======================================
| [   11.097456][  T227] softirqs last disabled at (25929): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.097459][  T227] Preemption disabled at:
| [   11.097460][  T227] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.097473][  T227] Tainted: [W]=WARN
[   11.097474][  T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.097476][  T227] Call Trace:
[   11.097478][  T227]  <TASK>
[   11.097480][  T227]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.097488][  T227]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.097491][  T227]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.097498][  T227]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.097503][  T227]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.097511][  T227]  __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))
[   11.097515][  T227]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.097524][  T227]  ? 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)
[   11.097527][  T227]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.097533][  T227]  put_chars (drivers/char/virtio_console.c:1176)
[   11.097537][  T227]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.097539][  T227]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.097546][  T227]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.097550][  T227]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.097558][  T227]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.097561][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.097570][  T227]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.097574][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.097588][  T227]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.097594][  T227]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.097597][  T227]  ? 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))
[   11.097602][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.097606][  T227]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.097613][  T227]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.097619][  T227]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.097622][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.097631][  T227]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.097636][  T227]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.097638][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.097642][  T227]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.097649][  T227]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.097651][  T227]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.097657][  T227]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.097663][  T227]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.097673][  T227]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   11.097679][  T227]  _printk (kernel/printk/printk.c:2504)
[   11.097683][  T227]  ? snapshot_read.cold (user.c:?)
[   11.097695][  T227]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   11.097700][  T227] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q
[   11.097704][  T227]  do_one_initcall (init/main.c:1357)
[   11.097709][  T227]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.097717][  T227]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.097721][  T227]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.097729][  T227]  do_init_module (kernel/module/main.c:3117)
[   11.097735][  T227]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.097740][  T227]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.097746][  T227]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.097753][  T227]  load_module (kernel/module/main.c:3593)
[   11.097765][  T227]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.097772][  T227]  ? __ia32_sys_fsconfig (??:?)
[   11.097775][  T227]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   11.097781][  T227]  ? backing_file_read_iter (fs/backing-file.c:211)
[   11.097785][  T227]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.097792][  T227]  init_module_from_file (kernel/module/main.c:3790)
[   11.097797][  T227]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   11.097812][  T227]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.097818][  T227]  ? 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)
[   11.097823][  T227]  idempotent_init_module (kernel/module/main.c:3802)
[   11.097828][  T227]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.097839][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.097843][  T227]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.097852][  T227]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.097855][  T227]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.097860][  T227]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.097863][  T227]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.097868][  T227]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.097871][  T227] RIP: 0033:0x7f3b79e0237d
[   11.097876][  T227] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.097878][  T227] RSP: 002b:00007ffd3a663468 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.097882][  T227] RAX: ffffffffffffffda RBX: 0000561830dcc810 RCX: 00007f3b79e0237d
[   11.097884][  T227] RDX: 0000000000000000 RSI: 00005618063d1ffd RDI: 0000000000000000
[   11.097886][  T227] RBP: 00007ffd3a663500 R08: 0000000000000000 R09: 0000000000000000
[   11.097887][  T227] R10: 0000000000000000 R11: 0000000000000246 R12: 00005618063d1ffd
[   11.097888][  T227] R13: 0000561830dcc960 R14: 0000000000040000 R15: 0000000000000000
| [   26.994416][    C0] softirqs last disabled at (623129): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.994418][    C0] Preemption disabled at:
| [   26.994419][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   26.994429][    C0] Tainted: [W]=WARN
[   26.994430][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.994432][    C0] Call Trace:
[   26.994434][    C0]  <IRQ>
[   26.994436][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.994442][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   26.994443][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.994447][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.994450][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.994453][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994456][    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))
[   26.994460][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.994463][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.994466][    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)
[   26.994468][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.994470][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   26.994472][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.994474][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.994478][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.994481][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.994482][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994484][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.994486][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.994489][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.994491][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994493][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994494][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.994496][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.994498][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.994500][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.994503][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.994505][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.994506][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.994508][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994509][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.994511][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.994513][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.994515][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.994517][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.994519][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.994521][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994523][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.994524][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   26.994529][    C0]  _printk (kernel/printk/printk.c:2504)
[   26.994532][    C0]  ? snapshot_read.cold (user.c:?)
[   26.994534][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.994538][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.994540][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.994542][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.994544][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.994547][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.994549][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.994551][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.994553][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.994555][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.994568][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994570][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.994572][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.994579][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.994580][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.994587][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.994593][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.994599][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   26.994603][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.994605][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.994608][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.994610][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.994612][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994614][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.994616][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.994623][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.994625][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.994628][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.994630][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.994632][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.994634][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.994636][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994638][    C0]  handle_softirqs (kernel/softirq.c:645)
[   26.994640][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.994642][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.994644][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.994645][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   26.994647][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.994650][    C0]  </IRQ>
[   26.994650][    C0]  <TASK>
[   26.994651][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   26.994653][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.994655][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.994658][    C0] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 f2 f5 01 	mov    0x1f5f294(%rip),%rdi        # 0x1f5f29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 b3 95 00 	sub    0x95b358(%rip),%rax        # 0x95b36b
  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 11 00 	verw   0x11a613(%rip)        # 0x11a63b
  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
[   26.994659][    C0] RSP: 0018:ffffffffa9207cf8 EFLAGS: 00000296
[   26.994662][    C0] RAX: 0000000000098217 RBX: ffffffffa921c600 RCX: ffffffffa62f0307
[   26.994664][    C0] RDX: ffffffffa921c600 RSI: ffffffffa9038b1c RDI: ffffffffa8a8d8e0
[   26.994665][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.994666][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff5240fa2
[   26.994666][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   26.994668][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.994671][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.994673][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.994675][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   26.994676][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.994678][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   26.994679][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.994682][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994684][    C0]  do_idle (kernel/sched/idle.c:355)
[   26.994685][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.994687][    C0]  rest_init (init/main.c:727)
[   26.994689][    C0]  ? __cpuidle_text_end (??:?)
[   26.994692][    C0]  ? rest_init (init/main.c:727)
[   26.994693][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   26.994697][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   26.994700][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   26.994702][    C0]  start_kernel (init/main.c:1185)
[   26.994705][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   26.994707][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   26.994708][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   27.064720][    C0]
| [   27.064803][    C0]
| [   27.064803][    C0] stack backtrace:
| [   27.065005][    C0] Tainted: [W]=WARN
[   27.065006][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.065008][    C0] Call Trace:
[   27.065009][    C0]  <IRQ>
[   27.065010][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.065015][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   27.065019][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.065022][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.065024][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.065026][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.065028][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.065030][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.065038][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.065041][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.065043][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.065049][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.065051][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.065058][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.065065][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.065072][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   27.065074][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.065076][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.065080][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.065082][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.065084][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.065086][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.065088][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.065095][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.065097][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.065100][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.065103][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.065105][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.065106][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.065109][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.065110][    C0]  handle_softirqs (kernel/softirq.c:645)
[   27.065112][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.065114][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.065116][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.065117][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   27.065119][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.065121][    C0]  </IRQ>
[   27.065121][    C0]  <TASK>
[   27.065122][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   27.065124][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.065125][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.065128][    C0] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 f2 f5 01 	mov    0x1f5f294(%rip),%rdi        # 0x1f5f29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 b3 95 00 	sub    0x95b358(%rip),%rax        # 0x95b36b
  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 11 00 	verw   0x11a613(%rip)        # 0x11a63b
  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
[   27.065129][    C0] RSP: 0018:ffffffffa9207cf8 EFLAGS: 00000296
[   27.065132][    C0] RAX: 0000000000098217 RBX: ffffffffa921c600 RCX: ffffffffa62f0307
[   27.065134][    C0] RDX: ffffffffa921c600 RSI: ffffffffa9038b1c RDI: ffffffffa8a8d8e0
[   27.065134][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.065135][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff5240fa2
[   27.065136][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   27.065138][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.065140][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.065142][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.065143][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   27.065145][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.065147][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   27.065148][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.065151][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.065153][    C0]  do_idle (kernel/sched/idle.c:355)
[   27.065154][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.065156][    C0]  rest_init (init/main.c:727)
[   27.065158][    C0]  ? __cpuidle_text_end (??:?)
[   27.065160][    C0]  ? rest_init (init/main.c:727)
[   27.065162][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   27.065167][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   27.065169][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   27.065172][    C0]  start_kernel (init/main.c:1185)
[   27.065173][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   27.065175][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   27.065177][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   37.988805][  T319] softirqs last disabled at (0): 0x0
| [   37.988807][  T319] Preemption disabled at:
| [   37.988808][  T319] vprintk_emit (kernel/printk/printk.c:2471)
| [   37.988828][  T319] Tainted: [W]=WARN
[   37.988829][  T319] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.988832][  T319] Call Trace:
[   37.988834][  T319]  <TASK>
[   37.988836][  T319]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   37.988842][  T319]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   37.988845][  T319]  __might_resched.cold (kernel/sched/core.c:9234)
[   37.988850][  T319]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   37.988854][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.988859][  T319]  __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))
[   37.988864][  T319]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   37.988867][  T319]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.988872][  T319]  ? 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)
[   37.988875][  T319]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.988878][  T319]  put_chars (drivers/char/virtio_console.c:1176)
[   37.988881][  T319]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   37.988883][  T319]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   37.988886][  T319]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   37.988890][  T319]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   37.988895][  T319]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   37.988897][  T319]  ? 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)
[   37.988900][  T319]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   37.988902][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.988904][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.988910][  T319]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.988913][  T319]  console_emit_next_record (kernel/printk/printk.c:3183)
[   37.988917][  T319]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   37.988920][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.988923][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.988925][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.988928][  T319]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.988931][  T319]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   37.988934][  T319]  console_flush_one_record (kernel/printk/printk.c:3268)
[   37.988937][  T319]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   37.988941][  T319]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   37.988944][  T319]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.988946][  T319]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   37.988949][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.988951][  T319]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   37.988953][  T319]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   37.988956][  T319]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   37.988959][  T319]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   37.988962][  T319]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   37.988965][  T319]  vprintk_emit (kernel/printk/printk.c:2479)
[   37.988969][  T319]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   37.988973][  T319]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   37.988977][  T319]  _printk (kernel/printk/printk.c:2504)
[   37.988982][  T319]  ? snapshot_read.cold (user.c:?)
[   37.988986][  T319]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   37.988989][  T319] gact_init_module (net/sched/act_gact.c:180) act_gact
[   37.988993][  T319]  do_one_initcall (init/main.c:1357)
[   37.988996][  T319]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   37.988999][  T319]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   37.989003][  T319]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   37.989007][  T319]  do_init_module (kernel/module/main.c:3117)
[   37.989011][  T319]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   37.989014][  T319]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   37.989018][  T319]  load_module (kernel/module/main.c:3593)
[   37.989023][  T319]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   37.989026][  T319]  ? __ia32_sys_fsconfig (??:?)
[   37.989030][  T319]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   37.989034][  T319]  ? backing_file_read_iter (fs/backing-file.c:211)
[   37.989038][  T319]  init_module_from_file (kernel/module/main.c:3790)
[   37.989042][  T319]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   37.989044][  T319]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   37.989049][  T319]  ? ovl_mmap (fs/overlayfs/file.c:477)
[   37.989053][  T319]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   37.989055][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.989058][  T319]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   37.989060][  T319]  ? 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)
[   37.989063][  T319]  idempotent_init_module (kernel/module/main.c:3802)
[   37.989066][  T319]  ? init_module_from_file (kernel/module/main.c:3791)
[   37.989071][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.989073][  T319]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   37.989078][  T319]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   37.989081][  T319]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.989085][  T319]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   37.989089][  T319]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   37.989092][  T319]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.989095][  T319] RIP: 0033:0x7fec120eb37d
[   37.989099][  T319] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   37.989101][  T319] RSP: 002b:00007ffd67383db8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   37.989106][  T319] RAX: ffffffffffffffda RBX: 00005572ee692810 RCX: 00007fec120eb37d
[   37.989108][  T319] RDX: 0000000000000000 RSI: 00005572c4a35ffd RDI: 0000000000000000
[   37.989109][  T319] RBP: 00007ffd67383e50 R08: 0000000000000000 R09: 0000000000000000
[   37.989111][  T319] R10: 0000000000000000 R11: 0000000000000246 R12: 00005572c4a35ffd
[   37.989112][  T319] R13: 00005572ee692960 R14: 0000000000040000 R15: 0000000000000000
| [   61.702255][  T551] softirqs last disabled at (0): 0x0
| [   61.702257][  T551] Preemption disabled at:
| [   61.702257][  T551] vprintk_emit (kernel/printk/printk.c:2471)
| [   61.702269][  T551] Tainted: [W]=WARN
[   61.702270][  T551] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.702272][  T551] Call Trace:
[   61.702273][  T551]  <TASK>
[   61.702274][  T551]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   61.702279][  T551]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   61.702282][  T551]  __might_resched.cold (kernel/sched/core.c:9234)
[   61.702285][  T551]  ? __module_address (kernel/module/main.c:3915)
[   61.702289][  T551]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   61.702292][  T551]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   61.702293][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702297][  T551]  __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))
[   61.702301][  T551]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   61.702303][  T551]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   61.702307][  T551]  ? 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)
[   61.702309][  T551]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   61.702311][  T551]  put_chars (drivers/char/virtio_console.c:1176)
[   61.702313][  T551]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   61.702314][  T551]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   61.702316][  T551]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   61.702318][  T551]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   61.702321][  T551]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   61.702323][  T551]  ? 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)
[   61.702324][  T551]  ? vsnprintf (lib/vsprintf.c:2900)
[   61.702328][  T551]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   61.702329][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702331][  T551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.702333][  T551]  console_emit_next_record (kernel/printk/printk.c:3183)
[   61.702336][  T551]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   61.702338][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702340][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702341][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702343][  T551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.702345][  T551]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   61.702346][  T551]  console_flush_one_record (kernel/printk/printk.c:3268)
[   61.702349][  T551]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   61.702352][  T551]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   61.702353][  T551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.702355][  T551]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   61.702356][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702358][  T551]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   61.702359][  T551]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   61.702361][  T551]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   61.702363][  T551]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   61.702365][  T551]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   61.702367][  T551]  vprintk_emit (kernel/printk/printk.c:2479)
[   61.702370][  T551]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   61.702371][  T551]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   61.702373][  T551]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   61.702375][  T551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.702376][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702378][  T551]  _printk (kernel/printk/printk.c:2504)
[   61.702382][  T551]  ? snapshot_read.cold (user.c:?)
[   61.702384][  T551]  ? br_multicast_flood (??:?) bridge
[   61.702396][  T551]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   61.702399][  T551]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   61.702400][  T551]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   61.702403][  T551] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   61.702411][  T551] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   61.702419][  T551] new_nbp (net/bridge/br_if.c:449) bridge
[   61.702426][  T551] br_add_if (net/bridge/br_if.c:592) bridge
[   61.702433][  T551]  ? netif_rx_mode_sync (net/core/dev_addr_lists.c:1410)
[   61.702435][  T551]  ? dev_change_flags (net/core/dev_api.c:69)
[   61.702437][  T551]  ? cycle_netdev (drivers/net/vrf.c:1003) vrf
[   61.702440][  T551]  ? vrf_del_slave (drivers/net/vrf.c:1068 drivers/net/vrf.c:1075) vrf
[   61.702442][  T551]  do_set_master (net/core/rtnetlink.c:3071)
[   61.702444][  T551]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   61.702446][  T551]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   61.702447][  T551]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   61.702449][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702450][  T551]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   61.702454][  T551]  ? kasan_save_stack (mm/kasan/common.c:58)
[   61.702457][  T551]  ? kasan_save_stack (mm/kasan/common.c:57)
[   61.702458][  T551]  ? kasan_save_track (mm/kasan/common.c:78)
[   61.702460][  T551]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   61.702461][  T551]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   61.702463][  T551]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   61.702464][  T551]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   61.702465][  T551]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   61.702467][  T551]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.702469][  T551]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   61.702470][  T551]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   61.702473][  T551]  ? ___sys_sendmsg (net/socket.c:2767)
[   61.702474][  T551]  ? __sys_sendmsg (net/socket.c:2799)
[   61.702476][  T551]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   61.702478][  T551]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.702480][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702482][  T551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.702483][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702485][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702487][  T551]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   61.702490][  T551]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   61.702493][  T551]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   61.702494][  T551]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   61.702496][  T551]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   61.702497][  T551]  ? nla_get_range_signed (lib/nlattr.c:270)
[   61.702499][  T551]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   61.702501][  T551]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   61.702503][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702505][  T551]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   61.702506][  T551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.702508][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702510][  T551]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   61.702513][  T551]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   61.702515][  T551]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   61.702517][  T551]  ? __kernel_text_address (kernel/extable.c:79)
[   61.702518][  T551]  ? write_profile (profile.c:?)
[   61.702519][  T551]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   61.702522][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702524][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702525][  T551]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   61.702529][  T551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.702530][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702532][  T551]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   61.702533][  T551]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   61.702535][  T551]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.702536][  T551]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   61.702538][  T551]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   61.702540][  T551]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   61.702542][  T551]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.702543][  T551]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   61.702545][  T551]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.702546][  T551]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   61.702548][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702550][  T551]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   61.702552][  T551]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.702554][  T551]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.702556][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702557][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702559][  T551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.702561][  T551]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   61.702563][  T551]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   61.702565][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702566][  T551]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   61.702568][  T551]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   61.702570][  T551]  ? copy_msghdr_from_user (net/socket.c:2650)
[   61.702572][  T551]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   61.702573][  T551]  ? move_addr_to_kernel (net/socket.c:258)
[   61.702575][  T551]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   61.702577][  T551]  ___sys_sendmsg (net/socket.c:2767)
[   61.702579][  T551]  ? copy_msghdr_from_user (net/socket.c:2619)
[   61.702584][  T551]  __sys_sendmsg (net/socket.c:2799)
[   61.702586][  T551]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   61.702589][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.702591][  T551]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   61.702592][  T551]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   61.702594][  T551]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.702596][  T551] RIP: 0033:0x7f79a22f654e
[   61.702597][  T551] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.702599][  T551] RSP: 002b:00007ffe93071de0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.702603][  T551] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f79a22f654e
[   61.702605][  T551] RDX: 0000000000000000 RSI: 00007ffe93071e90 RDI: 0000000000000005
[   61.702606][  T551] RBP: 00007ffe93071df0 R08: 0000000000000000 R09: 0000000000000000
[   61.702606][  T551] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d81b
[   61.702607][  T551] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe93072550
| [   63.907841][  T565] softirqs last disabled at (0): 0x0
| [   63.907842][  T565] Preemption disabled at:
| [   63.907843][  T565] vprintk_emit (kernel/printk/printk.c:2471)
| [   63.907854][  T565] Tainted: [W]=WARN
[   63.907855][  T565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.907857][  T565] Call Trace:
[   63.907859][  T565]  <TASK>
[   63.907860][  T565]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   63.907865][  T565]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   63.907867][  T565]  __might_resched.cold (kernel/sched/core.c:9234)
[   63.907871][  T565]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   63.907874][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.907878][  T565]  __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))
[   63.907882][  T565]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   63.907884][  T565]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   63.907888][  T565]  ? 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)
[   63.907890][  T565]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   63.907892][  T565]  put_chars (drivers/char/virtio_console.c:1176)
[   63.907894][  T565]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   63.907895][  T565]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   63.907898][  T565]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   63.907901][  T565]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   63.907903][  T565]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   63.907904][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.907909][  T565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.907912][  T565]  console_emit_next_record (kernel/printk/printk.c:3183)
[   63.907914][  T565]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   63.907916][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.907918][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.907919][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.907921][  T565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.907923][  T565]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   63.907925][  T565]  console_flush_one_record (kernel/printk/printk.c:3268)
[   63.907927][  T565]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   63.907930][  T565]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   63.907931][  T565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.907933][  T565]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   63.907935][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.907936][  T565]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   63.907938][  T565]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   63.907939][  T565]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   63.907941][  T565]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   63.907943][  T565]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   63.907945][  T565]  vprintk_emit (kernel/printk/printk.c:2479)
[   63.907948][  T565]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   63.907949][  T565]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.907953][  T565]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   63.907956][  T565]  ? ___sys_sendmsg (net/socket.c:2767)
[   63.907957][  T565]  ? __sys_sendmsg (net/socket.c:2799)
[   63.907959][  T565]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   63.907961][  T565]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.907964][  T565]  _printk (kernel/printk/printk.c:2504)
[   63.907967][  T565]  ? snapshot_read.cold (user.c:?)
[   63.907970][  T565]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   63.907972][  T565]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   63.907974][  T565]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   63.907976][  T565]  ? netdev_notice (net/core/dev.c:13194)
[   63.907978][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.907980][  T565]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   63.907981][  T565]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   63.907984][  T565]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   63.907985][  T565]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   63.907988][  T565]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   63.907991][  T565]  dev_set_allmulti (net/core/dev_api.c:315)
[   63.907993][  T565] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   63.908006][  T565]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   63.908009][  T565] br_dev_delete (net/bridge/br_if.c:387) bridge
[   63.908016][  T565]  rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694)
[   63.908019][  T565]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   63.908021][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.908023][  T565]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   63.908025][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.908031][  T565]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[   63.908034][  T565]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.908035][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.908037][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.908039][  T565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.908040][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.908042][  T565]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   63.908044][  T565]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   63.908054][  T565]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   63.908056][  T565]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   63.908058][  T565]  ? __kernel_text_address (kernel/extable.c:79)
[   63.908060][  T565]  ? write_profile (profile.c:?)
[   63.908062][  T565]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   63.908063][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.908065][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.908067][  T565]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   63.908070][  T565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.908072][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.908074][  T565]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   63.908076][  T565]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   63.908078][  T565]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.908079][  T565]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   63.908081][  T565]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   63.908085][  T565]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   63.908086][  T565]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.908088][  T565]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   63.908089][  T565]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   63.908091][  T565]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   63.908093][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.908095][  T565]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   63.908097][  T565]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.908099][  T565]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   63.908100][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.908102][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.908104][  T565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.908105][  T565]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   63.908107][  T565]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   63.908109][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.908111][  T565]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   63.908113][  T565]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   63.908115][  T565]  ? copy_msghdr_from_user (net/socket.c:2650)
[   63.908116][  T565]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   63.908118][  T565]  ? move_addr_to_kernel (net/socket.c:258)
[   63.908119][  T565]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   63.908122][  T565]  ___sys_sendmsg (net/socket.c:2767)
[   63.908124][  T565]  ? copy_msghdr_from_user (net/socket.c:2619)
[   63.908128][  T565]  __sys_sendmsg (net/socket.c:2799)
[   63.908130][  T565]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   63.908133][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.908135][  T565]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   63.908136][  T565]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   63.908138][  T565]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.908140][  T565] RIP: 0033:0x7f4f420fa54e
[   63.908142][  T565] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   63.908144][  T565] RSP: 002b:00007ffc0d76f7b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   63.908148][  T565] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4f420fa54e
[   63.908149][  T565] RDX: 0000000000000000 RSI: 00007ffc0d76f860 RDI: 0000000000000005
[   63.908150][  T565] RBP: 00007ffc0d76f7c0 R08: 0000000000000000 R09: 0000000000000000
[   63.908151][  T565] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d81d
[   63.908151][  T565] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc0d76ff20
| [   82.941206][  T860] softirqs last disabled at (0): 0x0
| [   82.941207][  T860] Preemption disabled at:
| [   82.941208][  T860] vprintk_emit (kernel/printk/printk.c:2471)
| [   82.941227][  T860] Tainted: [W]=WARN
[   82.941228][  T860] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   82.941230][  T860] Call Trace:
[   82.941232][  T860]  <TASK>
[   82.941233][  T860]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   82.941239][  T860]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   82.941241][  T860]  __might_resched.cold (kernel/sched/core.c:9234)
[   82.941244][  T860]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   82.941248][  T860]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   82.941251][  T860]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   82.941252][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941256][  T860]  __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))
[   82.941259][  T860]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   82.941262][  T860]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   82.941265][  T860]  ? 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)
[   82.941267][  T860]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   82.941269][  T860]  put_chars (drivers/char/virtio_console.c:1176)
[   82.941271][  T860]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   82.941272][  T860]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   82.941274][  T860]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   82.941276][  T860]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   82.941280][  T860]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   82.941281][  T860]  ? 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)
[   82.941283][  T860]  ? vsnprintf (lib/vsprintf.c:2900)
[   82.941286][  T860]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   82.941287][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941289][  T860]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.941291][  T860]  console_emit_next_record (kernel/printk/printk.c:3183)
[   82.941294][  T860]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   82.941295][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941297][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941299][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941300][  T860]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.941302][  T860]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   82.941304][  T860]  console_flush_one_record (kernel/printk/printk.c:3268)
[   82.941306][  T860]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   82.941309][  T860]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   82.941310][  T860]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.941312][  T860]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   82.941313][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941315][  T860]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   82.941316][  T860]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   82.941318][  T860]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   82.941320][  T860]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   82.941322][  T860]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   82.941324][  T860]  vprintk_emit (kernel/printk/printk.c:2479)
[   82.941327][  T860]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   82.941330][  T860]  _printk (kernel/printk/printk.c:2504)
[   82.941333][  T860]  ? snapshot_read.cold (user.c:?)
[   82.941335][  T860]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   82.941338][  T860]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   82.941340][  T860]  ? br_port_set_promisc (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_if.c:106) bridge
[   82.941352][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941354][  T860]  ? br_vlan_filter_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:919) bridge
[   82.941363][  T860] br_vlan_filter_toggle.cold (net/bridge/br_vlan.c:920 (discriminator 1)) bridge
[   82.941372][  T860]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   82.941375][  T860] br_changelink (net/bridge/br_netlink.c:1363) bridge
[   82.941384][  T860]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   82.941386][  T860]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   82.941387][  T860]  ? br_get_size (net/bridge/br_netlink.c:1676) bridge
[   82.941393][  T860]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   82.941396][  T860]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   82.941397][  T860]  ? nla_get_range_signed (lib/nlattr.c:270)
[   82.941401][  T860]  __rtnl_newlink (net/core/rtnetlink.c:3865 net/core/rtnetlink.c:4076)
[   82.941403][  T860]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   82.941406][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941407][  T860]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   82.941408][  T860]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.941410][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941412][  T860]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   82.941414][  T860]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   82.941416][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941417][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941419][  T860]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   82.941423][  T860]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.941424][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941426][  T860]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   82.941427][  T860]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   82.941429][  T860]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   82.941430][  T860]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   82.941432][  T860]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   82.941435][  T860]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   82.941438][  T860]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   82.941439][  T860]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   82.941441][  T860]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   82.941442][  T860]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   82.941445][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941446][  T860]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   82.941448][  T860]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   82.941450][  T860]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   82.941451][  T860]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[   82.941454][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941456][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941457][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941459][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941461][  T860]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   82.941463][  T860]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   82.941464][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941466][  T860]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   82.941468][  T860]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   82.941469][  T860]  ? copy_msghdr_from_user (net/socket.c:2650)
[   82.941471][  T860]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   82.941472][  T860]  ? move_addr_to_kernel (net/socket.c:258)
[   82.941475][  T860]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   82.941478][  T860]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.941480][  T860]  ___sys_sendmsg (net/socket.c:2767)
[   82.941481][  T860]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   82.941483][  T860]  ? copy_msghdr_from_user (net/socket.c:2619)
[   82.941485][  T860]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   82.941490][  T860]  __sys_sendmsg (net/socket.c:2799)
[   82.941492][  T860]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   82.941494][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941496][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.941498][  T860]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   82.941500][  T860]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   82.941502][  T860]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   82.941504][  T860] RIP: 0033:0x7fc4bd2bb54e
[   82.941506][  T860] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   82.941508][  T860] RSP: 002b:00007ffcd8fe9e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   82.941511][  T860] RAX: ffffffffffffffda RBX: 00007ffcd8fea5d0 RCX: 00007fc4bd2bb54e
[   82.941513][  T860] RDX: 0000000000000000 RSI: 00007ffcd8fe9ee0 RDI: 0000000000000005
[   82.941514][  T860] RBP: 00007ffcd8fe9e40 R08: 0000000000000000 R09: 0000000000000000
[   82.941515][  T860] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d830


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