11 R15: ff11000001032400
[   17.496513][    C0]  ? unwind_next_frame (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   17.496516][    C0]  unwind_next_frame (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   17.496517][    C0]  ? free_to_partial_list (mm/slub.c:5627)
[   17.496520][    C0]  ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55)
[   17.496521][    C0]  ? __unwind_start (arch/x86/kernel/unwind_orc.c:787)
[   17.496523][    C0]  ? write_profile (profile.c:?)
[   17.496524][    C0]  arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   17.496526][    C0]  ? qlist_free_all (mm/kasan/quarantine.c:163 (discriminator 2) mm/kasan/quarantine.c:179 (discriminator 2))
[   17.496528][    C0]  stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   17.496530][    C0]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   17.496532][    C0]  set_track_prepare (mm/slub.c:1074)
[   17.496534][    C0]  free_to_partial_list (mm/slub.c:5627)
[   17.496536][    C0]  ? qlist_free_all (mm/kasan/quarantine.c:163 (discriminator 2) mm/kasan/quarantine.c:179 (discriminator 2))
[   17.496538][    C0]  qlist_free_all (mm/kasan/quarantine.c:163 (discriminator 2) mm/kasan/quarantine.c:179 (discriminator 2))
[   17.496540][    C0]  kasan_quarantine_reduce (mm/kasan/quarantine.c:286)
[   17.496542][    C0]  __kasan_slab_alloc (mm/kasan/common.c:350)
[   17.496543][    C0]  kmem_cache_alloc_noprof (./include/linux/kasan.h:253 mm/slub.c:4683 mm/slub.c:4996 mm/slub.c:5010)
[   17.496544][    C0]  ? fuse_request_alloc (fs/fuse/dev.c:48 (discriminator 7))
[   17.496547][    C0]  fuse_request_alloc (fs/fuse/dev.c:48 (discriminator 7))
[   17.496548][    C0]  fuse_chan_send (fs/fuse/dev.c:827)
[   17.496550][    C0]  fuse_file_put (fs/fuse/fuse_i.h:1012 fs/fuse/file.c:115 fs/fuse/file.c:101)
[   17.496552][    C0]  ? fuse_file_release (fs/fuse/file.c:360)
[   17.496553][    C0]  fuse_release (fs/fuse/file.c:393 (discriminator 1) fs/fuse/file.c:408 (discriminator 1))
[   17.496555][    C0]  ? security_file_release (security/security.c:2424 (discriminator 10))
[   17.496556][    C0]  __fput (fs/file_table.c:512)
[   17.496558][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.496559][    C0]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3206 (discriminator 6))
[   17.496560][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.496562][    C0]  task_work_run (kernel/task_work.c:233)
[   17.496563][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.496565][    C0]  ? task_work_cancel (kernel/task_work.c:190)
[   17.496566][    C0]  ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626)
[   17.496568][    C0]  do_exit (./include/linux/task_work.h:40 kernel/exit.c:1008)
[   17.496569][    C0]  ? exit_notify (kernel/exit.c:780)
[   17.496570][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.496572][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.496574][    C0]  do_group_exit (kernel/exit.c:1151)
[   17.496575][    C0]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   17.496576][    C0]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   17.496578][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.496580][    C0]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.496581][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.496582][    C0] RIP: 0033:0x7f1f467861b8
[   17.496583][    C0] Code: Unable to access opcode bytes at 0x7f1f4678618e.

Code starting with the faulting instruction
===========================================
[   17.496584][    C0] RSP: 002b:00007ffd390322a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   17.496585][    C0] RAX: ffffffffffffffda RBX: 00007f1f468b6f88 RCX: 00007f1f467861b8
[   17.496586][    C0] RDX: 00007f1f466c3a48 RSI: ffffffffffffffb0 RDI: 0000000000000001
[   17.496586][    C0] RBP: 00007ffd39032300 R08: 0000000000000000 R09: 0000000000000020
[   17.496587][    C0] R10: 00007ffd39032140 R11: 0000000000000246 R12: 0000000000000001


Finger prints:
__irq_exit_rcu:handle_softirqs:dump_stack_lvl:__kmalloc_noprof:put_chars
__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