======================================
| [   11.541124][  T191] softirqs last disabled at (31947): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.541127][  T191] Preemption disabled at:
| [   11.541127][  T191] 0x0
| [   11.541138][  T191] Tainted: [W]=WARN
[   11.541139][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.541140][  T191] Call Trace:
[   11.541142][  T191]  <TASK>
[   11.541144][  T191]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.541150][  T191]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.541154][  T191]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.541158][  T191]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.541164][  T191]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.541166][  T191]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.541172][  T191]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.541174][  T191]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.541177][  T191]  put_chars (drivers/char/virtio_console.c:1176)
[   11.541180][  T191]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.541181][  T191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.541187][  T191]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.541193][  T191]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.541199][  T191]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.541202][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.541204][  T191]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.541208][  T191]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.541212][  T191]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.541214][  T191]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.541217][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.541219][  T191]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.541223][  T191]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.541227][  T191]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.541229][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.541234][  T191]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.541237][  T191]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.541239][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.541241][  T191]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.541245][  T191]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.541247][  T191]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.541250][  T191]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.541254][  T191]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.541257][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.541261][  T191]  _printk (kernel/printk/printk.c:2504)
[   11.541264][  T191]  ? snapshot_read.cold (user.c:?)
[   11.541267][  T191]  ? 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)
[   11.541270][  T191]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.541274][  T191]  ? 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)
[   11.541276][  T191]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   11.541280][  T191]  ? exit_notify (kernel/exit.c:780)
[   11.541282][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.541285][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.541289][  T191]  do_group_exit (kernel/exit.c:1151)
[   11.541292][  T191]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   11.541293][  T191]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   11.541296][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.541299][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.541302][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.541304][  T191] RIP: 0033:0x7efeacee31b8
[   11.541307][  T191] Code: Unable to access opcode bytes at 0x7efeacee318e.

Code starting with the faulting instruction
===========================================
[   11.541308][  T191] RSP: 002b:00007ffc6cb7d298 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   11.541310][  T191] RAX: ffffffffffffffda RBX: 00007efead013f88 RCX: 00007efeacee31b8
[   11.541312][  T191] RDX: 00007efeacc2dfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   11.541313][  T191] RBP: 00007ffc6cb7d2f0 R08: 0000000000000000 R09: 0000000000008010
[   11.541314][  T191] R10: 00007ffc6cb7d0b0 R11: 0000000000000246 R12: 0000000000000001
[   11.541314][  T191] R13: 0000000000000000 R14: 00007efead012680 R15: 00007efead013fa0
| [   12.740235][  T237] softirqs last disabled at (30681): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.740237][  T237] Preemption disabled at:
| [   12.740238][  T237] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.740247][  T237] Tainted: [W]=WARN
[   12.740248][  T237] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.740249][  T237] Call Trace:
[   12.740251][  T237]  <TASK>
[   12.740253][  T237]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.740258][  T237]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.740260][  T237]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.740265][  T237]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.740269][  T237]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.740274][  T237]  __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))
[   12.740276][  T237]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.740282][  T237]  ? 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)
[   12.740285][  T237]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.740288][  T237]  put_chars (drivers/char/virtio_console.c:1176)
[   12.740290][  T237]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.740292][  T237]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.740297][  T237]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.740299][  T237]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.740304][  T237]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.740307][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.740311][  T237]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.740314][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.740319][  T237]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.740323][  T237]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.740325][  T237]  ? 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))
[   12.740328][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.740330][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.740334][  T237]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.740338][  T237]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.740340][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.740345][  T237]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.740348][  T237]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.740350][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.740352][  T237]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.740355][  T237]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.740357][  T237]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.740360][  T237]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.740365][  T237]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.740370][  T237]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   12.740376][  T237]  _printk (kernel/printk/printk.c:2504)
[   12.740380][  T237]  ? snapshot_read.cold (user.c:?)
[   12.740386][  T237]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   12.740389][  T237] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q
[   12.740392][  T237]  do_one_initcall (init/main.c:1357)
[   12.740395][  T237]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.740399][  T237]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.740403][  T237]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.740407][  T237]  do_init_module (kernel/module/main.c:3117)
[   12.740411][  T237]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.740415][  T237]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.740418][  T237]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.740422][  T237]  load_module (kernel/module/main.c:3593)
[   12.740429][  T237]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.740438][  T237]  ? __ia32_sys_fsconfig (??:?)
[   12.740441][  T237]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   12.740445][  T237]  ? backing_file_read_iter (fs/backing-file.c:211)
[   12.740448][  T237]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.740452][  T237]  init_module_from_file (kernel/module/main.c:3790)
[   12.740455][  T237]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.740463][  T237]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.740466][  T237]  ? 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)
[   12.740469][  T237]  idempotent_init_module (kernel/module/main.c:3802)
[   12.740473][  T237]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.740479][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.740481][  T237]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.740487][  T237]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.740489][  T237]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.740493][  T237]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.740495][  T237]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.740497][  T237]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.740500][  T237] RIP: 0033:0x7ff3810dd37d
[   12.740503][  T237] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   12.740505][  T237] RSP: 002b:00007ffe78ce8818 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.740508][  T237] RAX: ffffffffffffffda RBX: 0000564075b5b810 RCX: 00007ff3810dd37d
[   12.740509][  T237] RDX: 0000000000000000 RSI: 0000564065e7dffd RDI: 0000000000000000
[   12.740510][  T237] RBP: 00007ffe78ce88b0 R08: 0000000000000000 R09: 0000000000000000
[   12.740511][  T237] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564065e7dffd
[   12.740512][  T237] R13: 0000564075b5b960 R14: 0000000000040000 R15: 0000000000000000
| [   14.206164][  T284] softirqs last disabled at (19060): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   14.206166][  T284] Preemption disabled at:
| [   14.206167][  T284] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.206177][  T284] Tainted: [W]=WARN
[   14.206178][  T284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.206180][  T284] Call Trace:
[   14.206181][  T284]  <TASK>
[   14.206183][  T284]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.206189][  T284]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.206191][  T284]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.206195][  T284]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.206199][  T284]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.206205][  T284]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   14.206207][  T284]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.206213][  T284]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.206215][  T284]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.206219][  T284]  put_chars (drivers/char/virtio_console.c:1176)
[   14.206221][  T284]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.206226][  T284]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   14.206229][  T284]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.206232][  T284]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.206234][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.206236][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.206240][  T284]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.206242][  T284]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   14.206245][  T284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.206249][  T284]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.206253][  T284]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.206257][  T284]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.206258][  T284]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   14.206262][  T284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.206264][  T284]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.206268][  T284]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.206272][  T284]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.206274][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.206279][  T284]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.206282][  T284]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.206284][  T284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.206286][  T284]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.206290][  T284]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.206292][  T284]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.206295][  T284]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.206299][  T284]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.206301][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.206303][  T284]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   14.206308][  T284]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.206311][  T284]  _printk (kernel/printk/printk.c:2504)
[   14.206315][  T284]  ? snapshot_read.cold (user.c:?)
[   14.206318][  T284]  ? br_multicast_flood (??:?) bridge
[   14.206332][  T284]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.206333][  T284]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.206334][  T284]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.206339][  T284] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   14.206349][  T284] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   14.206357][  T284] new_nbp (net/bridge/br_if.c:449) bridge
[   14.206367][  T284] br_add_if (net/bridge/br_if.c:592) bridge
[   14.206377][  T284]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.206381][  T284]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   14.206384][  T284]  ? __kernel_text_address (kernel/extable.c:79)
[   14.206388][  T284]  do_set_master (net/core/rtnetlink.c:3071)
[   14.206392][  T284]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.206395][  T284]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.206398][  T284]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.206399][  T284]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.206402][  T284]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.206405][  T284]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.206408][  T284]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.206410][  T284]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.206412][  T284]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.206415][  T284]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.206417][  T284]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.206420][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.206422][  T284]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   14.206425][  T284]  ? ___sys_sendmsg (net/socket.c:2757)
[   14.206429][  T284]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.206431][  T284]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.206434][  T284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.206442][  T284]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.206444][  T284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.206446][  T284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.206448][  T284]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.206452][  T284]  ? __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)
[   14.206454][  T284]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.206456][  T284]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.206459][  T284]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.206461][  T284]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.206466][  T284]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.206471][  T284]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.206476][  T284]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.206478][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.206482][  T284]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.206484][  T284]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.206486][  T284]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.206488][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.206492][  T284]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.206494][  T284]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.206497][  T284]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.206498][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.206502][  T284]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.206504][  T284]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.206508][  T284]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.206509][  T284]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.206512][  T284]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.206518][  T284]  ? 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))
[   14.206520][  T284]  ? 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))
[   14.206524][  T284]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.206528][  T284]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.206530][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.206534][  T284]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.206538][  T284]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.206542][  T284]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.206547][  T284]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.206549][  T284]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.206552][  T284]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.206553][  T284]  ? move_addr_to_kernel (net/socket.c:258)
[   14.206560][  T284]  ___sys_sendmsg (net/socket.c:2767)
[   14.206563][  T284]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.206579][  T284]  __sys_sendmsg (net/socket.c:2799)
[   14.206582][  T284]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.206588][  T284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.206592][  T284]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.206594][  T284]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.206597][  T284]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.206600][  T284] RIP: 0033:0x7f5c9988554e
[   14.206603][  T284] 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
[   14.206606][  T284] RSP: 002b:00007ffd8cc9aa60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.206608][  T284] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f5c9988554e
[   14.206610][  T284] RDX: 0000000000000000 RSI: 00007ffd8cc9ab10 RDI: 0000000000000005
[   14.206611][  T284] RBP: 00007ffd8cc9aa70 R08: 0000000000000000 R09: 0000000000000000
[   14.206611][  T284] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e713
[   14.206612][  T284] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd8cc9b1d0
| [   15.905546][  T336] softirqs last disabled at (13476): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   15.905548][  T336] Preemption disabled at:
| [   15.905549][  T336] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.905558][  T336] Tainted: [W]=WARN
[   15.905559][  T336] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.905561][  T336] Call Trace:
[   15.905563][  T336]  <TASK>
[   15.905564][  T336]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.905570][  T336]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.905572][  T336]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.905577][  T336]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.905581][  T336]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.905586][  T336]  __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))
[   15.905588][  T336]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.905594][  T336]  ? 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)
[   15.905596][  T336]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.905600][  T336]  put_chars (drivers/char/virtio_console.c:1176)
[   15.905602][  T336]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   15.905604][  T336]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.905607][  T336]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.905611][  T336]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.905613][  T336]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.905617][  T336]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.905620][  T336]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.905622][  T336]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.905623][  T336]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.905627][  T336]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.905629][  T336]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   15.905632][  T336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.905634][  T336]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.905638][  T336]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.905642][  T336]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.905644][  T336]  ? 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))
[   15.905647][  T336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.905650][  T336]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.905653][  T336]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.905658][  T336]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.905659][  T336]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.905665][  T336]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.905668][  T336]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.905669][  T336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.905672][  T336]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.905675][  T336]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.905677][  T336]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.905680][  T336]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.905685][  T336]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.905687][  T336]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.905690][  T336]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   15.905693][  T336]  _printk (kernel/printk/printk.c:2504)
[   15.905697][  T336]  ? snapshot_read.cold (user.c:?)
[   15.905701][  T336]  ? br_multicast_flood (??:?) bridge
[   15.905714][  T336]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.905716][  T336]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.905717][  T336]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.905721][  T336] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   15.905732][  T336] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   15.905740][  T336] new_nbp (net/bridge/br_if.c:449) bridge
[   15.905750][  T336] br_add_if (net/bridge/br_if.c:592) bridge
[   15.905757][  T336]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   15.905761][  T336]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   15.905764][  T336]  ? __kernel_text_address (kernel/extable.c:79)
[   15.905768][  T336]  do_set_master (net/core/rtnetlink.c:3071)
[   15.905772][  T336]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.905775][  T336]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.905778][  T336]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.905780][  T336]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.905781][  T336]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.905785][  T336]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.905788][  T336]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.905789][  T336]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.905792][  T336]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.905795][  T336]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.905796][  T336]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.905799][  T336]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.905801][  T336]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   15.905804][  T336]  ? ___sys_sendmsg (net/socket.c:2757)
[   15.905808][  T336]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.905810][  T336]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.905813][  T336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.905815][  T336]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.905816][  T336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.905818][  T336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.905821][  T336]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.905824][  T336]  ? __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)
[   15.905827][  T336]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.905830][  T336]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.905833][  T336]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.905835][  T336]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.905839][  T336]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.905845][  T336]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.905850][  T336]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.905852][  T336]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.905856][  T336]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.905858][  T336]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.905860][  T336]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.905862][  T336]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.905865][  T336]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.905868][  T336]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.905871][  T336]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.905872][  T336]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.905876][  T336]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.905878][  T336]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.905882][  T336]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.905883][  T336]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.905886][  T336]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.905892][  T336]  ? 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))
[   15.905894][  T336]  ? 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))
[   15.905898][  T336]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.905902][  T336]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.905904][  T336]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.905908][  T336]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.905912][  T336]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.905916][  T336]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.905921][  T336]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.905924][  T336]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.905926][  T336]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.905928][  T336]  ? move_addr_to_kernel (net/socket.c:258)
[   15.905935][  T336]  ___sys_sendmsg (net/socket.c:2767)
[   15.905937][  T336]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.905953][  T336]  __sys_sendmsg (net/socket.c:2799)
[   15.905956][  T336]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.905962][  T336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.905965][  T336]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.905968][  T336]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.905971][  T336]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.905973][  T336] RIP: 0033:0x7f5570abf54e
[   15.905977][  T336] 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
[   15.905978][  T336] RSP: 002b:00007ffcedd9a6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.905981][  T336] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f5570abf54e
[   15.905982][  T336] RDX: 0000000000000000 RSI: 00007ffcedd9a770 RDI: 0000000000000005
[   15.905983][  T336] RBP: 00007ffcedd9a6d0 R08: 0000000000000000 R09: 0000000000000000
[   15.905984][  T336] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e715
[   15.905985][  T336] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcedd9ae30
| [   17.214546][  T382] softirqs last disabled at (14206): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   17.214549][  T382] Preemption disabled at:
| [   17.214549][  T382] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.214559][  T382] Tainted: [W]=WARN
[   17.214560][  T382] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.214562][  T382] Call Trace:
[   17.214564][  T382]  <TASK>
[   17.214566][  T382]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.214572][  T382]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.214574][  T382]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.214578][  T382]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.214583][  T382]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.214588][  T382]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   17.214590][  T382]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.214596][  T382]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.214598][  T382]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.214601][  T382]  put_chars (drivers/char/virtio_console.c:1176)
[   17.214603][  T382]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   17.214605][  T382]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.214608][  T382]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.214613][  T382]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.214616][  T382]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.214619][  T382]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.214622][  T382]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.214624][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.214625][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.214629][  T382]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.214631][  T382]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   17.214634][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.214637][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.214641][  T382]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.214645][  T382]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.214646][  T382]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   17.214650][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.214652][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.214656][  T382]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.214660][  T382]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.214662][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.214667][  T382]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.214670][  T382]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.214671][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.214674][  T382]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.214677][  T382]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.214679][  T382]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.214682][  T382]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.214686][  T382]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.214689][  T382]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.214692][  T382]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   17.214695][  T382]  _printk (kernel/printk/printk.c:2504)
[   17.214699][  T382]  ? snapshot_read.cold (user.c:?)
[   17.214703][  T382]  ? br_multicast_flood (??:?) bridge
[   17.214715][  T382]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   17.214717][  T382]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   17.214718][  T382]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.214722][  T382] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   17.214732][  T382] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   17.214740][  T382] new_nbp (net/bridge/br_if.c:449) bridge
[   17.214750][  T382] br_add_if (net/bridge/br_if.c:592) bridge
[   17.214757][  T382]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   17.214761][  T382]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   17.214764][  T382]  ? __kernel_text_address (kernel/extable.c:79)
[   17.214767][  T382]  do_set_master (net/core/rtnetlink.c:3071)
[   17.214772][  T382]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   17.214775][  T382]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   17.214778][  T382]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   17.214780][  T382]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.214781][  T382]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.214785][  T382]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.214788][  T382]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.214789][  T382]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.214792][  T382]  ? kasan_save_stack (mm/kasan/common.c:58)
[   17.214795][  T382]  ? kasan_save_stack (mm/kasan/common.c:57)
[   17.214796][  T382]  ? kasan_save_track (mm/kasan/common.c:78)
[   17.214799][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.214801][  T382]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   17.214804][  T382]  ? ___sys_sendmsg (net/socket.c:2757)
[   17.214808][  T382]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.214810][  T382]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.214812][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.214815][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.214816][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.214818][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.214820][  T382]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   17.214824][  T382]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   17.214827][  T382]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   17.214829][  T382]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.214833][  T382]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   17.214834][  T382]  ? nla_get_range_signed (lib/nlattr.c:270)
[   17.214839][  T382]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   17.214844][  T382]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   17.214849][  T382]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.214851][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.214855][  T382]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.214857][  T382]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.214859][  T382]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.214861][  T382]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.214864][  T382]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.214866][  T382]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.214869][  T382]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.214871][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.214875][  T382]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.214877][  T382]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.214880][  T382]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.214882][  T382]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.214885][  T382]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.214891][  T382]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.214892][  T382]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.214896][  T382]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.214900][  T382]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.214902][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.214906][  T382]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.214910][  T382]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.214914][  T382]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.214919][  T382]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   17.214921][  T382]  ? copy_msghdr_from_user (net/socket.c:2650)
[   17.214923][  T382]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   17.214925][  T382]  ? move_addr_to_kernel (net/socket.c:258)
[   17.214933][  T382]  ___sys_sendmsg (net/socket.c:2767)
[   17.214935][  T382]  ? copy_msghdr_from_user (net/socket.c:2619)
[   17.214950][  T382]  __sys_sendmsg (net/socket.c:2799)
[   17.214953][  T382]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   17.214959][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.214965][  T382]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.214967][  T382]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.214970][  T382]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.214973][  T382] RIP: 0033:0x7f2ae99d354e
[   17.214976][  T382] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.214978][  T382] RSP: 002b:00007ffd2b3a2100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.214981][  T382] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2ae99d354e
[   17.214982][  T382] RDX: 0000000000000000 RSI: 00007ffd2b3a21b0 RDI: 0000000000000005
[   17.214983][  T382] RBP: 00007ffd2b3a2110 R08: 0000000000000000 R09: 0000000000000000
[   17.214984][  T382] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e716
[   17.214984][  T382] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd2b3a2870
| [   27.521700][   T12] softirqs last disabled at (31430): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan
| [   27.521707][   T12] Preemption disabled at:
| [   27.521708][   T12] vprintk_emit (kernel/printk/printk.c:2471)
| [   27.521721][   T12] Tainted: [W]=WARN
[   27.521722][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.521724][   T12] Workqueue: netns cleanup_net
[   27.521728][   T12] Call Trace:
[   27.521731][   T12]  <TASK>
[   27.521733][   T12]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.521740][   T12]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   27.521744][   T12]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.521750][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.521755][   T12]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   27.521762][   T12]  __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))
[   27.521766][   T12]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.521775][   T12]  ? 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)
[   27.521779][   T12]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.521784][   T12]  put_chars (drivers/char/virtio_console.c:1176)
[   27.521788][   T12]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.521795][   T12]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   27.521802][   T12]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.521806][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.521808][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.521816][   T12]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.521818][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   27.521823][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.521829][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.521836][   T12]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.521841][   T12]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.521843][   T12]  ? 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))
[   27.521848][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.521851][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.521857][   T12]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.521864][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.521866][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.521874][   T12]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.521878][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.521880][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.521883][   T12]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.521889][   T12]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.521891][   T12]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.521896][   T12]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.521902][   T12]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.521904][   T12]  ? process_one_work (kernel/workqueue.c:3387)
[   27.521907][   T12]  ? kthread (kernel/kthread.c:436)
[   27.521909][   T12]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[   27.521912][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   27.521919][   T12]  _printk (kernel/printk/printk.c:2504)
[   27.521924][   T12]  ? snapshot_read.cold (user.c:?)
[   27.521931][   T12]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   27.521935][   T12]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   27.521941][   T12]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   27.521944][   T12]  ? netdev_notice (net/core/dev.c:13194)
[   27.521950][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.521953][   T12]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   27.521957][   T12]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   27.521959][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.521963][   T12]  ? 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)
[   27.521967][   T12]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   27.521974][   T12]  dev_set_allmulti (net/core/dev_api.c:315)
[   27.521979][   T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   27.521999][   T12] br_dev_delete (net/bridge/br_if.c:387) bridge
[   27.522014][   T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[   27.522028][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[   27.522034][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.522039][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[   27.522041][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.522045][   T12]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   27.522052][   T12]  cleanup_net (net/core/net_namespace.c:706)
[   27.522057][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   27.522063][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.522065][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.522071][   T12]  process_one_work (kernel/workqueue.c:3387)
[   27.522082][   T12]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   27.522086][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.522098][   T12]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   27.522109][   T12]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   27.522112][   T12]  kthread (kernel/kthread.c:436)
[   27.522115][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.522119][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   27.522123][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   27.522127][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   27.522132][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   27.522136][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   27.522140][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.557788][  T525] softirqs last disabled at (19456): br_device_event (./include/linux/spinlock.h:353 net/bridge/br.c:109) bridge
| [   28.557801][  T525] Preemption disabled at:
| [   28.557802][  T525] 0x0
| [   28.557815][  T525] Tainted: [W]=WARN
[   28.557816][  T525] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.557819][  T525] Call Trace:
[   28.557821][  T525]  <TASK>
[   28.557823][  T525]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.557832][  T525]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.557838][  T525]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.557844][  T525]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   28.557851][  T525]  __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))
[   28.557855][  T525]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.557864][  T525]  ? 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)
[   28.557867][  T525]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.557873][  T525]  put_chars (drivers/char/virtio_console.c:1176)
[   28.557877][  T525]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.557882][  T525]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.557887][  T525]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.557891][  T525]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.557897][  T525]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.557901][  T525]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   28.557904][  T525]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.557906][  T525]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.557913][  T525]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.557915][  T525]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.557922][  T525]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.557928][  T525]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.557934][  T525]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.557936][  T525]  ? 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))
[   28.557941][  T525]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.557945][  T525]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.557951][  T525]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.557958][  T525]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.557960][  T525]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.557969][  T525]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.557973][  T525]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.557975][  T525]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.557979][  T525]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.557985][  T525]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.557987][  T525]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.557992][  T525]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.557998][  T525]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.558001][  T525]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   28.558005][  T525]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.558008][  T525]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.558014][  T525]  _printk (kernel/printk/printk.c:2504)
[   28.558019][  T525]  ? snapshot_read.cold (user.c:?)
[   28.558032][  T525] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   28.558048][  T525] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   28.558063][  T525] br_device_event (net/bridge/br.c:111) bridge
[   28.558074][  T525]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   28.558079][  T525]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   28.558090][  T525]  notifier_call_chain (kernel/notifier.c:85)
[   28.558099][  T525]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   28.558106][  T525]  ? netif_change_name (net/core/dev.c:1517)
[   28.558112][  T525]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   28.558116][  T525]  ? __kernel_text_address (kernel/extable.c:79)
[   28.558119][  T525]  ? write_profile (profile.c:?)
[   28.558122][  T525]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   28.558129][  T525]  netif_change_flags (net/core/dev.c:9882)
[   28.558136][  T525]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   28.558141][  T525]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   28.558144][  T525]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   28.558146][  T525]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.558149][  T525]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.558153][  T525]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.558157][  T525]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.558160][  T525]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.558164][  T525]  ? kasan_save_stack (mm/kasan/common.c:58)
[   28.558168][  T525]  ? kasan_save_stack (mm/kasan/common.c:57)
[   28.558171][  T525]  ? kasan_save_track (mm/kasan/common.c:78)
[   28.558176][  T525]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.558178][  T525]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   28.558182][  T525]  ? ___sys_sendmsg (net/socket.c:2757)
[   28.558190][  T525]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.558193][  T525]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   28.558197][  T525]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.558201][  T525]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.558204][  T525]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.558206][  T525]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.558210][  T525]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   28.558216][  T525]  ? __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)
[   28.558218][  T525]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   28.558222][  T525]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   28.558228][  T525]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   28.558238][  T525]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   28.558248][  T525]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   28.558258][  T525]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.558261][  T525]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.558269][  T525]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.558272][  T525]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.558275][  T525]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.558278][  T525]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.558285][  T525]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.558289][  T525]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   28.558295][  T525]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.558297][  T525]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.558305][  T525]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.558308][  T525]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.558314][  T525]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   28.558317][  T525]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.558322][  T525]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.558333][  T525]  ? 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))
[   28.558336][  T525]  ? 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))
[   28.558344][  T525]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.558351][  T525]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.558355][  T525]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.558363][  T525]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   28.558369][  T525]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   28.558379][  T525]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   28.558387][  T525]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   28.558391][  T525]  ? copy_msghdr_from_user (net/socket.c:2650)
[   28.558394][  T525]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   28.558397][  T525]  ? move_addr_to_kernel (net/socket.c:258)
[   28.558409][  T525]  ___sys_sendmsg (net/socket.c:2767)
[   28.558414][  T525]  ? copy_msghdr_from_user (net/socket.c:2619)
[   28.558441][  T525]  __sys_sendmsg (net/socket.c:2799)
[   28.558445][  T525]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   28.558456][  T525]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.558462][  T525]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.558465][  T525]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   28.558470][  T525]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.558473][  T525] RIP: 0033:0x7f6d45bf654e
[   28.558477][  T525] 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
[   28.558479][  T525] RSP: 002b:00007ffdc5f39480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.558487][  T525] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6d45bf654e
[   28.558489][  T525] RDX: 0000000000000000 RSI: 00007ffdc5f39530 RDI: 0000000000000005
[   28.558490][  T525] RBP: 00007ffdc5f39490 R08: 0000000000000000 R09: 0000000000000000
[   28.558492][  T525] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e721


Finger prints:
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
vxlan_flush:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
br_device_event:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars