======================================
| [    9.767521][  T186] softirqs last disabled at (31322): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [    9.767523][  T186] Preemption disabled at:
| [    9.767523][  T186] 0x0
| [    9.767533][  T186] Tainted: [W]=WARN
[    9.767534][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.767535][  T186] Call Trace:
[    9.767537][  T186]  <TASK>
[    9.767538][  T186]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.767544][  T186]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.767548][  T186]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.767552][  T186]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.767557][  T186]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.767559][  T186]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.767565][  T186]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.767567][  T186]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.767570][  T186]  put_chars (drivers/char/virtio_console.c:1176)
[    9.767573][  T186]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.767574][  T186]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.767579][  T186]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.767584][  T186]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.767590][  T186]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.767592][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.767595][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.767598][  T186]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.767602][  T186]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.767604][  T186]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[    9.767607][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.767609][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.767613][  T186]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.767617][  T186]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.767619][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.767624][  T186]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.767627][  T186]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.767628][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.767630][  T186]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.767634][  T186]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.767636][  T186]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.767639][  T186]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.767643][  T186]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.767646][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.767649][  T186]  _printk (kernel/printk/printk.c:2504)
[    9.767653][  T186]  ? snapshot_read.cold (user.c:?)
[    9.767655][  T186]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.767658][  T186]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.767662][  T186]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.767664][  T186]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.767668][  T186]  ? exit_notify (kernel/exit.c:780)
[    9.767670][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.767672][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.767676][  T186]  do_group_exit (kernel/exit.c:1151)
[    9.767679][  T186]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.767681][  T186]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.767683][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.767690][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.767693][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.767695][  T186] RIP: 0033:0x7f8bedbae1b8
[    9.767697][  T186] Code: Unable to access opcode bytes at 0x7f8bedbae18e.

Code starting with the faulting instruction
===========================================
[    9.767698][  T186] RSP: 002b:00007fff7dc2e508 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.767700][  T186] RAX: ffffffffffffffda RBX: 00007f8bedcdef88 RCX: 00007f8bedbae1b8
[    9.767702][  T186] RDX: 00007f8bed8f8fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.767703][  T186] RBP: 00007fff7dc2e560 R08: 0000000000000000 R09: 0000000000008010
[    9.767703][  T186] R10: 00007fff7dc2e320 R11: 0000000000000246 R12: 0000000000000001
[    9.767704][  T186] R13: 0000000000000000 R14: 00007f8bedcdd680 R15: 00007f8bedcdefa0
| [   10.885374][  T227] softirqs last disabled at (19393): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.885377][  T227] Preemption disabled at:
| [   10.885377][  T227] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.885386][  T227] Tainted: [W]=WARN
[   10.885387][  T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.885389][  T227] Call Trace:
[   10.885391][  T227]  <TASK>
[   10.885392][  T227]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.885397][  T227]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.885400][  T227]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.885404][  T227]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.885408][  T227]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.885413][  T227]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.885415][  T227]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.885421][  T227]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.885424][  T227]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.885427][  T227]  put_chars (drivers/char/virtio_console.c:1176)
[   10.885429][  T227]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.885431][  T227]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.885435][  T227]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.885438][  T227]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.885442][  T227]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.885445][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.885453][  T227]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.885457][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.885462][  T227]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.885466][  T227]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.885467][  T227]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.885470][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.885473][  T227]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.885477][  T227]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.885481][  T227]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.885482][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.885487][  T227]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.885490][  T227]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.885492][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.885494][  T227]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.885497][  T227]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.885499][  T227]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.885502][  T227]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.885506][  T227]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.885511][  T227]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   10.885515][  T227]  _printk (kernel/printk/printk.c:2504)
[   10.885518][  T227]  ? snapshot_read.cold (user.c:?)
[   10.885524][  T227]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   10.885527][  T227] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q
[   10.885530][  T227]  do_one_initcall (init/main.c:1357)
[   10.885533][  T227]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   10.885537][  T227]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   10.885540][  T227]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   10.885544][  T227]  do_init_module (kernel/module/main.c:3117)
[   10.885548][  T227]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.885552][  T227]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   10.885555][  T227]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   10.885559][  T227]  load_module (kernel/module/main.c:3593)
[   10.885566][  T227]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   10.885570][  T227]  ? __ia32_sys_fsconfig (??:?)
[   10.885573][  T227]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   10.885576][  T227]  ? backing_file_read_iter (fs/backing-file.c:211)
[   10.885579][  T227]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.885583][  T227]  init_module_from_file (kernel/module/main.c:3790)
[   10.885586][  T227]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   10.885594][  T227]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.885597][  T227]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.885600][  T227]  idempotent_init_module (kernel/module/main.c:3802)
[   10.885603][  T227]  ? init_module_from_file (kernel/module/main.c:3791)
[   10.885609][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.885612][  T227]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.885617][  T227]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   10.885619][  T227]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.885623][  T227]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.885624][  T227]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.885627][  T227]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.885629][  T227] RIP: 0033:0x7f7f65c3237d
[   10.885633][  T227] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.885634][  T227] RSP: 002b:00007ffdabbaf6e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   10.885637][  T227] RAX: ffffffffffffffda RBX: 000055c630a29810 RCX: 00007f7f65c3237d
[   10.885638][  T227] RDX: 0000000000000000 RSI: 000055c617fcfffd RDI: 0000000000000000
[   10.885639][  T227] RBP: 00007ffdabbaf780 R08: 0000000000000000 R09: 0000000000000000
[   10.885640][  T227] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c617fcfffd
[   10.885641][  T227] R13: 000055c630a29960 R14: 0000000000040000 R15: 0000000000000000
| [   12.236490][  T279] softirqs last disabled at (15196): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   12.236492][  T279] Preemption disabled at:
| [   12.236493][  T279] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.236502][  T279] Tainted: [W]=WARN
[   12.236503][  T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.236504][  T279] Call Trace:
[   12.236506][  T279]  <TASK>
[   12.236507][  T279]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.236513][  T279]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.236515][  T279]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.236520][  T279]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.236524][  T279]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.236529][  T279]  __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))
[   12.236531][  T279]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.236537][  T279]  ? 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)
[   12.236539][  T279]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.236543][  T279]  put_chars (drivers/char/virtio_console.c:1176)
[   12.236546][  T279]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.236550][  T279]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.236553][  T279]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.236556][  T279]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.236558][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.236560][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.236564][  T279]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.236566][  T279]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.236569][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.236573][  T279]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.236577][  T279]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.236580][  T279]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.236582][  T279]  ? 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))
[   12.236585][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.236588][  T279]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.236592][  T279]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.236596][  T279]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.236598][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.236599][  T279]  ? exc_page_fault (arch/x86/mm/fault.c:1481 arch/x86/mm/fault.c:1536)
[   12.236604][  T279]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.236607][  T279]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.236609][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.236611][  T279]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.236615][  T279]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.236617][  T279]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.236620][  T279]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.236624][  T279]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.236627][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.236628][  T279]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   12.236632][  T279]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.236635][  T279]  _printk (kernel/printk/printk.c:2504)
[   12.236639][  T279]  ? snapshot_read.cold (user.c:?)
[   12.236643][  T279]  ? br_multicast_flood (??:?) bridge
[   12.236655][  T279]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.236656][  T279]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.236658][  T279]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.236662][  T279] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   12.236672][  T279] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   12.236681][  T279] new_nbp (net/bridge/br_if.c:449) bridge
[   12.236690][  T279] br_add_if (net/bridge/br_if.c:592) bridge
[   12.236697][  T279]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   12.236705][  T279]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.236708][  T279]  ? __kernel_text_address (kernel/extable.c:79)
[   12.236712][  T279]  do_set_master (net/core/rtnetlink.c:3071)
[   12.236717][  T279]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.236720][  T279]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.236723][  T279]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.236724][  T279]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.236727][  T279]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.236730][  T279]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.236733][  T279]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.236735][  T279]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.236738][  T279]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.236741][  T279]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.236742][  T279]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.236745][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.236747][  T279]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   12.236750][  T279]  ? ___sys_sendmsg (net/socket.c:2757)
[   12.236755][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.236757][  T279]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.236759][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.236762][  T279]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.236763][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.236765][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.236767][  T279]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.236771][  T279]  ? __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)
[   12.236773][  T279]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.236775][  T279]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.236779][  T279]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.236780][  T279]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.236785][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.236790][  T279]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.236796][  T279]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.236798][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.236802][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.236804][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.236806][  T279]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.236808][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.236812][  T279]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.236814][  T279]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.236817][  T279]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.236818][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.236823][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.236825][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.236828][  T279]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.236830][  T279]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.236833][  T279]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.236839][  T279]  ? 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))
[   12.236840][  T279]  ? 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))
[   12.236845][  T279]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.236849][  T279]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.236851][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.236855][  T279]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.236859][  T279]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.236863][  T279]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.236868][  T279]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.236871][  T279]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.236873][  T279]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.236875][  T279]  ? move_addr_to_kernel (net/socket.c:258)
[   12.236882][  T279]  ___sys_sendmsg (net/socket.c:2767)
[   12.236885][  T279]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.236900][  T279]  __sys_sendmsg (net/socket.c:2799)
[   12.236903][  T279]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.236909][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.236913][  T279]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.236915][  T279]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.236918][  T279]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.236920][  T279] RIP: 0033:0x7ff5f2d0254e
[   12.236923][  T279] 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
[   12.236925][  T279] RSP: 002b:00007ffd343f5d00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.236928][  T279] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff5f2d0254e
[   12.236930][  T279] RDX: 0000000000000000 RSI: 00007ffd343f5db0 RDI: 0000000000000005
[   12.236930][  T279] RBP: 00007ffd343f5d10 R08: 0000000000000000 R09: 0000000000000000
[   12.236931][  T279] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9179cf
[   12.236932][  T279] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd343f6470
| [   13.856547][  T341] softirqs last disabled at (11054): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   13.856549][  T341] Preemption disabled at:
| [   13.856550][  T341] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.856559][  T341] Tainted: [W]=WARN
[   13.856560][  T341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.856562][  T341] Call Trace:
[   13.856563][  T341]  <TASK>
[   13.856565][  T341]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.856570][  T341]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.856572][  T341]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.856577][  T341]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.856581][  T341]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.856586][  T341]  __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))
[   13.856588][  T341]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.856593][  T341]  ? 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)
[   13.856596][  T341]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.856599][  T341]  put_chars (drivers/char/virtio_console.c:1176)
[   13.856601][  T341]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   13.856603][  T341]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.856606][  T341]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.856610][  T341]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.856613][  T341]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.856616][  T341]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.856619][  T341]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.856621][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.856622][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.856626][  T341]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.856628][  T341]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.856631][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.856634][  T341]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.856638][  T341]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.856641][  T341]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.856643][  T341]  ? 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))
[   13.856646][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.856648][  T341]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.856652][  T341]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.856656][  T341]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.856658][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.856663][  T341]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.856666][  T341]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.856668][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.856670][  T341]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.856674][  T341]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.856675][  T341]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.856679][  T341]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.856683][  T341]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.856685][  T341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.856688][  T341]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.856691][  T341]  _printk (kernel/printk/printk.c:2504)
[   13.856695][  T341]  ? snapshot_read.cold (user.c:?)
[   13.856698][  T341]  ? br_multicast_flood (??:?) bridge
[   13.856715][  T341]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.856717][  T341]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.856718][  T341]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.856722][  T341] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   13.856732][  T341] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   13.856740][  T341] new_nbp (net/bridge/br_if.c:449) bridge
[   13.856749][  T341] br_add_if (net/bridge/br_if.c:592) bridge
[   13.856756][  T341]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   13.856760][  T341]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   13.856762][  T341]  ? __kernel_text_address (kernel/extable.c:79)
[   13.856766][  T341]  do_set_master (net/core/rtnetlink.c:3071)
[   13.856770][  T341]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.856773][  T341]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.856776][  T341]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.856778][  T341]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.856779][  T341]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.856783][  T341]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.856785][  T341]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.856787][  T341]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.856789][  T341]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.856792][  T341]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.856794][  T341]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.856796][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.856798][  T341]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   13.856801][  T341]  ? ___sys_sendmsg (net/socket.c:2757)
[   13.856806][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.856807][  T341]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.856810][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.856812][  T341]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.856814][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.856815][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.856818][  T341]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.856821][  T341]  ? __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)
[   13.856825][  T341]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.856827][  T341]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.856830][  T341]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.856831][  T341]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.856836][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.856841][  T341]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.856846][  T341]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.856848][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.856852][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.856854][  T341]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.856856][  T341]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.856857][  T341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.856861][  T341]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.856863][  T341]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.856866][  T341]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.856867][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.856871][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.856873][  T341]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.856876][  T341]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.856878][  T341]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.856881][  T341]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.856887][  T341]  ? 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))
[   13.856888][  T341]  ? 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))
[   13.856892][  T341]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.856896][  T341]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.856898][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.856902][  T341]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.856906][  T341]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.856909][  T341]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.856914][  T341]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.856917][  T341]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.856919][  T341]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.856920][  T341]  ? move_addr_to_kernel (net/socket.c:258)
[   13.856927][  T341]  ___sys_sendmsg (net/socket.c:2767)
[   13.856930][  T341]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.856945][  T341]  __sys_sendmsg (net/socket.c:2799)
[   13.856948][  T341]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.856954][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.856957][  T341]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.856960][  T341]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.856962][  T341]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.856964][  T341] RIP: 0033:0x7f9413c0854e
[   13.856968][  T341] 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
[   13.856970][  T341] RSP: 002b:00007ffd37cb9bb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.856972][  T341] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9413c0854e
[   13.856973][  T341] RDX: 0000000000000000 RSI: 00007ffd37cb9c60 RDI: 0000000000000005
[   13.856974][  T341] RBP: 00007ffd37cb9bc0 R08: 0000000000000000 R09: 0000000000000000
[   13.856975][  T341] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9179d1
[   13.856976][  T341] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd37cba320
| [   15.309047][  T397] softirqs last disabled at (11718): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   15.309049][  T397] Preemption disabled at:
| [   15.309050][  T397] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.309059][  T397] Tainted: [W]=WARN
[   15.309059][  T397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.309061][  T397] Call Trace:
[   15.309062][  T397]  <TASK>
[   15.309064][  T397]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.309069][  T397]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.309071][  T397]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.309076][  T397]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.309080][  T397]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.309085][  T397]  __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))
[   15.309087][  T397]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.309092][  T397]  ? 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)
[   15.309095][  T397]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.309098][  T397]  put_chars (drivers/char/virtio_console.c:1176)
[   15.309100][  T397]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   15.309102][  T397]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.309105][  T397]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.309109][  T397]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.309112][  T397]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.309115][  T397]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.309118][  T397]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.309120][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.309121][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.309125][  T397]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.309127][  T397]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   15.309130][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.309132][  T397]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.309136][  T397]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.309140][  T397]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.309142][  T397]  ? 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))
[   15.309145][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.309147][  T397]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.309151][  T397]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.309155][  T397]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.309157][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.309162][  T397]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.309165][  T397]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.309166][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.309169][  T397]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.309172][  T397]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.309174][  T397]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.309177][  T397]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.309181][  T397]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.309184][  T397]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.309186][  T397]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   15.309190][  T397]  _printk (kernel/printk/printk.c:2504)
[   15.309193][  T397]  ? snapshot_read.cold (user.c:?)
[   15.309197][  T397]  ? br_multicast_flood (??:?) bridge
[   15.309210][  T397]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.309211][  T397]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.309212][  T397]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.309216][  T397] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   15.309226][  T397] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   15.309234][  T397] new_nbp (net/bridge/br_if.c:449) bridge
[   15.309243][  T397] br_add_if (net/bridge/br_if.c:592) bridge
[   15.309250][  T397]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   15.309254][  T397]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   15.309257][  T397]  ? __kernel_text_address (kernel/extable.c:79)
[   15.309261][  T397]  do_set_master (net/core/rtnetlink.c:3071)
[   15.309265][  T397]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.309268][  T397]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.309271][  T397]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.309273][  T397]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.309274][  T397]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.309278][  T397]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.309280][  T397]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.309282][  T397]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.309284][  T397]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.309287][  T397]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.309289][  T397]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.309292][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.309293][  T397]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   15.309296][  T397]  ? ___sys_sendmsg (net/socket.c:2757)
[   15.309301][  T397]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.309302][  T397]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.309305][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.309307][  T397]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.309309][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.309310][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.309313][  T397]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.309317][  T397]  ? __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)
[   15.309320][  T397]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.309322][  T397]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.309325][  T397]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.309327][  T397]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.309331][  T397]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.309336][  T397]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.309341][  T397]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.309343][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.309347][  T397]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.309351][  T397]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.309353][  T397]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.309355][  T397]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.309358][  T397]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.309360][  T397]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.309363][  T397]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.309365][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.309369][  T397]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.309371][  T397]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.309374][  T397]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.309376][  T397]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.309378][  T397]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.309384][  T397]  ? 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))
[   15.309386][  T397]  ? 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))
[   15.309390][  T397]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.309393][  T397]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.309396][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.309400][  T397]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.309403][  T397]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.309407][  T397]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.309412][  T397]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.309415][  T397]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.309417][  T397]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.309418][  T397]  ? move_addr_to_kernel (net/socket.c:258)
[   15.309425][  T397]  ___sys_sendmsg (net/socket.c:2767)
[   15.309428][  T397]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.309443][  T397]  __sys_sendmsg (net/socket.c:2799)
[   15.309446][  T397]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.309452][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.309455][  T397]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.309457][  T397]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.309460][  T397]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.309462][  T397] RIP: 0033:0x7f4a53e1254e
[   15.309465][  T397] 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
[   15.309467][  T397] RSP: 002b:00007fff45608120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.309470][  T397] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4a53e1254e
[   15.309471][  T397] RDX: 0000000000000000 RSI: 00007fff456081d0 RDI: 0000000000000005
[   15.309472][  T397] RBP: 00007fff45608130 R08: 0000000000000000 R09: 0000000000000000
[   15.309473][  T397] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9179d2
[   15.309474][  T397] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff45608890
| [   24.185297][  T509] softirqs last disabled at (17561): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   24.185299][  T509] Preemption disabled at:
| [   24.185300][  T509] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.185308][  T509] Tainted: [W]=WARN
[   24.185309][  T509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.185311][  T509] Call Trace:
[   24.185312][  T509]  <TASK>
[   24.185314][  T509]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.185319][  T509]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.185321][  T509]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.185325][  T509]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.185329][  T509]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   24.185334][  T509]  __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))
[   24.185336][  T509]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.185342][  T509]  ? 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)
[   24.185345][  T509]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.185348][  T509]  put_chars (drivers/char/virtio_console.c:1176)
[   24.185351][  T509]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   24.185353][  T509]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.185356][  T509]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.185359][  T509]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.185363][  T509]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.185366][  T509]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.185367][  T509]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.185372][  T509]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.185373][  T509]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   24.185376][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.185379][  T509]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.185382][  T509]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.185386][  T509]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.185388][  T509]  ? 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))
[   24.185391][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.185393][  T509]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.185396][  T509]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.185400][  T509]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.185402][  T509]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.185407][  T509]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.185410][  T509]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.185411][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.185413][  T509]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   24.185417][  T509]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.185418][  T509]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.185422][  T509]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.185426][  T509]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.185431][  T509]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   24.185434][  T509]  _printk (kernel/printk/printk.c:2504)
[   24.185438][  T509]  ? snapshot_read.cold (user.c:?)
[   24.185443][  T509]  ? 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)
[   24.185446][  T509] gact_init_module (net/sched/act_gact.c:180) act_gact
[   24.185449][  T509]  do_one_initcall (init/main.c:1357)
[   24.185451][  T509]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   24.185455][  T509]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   24.185458][  T509]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   24.185463][  T509]  do_init_module (kernel/module/main.c:3117)
[   24.185467][  T509]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   24.185471][  T509]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   24.185474][  T509]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   24.185477][  T509]  load_module (kernel/module/main.c:3593)
[   24.185484][  T509]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   24.185488][  T509]  ? __ia32_sys_fsconfig (??:?)
[   24.185490][  T509]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   24.185494][  T509]  ? backing_file_read_iter (fs/backing-file.c:211)
[   24.185497][  T509]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.185501][  T509]  init_module_from_file (kernel/module/main.c:3790)
[   24.185504][  T509]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   24.185511][  T509]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   24.185515][  T509]  ? 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)
[   24.185518][  T509]  idempotent_init_module (kernel/module/main.c:3802)
[   24.185521][  T509]  ? init_module_from_file (kernel/module/main.c:3791)
[   24.185527][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.185529][  T509]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   24.185535][  T509]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   24.185537][  T509]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.185540][  T509]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.185542][  T509]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   24.185544][  T509]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.185547][  T509] RIP: 0033:0x7fcbdd7d137d
[   24.185550][  T509] 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
[   24.185551][  T509] RSP: 002b:00007ffcdbc95e98 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   24.185554][  T509] RAX: ffffffffffffffda RBX: 000055a7a4f78810 RCX: 00007fcbdd7d137d
[   24.185555][  T509] RDX: 0000000000000000 RSI: 000055a791562ffd RDI: 0000000000000000
[   24.185556][  T509] RBP: 00007ffcdbc95f30 R08: 0000000000000000 R09: 0000000000000000
[   24.185557][  T509] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a791562ffd
[   24.185558][  T509] R13: 000055a7a4f78960 R14: 0000000000040000 R15: 0000000000000000
| [   27.484442][    C0] softirqs last disabled at (1079239): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   27.484443][    C0] Preemption disabled at:
| [   27.484444][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   27.484453][    C0] Tainted: [W]=WARN
[   27.484454][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.484455][    C0] Call Trace:
[   27.484457][    C0]  <IRQ>
[   27.484458][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.484464][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   27.484465][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.484469][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.484472][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   27.484475][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.484478][    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))
[   27.484481][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.484484][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.484487][    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)
[   27.484489][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.484491][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   27.484492][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.484494][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   27.484498][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.484501][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.484502][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.484504][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.484506][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.484508][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.484510][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.484512][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.484514][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.484515][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   27.484517][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.484519][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.484522][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.484524][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.484525][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.484527][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.484528][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.484530][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.484532][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.484534][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.484536][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.484538][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.484540][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.484542][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.484543][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   27.484547][    C0]  _printk (kernel/printk/printk.c:2504)
[   27.484550][    C0]  ? snapshot_read.cold (user.c:?)
[   27.484552][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   27.484556][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.484558][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   27.484560][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   27.484562][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.484565][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.484567][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.484568][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.484571][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.484572][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.484584][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.484586][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.484588][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.484594][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.484595][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.484601][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.484608][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.484613][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   27.484617][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.484618][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.484622][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.484624][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.484625][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.484627][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.484629][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.484636][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.484638][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.484640][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.484643][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.484645][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.484646][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.484649][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.484650][    C0]  handle_softirqs (kernel/softirq.c:645)
[   27.484652][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.484654][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.484656][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.484657][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   27.484659][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.484661][    C0]  </IRQ>
[   27.484662][    C0]  <TASK>
[   27.484663][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   27.484664][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.484667][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.484669][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   27.484671][    C0] RSP: 0018:ffffffff9e807cf8 EFLAGS: 00000296
[   27.484674][    C0] RAX: 00000000001077c5 RBX: ffffffff9e81c600 RCX: ffffffff9b8f0307
[   27.484676][    C0] RDX: ffffffff9e81c600 RSI: ffffffff9e638af6 RDI: ffffffff9e08d8e0
[   27.484676][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.484677][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3d00fa2
[   27.484678][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   27.484680][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.484683][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.484684][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.484686][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   27.484688][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.484689][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   27.484691][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.484693][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.484695][    C0]  do_idle (kernel/sched/idle.c:355)
[   27.484696][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.484698][    C0]  rest_init (init/main.c:727)
[   27.484700][    C0]  ? __cpuidle_text_end (??:?)
[   27.484702][    C0]  ? rest_init (init/main.c:727)
[   27.484704][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   27.484708][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   27.484710][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   27.484712][    C0]  start_kernel (init/main.c:1185)
[   27.484714][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   27.484716][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   27.484718][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   27.553652][    C0]
| [   27.553774][    C0]
| [   27.553774][    C0] stack backtrace:
| [   27.553961][    C0] Tainted: [W]=WARN
[   27.553962][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.553963][    C0] Call Trace:
[   27.553964][    C0]  <IRQ>
[   27.553965][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.553968][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   27.553971][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.553974][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.553976][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.553977][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.553980][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.553981][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.553988][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.553991][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.553993][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.553999][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.554000][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.554006][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.554012][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.554018][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   27.554020][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.554022][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.554025][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.554027][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.554028][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.554031][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.554032][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.554039][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.554041][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.554043][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.554046][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.554047][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.554049][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.554051][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.554053][    C0]  handle_softirqs (kernel/softirq.c:645)
[   27.554055][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.554056][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.554058][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.554060][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   27.554061][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.554063][    C0]  </IRQ>
[   27.554063][    C0]  <TASK>
[   27.554064][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   27.554065][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.554067][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.554069][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   27.554070][    C0] RSP: 0018:ffffffff9e807cf8 EFLAGS: 00000296
[   27.554072][    C0] RAX: 00000000001077c5 RBX: ffffffff9e81c600 RCX: ffffffff9b8f0307
[   27.554073][    C0] RDX: ffffffff9e81c600 RSI: ffffffff9e638af6 RDI: ffffffff9e08d8e0
[   27.554074][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.554074][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3d00fa2
[   27.554075][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   27.554077][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.554079][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.554080][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.554082][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   27.554084][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.554085][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   27.554087][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.554089][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.554091][    C0]  do_idle (kernel/sched/idle.c:355)
[   27.554092][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.554094][    C0]  rest_init (init/main.c:727)
[   27.554096][    C0]  ? __cpuidle_text_end (??:?)
[   27.554098][    C0]  ? rest_init (init/main.c:727)
[   27.554100][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   27.554104][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   27.554106][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   27.554108][    C0]  start_kernel (init/main.c:1185)
[   27.554110][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   27.554112][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   27.554113][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [  119.527271][ T1327] softirqs last disabled at (0): 0x0
| [  119.527273][ T1327] Preemption disabled at:
| [  119.527274][ T1327] dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
| [  119.527285][ T1327] Tainted: [W]=WARN
[  119.527286][ T1327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.527287][ T1327] Call Trace:
[  119.527289][ T1327]  <TASK>
[  119.527290][ T1327]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  119.527296][ T1327]  ? dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
[  119.527297][ T1327]  __might_resched.cold (kernel/sched/core.c:9234)
[  119.527301][ T1327]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  119.527304][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.527308][ T1327]  __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))
[  119.527312][ T1327]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  119.527314][ T1327]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  119.527318][ T1327]  ? 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)
[  119.527320][ T1327]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  119.527321][ T1327]  put_chars (drivers/char/virtio_console.c:1176)
[  119.527323][ T1327]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  119.527325][ T1327]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  119.527328][ T1327]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  119.527330][ T1327]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  119.527333][ T1327]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  119.527334][ T1327]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  119.527336][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.527338][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.527339][ T1327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.527341][ T1327]  console_emit_next_record (kernel/printk/printk.c:3183)
[  119.527344][ T1327]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  119.527346][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.527347][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.527352][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.527353][ T1327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.527355][ T1327]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  119.527357][ T1327]  console_flush_one_record (kernel/printk/printk.c:3268)
[  119.527365][ T1327]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  119.527368][ T1327]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  119.527370][ T1327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.527371][ T1327]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  119.527373][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.527375][ T1327]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  119.527376][ T1327]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  119.527377][ T1327]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  119.527379][ T1327]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  119.527381][ T1327]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  119.527383][ T1327]  vprintk_emit (kernel/printk/printk.c:2479)
[  119.527386][ T1327]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  119.527388][ T1327]  _printk (kernel/printk/printk.c:2504)
[  119.527391][ T1327]  ? snapshot_read.cold (user.c:?)
[  119.527393][ T1327]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  119.527396][ T1327]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  119.527398][ T1327]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  119.527400][ T1327]  ? netdev_notice (net/core/dev.c:13194)
[  119.527401][ T1327]  ? kasan_save_track (mm/kasan/common.c:78)
[  119.527404][ T1327]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  119.527406][ T1327]  ? __hw_addr_add_ex (./include/linux/slab.h:991 (discriminator 1) net/core/dev_addr_lists.c:62 (discriminator 1) net/core/dev_addr_lists.c:120 (discriminator 1))
[  119.527408][ T1327]  ? 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)
[  119.527411][ T1327]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  119.527413][ T1327]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  119.527416][ T1327]  dev_uc_add_excl (net/core/dev_addr_lists.c:801)
[  119.527418][ T1327]  ndo_dflt_fdb_add (net/core/rtnetlink.c:4740)
[  119.527421][ T1327]  ? __nla_parse (lib/nlattr.c:732)
[  119.527424][ T1327]  rtnl_fdb_add (net/core/rtnetlink.c:4845)
[  119.527425][ T1327]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.527427][ T1327]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  119.527428][ T1327]  ? rtnl_fdb_del (net/core/rtnetlink.c:4918 (discriminator 2))
[  119.527429][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.527431][ T1327]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  119.527434][ T1327]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  119.527436][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.527438][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.527439][ T1327]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  119.527443][ T1327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.527445][ T1327]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  119.527446][ T1327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.527448][ T1327]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  119.527450][ T1327]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  119.527453][ T1327]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  119.527455][ T1327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.527457][ T1327]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  119.527458][ T1327]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.527459][ T1327]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  119.527462][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.527464][ T1327]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  119.527466][ T1327]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.527468][ T1327]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.527469][ T1327]  ? next_uptodate_folio (mm/filemap.c:3747)
[  119.527472][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.527474][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.527475][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.527477][ T1327]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  119.527479][ T1327]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  119.527481][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.527483][ T1327]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  119.527484][ T1327]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  119.527487][ T1327]  ? copy_msghdr_from_user (net/socket.c:2650)
[  119.527489][ T1327]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  119.527490][ T1327]  ? move_addr_to_kernel (net/socket.c:258)
[  119.527492][ T1327]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  119.527495][ T1327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.527497][ T1327]  ___sys_sendmsg (net/socket.c:2767)
[  119.527498][ T1327]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  119.527501][ T1327]  ? copy_msghdr_from_user (net/socket.c:2619)
[  119.527502][ T1327]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  119.527507][ T1327]  __sys_sendmsg (net/socket.c:2799)
[  119.527509][ T1327]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  119.527512][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.527513][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.527515][ T1327]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  119.527518][ T1327]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  119.527520][ T1327]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.527522][ T1327] RIP: 0033:0x7f2d23f2254e
[  119.527523][ T1327] 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
[  119.527525][ T1327] RSP: 002b:00007ffcdb64c0e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  119.527529][ T1327] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2d23f2254e
[  119.527530][ T1327] RDX: 0000000000000000 RSI: 00007ffcdb64c190 RDI: 0000000000000005
[  119.527531][ T1327] RBP: 00007ffcdb64c0f0 R08: 0000000000000000 R09: 0000000000000000
[  119.527532][ T1327] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917a3c
[  119.527533][ T1327] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  133.650206][ T2254] softirqs last disabled at (0): 0x0
| [  133.650207][ T2254] Preemption disabled at:
| [  133.650208][ T2254] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
| [  133.650219][ T2254] Tainted: [W]=WARN
[  133.650220][ T2254] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  133.650221][ T2254] Call Trace:
[  133.650223][ T2254]  <TASK>
[  133.650224][ T2254]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  133.650229][ T2254]  ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
[  133.650231][ T2254]  __might_resched.cold (kernel/sched/core.c:9234)
[  133.650235][ T2254]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  133.650238][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  133.650242][ T2254]  __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))
[  133.650245][ T2254]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  133.650248][ T2254]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  133.650252][ T2254]  ? 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)
[  133.650253][ T2254]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  133.650255][ T2254]  put_chars (drivers/char/virtio_console.c:1176)
[  133.650257][ T2254]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  133.650259][ T2254]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  133.650262][ T2254]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  133.650266][ T2254]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  133.650267][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  133.650268][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  133.650270][ T2254]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  133.650272][ T2254]  console_emit_next_record (kernel/printk/printk.c:3183)
[  133.650275][ T2254]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  133.650276][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  133.650278][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  133.650279][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  133.650281][ T2254]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  133.650283][ T2254]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  133.650285][ T2254]  console_flush_one_record (kernel/printk/printk.c:3268)
[  133.650287][ T2254]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  133.650289][ T2254]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  133.650291][ T2254]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  133.650292][ T2254]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  133.650294][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  133.650295][ T2254]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  133.650297][ T2254]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  133.650298][ T2254]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  133.650300][ T2254]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  133.650302][ T2254]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  133.650304][ T2254]  vprintk_emit (kernel/printk/printk.c:2479)
[  133.650306][ T2254]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  133.650308][ T2254]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[  133.650311][ T2254]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[  133.650312][ T2254]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  133.650314][ T2254]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  133.650315][ T2254]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  133.650317][ T2254]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  133.650318][ T2254]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  133.650320][ T2254]  _printk (kernel/printk/printk.c:2504)
[  133.650323][ T2254]  ? snapshot_read.cold (user.c:?)
[  133.650325][ T2254]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  133.650328][ T2254]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  133.650330][ T2254]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  133.650331][ T2254]  ? netdev_notice (net/core/dev.c:13194)
[  133.650333][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  133.650335][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  133.650336][ T2254]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  133.650339][ T2254]  ? 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)
[  133.650340][ T2254]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  133.650341][ T2254]  ? 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)
[  133.650344][ T2254]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  133.650347][ T2254]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  133.650352][ T2254]  dev_uc_del (net/core/dev_addr_lists.c:845)
[  133.650353][ T2254]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  133.650355][ T2254]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  133.650357][ T2254]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  133.650358][ T2254]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[  133.650359][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  133.650360][ T2254]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  133.650363][ T2254]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  133.650366][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  133.650367][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  133.650369][ T2254]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  133.650372][ T2254]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  133.650374][ T2254]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  133.650376][ T2254]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  133.650377][ T2254]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  133.650379][ T2254]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  133.650383][ T2254]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  133.650384][ T2254]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  133.650385][ T2254]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  133.650387][ T2254]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  133.650388][ T2254]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  133.650391][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  133.650392][ T2254]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  133.650394][ T2254]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  133.650396][ T2254]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  133.650397][ T2254]  ? next_uptodate_folio (mm/filemap.c:3747)
[  133.650400][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  133.650402][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  133.650403][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  133.650405][ T2254]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  133.650407][ T2254]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  133.650409][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  133.650411][ T2254]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  133.650412][ T2254]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  133.650415][ T2254]  ? copy_msghdr_from_user (net/socket.c:2650)
[  133.650417][ T2254]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  133.650418][ T2254]  ? move_addr_to_kernel (net/socket.c:258)
[  133.650420][ T2254]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  133.650423][ T2254]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  133.650424][ T2254]  ___sys_sendmsg (net/socket.c:2767)
[  133.650426][ T2254]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  133.650428][ T2254]  ? copy_msghdr_from_user (net/socket.c:2619)
[  133.650430][ T2254]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  133.650435][ T2254]  __sys_sendmsg (net/socket.c:2799)
[  133.650437][ T2254]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  133.650439][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  133.650441][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  133.650443][ T2254]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  133.650445][ T2254]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  133.650452][ T2254]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  133.650454][ T2254] RIP: 0033:0x7f12dcd0254e
[  133.650456][ T2254] 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
[  133.650457][ T2254] RSP: 002b:00007ffca829e7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  133.650461][ T2254] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f12dcd0254e
[  133.650462][ T2254] RDX: 0000000000000000 RSI: 00007ffca829e880 RDI: 0000000000000005
[  133.650463][ T2254] RBP: 00007ffca829e7e0 R08: 0000000000000000 R09: 0000000000000000
[  133.650464][ T2254] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917a4a
[  133.650465][ T2254] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  147.679008][ T3187] softirqs last disabled at (0): 0x0
| [  147.679010][ T3187] Preemption disabled at:
| [  147.679011][ T3187] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
| [  147.679022][ T3187] Tainted: [W]=WARN
[  147.679022][ T3187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.679024][ T3187] Call Trace:
[  147.679026][ T3187]  <TASK>
[  147.679027][ T3187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  147.679032][ T3187]  ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
[  147.679033][ T3187]  __might_resched.cold (kernel/sched/core.c:9234)
[  147.679037][ T3187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  147.679040][ T3187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.679044][ T3187]  __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))
[  147.679048][ T3187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  147.679050][ T3187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  147.679054][ T3187]  ? 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)
[  147.679055][ T3187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  147.679057][ T3187]  put_chars (drivers/char/virtio_console.c:1176)
[  147.679059][ T3187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  147.679061][ T3187]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  147.679064][ T3187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  147.679067][ T3187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  147.679069][ T3187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.679070][ T3187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.679072][ T3187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  147.679074][ T3187]  console_emit_next_record (kernel/printk/printk.c:3183)
[  147.679076][ T3187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  147.679078][ T3187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.679080][ T3187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.679081][ T3187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.679083][ T3187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  147.679085][ T3187]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  147.679086][ T3187]  console_flush_one_record (kernel/printk/printk.c:3268)
[  147.679089][ T3187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  147.679091][ T3187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  147.679093][ T3187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  147.679094][ T3187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  147.679096][ T3187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.679097][ T3187]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  147.679099][ T3187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  147.679100][ T3187]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  147.679102][ T3187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  147.679104][ T3187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  147.679106][ T3187]  vprintk_emit (kernel/printk/printk.c:2479)
[  147.679108][ T3187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  147.679110][ T3187]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[  147.679113][ T3187]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[  147.679114][ T3187]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  147.679116][ T3187]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  147.679117][ T3187]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  147.679120][ T3187]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  147.679121][ T3187]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  147.679123][ T3187]  _printk (kernel/printk/printk.c:2504)
[  147.679126][ T3187]  ? snapshot_read.cold (user.c:?)
[  147.679128][ T3187]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  147.679130][ T3187]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  147.679132][ T3187]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  147.679134][ T3187]  ? netdev_notice (net/core/dev.c:13194)
[  147.679136][ T3187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.679137][ T3187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.679139][ T3187]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  147.679141][ T3187]  ? 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)
[  147.679143][ T3187]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  147.679144][ T3187]  ? 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)
[  147.679147][ T3187]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  147.679150][ T3187]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  147.679152][ T3187]  dev_uc_del (net/core/dev_addr_lists.c:845)
[  147.679154][ T3187]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  147.679155][ T3187]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  147.679157][ T3187]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  147.679158][ T3187]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[  147.679159][ T3187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.679161][ T3187]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  147.679164][ T3187]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  147.679166][ T3187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.679167][ T3187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.679169][ T3187]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  147.679172][ T3187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  147.679174][ T3187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  147.679176][ T3187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  147.679177][ T3187]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  147.679179][ T3187]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  147.679183][ T3187]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  147.679184][ T3187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  147.679186][ T3187]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  147.679187][ T3187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  147.679188][ T3187]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  147.679191][ T3187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.679192][ T3187]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  147.679194][ T3187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  147.679196][ T3187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  147.679198][ T3187]  ? next_uptodate_folio (mm/filemap.c:3747)
[  147.679201][ T3187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.679202][ T3187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.679204][ T3187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.679206][ T3187]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  147.679208][ T3187]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  147.679209][ T3187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.679211][ T3187]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  147.679213][ T3187]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  147.679216][ T3187]  ? copy_msghdr_from_user (net/socket.c:2650)
[  147.679217][ T3187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  147.679219][ T3187]  ? move_addr_to_kernel (net/socket.c:258)
[  147.679221][ T3187]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  147.679223][ T3187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  147.679225][ T3187]  ___sys_sendmsg (net/socket.c:2767)
[  147.679226][ T3187]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  147.679229][ T3187]  ? copy_msghdr_from_user (net/socket.c:2619)
[  147.679230][ T3187]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  147.679235][ T3187]  __sys_sendmsg (net/socket.c:2799)
[  147.679237][ T3187]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  147.679239][ T3187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.679241][ T3187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.679243][ T3187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  147.679246][ T3187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  147.679248][ T3187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  147.679249][ T3187] RIP: 0033:0x7f5871e8e54e
[  147.679251][ T3187] 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
[  147.679252][ T3187] RSP: 002b:00007ffd6414ecd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  147.679256][ T3187] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5871e8e54e
[  147.679258][ T3187] RDX: 0000000000000000 RSI: 00007ffd6414ed80 RDI: 0000000000000005
[  147.679258][ T3187] RBP: 00007ffd6414ece0 R08: 0000000000000000 R09: 0000000000000000
[  147.679259][ T3187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917a58
[  147.679260][ T3187] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  152.993513][ T3211] softirqs last disabled at (0): 0x0
| [  152.993515][ T3211] Preemption disabled at:
| [  152.993516][ T3211] vprintk_emit (kernel/printk/printk.c:2471)
| [  152.993527][ T3211] Tainted: [W]=WARN
[  152.993528][ T3211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  152.993529][ T3211] Call Trace:
[  152.993531][ T3211]  <TASK>
[  152.993532][ T3211]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  152.993537][ T3211]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  152.993539][ T3211]  __might_resched.cold (kernel/sched/core.c:9234)
[  152.993543][ T3211]  ? __module_address (kernel/module/main.c:3915)
[  152.993546][ T3211]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  152.993549][ T3211]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  152.993551][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993554][ T3211]  __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))
[  152.993558][ T3211]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  152.993560][ T3211]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  152.993564][ T3211]  ? 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)
[  152.993572][ T3211]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  152.993574][ T3211]  put_chars (drivers/char/virtio_console.c:1176)
[  152.993576][ T3211]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  152.993577][ T3211]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  152.993579][ T3211]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  152.993582][ T3211]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  152.993585][ T3211]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  152.993586][ T3211]  ? 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)
[  152.993588][ T3211]  ? vsnprintf (lib/vsprintf.c:2900)
[  152.993591][ T3211]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  152.993592][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993594][ T3211]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  152.993596][ T3211]  console_emit_next_record (kernel/printk/printk.c:3183)
[  152.993599][ T3211]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  152.993601][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993603][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993604][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993606][ T3211]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  152.993608][ T3211]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  152.993609][ T3211]  console_flush_one_record (kernel/printk/printk.c:3268)
[  152.993612][ T3211]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  152.993614][ T3211]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  152.993616][ T3211]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  152.993617][ T3211]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  152.993619][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993621][ T3211]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  152.993622][ T3211]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  152.993623][ T3211]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  152.993626][ T3211]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  152.993627][ T3211]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  152.993629][ T3211]  vprintk_emit (kernel/printk/printk.c:2479)
[  152.993632][ T3211]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  152.993634][ T3211]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  152.993636][ T3211]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  152.993637][ T3211]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  152.993639][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993641][ T3211]  _printk (kernel/printk/printk.c:2504)
[  152.993644][ T3211]  ? snapshot_read.cold (user.c:?)
[  152.993646][ T3211]  ? br_multicast_flood (??:?) bridge
[  152.993658][ T3211]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  152.993661][ T3211]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  152.993662][ T3211]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  152.993664][ T3211] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  152.993673][ T3211] br_init_port (net/bridge/br_stp_if.c:39) bridge
[  152.993680][ T3211] new_nbp (net/bridge/br_if.c:449) bridge
[  152.993687][ T3211] br_add_if (net/bridge/br_if.c:592) bridge
[  152.993694][ T3211]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[  152.993697][ T3211]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  152.993699][ T3211]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  152.993701][ T3211]  ? __kernel_text_address (kernel/extable.c:79)
[  152.993703][ T3211]  do_set_master (net/core/rtnetlink.c:3071)
[  152.993706][ T3211]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  152.993707][ T3211]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  152.993709][ T3211]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  152.993710][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993712][ T3211]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  152.993715][ T3211]  ? kasan_save_stack (mm/kasan/common.c:58)
[  152.993718][ T3211]  ? kasan_save_stack (mm/kasan/common.c:57)
[  152.993719][ T3211]  ? kasan_save_track (mm/kasan/common.c:78)
[  152.993721][ T3211]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  152.993722][ T3211]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  152.993724][ T3211]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  152.993725][ T3211]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  152.993726][ T3211]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  152.993729][ T3211]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  152.993730][ T3211]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  152.993731][ T3211]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  152.993734][ T3211]  ? ___sys_sendmsg (net/socket.c:2767)
[  152.993735][ T3211]  ? __sys_sendmsg (net/socket.c:2799)
[  152.993737][ T3211]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  152.993739][ T3211]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  152.993741][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993743][ T3211]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  152.993744][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993746][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993748][ T3211]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  152.993751][ T3211]  ? __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)
[  152.993753][ T3211]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  152.993754][ T3211]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  152.993756][ T3211]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  152.993757][ T3211]  ? nla_get_range_signed (lib/nlattr.c:270)
[  152.993759][ T3211]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  152.993761][ T3211]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  152.993763][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993765][ T3211]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  152.993766][ T3211]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  152.993768][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993770][ T3211]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  152.993772][ T3211]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  152.993773][ T3211]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  152.993775][ T3211]  ? __kernel_text_address (kernel/extable.c:79)
[  152.993776][ T3211]  ? write_profile (profile.c:?)
[  152.993777][ T3211]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  152.993779][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993781][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993783][ T3211]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  152.993786][ T3211]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  152.993788][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993789][ T3211]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  152.993791][ T3211]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  152.993792][ T3211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  152.993794][ T3211]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  152.993795][ T3211]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  152.993797][ T3211]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  152.993799][ T3211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  152.993800][ T3211]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  152.993802][ T3211]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  152.993803][ T3211]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  152.993805][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993807][ T3211]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  152.993809][ T3211]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  152.993811][ T3211]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  152.993813][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993814][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993816][ T3211]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  152.993818][ T3211]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  152.993820][ T3211]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  152.993821][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993823][ T3211]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  152.993825][ T3211]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  152.993827][ T3211]  ? copy_msghdr_from_user (net/socket.c:2650)
[  152.993828][ T3211]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  152.993830][ T3211]  ? move_addr_to_kernel (net/socket.c:258)
[  152.993831][ T3211]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  152.993834][ T3211]  ___sys_sendmsg (net/socket.c:2767)
[  152.993835][ T3211]  ? copy_msghdr_from_user (net/socket.c:2619)
[  152.993840][ T3211]  __sys_sendmsg (net/socket.c:2799)
[  152.993842][ T3211]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  152.993845][ T3211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  152.993847][ T3211]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  152.993848][ T3211]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  152.993850][ T3211]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  152.993852][ T3211] RIP: 0033:0x7f9562ff254e
[  152.993853][ T3211] 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
[  152.993855][ T3211] RSP: 002b:00007ffccf509e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  152.993859][ T3211] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9562ff254e
[  152.993860][ T3211] RDX: 0000000000000000 RSI: 00007ffccf509ee0 RDI: 0000000000000005
[  152.993861][ T3211] RBP: 00007ffccf509e40 R08: 0000000000000000 R09: 0000000000000000
[  152.993862][ T3211] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917a5c
[  152.993863][ T3211] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffccf50a5a0
| [  255.648433][ T4057] softirqs last disabled at (0): 0x0
| [  255.648435][ T4057] Preemption disabled at:
| [  255.648436][ T4057] dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
| [  255.648447][ T4057] Tainted: [W]=WARN
[  255.648448][ T4057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  255.648450][ T4057] Call Trace:
[  255.648451][ T4057]  <TASK>
[  255.648452][ T4057]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  255.648458][ T4057]  ? dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
[  255.648459][ T4057]  __might_resched.cold (kernel/sched/core.c:9234)
[  255.648463][ T4057]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  255.648466][ T4057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  255.648470][ T4057]  __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))
[  255.648473][ T4057]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  255.648476][ T4057]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  255.648480][ T4057]  ? 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)
[  255.648481][ T4057]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  255.648483][ T4057]  put_chars (drivers/char/virtio_console.c:1176)
[  255.648485][ T4057]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  255.648487][ T4057]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  255.648490][ T4057]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  255.648492][ T4057]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  255.648495][ T4057]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  255.648497][ T4057]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  255.648498][ T4057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  255.648500][ T4057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  255.648502][ T4057]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  255.648504][ T4057]  console_emit_next_record (kernel/printk/printk.c:3183)
[  255.648507][ T4057]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  255.648508][ T4057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  255.648510][ T4057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  255.648512][ T4057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  255.648513][ T4057]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  255.648515][ T4057]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  255.648517][ T4057]  console_flush_one_record (kernel/printk/printk.c:3268)
[  255.648519][ T4057]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  255.648522][ T4057]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  255.648524][ T4057]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  255.648525][ T4057]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  255.648527][ T4057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  255.648529][ T4057]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  255.648530][ T4057]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  255.648532][ T4057]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  255.648534][ T4057]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  255.648535][ T4057]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  255.648537][ T4057]  vprintk_emit (kernel/printk/printk.c:2479)
[  255.648540][ T4057]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  255.648542][ T4057]  _printk (kernel/printk/printk.c:2504)
[  255.648546][ T4057]  ? snapshot_read.cold (user.c:?)
[  255.648548][ T4057]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  255.648551][ T4057]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  255.648552][ T4057]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  255.648554][ T4057]  ? netdev_notice (net/core/dev.c:13194)
[  255.648556][ T4057]  ? kasan_save_track (mm/kasan/common.c:78)
[  255.648559][ T4057]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  255.648560][ T4057]  ? __hw_addr_add_ex (./include/linux/slab.h:991 (discriminator 1) net/core/dev_addr_lists.c:62 (discriminator 1) net/core/dev_addr_lists.c:120 (discriminator 1))
[  255.648562][ T4057]  ? 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)
[  255.648565][ T4057]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  255.648568][ T4057]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  255.648571][ T4057]  dev_uc_add_excl (net/core/dev_addr_lists.c:801)
[  255.648573][ T4057]  ndo_dflt_fdb_add (net/core/rtnetlink.c:4740)
[  255.648576][ T4057]  ? __nla_parse (lib/nlattr.c:732)
[  255.648578][ T4057]  rtnl_fdb_add (net/core/rtnetlink.c:4845)
[  255.648580][ T4057]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  255.648582][ T4057]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  255.648583][ T4057]  ? rtnl_fdb_del (net/core/rtnetlink.c:4918 (discriminator 2))
[  255.648584][ T4057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  255.648586][ T4057]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  255.648589][ T4057]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  255.648591][ T4057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  255.648593][ T4057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  255.648594][ T4057]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  255.648598][ T4057]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  255.648600][ T4057]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  255.648601][ T4057]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  255.648603][ T4057]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  255.648605][ T4057]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  255.648608][ T4057]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  255.648611][ T4057]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  255.648612][ T4057]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  255.648613][ T4057]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  255.648615][ T4057]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  255.648617][ T4057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  255.648619][ T4057]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  255.648621][ T4057]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  255.648623][ T4057]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  255.648624][ T4057]  ? next_uptodate_folio (mm/filemap.c:3747)
[  255.648628][ T4057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  255.648629][ T4057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  255.648631][ T4057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  255.648633][ T4057]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  255.648635][ T4057]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  255.648637][ T4057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  255.648639][ T4057]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  255.648640][ T4057]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  255.648643][ T4057]  ? copy_msghdr_from_user (net/socket.c:2650)
[  255.648645][ T4057]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  255.648646][ T4057]  ? move_addr_to_kernel (net/socket.c:258)
[  255.648649][ T4057]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  255.648651][ T4057]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  255.648653][ T4057]  ___sys_sendmsg (net/socket.c:2767)
[  255.648654][ T4057]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  255.648657][ T4057]  ? copy_msghdr_from_user (net/socket.c:2619)
[  255.648658][ T4057]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  255.648663][ T4057]  __sys_sendmsg (net/socket.c:2799)
[  255.648665][ T4057]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  255.648668][ T4057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  255.648670][ T4057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  255.648672][ T4057]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  255.648674][ T4057]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  255.648676][ T4057]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  255.648678][ T4057] RIP: 0033:0x7f1f50a6954e
[  255.648680][ T4057] 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
[  255.648682][ T4057] RSP: 002b:00007fffa1e97140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  255.648686][ T4057] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f50a6954e
[  255.648687][ T4057] RDX: 0000000000000000 RSI: 00007fffa1e971f0 RDI: 0000000000000005
[  255.648688][ T4057] RBP: 00007fffa1e97150 R08: 0000000000000000 R09: 0000000000000000
[  255.648689][ T4057] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ac4
[  255.648690][ T4057] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  269.901126][ T4984] softirqs last disabled at (0): 0x0
| [  269.901127][ T4984] Preemption disabled at:
| [  269.901128][ T4984] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
| [  269.901139][ T4984] Tainted: [W]=WARN
[  269.901140][ T4984] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  269.901141][ T4984] Call Trace:
[  269.901143][ T4984]  <TASK>
[  269.901144][ T4984]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  269.901149][ T4984]  ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
[  269.901150][ T4984]  __might_resched.cold (kernel/sched/core.c:9234)
[  269.901154][ T4984]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  269.901158][ T4984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  269.901162][ T4984]  __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))
[  269.901166][ T4984]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  269.901168][ T4984]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  269.901172][ T4984]  ? 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)
[  269.901173][ T4984]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  269.901175][ T4984]  put_chars (drivers/char/virtio_console.c:1176)
[  269.901177][ T4984]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  269.901179][ T4984]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  269.901182][ T4984]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  269.901185][ T4984]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  269.901186][ T4984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  269.901188][ T4984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  269.901190][ T4984]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  269.901192][ T4984]  console_emit_next_record (kernel/printk/printk.c:3183)
[  269.901194][ T4984]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  269.901196][ T4984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  269.901198][ T4984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  269.901199][ T4984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  269.901201][ T4984]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  269.901203][ T4984]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  269.901204][ T4984]  console_flush_one_record (kernel/printk/printk.c:3268)
[  269.901207][ T4984]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  269.901209][ T4984]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  269.901211][ T4984]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  269.901212][ T4984]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  269.901214][ T4984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  269.901216][ T4984]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  269.901217][ T4984]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  269.901218][ T4984]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  269.901220][ T4984]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  269.901222][ T4984]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  269.901224][ T4984]  vprintk_emit (kernel/printk/printk.c:2479)
[  269.901226][ T4984]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  269.901228][ T4984]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[  269.901231][ T4984]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[  269.901232][ T4984]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  269.901234][ T4984]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  269.901235][ T4984]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  269.901238][ T4984]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  269.901239][ T4984]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  269.901241][ T4984]  _printk (kernel/printk/printk.c:2504)
[  269.901244][ T4984]  ? snapshot_read.cold (user.c:?)
[  269.901246][ T4984]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  269.901249][ T4984]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  269.901250][ T4984]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  269.901252][ T4984]  ? netdev_notice (net/core/dev.c:13194)
[  269.901254][ T4984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  269.901256][ T4984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  269.901257][ T4984]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  269.901260][ T4984]  ? 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)
[  269.901261][ T4984]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  269.901262][ T4984]  ? 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)
[  269.901265][ T4984]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  269.901268][ T4984]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  269.901271][ T4984]  dev_uc_del (net/core/dev_addr_lists.c:845)
[  269.901273][ T4984]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  269.901274][ T4984]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  269.901276][ T4984]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  269.901277][ T4984]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[  269.901278][ T4984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  269.901279][ T4984]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  269.901282][ T4984]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  269.901285][ T4984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  269.901293][ T4984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  269.901295][ T4984]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  269.901298][ T4984]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  269.901300][ T4984]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  269.901302][ T4984]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  269.901303][ T4984]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  269.901305][ T4984]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  269.901309][ T4984]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  269.901311][ T4984]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  269.901312][ T4984]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  269.901313][ T4984]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  269.901315][ T4984]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  269.901317][ T4984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  269.901319][ T4984]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  269.901321][ T4984]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  269.901323][ T4984]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  269.901324][ T4984]  ? next_uptodate_folio (mm/filemap.c:3747)
[  269.901327][ T4984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  269.901328][ T4984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  269.901330][ T4984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  269.901332][ T4984]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  269.901334][ T4984]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  269.901335][ T4984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  269.901337][ T4984]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  269.901339][ T4984]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  269.901341][ T4984]  ? copy_msghdr_from_user (net/socket.c:2650)
[  269.901343][ T4984]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  269.901345][ T4984]  ? move_addr_to_kernel (net/socket.c:258)
[  269.901347][ T4984]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  269.901351][ T4984]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  269.901353][ T4984]  ___sys_sendmsg (net/socket.c:2767)
[  269.901355][ T4984]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  269.901357][ T4984]  ? copy_msghdr_from_user (net/socket.c:2619)
[  269.901358][ T4984]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  269.901363][ T4984]  __sys_sendmsg (net/socket.c:2799)
[  269.901365][ T4984]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  269.901368][ T4984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  269.901369][ T4984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  269.901371][ T4984]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  269.901374][ T4984]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  269.901376][ T4984]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  269.901378][ T4984] RIP: 0033:0x7fe55c0b554e
[  269.901380][ T4984] 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
[  269.901381][ T4984] RSP: 002b:00007ffc1dea8cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  269.901385][ T4984] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe55c0b554e
[  269.901386][ T4984] RDX: 0000000000000000 RSI: 00007ffc1dea8d60 RDI: 0000000000000005
[  269.901387][ T4984] RBP: 00007ffc1dea8cc0 R08: 0000000000000000 R09: 0000000000000000
[  269.901388][ T4984] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ad2
[  269.901389][ T4984] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  284.236065][ T5917] softirqs last disabled at (0): 0x0
| [  284.236067][ T5917] Preemption disabled at:
| [  284.236067][ T5917] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
| [  284.236078][ T5917] Tainted: [W]=WARN
[  284.236080][ T5917] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  284.236081][ T5917] Call Trace:
[  284.236083][ T5917]  <TASK>
[  284.236084][ T5917]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  284.236089][ T5917]  ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
[  284.236091][ T5917]  __might_resched.cold (kernel/sched/core.c:9234)
[  284.236095][ T5917]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  284.236098][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236102][ T5917]  __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))
[  284.236106][ T5917]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  284.236109][ T5917]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  284.236113][ T5917]  ? 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)
[  284.236115][ T5917]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  284.236116][ T5917]  put_chars (drivers/char/virtio_console.c:1176)
[  284.236119][ T5917]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  284.236120][ T5917]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  284.236124][ T5917]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  284.236127][ T5917]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  284.236128][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236130][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236132][ T5917]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  284.236134][ T5917]  console_emit_next_record (kernel/printk/printk.c:3183)
[  284.236137][ T5917]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  284.236139][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236141][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236142][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236144][ T5917]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  284.236146][ T5917]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  284.236148][ T5917]  console_flush_one_record (kernel/printk/printk.c:3268)
[  284.236150][ T5917]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  284.236153][ T5917]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  284.236155][ T5917]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  284.236156][ T5917]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  284.236158][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236159][ T5917]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  284.236161][ T5917]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  284.236162][ T5917]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  284.236165][ T5917]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  284.236166][ T5917]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  284.236168][ T5917]  vprintk_emit (kernel/printk/printk.c:2479)
[  284.236171][ T5917]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  284.236173][ T5917]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[  284.236175][ T5917]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[  284.236177][ T5917]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  284.236179][ T5917]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  284.236180][ T5917]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  284.236183][ T5917]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  284.236184][ T5917]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  284.236186][ T5917]  _printk (kernel/printk/printk.c:2504)
[  284.236189][ T5917]  ? snapshot_read.cold (user.c:?)
[  284.236192][ T5917]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  284.236194][ T5917]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  284.236196][ T5917]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  284.236198][ T5917]  ? netdev_notice (net/core/dev.c:13194)
[  284.236200][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236201][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236203][ T5917]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  284.236206][ T5917]  ? 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)
[  284.236207][ T5917]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  284.236209][ T5917]  ? 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)
[  284.236212][ T5917]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  284.236214][ T5917]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  284.236217][ T5917]  dev_uc_del (net/core/dev_addr_lists.c:845)
[  284.236219][ T5917]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  284.236220][ T5917]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  284.236222][ T5917]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  284.236223][ T5917]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[  284.236225][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236226][ T5917]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  284.236229][ T5917]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  284.236232][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236233][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236235][ T5917]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  284.236239][ T5917]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  284.236241][ T5917]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  284.236242][ T5917]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  284.236244][ T5917]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  284.236246][ T5917]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  284.236250][ T5917]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  284.236252][ T5917]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  284.236253][ T5917]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  284.236255][ T5917]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  284.236256][ T5917]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  284.236258][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236260][ T5917]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  284.236262][ T5917]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  284.236264][ T5917]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  284.236266][ T5917]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  284.236268][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236270][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236272][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236273][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236276][ T5917]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  284.236278][ T5917]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  284.236280][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236281][ T5917]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  284.236283][ T5917]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  284.236286][ T5917]  ? copy_msghdr_from_user (net/socket.c:2650)
[  284.236288][ T5917]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  284.236289][ T5917]  ? move_addr_to_kernel (net/socket.c:258)
[  284.236292][ T5917]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  284.236294][ T5917]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  284.236296][ T5917]  ___sys_sendmsg (net/socket.c:2767)
[  284.236298][ T5917]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  284.236300][ T5917]  ? copy_msghdr_from_user (net/socket.c:2619)
[  284.236302][ T5917]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  284.236307][ T5917]  __sys_sendmsg (net/socket.c:2799)
[  284.236309][ T5917]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  284.236312][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236314][ T5917]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.236316][ T5917]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  284.236319][ T5917]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  284.236321][ T5917]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  284.236323][ T5917] RIP: 0033:0x7f9cb01c054e
[  284.236325][ T5917] 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
[  284.236326][ T5917] RSP: 002b:00007ffc91799450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  284.236330][ T5917] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9cb01c054e
[  284.236332][ T5917] RDX: 0000000000000000 RSI: 00007ffc91799500 RDI: 0000000000000005
[  284.236333][ T5917] RBP: 00007ffc91799460 R08: 0000000000000000 R09: 0000000000000000
[  284.236333][ T5917] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ae0
[  284.236334][ T5917] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  440.758240][   T71] softirqs last disabled at (37400): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  440.758242][   T71] Preemption disabled at:
| [  440.758243][   T71] vprintk_emit (kernel/printk/printk.c:2471)
| [  440.758255][   T71] Tainted: [W]=WARN
[  440.758256][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  440.758258][   T71] Workqueue: netns cleanup_net
[  440.758264][   T71] Call Trace:
[  440.758265][   T71]  <TASK>
[  440.758267][   T71]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  440.758272][   T71]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  440.758274][   T71]  __might_resched.cold (kernel/sched/core.c:9234)
[  440.758278][   T71]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  440.758281][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  440.758285][   T71]  __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))
[  440.758289][   T71]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  440.758292][   T71]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  440.758295][   T71]  ? 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)
[  440.758297][   T71]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  440.758299][   T71]  put_chars (drivers/char/virtio_console.c:1176)
[  440.758301][   T71]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[  440.758302][   T71]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  440.758304][   T71]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  440.758306][   T71]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  440.758311][   T71]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  440.758312][   T71]  ? 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)
[  440.758315][   T71]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  440.758317][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  440.758320][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  440.758328][   T71]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  440.758331][   T71]  console_emit_next_record (kernel/printk/printk.c:3183)
[  440.758334][   T71]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  440.758337][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  440.758339][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  440.758341][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  440.758343][   T71]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  440.758346][   T71]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  440.758352][   T71]  console_flush_one_record (kernel/printk/printk.c:3268)
[  440.758355][   T71]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  440.758359][   T71]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  440.758361][   T71]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  440.758363][   T71]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  440.758365][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  440.758367][   T71]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  440.758369][   T71]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  440.758371][   T71]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  440.758374][   T71]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  440.758377][   T71]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  440.758379][   T71]  vprintk_emit (kernel/printk/printk.c:2479)
[  440.758382][   T71]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  440.758384][   T71]  ? process_one_work (kernel/workqueue.c:3387)
[  440.758388][   T71]  ? kthread (kernel/kthread.c:436)
[  440.758389][   T71]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  440.758392][   T71]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  440.758394][   T71]  _printk (kernel/printk/printk.c:2504)
[  440.758397][   T71]  ? snapshot_read.cold (user.c:?)
[  440.758400][   T71]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  440.758403][   T71]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  440.758404][   T71]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  440.758406][   T71]  ? netdev_notice (net/core/dev.c:13194)
[  440.758408][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  440.758410][   T71]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  440.758412][   T71]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  440.758414][   T71]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  440.758415][   T71]  ? 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)
[  440.758418][   T71]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  440.758421][   T71]  dev_set_allmulti (net/core/dev_api.c:315)
[  440.758424][   T71] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  440.758438][   T71] br_dev_delete (net/bridge/br_if.c:387) bridge
[  440.758446][   T71] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[  440.758454][   T71]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  440.758456][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[  440.758458][   T71]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  440.758461][   T71]  cleanup_net (net/core/net_namespace.c:706)
[  440.758463][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[  440.758464][   T71]  ? update_load_avg (kernel/sched/fair.c:5864)
[  440.758467][   T71]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  440.758469][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  440.758471][   T71]  process_one_work (kernel/workqueue.c:3387)
[  440.758474][   T71]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  440.758477][   T71]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  440.758479][   T71]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  440.758481][   T71]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  440.758483][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  440.758485][   T71]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  440.758487][   T71]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  440.758488][   T71]  kthread (kernel/kthread.c:436)
[  440.758490][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  440.758491][   T71]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  440.758493][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[  440.758495][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  440.758497][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  440.758499][   T71]  ? kthread_affine_preferred (kernel/kthread.c:857)


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