======================================
| [   10.587332][  T187] softirqs last disabled at (36325): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.587335][  T187] Preemption disabled at:
| [   10.587335][  T187] 0x0
| [   10.587345][  T187] Tainted: [W]=WARN
[   10.587346][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.587347][  T187] Call Trace:
[   10.587349][  T187]  <TASK>
[   10.587351][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.587357][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.587366][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.587371][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.587376][  T187]  __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))
[   10.587378][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.587384][  T187]  ? 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)
[   10.587387][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.587390][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[   10.587393][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.587394][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.587399][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.587404][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.587411][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.587413][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.587415][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.587419][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.587423][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.587425][  T187]  ? 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))
[   10.587428][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.587431][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.587434][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.587439][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.587440][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.587446][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.587448][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.587450][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.587453][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.587457][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.587458][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.587462][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.587465][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.587469][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.587472][  T187]  _printk (kernel/printk/printk.c:2504)
[   10.587476][  T187]  ? snapshot_read.cold (user.c:?)
[   10.587479][  T187]  ? 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)
[   10.587481][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.587485][  T187]  ? 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)
[   10.587488][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.587492][  T187]  ? exit_notify (kernel/exit.c:780)
[   10.587495][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.587497][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.587502][  T187]  do_group_exit (kernel/exit.c:1151)
[   10.587504][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.587506][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.587508][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.587512][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.587515][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.587517][  T187] RIP: 0033:0x7f27949b01b8
[   10.587519][  T187] Code: Unable to access opcode bytes at 0x7f27949b018e.

Code starting with the faulting instruction
===========================================
[   10.587520][  T187] RSP: 002b:00007ffdda11fa48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.587523][  T187] RAX: ffffffffffffffda RBX: 00007f2794ae0f88 RCX: 00007f27949b01b8
[   10.587524][  T187] RDX: 00007f27946fafc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.587525][  T187] RBP: 00007ffdda11faa0 R08: 0000000000000000 R09: 0000000000008010
[   10.587526][  T187] R10: 00007ffdda11f860 R11: 0000000000000246 R12: 0000000000000001
[   10.587527][  T187] R13: 0000000000000000 R14: 00007f2794adf680 R15: 00007f2794ae0fa0
| [   12.025390][  T239] softirqs last disabled at (27219): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.025392][  T239] Preemption disabled at:
| [   12.025393][  T239] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.025402][  T239] Tainted: [W]=WARN
[   12.025403][  T239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.025405][  T239] Call Trace:
[   12.025407][  T239]  <TASK>
[   12.025408][  T239]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.025414][  T239]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.025416][  T239]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.025420][  T239]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.025425][  T239]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.025429][  T239]  __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))
[   12.025432][  T239]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.025437][  T239]  ? 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)
[   12.025440][  T239]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.025444][  T239]  put_chars (drivers/char/virtio_console.c:1176)
[   12.025446][  T239]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.025448][  T239]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.025453][  T239]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.025455][  T239]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.025460][  T239]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.025462][  T239]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.025467][  T239]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.025470][  T239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.025475][  T239]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.025479][  T239]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.025480][  T239]  ? 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))
[   12.025484][  T239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.025486][  T239]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.025490][  T239]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.025494][  T239]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.025496][  T239]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.025501][  T239]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.025504][  T239]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.025506][  T239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.025508][  T239]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.025512][  T239]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.025513][  T239]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.025517][  T239]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.025522][  T239]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.025527][  T239]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   12.025531][  T239]  _printk (kernel/printk/printk.c:2504)
[   12.025535][  T239]  ? snapshot_read.cold (user.c:?)
[   12.025541][  T239]  ? 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)
[   12.025544][  T239] 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
[   12.025548][  T239]  do_one_initcall (init/main.c:1357)
[   12.025550][  T239]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.025555][  T239]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.025558][  T239]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.025563][  T239]  do_init_module (kernel/module/main.c:3117)
[   12.025566][  T239]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.025570][  T239]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.025574][  T239]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.025578][  T239]  load_module (kernel/module/main.c:3593)
[   12.025585][  T239]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.025589][  T239]  ? __ia32_sys_fsconfig (??:?)
[   12.025592][  T239]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   12.025596][  T239]  ? backing_file_read_iter (fs/backing-file.c:211)
[   12.025599][  T239]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.025603][  T239]  init_module_from_file (kernel/module/main.c:3790)
[   12.025606][  T239]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.025614][  T239]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.025618][  T239]  ? 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)
[   12.025621][  T239]  idempotent_init_module (kernel/module/main.c:3802)
[   12.025624][  T239]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.025630][  T239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.025633][  T239]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.025638][  T239]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.025641][  T239]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.025644][  T239]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.025646][  T239]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.025649][  T239]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.025652][  T239] RIP: 0033:0x7fec0909f37d
[   12.025655][  T239] 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
[   12.025657][  T239] RSP: 002b:00007ffe13370a38 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.025660][  T239] RAX: ffffffffffffffda RBX: 0000555a34df1810 RCX: 00007fec0909f37d
[   12.025661][  T239] RDX: 0000000000000000 RSI: 0000555a0c29bffd RDI: 0000000000000000
[   12.025662][  T239] RBP: 00007ffe13370ad0 R08: 0000000000000000 R09: 0000000000000000
[   12.025663][  T239] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555a0c29bffd
[   12.025664][  T239] R13: 0000555a34df1960 R14: 0000000000040000 R15: 0000000000000000
| [   13.422525][  T285] softirqs last disabled at (15102): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   13.422527][  T285] Preemption disabled at:
| [   13.422528][  T285] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.422538][  T285] Tainted: [W]=WARN
[   13.422539][  T285] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.422540][  T285] Call Trace:
[   13.422542][  T285]  <TASK>
[   13.422544][  T285]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.422549][  T285]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.422552][  T285]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.422556][  T285]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.422561][  T285]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.422566][  T285]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   13.422568][  T285]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.422574][  T285]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.422577][  T285]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.422580][  T285]  put_chars (drivers/char/virtio_console.c:1176)
[   13.422583][  T285]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.422587][  T285]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   13.422591][  T285]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.422594][  T285]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.422596][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.422598][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.422602][  T285]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.422604][  T285]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.422607][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.422611][  T285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.422615][  T285]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.422619][  T285]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.422620][  T285]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   13.422624][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.422626][  T285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.422630][  T285]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.422634][  T285]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.422636][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.422642][  T285]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.422644][  T285]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.422646][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.422649][  T285]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.422652][  T285]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.422654][  T285]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.422657][  T285]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.422661][  T285]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.422664][  T285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.422666][  T285]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   13.422670][  T285]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.422674][  T285]  _printk (kernel/printk/printk.c:2504)
[   13.422678][  T285]  ? snapshot_read.cold (user.c:?)
[   13.422682][  T285]  ? br_multicast_flood (??:?) bridge
[   13.422695][  T285]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.422697][  T285]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.422698][  T285]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.422703][  T285] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   13.422713][  T285] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   13.422722][  T285] new_nbp (net/bridge/br_if.c:449) bridge
[   13.422732][  T285] br_add_if (net/bridge/br_if.c:592) bridge
[   13.422739][  T285]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   13.422743][  T285]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   13.422746][  T285]  ? __kernel_text_address (kernel/extable.c:79)
[   13.422750][  T285]  do_set_master (net/core/rtnetlink.c:3071)
[   13.422755][  T285]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.422758][  T285]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.422761][  T285]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.422762][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.422765][  T285]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.422769][  T285]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.422771][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.422773][  T285]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.422776][  T285]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.422779][  T285]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.422780][  T285]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.422783][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.422785][  T285]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   13.422788][  T285]  ? ___sys_sendmsg (net/socket.c:2757)
[   13.422793][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.422795][  T285]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.422798][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.422800][  T285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.422802][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.422804][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.422806][  T285]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.422810][  T285]  ? __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)
[   13.422811][  T285]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.422814][  T285]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.422817][  T285]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.422819][  T285]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.422824][  T285]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.422829][  T285]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.422834][  T285]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.422836][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.422841][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.422843][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.422845][  T285]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.422847][  T285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.422850][  T285]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.422852][  T285]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.422856][  T285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.422857][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.422861][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.422863][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.422867][  T285]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.422868][  T285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.422871][  T285]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.422878][  T285]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.422879][  T285]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.422883][  T285]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.422887][  T285]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.422890][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.422894][  T285]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.422898][  T285]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.422902][  T285]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.422907][  T285]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.422909][  T285]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.422912][  T285]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.422914][  T285]  ? move_addr_to_kernel (net/socket.c:258)
[   13.422921][  T285]  ___sys_sendmsg (net/socket.c:2767)
[   13.422924][  T285]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.422940][  T285]  __sys_sendmsg (net/socket.c:2799)
[   13.422943][  T285]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.422949][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.422953][  T285]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.422955][  T285]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.422959][  T285]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.422961][  T285] RIP: 0033:0x7f84c716a54e
[   13.422968][  T285] 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
[   13.422970][  T285] RSP: 002b:00007ffda9622840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.422973][  T285] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f84c716a54e
[   13.422974][  T285] RDX: 0000000000000000 RSI: 00007ffda96228f0 RDI: 0000000000000005
[   13.422975][  T285] RBP: 00007ffda9622850 R08: 0000000000000000 R09: 0000000000000000
[   13.422976][  T285] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e593
[   13.422977][  T285] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda9622fb0
| [   15.204585][  T342] softirqs last disabled at (14436): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   15.204587][  T342] Preemption disabled at:
| [   15.204588][  T342] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.204597][  T342] Tainted: [W]=WARN
[   15.204598][  T342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.204600][  T342] Call Trace:
[   15.204602][  T342]  <TASK>
[   15.204604][  T342]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.204609][  T342]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.204612][  T342]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.204616][  T342]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.204620][  T342]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.204625][  T342]  __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))
[   15.204628][  T342]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.204633][  T342]  ? 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)
[   15.204636][  T342]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.204639][  T342]  put_chars (drivers/char/virtio_console.c:1176)
[   15.204641][  T342]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   15.204642][  T342]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.204646][  T342]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.204650][  T342]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.204653][  T342]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.204656][  T342]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.204659][  T342]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.204661][  T342]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.204662][  T342]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.204666][  T342]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.204668][  T342]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   15.204672][  T342]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.204674][  T342]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.204678][  T342]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.204682][  T342]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.204684][  T342]  ? 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))
[   15.204687][  T342]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.204689][  T342]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.204693][  T342]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.204697][  T342]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.204699][  T342]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.204704][  T342]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.204707][  T342]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.204709][  T342]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.204711][  T342]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.204715][  T342]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.204717][  T342]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.204720][  T342]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.204724][  T342]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.204727][  T342]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.204729][  T342]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   15.204733][  T342]  _printk (kernel/printk/printk.c:2504)
[   15.204737][  T342]  ? snapshot_read.cold (user.c:?)
[   15.204741][  T342]  ? br_multicast_flood (??:?) bridge
[   15.204754][  T342]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.204755][  T342]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.204756][  T342]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.204761][  T342] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   15.204771][  T342] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   15.204779][  T342] new_nbp (net/bridge/br_if.c:449) bridge
[   15.204789][  T342] br_add_if (net/bridge/br_if.c:592) bridge
[   15.204796][  T342]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   15.204800][  T342]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   15.204803][  T342]  ? __kernel_text_address (kernel/extable.c:79)
[   15.204806][  T342]  do_set_master (net/core/rtnetlink.c:3071)
[   15.204811][  T342]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.204814][  T342]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.204817][  T342]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.204818][  T342]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.204820][  T342]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.204824][  T342]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.204826][  T342]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.204828][  T342]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.204831][  T342]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.204834][  T342]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.204836][  T342]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.204838][  T342]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.204840][  T342]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   15.204843][  T342]  ? ___sys_sendmsg (net/socket.c:2757)
[   15.204848][  T342]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.204850][  T342]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.204852][  T342]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.204854][  T342]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.204856][  T342]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.204858][  T342]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.204860][  T342]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.204864][  T342]  ? __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)
[   15.204867][  T342]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.204869][  T342]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.204872][  T342]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.204874][  T342]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.204879][  T342]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.204884][  T342]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.204889][  T342]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.204891][  T342]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.204896][  T342]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.204898][  T342]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.204900][  T342]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.204902][  T342]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.204905][  T342]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.204907][  T342]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.204910][  T342]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.204912][  T342]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.204916][  T342]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.204918][  T342]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.204921][  T342]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.204923][  T342]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.204926][  T342]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.204932][  T342]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.204934][  T342]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.204938][  T342]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.204941][  T342]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.204944][  T342]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.204948][  T342]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.204952][  T342]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.204956][  T342]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.204961][  T342]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.204965][  T342]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.204967][  T342]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.204969][  T342]  ? move_addr_to_kernel (net/socket.c:258)
[   15.204977][  T342]  ___sys_sendmsg (net/socket.c:2767)
[   15.204979][  T342]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.204995][  T342]  __sys_sendmsg (net/socket.c:2799)
[   15.204998][  T342]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.205004][  T342]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.205008][  T342]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.205010][  T342]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.205013][  T342]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.205016][  T342] RIP: 0033:0x7f168b22754e
[   15.205019][  T342] 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
[   15.205021][  T342] RSP: 002b:00007ffff65cf6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.205024][  T342] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f168b22754e
[   15.205025][  T342] RDX: 0000000000000000 RSI: 00007ffff65cf770 RDI: 0000000000000005
[   15.205026][  T342] RBP: 00007ffff65cf6d0 R08: 0000000000000000 R09: 0000000000000000
[   15.205027][  T342] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e595
[   15.205028][  T342] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffff65cfe30
| [   16.622358][  T395] softirqs last disabled at (19802): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   16.622361][  T395] Preemption disabled at:
| [   16.622361][  T395] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.622371][  T395] Tainted: [W]=WARN
[   16.622372][  T395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.622374][  T395] Call Trace:
[   16.622380][  T395]  <TASK>
[   16.622382][  T395]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.622388][  T395]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.622391][  T395]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.622396][  T395]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.622400][  T395]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.622405][  T395]  __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))
[   16.622408][  T395]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.622413][  T395]  ? 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)
[   16.622416][  T395]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.622419][  T395]  put_chars (drivers/char/virtio_console.c:1176)
[   16.622421][  T395]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   16.622423][  T395]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.622427][  T395]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.622431][  T395]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.622434][  T395]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.622437][  T395]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.622441][  T395]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.622443][  T395]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.622444][  T395]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.622448][  T395]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.622450][  T395]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   16.622454][  T395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.622456][  T395]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.622460][  T395]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.622464][  T395]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.622466][  T395]  ? 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))
[   16.622469][  T395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.622472][  T395]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.622476][  T395]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.622480][  T395]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.622482][  T395]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.622487][  T395]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.622490][  T395]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.622492][  T395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.622495][  T395]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.622498][  T395]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.622500][  T395]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.622504][  T395]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.622508][  T395]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.622511][  T395]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.622513][  T395]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   16.622517][  T395]  _printk (kernel/printk/printk.c:2504)
[   16.622521][  T395]  ? snapshot_read.cold (user.c:?)
[   16.622525][  T395]  ? br_multicast_flood (??:?) bridge
[   16.622538][  T395]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   16.622540][  T395]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.622541][  T395]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.622546][  T395] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   16.622556][  T395] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   16.622565][  T395] new_nbp (net/bridge/br_if.c:449) bridge
[   16.622575][  T395] br_add_if (net/bridge/br_if.c:592) bridge
[   16.622582][  T395]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   16.622586][  T395]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   16.622590][  T395]  ? __kernel_text_address (kernel/extable.c:79)
[   16.622593][  T395]  do_set_master (net/core/rtnetlink.c:3071)
[   16.622598][  T395]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   16.622601][  T395]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   16.622605][  T395]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   16.622606][  T395]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.622608][  T395]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.622612][  T395]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.622614][  T395]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.622616][  T395]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.622619][  T395]  ? kasan_save_stack (mm/kasan/common.c:58)
[   16.622622][  T395]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.622624][  T395]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.622627][  T395]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.622628][  T395]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   16.622631][  T395]  ? ___sys_sendmsg (net/socket.c:2757)
[   16.622636][  T395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.622638][  T395]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.622641][  T395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.622643][  T395]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.622645][  T395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.622647][  T395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.622649][  T395]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   16.622653][  T395]  ? __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)
[   16.622656][  T395]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   16.622658][  T395]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.622661][  T395]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   16.622663][  T395]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.622668][  T395]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   16.622674][  T395]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.622679][  T395]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.622681][  T395]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.622686][  T395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.622688][  T395]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.622690][  T395]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.622691][  T395]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.622695][  T395]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.622697][  T395]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.622700][  T395]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.622702][  T395]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.622706][  T395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.622708][  T395]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.622712][  T395]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.622714][  T395]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.622717][  T395]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.622723][  T395]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.622724][  T395]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.622729][  T395]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.622733][  T395]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.622735][  T395]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.622740][  T395]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.622743][  T395]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   16.622747][  T395]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.622753][  T395]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   16.622755][  T395]  ? copy_msghdr_from_user (net/socket.c:2650)
[   16.622758][  T395]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   16.622759][  T395]  ? move_addr_to_kernel (net/socket.c:258)
[   16.622767][  T395]  ___sys_sendmsg (net/socket.c:2767)
[   16.622770][  T395]  ? copy_msghdr_from_user (net/socket.c:2619)
[   16.622786][  T395]  __sys_sendmsg (net/socket.c:2799)
[   16.622789][  T395]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   16.622795][  T395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.622799][  T395]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.622801][  T395]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.622804][  T395]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.622807][  T395] RIP: 0033:0x7fa009a6254e
[   16.622810][  T395] 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
[   16.622812][  T395] RSP: 002b:00007ffd3abc4310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.622815][  T395] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa009a6254e
[   16.622817][  T395] RDX: 0000000000000000 RSI: 00007ffd3abc43c0 RDI: 0000000000000005
[   16.622818][  T395] RBP: 00007ffd3abc4320 R08: 0000000000000000 R09: 0000000000000000
[   16.622818][  T395] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e597
[   16.622819][  T395] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd3abc4a80
| [   17.686403][  T441] softirqs last disabled at (14748): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   17.686405][  T441] Preemption disabled at:
| [   17.686406][  T441] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.686415][  T441] Tainted: [W]=WARN
[   17.686416][  T441] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.686419][  T441] Call Trace:
[   17.686420][  T441]  <TASK>
[   17.686422][  T441]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.686428][  T441]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.686430][  T441]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.686435][  T441]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.686439][  T441]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.686444][  T441]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   17.686446][  T441]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.686452][  T441]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.686455][  T441]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.686458][  T441]  put_chars (drivers/char/virtio_console.c:1176)
[   17.686460][  T441]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   17.686462][  T441]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.686465][  T441]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.686469][  T441]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.686473][  T441]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.686478][  T441]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.686482][  T441]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.686485][  T441]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.686487][  T441]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.686493][  T441]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.686497][  T441]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   17.686502][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.686506][  T441]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.686512][  T441]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.686518][  T441]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.686521][  T441]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   17.686526][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.686529][  T441]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.686536][  T441]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.686543][  T441]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.686546][  T441]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.686555][  T441]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.686559][  T441]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.686562][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.686565][  T441]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.686571][  T441]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.686574][  T441]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.686580][  T441]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.686587][  T441]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.686590][  T441]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.686598][  T441]  _printk (kernel/printk/printk.c:2504)
[   17.686603][  T441]  ? snapshot_read.cold (user.c:?)
[   17.686609][  T441]  ? br_multicast_flood (??:?) bridge
[   17.686625][  T441]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   17.686628][  T441]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   17.686630][  T441]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.686638][  T441] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   17.686654][  T441] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   17.686668][  T441] new_nbp (net/bridge/br_if.c:449) bridge
[   17.686683][  T441] br_add_if (net/bridge/br_if.c:592) bridge
[   17.686692][  T441]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   17.686696][  T441]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   17.686699][  T441]  ? __kernel_text_address (kernel/extable.c:79)
[   17.686703][  T441]  do_set_master (net/core/rtnetlink.c:3071)
[   17.686708][  T441]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   17.686711][  T441]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   17.686714][  T441]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   17.686715][  T441]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.686718][  T441]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.686721][  T441]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.686724][  T441]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.686725][  T441]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.686728][  T441]  ? kasan_save_stack (mm/kasan/common.c:58)
[   17.686731][  T441]  ? kasan_save_stack (mm/kasan/common.c:57)
[   17.686733][  T441]  ? kasan_save_track (mm/kasan/common.c:78)
[   17.686735][  T441]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.686737][  T441]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   17.686740][  T441]  ? ___sys_sendmsg (net/socket.c:2757)
[   17.686745][  T441]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.686747][  T441]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.686749][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.686752][  T441]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.686753][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.686755][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.686757][  T441]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   17.686761][  T441]  ? __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)
[   17.686764][  T441]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   17.686766][  T441]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.686770][  T441]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   17.686771][  T441]  ? nla_get_range_signed (lib/nlattr.c:270)
[   17.686776][  T441]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   17.686782][  T441]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   17.686787][  T441]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.686789][  T441]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.686794][  T441]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.686795][  T441]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.686798][  T441]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.686799][  T441]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.686803][  T441]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.686805][  T441]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.686808][  T441]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.686810][  T441]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.686814][  T441]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.686816][  T441]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.686819][  T441]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.686821][  T441]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.686824][  T441]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.686830][  T441]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.686832][  T441]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.686836][  T441]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.686840][  T441]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.686843][  T441]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.686847][  T441]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.686850][  T441]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.686854][  T441]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.686860][  T441]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   17.686862][  T441]  ? copy_msghdr_from_user (net/socket.c:2650)
[   17.686864][  T441]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   17.686866][  T441]  ? move_addr_to_kernel (net/socket.c:258)
[   17.686873][  T441]  ___sys_sendmsg (net/socket.c:2767)
[   17.686876][  T441]  ? copy_msghdr_from_user (net/socket.c:2619)
[   17.686892][  T441]  __sys_sendmsg (net/socket.c:2799)
[   17.686895][  T441]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   17.686901][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.686905][  T441]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.686907][  T441]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.686910][  T441]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.686913][  T441] RIP: 0033:0x7fedd7ece54e
[   17.686917][  T441] 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
[   17.686918][  T441] RSP: 002b:00007fff4d6787d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.686921][  T441] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fedd7ece54e
[   17.686923][  T441] RDX: 0000000000000000 RSI: 00007fff4d678880 RDI: 0000000000000005
[   17.686923][  T441] RBP: 00007fff4d6787e0 R08: 0000000000000000 R09: 0000000000000000
[   17.686924][  T441] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e598
[   17.686925][  T441] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff4d678f40
| [   23.921598][    C0]
| [   23.921598][    C0]
| [   23.921598][    C0] stack backtrace:
| [   23.921604][    C0] Tainted: [W]=WARN
[   23.921605][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.921607][    C0] Call Trace:
[   23.921608][    C0]  <IRQ>
[   23.921609][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.921613][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   23.921616][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   23.921619][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   23.921621][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   23.921622][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   23.921624][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.921626][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   23.921628][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.921631][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.921633][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   23.921635][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   23.921637][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   23.921639][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.921640][    C0]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   23.921642][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.921644][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.921646][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.921648][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.921650][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.921652][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.921654][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.921656][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.921658][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.921659][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.921661][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.921663][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.921665][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.921668][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   23.921669][    C0]  _printk (kernel/printk/printk.c:2504)
[   23.921671][    C0]  ? snapshot_read.cold (user.c:?)
[   23.921673][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   23.921675][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.921677][    C0]  clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10))
[   23.921678][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   23.921680][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   23.921681][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   23.921683][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   23.921685][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   23.921689][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.921690][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.921692][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.921694][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   23.921696][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   23.921698][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   23.921700][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.921702][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   23.921705][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   23.921707][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   23.921709][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.921711][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.921713][    C0]  handle_softirqs (kernel/softirq.c:645)
[   23.921715][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.921716][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   23.921718][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   23.921720][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   23.921721][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   23.921723][    C0]  </IRQ>
[   23.921723][    C0]  <TASK>
[   23.921724][    C0]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   23.921726][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   23.921728][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   23.921731][    C0] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 f2 f5 01 	mov    0x1f5f294(%rip),%rdi        # 0x1f5f29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 b3 95 00 	sub    0x95b358(%rip),%rax        # 0x95b36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 a6 11 00 	verw   0x11a613(%rip)        # 0x11a63b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   23.921732][    C0] RSP: 0018:ffffffffb0a07cf8 EFLAGS: 00000296
[   23.921734][    C0] RAX: 00000000000c2a99 RBX: ffffffffb0a1c600 RCX: ffffffffadaf0307
[   23.921736][    C0] RDX: ffffffffb0a1c600 RSI: ffffffffb0838b1c RDI: ffffffffb028d8e0
[   23.921737][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   23.921738][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6140fa2
[   23.921738][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   23.921740][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   23.921742][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   23.921744][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   23.921745][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   23.921747][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   23.921748][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   23.921750][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   23.921752][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.921754][    C0]  do_idle (kernel/sched/idle.c:355)
[   23.921756][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   23.921758][    C0]  rest_init (init/main.c:727)
[   23.921759][    C0]  ? __cpuidle_text_end (??:?)
[   23.921762][    C0]  ? rest_init (init/main.c:727)
[   23.921764][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   23.921767][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   23.921770][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   23.921772][    C0]  start_kernel (init/main.c:1185)
[   23.921774][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   23.921775][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   23.921777][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   23.921797][    C0] softirqs last disabled at (797339): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   23.921798][    C0] Preemption disabled at:
| [   23.921799][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   23.921803][    C0] Tainted: [W]=WARN
[   23.921804][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.921804][    C0] Call Trace:
[   23.921805][    C0]  <IRQ>
[   23.921805][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.921807][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   23.921809][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.921812][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.921814][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.921817][    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))
[   23.921818][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   23.921820][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.921821][    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)
[   23.921823][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.921825][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   23.921827][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.921829][    C0]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   23.921830][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.921833][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.921834][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.921836][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.921838][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.921840][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.921842][    C0]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   23.921844][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.921846][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.921848][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.921850][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.921852][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.921854][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.921856][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.921857][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.921859][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.921861][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.921862][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.921864][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.921866][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.921869][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   23.921870][    C0]  _printk (kernel/printk/printk.c:2504)
[   23.921872][    C0]  ? snapshot_read.cold (user.c:?)
[   23.921874][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   23.921875][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.921878][    C0]  clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10))
[   23.921879][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   23.921881][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   23.921882][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   23.921884][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   23.921886][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   23.921888][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.921889][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.921891][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.921893][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   23.921895][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   23.921897][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   23.921899][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.921901][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   23.921903][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   23.921905][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   23.921907][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.921908][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.921910][    C0]  handle_softirqs (kernel/softirq.c:645)
[   23.921912][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.921913][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   23.921915][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   23.921917][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   23.921918][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   23.921920][    C0]  </IRQ>
[   23.921920][    C0]  <TASK>
[   23.921921][    C0]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   23.921922][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   23.921924][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   23.921925][    C0] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 f2 f5 01 	mov    0x1f5f294(%rip),%rdi        # 0x1f5f29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 b3 95 00 	sub    0x95b358(%rip),%rax        # 0x95b36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 a6 11 00 	verw   0x11a613(%rip)        # 0x11a63b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   23.921926][    C0] RSP: 0018:ffffffffb0a07cf8 EFLAGS: 00000296
[   23.921927][    C0] RAX: 00000000000c2a99 RBX: ffffffffb0a1c600 RCX: ffffffffadaf0307
[   23.921928][    C0] RDX: ffffffffb0a1c600 RSI: ffffffffb0838b1c RDI: ffffffffb028d8e0
[   23.921929][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   23.921930][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6140fa2
[   23.921931][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   23.921932][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   23.921934][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   23.921936][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   23.921937][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   23.921939][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   23.921940][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   23.921942][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   23.921943][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.921945][    C0]  do_idle (kernel/sched/idle.c:355)
[   23.921947][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   23.921948][    C0]  rest_init (init/main.c:727)
[   23.921950][    C0]  ? __cpuidle_text_end (??:?)
[   23.921953][    C0]  ? rest_init (init/main.c:727)
[   23.921954][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   23.921956][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   23.921958][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   23.921960][    C0]  start_kernel (init/main.c:1185)
[   23.921961][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   23.921966][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   23.921967][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   26.100120][   T70] softirqs last disabled at (43180): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [   26.100123][   T70] Preemption disabled at:
| [   26.100124][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [   26.100140][   T70] Tainted: [W]=WARN
[   26.100141][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.100144][   T70] Workqueue: netns cleanup_net
[   26.100151][   T70] Call Trace:
[   26.100153][   T70]  <TASK>
[   26.100155][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.100161][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   26.100164][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.100169][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.100173][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.100178][   T70]  __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))
[   26.100183][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.100186][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.100191][   T70]  ? 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)
[   26.100194][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.100197][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[   26.100200][   T70]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   26.100202][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.100206][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.100210][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.100215][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.100217][   T70]  ? 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)
[   26.100219][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.100222][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.100224][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.100227][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.100230][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.100234][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.100237][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.100240][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.100242][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.100245][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.100248][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.100251][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.100254][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.100259][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.100261][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.100264][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.100266][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.100269][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.100271][   T70]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.100273][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   26.100277][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.100279][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.100283][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.100286][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.100289][   T70]  ? process_one_work (kernel/workqueue.c:3387)
[   26.100292][   T70]  ? kthread (kernel/kthread.c:436)
[   26.100295][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[   26.100299][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   26.100302][   T70]  _printk (kernel/printk/printk.c:2504)
[   26.100306][   T70]  ? snapshot_read.cold (user.c:?)
[   26.100310][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   26.100314][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   26.100317][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   26.100320][   T70]  ? netdev_notice (net/core/dev.c:13194)
[   26.100323][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.100326][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   26.100328][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   26.100332][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   26.100334][   T70]  ? 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)
[   26.100339][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   26.100343][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[   26.100347][   T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   26.100368][   T70] br_dev_delete (net/bridge/br_if.c:387) bridge
[   26.100382][   T70] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[   26.100396][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[   26.100399][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[   26.100408][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   26.100413][   T70]  cleanup_net (net/core/net_namespace.c:706)
[   26.100416][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.100419][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.100421][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.100425][   T70]  process_one_work (kernel/workqueue.c:3387)
[   26.100429][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   26.100432][   T70]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.100435][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.100439][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   26.100443][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   26.100445][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   26.100448][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   26.100451][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   26.100453][   T70]  kthread (kernel/kthread.c:436)
[   26.100456][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.100458][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   26.100461][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.100464][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   26.100467][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.100471][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable
__irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__fib6_clean_all:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars