======================================
| [    9.273919][  T149] softirqs last disabled at (9137): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.273921][  T149] Preemption disabled at:
| [    9.273922][  T149] 0x0
| [    9.273932][  T149] Tainted: [W]=WARN
[    9.273933][  T149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.273934][  T149] Call Trace:
[    9.273936][  T149]  <TASK>
[    9.273937][  T149]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.273944][  T149]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.273948][  T149]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.273953][  T149]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.273958][  T149]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.273960][  T149]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.273966][  T149]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.273968][  T149]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.273971][  T149]  put_chars (drivers/char/virtio_console.c:1176)
[    9.273974][  T149]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.273975][  T149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.273980][  T149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.273985][  T149]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.273991][  T149]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.273993][  T149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.273996][  T149]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.274000][  T149]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.274003][  T149]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.274005][  T149]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[    9.274008][  T149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.274011][  T149]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.274015][  T149]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.274019][  T149]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.274021][  T149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.274026][  T149]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.274028][  T149]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.274030][  T149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.274032][  T149]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.274036][  T149]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.274038][  T149]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.274041][  T149]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.274045][  T149]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.274048][  T149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.274052][  T149]  _printk (kernel/printk/printk.c:2504)
[    9.274055][  T149]  ? snapshot_read.cold (user.c:?)
[    9.274058][  T149]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.274061][  T149]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.274064][  T149]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.274067][  T149]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.274071][  T149]  ? exit_notify (kernel/exit.c:780)
[    9.274073][  T149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.274075][  T149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.274080][  T149]  do_group_exit (kernel/exit.c:1151)
[    9.274082][  T149]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.274084][  T149]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.274086][  T149]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.274089][  T149]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.274092][  T149]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.274094][  T149] RIP: 0033:0x7fcb3e3051b8
[    9.274096][  T149] Code: Unable to access opcode bytes at 0x7fcb3e30518e.

Code starting with the faulting instruction
===========================================
[    9.274098][  T149] RSP: 002b:00007ffec477bde8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.274100][  T149] RAX: ffffffffffffffda RBX: 00007fcb3e435f88 RCX: 00007fcb3e3051b8
[    9.274101][  T149] RDX: 00007fcb3e242a48 RSI: ffffffffffffffb0 RDI: 0000000000000001
[    9.274102][  T149] RBP: 00007ffec477be40 R08: 0000000000000000 R09: 0000000000000000
[    9.274103][  T149] R10: 00007ffec477bc80 R11: 0000000000000246 R12: 0000000000000002
[    9.274104][  T149] R13: 0000000000000001 R14: 00007fcb3e434680 R15: 00007fcb3e435fa0
| [   10.637376][  T228] softirqs last disabled at (30063): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.637378][  T228] Preemption disabled at:
| [   10.637379][  T228] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.637395][  T228] Tainted: [W]=WARN
[   10.637396][  T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.637397][  T228] Call Trace:
[   10.637399][  T228]  <TASK>
[   10.637400][  T228]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.637406][  T228]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.637408][  T228]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.637413][  T228]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.637417][  T228]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.637422][  T228]  __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))
[   10.637425][  T228]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.637430][  T228]  ? 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)
[   10.637433][  T228]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.637436][  T228]  put_chars (drivers/char/virtio_console.c:1176)
[   10.637439][  T228]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.637440][  T228]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.637444][  T228]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.637447][  T228]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.637451][  T228]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.637454][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.637459][  T228]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.637461][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.637466][  T228]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.637470][  T228]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.637472][  T228]  ? 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))
[   10.637475][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.637477][  T228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.637481][  T228]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.637485][  T228]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.637486][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.637491][  T228]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.637494][  T228]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.637496][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.637498][  T228]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.637502][  T228]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.637503][  T228]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.637506][  T228]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.637510][  T228]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.637516][  T228]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   10.637519][  T228]  _printk (kernel/printk/printk.c:2504)
[   10.637523][  T228]  ? snapshot_read.cold (user.c:?)
[   10.637529][  T228]  ? 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)
[   10.637532][  T228] 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
[   10.637535][  T228]  do_one_initcall (init/main.c:1357)
[   10.637537][  T228]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   10.637542][  T228]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   10.637545][  T228]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   10.637549][  T228]  do_init_module (kernel/module/main.c:3117)
[   10.637553][  T228]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.637557][  T228]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   10.637560][  T228]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   10.637564][  T228]  load_module (kernel/module/main.c:3593)
[   10.637571][  T228]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   10.637575][  T228]  ? __ia32_sys_fsconfig (??:?)
[   10.637578][  T228]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   10.637582][  T228]  ? backing_file_read_iter (fs/backing-file.c:211)
[   10.637585][  T228]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.637589][  T228]  init_module_from_file (kernel/module/main.c:3790)
[   10.637592][  T228]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   10.637599][  T228]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.637603][  T228]  ? 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)
[   10.637606][  T228]  idempotent_init_module (kernel/module/main.c:3802)
[   10.637609][  T228]  ? init_module_from_file (kernel/module/main.c:3791)
[   10.637615][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.637618][  T228]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.637623][  T228]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   10.637625][  T228]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.637629][  T228]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.637631][  T228]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.637633][  T228]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.637635][  T228] RIP: 0033:0x7f4bbe0ad37d
[   10.637639][  T228] 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
[   10.637640][  T228] RSP: 002b:00007ffe50aa8e18 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   10.637643][  T228] RAX: ffffffffffffffda RBX: 00005603593d4810 RCX: 00007f4bbe0ad37d
[   10.637645][  T228] RDX: 0000000000000000 RSI: 000056032aafaffd RDI: 0000000000000000
[   10.637646][  T228] RBP: 00007ffe50aa8eb0 R08: 0000000000000000 R09: 0000000000000000
[   10.637646][  T228] R10: 0000000000000000 R11: 0000000000000246 R12: 000056032aafaffd
[   10.637647][  T228] R13: 00005603593d4960 R14: 0000000000040000 R15: 0000000000000000
| [   26.491815][    C0] softirqs last disabled at (558739): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.491817][    C0] Preemption disabled at:
| [   26.491818][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   26.491828][    C0] Tainted: [W]=WARN
[   26.491829][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.491830][    C0] Call Trace:
[   26.491832][    C0]  <IRQ>
[   26.491833][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.491839][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   26.491840][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.491844][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.491847][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.491850][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.491856][    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))
[   26.491860][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.491864][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.491867][    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)
[   26.491869][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.491871][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   26.491873][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.491875][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.491878][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.491882][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.491883][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.491885][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.491887][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.491889][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.491891][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.491893][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.491894][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.491896][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.491898][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.491900][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.491903][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.491904][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.491906][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.491907][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.491909][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.491910][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.491912][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.491914][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.491916][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.491918][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.491919][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.491921][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.491923][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   26.491927][    C0]  _printk (kernel/printk/printk.c:2504)
[   26.491930][    C0]  ? snapshot_read.cold (user.c:?)
[   26.491932][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.491936][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.491938][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.491940][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.491942][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.491945][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.491947][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.491949][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.491951][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.491953][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.491966][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.491967][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.491969][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.491975][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.491977][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.491983][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.491989][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.491995][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   26.491999][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.492001][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.492004][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.492006][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.492008][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.492010][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.492012][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.492019][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.492020][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.492023][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.492025][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.492027][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.492029][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.492031][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.492033][    C0]  handle_softirqs (kernel/softirq.c:645)
[   26.492035][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.492036][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.492038][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.492040][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   26.492041][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.492044][    C0]  </IRQ>
[   26.492045][    C0]  <TASK>
[   26.492046][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   26.492047][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.492049][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.492052][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 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 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  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 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  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
[   26.492054][    C0] RSP: 0018:ffffffffb5807cf8 EFLAGS: 00000296
[   26.492057][    C0] RAX: 0000000000088691 RBX: ffffffffb581c600 RCX: ffffffffb28f0307
[   26.492059][    C0] RDX: ffffffffb581c600 RSI: ffffffffb5638af6 RDI: ffffffffb508d8e0
[   26.492059][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.492060][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6b00fa2
[   26.492061][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   26.492063][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.492066][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.492067][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.492069][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   26.492070][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.492072][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   26.492073][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.492076][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.492078][    C0]  do_idle (kernel/sched/idle.c:355)
[   26.492079][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.492081][    C0]  rest_init (init/main.c:727)
[   26.492083][    C0]  ? __cpuidle_text_end (??:?)
[   26.492086][    C0]  ? rest_init (init/main.c:727)
[   26.492087][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   26.492091][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   26.492094][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   26.492096][    C0]  start_kernel (init/main.c:1185)
[   26.492098][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   26.492100][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   26.492102][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   26.560231][    C0]
| [   26.560356][    C0]
| [   26.560356][    C0] stack backtrace:
| [   26.560546][    C0] Tainted: [W]=WARN
[   26.560547][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.560548][    C0] Call Trace:
[   26.560549][    C0]  <IRQ>
[   26.560550][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.560554][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   26.560556][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.560559][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.560561][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.560563][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.560565][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.560567][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.560574][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.560577][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.560579][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.560585][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.560586][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.560592][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.560599][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.560605][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   26.560607][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.560609][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.560612][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.560614][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.560616][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.560618][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.560620][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.560627][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.560629][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.560631][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.560634][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.560636][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.560637][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.560639][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.560641][    C0]  handle_softirqs (kernel/softirq.c:645)
[   26.560643][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.560644][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.560646][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.560648][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   26.560649][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.560651][    C0]  </IRQ>
[   26.560651][    C0]  <TASK>
[   26.560652][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   26.560654][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.560655][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.560657][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 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 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  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 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  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
[   26.560658][    C0] RSP: 0018:ffffffffb5807cf8 EFLAGS: 00000296
[   26.560660][    C0] RAX: 0000000000088691 RBX: ffffffffb581c600 RCX: ffffffffb28f0307
[   26.560661][    C0] RDX: ffffffffb581c600 RSI: ffffffffb5638af6 RDI: ffffffffb508d8e0
[   26.560662][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.560663][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6b00fa2
[   26.560663][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   26.560665][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.560667][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.560668][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.560670][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   26.560672][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.560673][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   26.560675][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.560677][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.560679][    C0]  do_idle (kernel/sched/idle.c:355)
[   26.560680][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.560682][    C0]  rest_init (init/main.c:727)
[   26.560684][    C0]  ? __cpuidle_text_end (??:?)
[   26.560686][    C0]  ? rest_init (init/main.c:727)
[   26.560688][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   26.560692][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   26.560694][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   26.560697][    C0]  start_kernel (init/main.c:1185)
[   26.560698][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   26.560700][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   26.560702][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   37.244251][  T322] softirqs last disabled at (0): 0x0
| [   37.244253][  T322] Preemption disabled at:
| [   37.244253][  T322] vprintk_emit (kernel/printk/printk.c:2471)
| [   37.244264][  T322] Tainted: [W]=WARN
[   37.244265][  T322] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.244266][  T322] Call Trace:
[   37.244268][  T322]  <TASK>
[   37.244269][  T322]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   37.244274][  T322]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   37.244276][  T322]  __might_resched.cold (kernel/sched/core.c:9234)
[   37.244280][  T322]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   37.244284][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.244287][  T322]  __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))
[   37.244291][  T322]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   37.244294][  T322]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.244298][  T322]  ? 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)
[   37.244300][  T322]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.244302][  T322]  put_chars (drivers/char/virtio_console.c:1176)
[   37.244304][  T322]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   37.244305][  T322]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   37.244307][  T322]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   37.244310][  T322]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   37.244313][  T322]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   37.244314][  T322]  ? 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)
[   37.244316][  T322]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   37.244318][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.244319][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.244321][  T322]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.244324][  T322]  console_emit_next_record (kernel/printk/printk.c:3183)
[   37.244326][  T322]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   37.244328][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.244330][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.244332][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.244333][  T322]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.244335][  T322]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   37.244337][  T322]  console_flush_one_record (kernel/printk/printk.c:3268)
[   37.244340][  T322]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   37.244342][  T322]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   37.244344][  T322]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.244346][  T322]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   37.244347][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.244349][  T322]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   37.244350][  T322]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   37.244352][  T322]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   37.244354][  T322]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   37.244356][  T322]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   37.244358][  T322]  vprintk_emit (kernel/printk/printk.c:2479)
[   37.244360][  T322]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   37.244363][  T322]  ? 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
[   37.244366][  T322]  _printk (kernel/printk/printk.c:2504)
[   37.244369][  T322]  ? snapshot_read.cold (user.c:?)
[   37.244372][  T322]  ? 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)
[   37.244374][  T322] gact_init_module (net/sched/act_gact.c:180) act_gact
[   37.244376][  T322]  do_one_initcall (init/main.c:1357)
[   37.244378][  T322]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   37.244380][  T322]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   37.244383][  T322]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   37.244386][  T322]  do_init_module (kernel/module/main.c:3117)
[   37.244389][  T322]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   37.244391][  T322]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   37.244393][  T322]  load_module (kernel/module/main.c:3593)
[   37.244396][  T322]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   37.244399][  T322]  ? __ia32_sys_fsconfig (??:?)
[   37.244401][  T322]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   37.244404][  T322]  ? backing_file_read_iter (fs/backing-file.c:211)
[   37.244408][  T322]  init_module_from_file (kernel/module/main.c:3790)
[   37.244410][  T322]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   37.244412][  T322]  ? ovl_mmap (fs/overlayfs/file.c:477)
[   37.244415][  T322]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   37.244417][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.244419][  T322]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   37.244420][  T322]  ? 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)
[   37.244422][  T322]  idempotent_init_module (kernel/module/main.c:3802)
[   37.244424][  T322]  ? init_module_from_file (kernel/module/main.c:3791)
[   37.244427][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.244429][  T322]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   37.244433][  T322]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   37.244435][  T322]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.244438][  T322]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   37.244441][  T322]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   37.244443][  T322]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.244445][  T322] RIP: 0033:0x7fb690a7e37d
[   37.244447][  T322] 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
[   37.244449][  T322] RSP: 002b:00007ffe53614418 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   37.244453][  T322] RAX: ffffffffffffffda RBX: 0000555bb03e3810 RCX: 00007fb690a7e37d
[   37.244454][  T322] RDX: 0000000000000000 RSI: 0000555badac6ffd RDI: 0000000000000000
[   37.244455][  T322] RBP: 00007ffe536144b0 R08: 0000000000000000 R09: 0000000000000000
[   37.244456][  T322] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555badac6ffd
[   37.244457][  T322] R13: 0000555bb03e3960 R14: 0000000000040000 R15: 0000000000000000
| [   60.441845][  T556] softirqs last disabled at (0): 0x0
| [   60.441851][  T556] Preemption disabled at:
| [   60.441853][  T556] vprintk_emit (kernel/printk/printk.c:2471)
| [   60.441874][  T556] Tainted: [W]=WARN
[   60.441877][  T556] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.441880][  T556] Call Trace:
[   60.441884][  T556]  <TASK>
[   60.441887][  T556]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   60.441898][  T556]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   60.441904][  T556]  __might_resched.cold (kernel/sched/core.c:9234)
[   60.441912][  T556]  ? __module_address (kernel/module/main.c:3915)
[   60.441921][  T556]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   60.441928][  T556]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   60.441933][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.441939][  T556]  __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))
[   60.441948][  T556]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   60.441954][  T556]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   60.441964][  T556]  ? 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)
[   60.441969][  T556]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   60.441974][  T556]  put_chars (drivers/char/virtio_console.c:1176)
[   60.441980][  T556]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   60.441986][  T556]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   60.441989][  T556]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   60.441998][  T556]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   60.442006][  T556]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   60.442012][  T556]  ? 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)
[   60.442017][  T556]  ? vsnprintf (lib/vsprintf.c:2900)
[   60.442023][  T556]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   60.442029][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442035][  T556]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.442040][  T556]  console_emit_next_record (kernel/printk/printk.c:3183)
[   60.442048][  T556]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   60.442054][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442059][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442062][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442069][  T556]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.442073][  T556]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   60.442078][  T556]  console_flush_one_record (kernel/printk/printk.c:3268)
[   60.442086][  T556]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   60.442093][  T556]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   60.442100][  T556]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.442104][  T556]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   60.442109][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442113][  T556]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.442118][  T556]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   60.442121][  T556]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   60.442127][  T556]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   60.442134][  T556]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   60.442138][  T556]  vprintk_emit (kernel/printk/printk.c:2479)
[   60.442146][  T556]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   60.442152][  T556]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   60.442155][  T556]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   60.442161][  T556]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.442167][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442172][  T556]  _printk (kernel/printk/printk.c:2504)
[   60.442181][  T556]  ? snapshot_read.cold (user.c:?)
[   60.442187][  T556]  ? br_multicast_flood (??:?) bridge
[   60.442209][  T556]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   60.442216][  T556]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   60.442219][  T556]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   60.442224][  T556] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   60.442245][  T556] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   60.442262][  T556] new_nbp (net/bridge/br_if.c:449) bridge
[   60.442283][  T556] br_add_if (net/bridge/br_if.c:592) bridge
[   60.442302][  T556]  ? netif_rx_mode_sync (net/core/dev_addr_lists.c:1410)
[   60.442308][  T556]  ? dev_change_flags (net/core/dev_api.c:69)
[   60.442314][  T556]  ? cycle_netdev (drivers/net/vrf.c:1003) vrf
[   60.442322][  T556]  ? vrf_del_slave (drivers/net/vrf.c:1068 drivers/net/vrf.c:1075) vrf
[   60.442330][  T556]  do_set_master (net/core/rtnetlink.c:3071)
[   60.442338][  T556]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   60.442344][  T556]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   60.442351][  T556]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   60.442354][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442359][  T556]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   60.442369][  T556]  ? kasan_save_stack (mm/kasan/common.c:58)
[   60.442375][  T556]  ? kasan_save_stack (mm/kasan/common.c:57)
[   60.442379][  T556]  ? kasan_save_track (mm/kasan/common.c:78)
[   60.442385][  T556]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   60.442387][  T556]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   60.442392][  T556]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   60.442395][  T556]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   60.442400][  T556]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   60.442404][  T556]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.442409][  T556]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   60.442412][  T556]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   60.442419][  T556]  ? ___sys_sendmsg (net/socket.c:2767)
[   60.442421][  T556]  ? __sys_sendmsg (net/socket.c:2799)
[   60.442427][  T556]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   60.442433][  T556]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.442438][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442445][  T556]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.442451][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442454][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442459][  T556]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   60.442468][  T556]  ? __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)
[   60.442471][  T556]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   60.442477][  T556]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   60.442483][  T556]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   60.442487][  T556]  ? nla_get_range_signed (lib/nlattr.c:270)
[   60.442493][  T556]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   60.442501][  T556]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   60.442507][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442513][  T556]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.442518][  T556]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.442520][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442527][  T556]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   60.442535][  T556]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   60.442539][  T556]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   60.442546][  T556]  ? __kernel_text_address (kernel/extable.c:79)
[   60.442560][  T556]  ? write_profile (profile.c:?)
[   60.442562][  T556]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   60.442569][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442576][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442578][  T556]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   60.442587][  T556]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.442593][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442596][  T556]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.442602][  T556]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   60.442609][  T556]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.442612][  T556]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   60.442618][  T556]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   60.442624][  T556]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   60.442629][  T556]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.442635][  T556]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.442641][  T556]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.442644][  T556]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   60.442650][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442657][  T556]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.442662][  T556]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.442669][  T556]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.442676][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442678][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442685][  T556]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.442691][  T556]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   60.442696][  T556]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   60.442704][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442716][  T556]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.442723][  T556]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   60.442728][  T556]  ? copy_msghdr_from_user (net/socket.c:2650)
[   60.442733][  T556]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   60.442738][  T556]  ? move_addr_to_kernel (net/socket.c:258)
[   60.442743][  T556]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   60.442749][  T556]  ___sys_sendmsg (net/socket.c:2767)
[   60.442756][  T556]  ? copy_msghdr_from_user (net/socket.c:2619)
[   60.442767][  T556]  __sys_sendmsg (net/socket.c:2799)
[   60.442775][  T556]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   60.442781][  T556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.442788][  T556]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   60.442793][  T556]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   60.442799][  T556]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.442804][  T556] RIP: 0033:0x7fab8d4d354e
[   60.442810][  T556] 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
[   60.442812][  T556] RSP: 002b:00007ffdfad10e70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.442819][  T556] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fab8d4d354e
[   60.442824][  T556] RDX: 0000000000000000 RSI: 00007ffdfad10f20 RDI: 0000000000000005
[   60.442826][  T556] RBP: 00007ffdfad10e80 R08: 0000000000000000 R09: 0000000000000000
[   60.442828][  T556] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b3ca
[   60.442829][  T556] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdfad115e0
| [   62.658578][  T568] softirqs last disabled at (0): 0x0
| [   62.658580][  T568] Preemption disabled at:
| [   62.658581][  T568] vprintk_emit (kernel/printk/printk.c:2471)
| [   62.658592][  T568] Tainted: [W]=WARN
[   62.658593][  T568] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.658594][  T568] Call Trace:
[   62.658596][  T568]  <TASK>
[   62.658597][  T568]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   62.658602][  T568]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   62.658604][  T568]  __might_resched.cold (kernel/sched/core.c:9234)
[   62.658608][  T568]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   62.658611][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658614][  T568]  __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))
[   62.658618][  T568]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   62.658621][  T568]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   62.658624][  T568]  ? 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)
[   62.658626][  T568]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   62.658628][  T568]  put_chars (drivers/char/virtio_console.c:1176)
[   62.658630][  T568]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   62.658631][  T568]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   62.658634][  T568]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   62.658638][  T568]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   62.658639][  T568]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   62.658641][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658642][  T568]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.658644][  T568]  console_emit_next_record (kernel/printk/printk.c:3183)
[   62.658647][  T568]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   62.658649][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658650][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658652][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658654][  T568]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.658656][  T568]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   62.658657][  T568]  console_flush_one_record (kernel/printk/printk.c:3268)
[   62.658659][  T568]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   62.658662][  T568]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   62.658664][  T568]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.658665][  T568]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   62.658667][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658668][  T568]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   62.658670][  T568]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   62.658671][  T568]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   62.658673][  T568]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   62.658675][  T568]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   62.658677][  T568]  vprintk_emit (kernel/printk/printk.c:2479)
[   62.658679][  T568]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   62.658681][  T568]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.658684][  T568]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   62.658687][  T568]  ? ___sys_sendmsg (net/socket.c:2767)
[   62.658689][  T568]  ? __sys_sendmsg (net/socket.c:2799)
[   62.658690][  T568]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   62.658693][  T568]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.658695][  T568]  _printk (kernel/printk/printk.c:2504)
[   62.658698][  T568]  ? snapshot_read.cold (user.c:?)
[   62.658701][  T568]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   62.658704][  T568]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   62.658706][  T568]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   62.658707][  T568]  ? netdev_notice (net/core/dev.c:13194)
[   62.658709][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658711][  T568]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   62.658715][  T568]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   62.658718][  T568]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   62.658720][  T568]  ? 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)
[   62.658724][  T568]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   62.658728][  T568]  dev_set_allmulti (net/core/dev_api.c:315)
[   62.658732][  T568] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   62.658746][  T568]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   62.658749][  T568] br_dev_delete (net/bridge/br_if.c:387) bridge
[   62.658756][  T568]  rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694)
[   62.658759][  T568]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   62.658761][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658763][  T568]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   62.658765][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658771][  T568]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[   62.658774][  T568]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.658775][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658777][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658779][  T568]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.658780][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658782][  T568]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   62.658784][  T568]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   62.658787][  T568]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   62.658789][  T568]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   62.658791][  T568]  ? __kernel_text_address (kernel/extable.c:79)
[   62.658792][  T568]  ? write_profile (profile.c:?)
[   62.658795][  T568]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   62.658796][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658798][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658799][  T568]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   62.658803][  T568]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.658804][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658806][  T568]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   62.658808][  T568]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   62.658810][  T568]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.658811][  T568]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   62.658812][  T568]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   62.658816][  T568]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   62.658818][  T568]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.658819][  T568]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   62.658820][  T568]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.658822][  T568]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   62.658824][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658826][  T568]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   62.658828][  T568]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.658830][  T568]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.658831][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658833][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658835][  T568]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.658836][  T568]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   62.658838][  T568]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   62.658840][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658842][  T568]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   62.658844][  T568]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   62.658845][  T568]  ? copy_msghdr_from_user (net/socket.c:2650)
[   62.658847][  T568]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   62.658848][  T568]  ? move_addr_to_kernel (net/socket.c:258)
[   62.658850][  T568]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   62.658852][  T568]  ___sys_sendmsg (net/socket.c:2767)
[   62.658854][  T568]  ? copy_msghdr_from_user (net/socket.c:2619)
[   62.658859][  T568]  __sys_sendmsg (net/socket.c:2799)
[   62.658861][  T568]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   62.658863][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.658865][  T568]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   62.658867][  T568]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   62.658869][  T568]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.658870][  T568] RIP: 0033:0x7f16d01b154e
[   62.658872][  T568] 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
[   62.658874][  T568] RSP: 002b:00007fffcb139470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.658878][  T568] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f16d01b154e
[   62.658879][  T568] RDX: 0000000000000000 RSI: 00007fffcb139520 RDI: 0000000000000005
[   62.658880][  T568] RBP: 00007fffcb139480 R08: 0000000000000000 R09: 0000000000000000
[   62.658881][  T568] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b3cd
[   62.658881][  T568] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffcb139be0
| [   81.040149][  T863] softirqs last disabled at (0): 0x0
| [   81.040152][  T863] Preemption disabled at:
| [   81.040153][  T863] vprintk_emit (kernel/printk/printk.c:2471)
| [   81.040167][  T863] Tainted: [W]=WARN
[   81.040168][  T863] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.040170][  T863] Call Trace:
[   81.040172][  T863]  <TASK>
[   81.040174][  T863]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   81.040180][  T863]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   81.040183][  T863]  __might_resched.cold (kernel/sched/core.c:9234)
[   81.040187][  T863]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   81.040192][  T863]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   81.040196][  T863]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   81.040198][  T863]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.040202][  T863]  __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))
[   81.040206][  T863]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   81.040209][  T863]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   81.040214][  T863]  ? 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)
[   81.040216][  T863]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   81.040219][  T863]  put_chars (drivers/char/virtio_console.c:1176)
[   81.040222][  T863]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   81.040224][  T863]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   81.040226][  T863]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   81.040230][  T863]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   81.040235][  T863]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   81.040237][  T863]  ? 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)
[   81.040240][  T863]  ? vsnprintf (lib/vsprintf.c:2900)
[   81.040244][  T863]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   81.040247][  T863]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.040249][  T863]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   81.040253][  T863]  console_emit_next_record (kernel/printk/printk.c:3183)
[   81.040256][  T863]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   81.040259][  T863]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.040262][  T863]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.040264][  T863]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.040267][  T863]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   81.040270][  T863]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   81.040272][  T863]  console_flush_one_record (kernel/printk/printk.c:3268)
[   81.040275][  T863]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   81.040280][  T863]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   81.040282][  T863]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   81.040285][  T863]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   81.040287][  T863]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.040289][  T863]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   81.040292][  T863]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   81.040294][  T863]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   81.040297][  T863]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   81.040300][  T863]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   81.040303][  T863]  vprintk_emit (kernel/printk/printk.c:2479)
[   81.040306][  T863]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   81.040311][  T863]  _printk (kernel/printk/printk.c:2504)
[   81.040314][  T863]  ? snapshot_read.cold (user.c:?)
[   81.040317][  T863]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   81.040321][  T863]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   81.040324][  T863]  ? 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
[   81.040342][  T863]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.040345][  T863]  ? 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
[   81.040359][  T863] br_vlan_filter_toggle.cold (net/bridge/br_vlan.c:920 (discriminator 1)) bridge
[   81.040373][  T863]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   81.040377][  T863] br_changelink (net/bridge/br_netlink.c:1363) bridge
[   81.040390][  T863]  ? __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)
[   81.040393][  T863]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   81.040395][  T863]  ? br_get_size (net/bridge/br_netlink.c:1676) bridge
[   81.040407][  T863]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   81.040410][  T863]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   81.040413][  T863]  ? nla_get_range_signed (lib/nlattr.c:270)
[   81.040417][  T863]  __rtnl_newlink (net/core/rtnetlink.c:3865 net/core/rtnetlink.c:4076)
[   81.040422][  T863]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   81.040425][  T863]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.040428][  T863]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   81.040430][  T863]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   81.040432][  T863]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.040435][  T863]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   81.040438][  T863]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   81.040441][  T863]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.040444][  T863]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.040446][  T863]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   81.040450][  T863]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   81.040452][  T863]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.040455][  T863]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   81.040457][  T863]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   81.040460][  T863]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   81.040462][  T863]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   81.040466][  T863]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   81.040470][  T863]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   81.040474][  T863]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   81.040477][  T863]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   81.040479][  T863]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   81.040481][  T863]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   81.040485][  T863]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.040487][  T863]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   81.040490][  T863]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   81.040493][  T863]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   81.040495][  T863]  ? next_uptodate_folio (mm/filemap.c:3747)
[   81.040499][  T863]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.040501][  T863]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.040503][  T863]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.040506][  T863]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   81.040509][  T863]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   81.040512][  T863]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.040515][  T863]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   81.040518][  T863]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   81.040520][  T863]  ? copy_msghdr_from_user (net/socket.c:2650)
[   81.040523][  T863]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   81.040525][  T863]  ? move_addr_to_kernel (net/socket.c:258)
[   81.040529][  T863]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   81.040533][  T863]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   81.040536][  T863]  ___sys_sendmsg (net/socket.c:2767)
[   81.040538][  T863]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   81.040542][  T863]  ? copy_msghdr_from_user (net/socket.c:2619)
[   81.040544][  T863]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   81.040552][  T863]  __sys_sendmsg (net/socket.c:2799)
[   81.040555][  T863]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   81.040559][  T863]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.040562][  T863]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.040565][  T863]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   81.040567][  T863]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   81.040570][  T863]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   81.040573][  T863] RIP: 0033:0x7fb70cfb254e
[   81.040576][  T863] 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
[   81.040579][  T863] RSP: 002b:00007ffc2176b690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   81.040583][  T863] RAX: ffffffffffffffda RBX: 00007ffc2176be30 RCX: 00007fb70cfb254e
[   81.040585][  T863] RDX: 0000000000000000 RSI: 00007ffc2176b740 RDI: 0000000000000005
[   81.040587][  T863] RBP: 00007ffc2176b6a0 R08: 0000000000000000 R09: 0000000000000000
[   81.040588][  T863] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b3df


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