======================================
| [   10.452641][  T174] softirqs last disabled at (64899): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.452644][  T174] Preemption disabled at:
| [   10.452644][  T174] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.452653][  T174] Tainted: [W]=WARN
[   10.452653][  T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.452655][  T174] Call Trace:
[   10.452657][  T174]  <TASK>
[   10.452658][  T174]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.452663][  T174]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.452665][  T174]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.452669][  T174]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.452672][  T174]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.452677][  T174]  __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))
[   10.452680][  T174]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.452686][  T174]  ? 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)
[   10.452689][  T174]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.452692][  T174]  put_chars (drivers/char/virtio_console.c:1176)
[   10.452695][  T174]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.452698][  T174]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.452704][  T174]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.452711][  T174]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.452713][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.452716][  T174]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.452720][  T174]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.452724][  T174]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.452725][  T174]  ? 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))
[   10.452728][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.452730][  T174]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.452734][  T174]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.452737][  T174]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.452738][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.452744][  T174]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.452746][  T174]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.452747][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.452749][  T174]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.452753][  T174]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.452755][  T174]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.452758][  T174]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.452761][  T174]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.452762][  T174]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1))
[   10.452766][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.452769][  T174]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   10.452771][  T174]  ? ip_vs_dst_event (./include/net/net_namespace.h:422 (discriminator 1) ./include/linux/netdevice.h:2807 (discriminator 1) net/netfilter/ipvs/ip_vs_ctl.c:2275 (discriminator 1)) ip_vs
[   10.452779][  T174]  ? ip_vs_conn_init (net/netfilter/ipvs/ip_vs_conn.c:1750) ip_vs
[   10.452784][  T174]  _printk (kernel/printk/printk.c:2504)
[   10.452788][  T174]  ? snapshot_read.cold (user.c:?)
[   10.452792][  T174]  ? netdev_run_todo (net/core/dev.c:11776)
[   10.452795][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.452800][  T174] ip_vs_protocol_init (net/netfilter/ipvs/ip_vs_conn.c:1781 (discriminator 7)) ip_vs
[   10.452805][  T174]  ? register_ip_vs_protocol (net/netfilter/ipvs/ip_vs_conn.c:1781 (discriminator 4)) ip_vs
[   10.452812][  T174]  ? register_netdevice_notifier (net/core/dev.c:2019)
[   10.452816][  T174] ip_vs_init (net/netfilter/ipvs/ip_vs_conn.c:1751) ip_vs
[   10.452821][  T174]  do_one_initcall (init/main.c:1357)
[   10.452824][  T174]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   10.452829][  T174]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   10.452831][  T174]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   10.452836][  T174]  do_init_module (kernel/module/main.c:3117)
[   10.452839][  T174]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.452843][  T174]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   10.452846][  T174]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   10.452850][  T174]  load_module (kernel/module/main.c:3593)
[   10.452857][  T174]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   10.452861][  T174]  ? backing_file_read_iter (fs/backing-file.c:211)
[   10.452865][  T174]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.452868][  T174]  init_module_from_file (kernel/module/main.c:3790)
[   10.452871][  T174]  ? __ia32_sys_init_module (kernel/module/main.c:3647)
[   10.452879][  T174]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.452882][  T174]  ? 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)
[   10.452886][  T174]  idempotent_init_module (kernel/module/main.c:3802)
[   10.452889][  T174]  ? init_module_from_file (kernel/module/main.c:3791)
[   10.452895][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.452897][  T174]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.452902][  T174]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   10.452904][  T174]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.452907][  T174]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.452909][  T174]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.452912][  T174]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.452915][  T174] RIP: 0033:0x7fb1b917537d
[   10.452918][  T174] 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
[   10.452920][  T174] RSP: 002b:00007ffe7406c2e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   10.452922][  T174] RAX: ffffffffffffffda RBX: 0000563dc3ffba00 RCX: 00007fb1b917537d
[   10.452924][  T174] RDX: 0000000000000000 RSI: 0000563dbc6acffd RDI: 0000000000000007
[   10.452925][  T174] RBP: 00007ffe7406c380 R08: 0000000000000000 R09: 646f6d2f62696c2f
[   10.452926][  T174] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563dbc6acffd
[   10.452927][  T174] R13: 0000563dc3ffbb20 R14: 0000000000040000 R15: 0000000000000000
| [   11.733424][  T208] softirqs last disabled at (84098): llc_sap_open (./include/linux/spinlock.h:353 net/llc/llc_core.c:93) llc
| [   11.733427][  T208] Preemption disabled at:
| [   11.733427][  T208] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.733437][  T208] Tainted: [W]=WARN
[   11.733438][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.733440][  T208] Call Trace:
[   11.733441][  T208]  <TASK>
[   11.733443][  T208]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.733448][  T208]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.733449][  T208]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.733454][  T208]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.733457][  T208]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.733462][  T208]  __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))
[   11.733464][  T208]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.733470][  T208]  ? 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)
[   11.733473][  T208]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.733476][  T208]  put_chars (drivers/char/virtio_console.c:1176)
[   11.733479][  T208]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.733482][  T208]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.733488][  T208]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.733494][  T208]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.733497][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.733500][  T208]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.733504][  T208]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.733508][  T208]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.733509][  T208]  ? 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))
[   11.733512][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.733513][  T208]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.733518][  T208]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.733521][  T208]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.733522][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.733528][  T208]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.733530][  T208]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.733531][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.733533][  T208]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.733536][  T208]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.733539][  T208]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.733541][  T208]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.733544][  T208]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.733546][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.733549][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.733552][  T208]  ? nf_defrag_fini (net/ipv4/netfilter/nf_defrag_ipv4.c:68 (discriminator 3)) nf_defrag_ipv4
[   11.733555][  T208]  _printk (kernel/printk/printk.c:2504)
[   11.733558][  T208]  ? snapshot_read.cold (user.c:?)
[   11.733560][  T208]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1))
[   11.733565][  T208]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   11.733570][  T208]  ? __mutex_unlock_slowpath (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:4480 kernel/locking/mutex.c:1021)
[   11.733572][  T208] br_init (bridge.mod.c:?) bridge
[   11.733587][  T208]  do_one_initcall (init/main.c:1357)
[   11.733591][  T208]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.733595][  T208]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.733598][  T208]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.733605][  T208]  do_init_module (kernel/module/main.c:3117)
[   11.733608][  T208]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.733611][  T208]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.733614][  T208]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.733618][  T208]  load_module (kernel/module/main.c:3593)
[   11.733625][  T208]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.733629][  T208]  ? backing_file_read_iter (fs/backing-file.c:211)
[   11.733633][  T208]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.733637][  T208]  init_module_from_file (kernel/module/main.c:3790)
[   11.733639][  T208]  ? __ia32_sys_init_module (kernel/module/main.c:3647)
[   11.733647][  T208]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.733651][  T208]  ? 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)
[   11.733654][  T208]  idempotent_init_module (kernel/module/main.c:3802)
[   11.733657][  T208]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.733662][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.733664][  T208]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.733669][  T208]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.733671][  T208]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.733675][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.733677][  T208]  ? irq_exit_rcu (kernel/softirq.c:786)
[   11.733681][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.733684][  T208] RIP: 0033:0x7fa90bc4837d
[   11.733687][  T208] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.733689][  T208] RSP: 002b:00007fffba4f7a28 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.733691][  T208] RAX: ffffffffffffffda RBX: 000056548ce32810 RCX: 00007fa90bc4837d
[   11.733693][  T208] RDX: 0000000000000000 RSI: 00005654745adffd RDI: 0000000000000002
[   11.733694][  T208] RBP: 00007fffba4f7ac0 R08: 0000000000000000 R09: 0000000000000000
[   11.733694][  T208] R10: 0000000000000000 R11: 0000000000000246 R12: 00005654745adffd
[   11.733695][  T208] R13: 000056548ce329c0 R14: 0000000000040000 R15: 0000000000000000
| [   13.937311][  T227] softirqs last disabled at (19293): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.937314][  T227] Preemption disabled at:
| [   13.937314][  T227] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.937323][  T227] Tainted: [W]=WARN
[   13.937324][  T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.937326][  T227] Call Trace:
[   13.937327][  T227]  <TASK>
[   13.937329][  T227]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.937333][  T227]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.937339][  T227]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.937344][  T227]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.937347][  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)
[   13.937351][  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))
[   13.937354][  T227]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.937360][  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)
[   13.937363][  T227]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.937366][  T227]  put_chars (drivers/char/virtio_console.c:1176)
[   13.937369][  T227]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.937373][  T227]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.937376][  T227]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.937381][  T227]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.937384][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.937386][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.937390][  T227]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.937393][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.937396][  T227]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.937400][  T227]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.937403][  T227]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.937404][  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))
[   13.937407][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.937409][  T227]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.937413][  T227]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.937416][  T227]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.937417][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.937422][  T227]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.937425][  T227]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.937426][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.937428][  T227]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.937431][  T227]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.937433][  T227]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.937436][  T227]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.937440][  T227]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.937441][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.937444][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.937448][  T227]  ? br_deinit (net/bridge/br.c:381 (discriminator 2)) bridge
[   13.937456][  T227]  _printk (kernel/printk/printk.c:2504)
[   13.937460][  T227]  ? snapshot_read.cold (user.c:?)
[   13.937461][  T227]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1))
[   13.937466][  T227]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   13.937468][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.937470][  T227]  ? br_deinit (net/bridge/br.c:381 (discriminator 2)) bridge
[   13.937477][  T227]  ? __mutex_unlock_slowpath (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:4480 kernel/locking/mutex.c:1021)
[   13.937480][  T227] register_ip_vs_scheduler (net/netfilter/ipvs/ip_vs_sched.c:213 (discriminator 1)) ip_vs
[   13.937488][  T227]  ? br_deinit (net/bridge/br.c:381 (discriminator 2)) bridge
[   13.937495][  T227]  do_one_initcall (init/main.c:1357)
[   13.937499][  T227]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   13.937503][  T227]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   13.937506][  T227]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   13.937510][  T227]  do_init_module (kernel/module/main.c:3117)
[   13.937513][  T227]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.937516][  T227]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   13.937519][  T227]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   13.937523][  T227]  load_module (kernel/module/main.c:3593)
[   13.937530][  T227]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   13.937533][  T227]  ? __ia32_sys_fsconfig (??:?)
[   13.937536][  T227]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   13.937540][  T227]  ? backing_file_read_iter (fs/backing-file.c:211)
[   13.937543][  T227]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.937547][  T227]  init_module_from_file (kernel/module/main.c:3790)
[   13.937549][  T227]  ? __ia32_sys_init_module (kernel/module/main.c:3647)
[   13.937556][  T227]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.937560][  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)
[   13.937563][  T227]  idempotent_init_module (kernel/module/main.c:3802)
[   13.937566][  T227]  ? init_module_from_file (kernel/module/main.c:3791)
[   13.937572][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.937573][  T227]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   13.937579][  T227]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   13.937580][  T227]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.937584][  T227]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.937586][  T227]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.937589][  T227]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.937591][  T227] RIP: 0033:0x7fe21e46137d
[   13.937594][  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
[   13.937596][  T227] RSP: 002b:00007ffe9c3136f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   13.937598][  T227] RAX: ffffffffffffffda RBX: 00005612eb6538b0 RCX: 00007fe21e46137d
[   13.937600][  T227] RDX: 0000000000000000 RSI: 00005612d3becffd RDI: 0000000000000000
[   13.937602][  T227] RBP: 00007ffe9c313790 R08: 0000000000000000 R09: 0000000000000000
[   13.937603][  T227] R10: 0000000000000000 R11: 0000000000000246 R12: 00005612d3becffd
[   13.937604][  T227] R13: 00005612eb6539e0 R14: 0000000000040000 R15: 0000000000000000
| [   16.375615][  T297] softirqs last disabled at (52816): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   16.375618][  T297] Preemption disabled at:
| [   16.375619][  T297] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.375627][  T297] Tainted: [W]=WARN
[   16.375628][  T297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.375630][  T297] Call Trace:
[   16.375632][  T297]  <TASK>
[   16.375633][  T297]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.375639][  T297]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.375640][  T297]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.375645][  T297]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.375648][  T297]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.375653][  T297]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   16.375655][  T297]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.375661][  T297]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.375664][  T297]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.375668][  T297]  put_chars (drivers/char/virtio_console.c:1176)
[   16.375671][  T297]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.375674][  T297]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.375678][  T297]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.375680][  T297]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.375685][  T297]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.375688][  T297]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.375691][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.375692][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.375697][  T297]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.375698][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.375703][  T297]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.375707][  T297]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.375711][  T297]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.375712][  T297]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   16.375715][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.375718][  T297]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.375722][  T297]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.375726][  T297]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.375727][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.375733][  T297]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.375735][  T297]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.375736][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.375738][  T297]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.375742][  T297]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.375744][  T297]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.375747][  T297]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.375751][  T297]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.375753][  T297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.375756][  T297]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   16.375760][  T297]  _printk (kernel/printk/printk.c:2504)
[   16.375764][  T297]  ? snapshot_read.cold (user.c:?)
[   16.375768][  T297]  ? br_multicast_flood (??:?) bridge
[   16.375781][  T297]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   16.375782][  T297]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.375783][  T297]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.375788][  T297] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   16.375799][  T297] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   16.375808][  T297] new_nbp (net/bridge/br_if.c:449) bridge
[   16.375817][  T297] br_add_if (net/bridge/br_if.c:592) bridge
[   16.375825][  T297]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   16.375829][  T297]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   16.375835][  T297]  do_set_master (net/core/rtnetlink.c:3071)
[   16.375841][  T297]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   16.375844][  T297]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   16.375848][  T297]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   16.375849][  T297]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.375851][  T297]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.375855][  T297]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.375857][  T297]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.375859][  T297]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.375862][  T297]  ? kasan_save_stack (mm/kasan/common.c:58)
[   16.375865][  T297]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.375867][  T297]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.375869][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.375872][  T297]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   16.375874][  T297]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   16.375879][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.375881][  T297]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.375884][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.375886][  T297]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.375888][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.375889][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.375891][  T297]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   16.375894][  T297]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   16.375897][  T297]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   16.375899][  T297]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.375903][  T297]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   16.375905][  T297]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.375911][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   16.375916][  T297]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.375921][  T297]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.375923][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.375928][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.375930][  T297]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.375933][  T297]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.375935][  T297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.375939][  T297]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.375941][  T297]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.375944][  T297]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.375945][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.375950][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.375952][  T297]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.375956][  T297]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.375958][  T297]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.375960][  T297]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.375967][  T297]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.375968][  T297]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.375973][  T297]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.375977][  T297]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.375980][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   16.375984][  T297]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.375988][  T297]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   16.375990][  T297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.375993][  T297]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.375996][  T297]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.376001][  T297]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   16.376003][  T297]  ? copy_msghdr_from_user (net/socket.c:2650)
[   16.376005][  T297]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   16.376007][  T297]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   16.376014][  T297]  ___sys_sendmsg (net/socket.c:2767)
[   16.376017][  T297]  ? copy_msghdr_from_user (net/socket.c:2619)
[   16.376034][  T297]  __sys_sendmsg (net/socket.c:2799)
[   16.376037][  T297]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   16.376043][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.376047][  T297]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.376049][  T297]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.376053][  T297]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.376055][  T297] RIP: 0033:0x7f29e219254e
[   16.376058][  T297] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.376060][  T297] RSP: 002b:00007fff90dfc0b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.376063][  T297] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f29e219254e
[   16.376064][  T297] RDX: 0000000000000000 RSI: 00007fff90dfc160 RDI: 0000000000000005
[   16.376065][  T297] RBP: 00007fff90dfc0c0 R08: 0000000000000000 R09: 0000000000000000
[   16.376066][  T297] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ac34
[   16.376067][  T297] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff90dfc820
| [   18.303470][   T36] softirqs last disabled at (116769): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   18.303472][   T36] Preemption disabled at:
| [   18.303473][   T36] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.303482][   T36] Tainted: [W]=WARN
[   18.303485][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.303487][   T36] Workqueue: events_dfl_long est_reload_work_handler [ip_vs]
[   18.303493][   T36] Call Trace:
[   18.303494][   T36]  <TASK>
[   18.303496][   T36]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.303501][   T36]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.303503][   T36]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.303508][   T36]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.303511][   T36]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.303516][   T36]  __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))
[   18.303519][   T36]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.303525][   T36]  ? 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)
[   18.303528][   T36]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.303531][   T36]  put_chars (drivers/char/virtio_console.c:1176)
[   18.303534][   T36]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.303537][   T36]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.303541][   T36]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.303544][   T36]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.303549][   T36]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.303552][   T36]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.303554][   T36]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.303556][   T36]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.303560][   T36]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.303562][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.303566][   T36]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.303570][   T36]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.303574][   T36]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.303575][   T36]  ? 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))
[   18.303578][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.303580][   T36]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.303585][   T36]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.303588][   T36]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.303590][   T36]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.303595][   T36]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.303598][   T36]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.303599][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.303601][   T36]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.303605][   T36]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.303607][   T36]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.303610][   T36]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.303613][   T36]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.303616][   T36]  ? est_reload_work_handler (net/netfilter/ipvs/ip_vs_ctl.c:269) ip_vs
[   18.303620][   T36]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.303624][   T36]  _printk (kernel/printk/printk.c:2504)
[   18.303627][   T36]  ? snapshot_read.cold (user.c:?)
[   18.303629][   T36]  ? __kthread_create_on_node (kernel/kthread.c:493)
[   18.303636][   T36]  ? ip_vs_est_kthread_start (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:252 ./include/linux/refcount.h:283 ./include/linux/refcount.h:366 ./include/linux/refcount.h:383 ./include/linux/sched/task.h:117 net/netfilter/ipvs/ip_vs_est.c:276) ip_vs
[   18.303642][   T36] ip_vs_est_kthread_start.cold (net/netfilter/ipvs/ip_vs_est.c:282 (discriminator 1)) ip_vs
[   18.303649][   T36] est_reload_work_handler (net/netfilter/ipvs/ip_vs_ctl.c:285 (discriminator 1)) ip_vs
[   18.303657][   T36]  process_one_work (kernel/workqueue.c:3387)
[   18.303663][   T36]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   18.303666][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.303673][   T36]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   18.303680][   T36]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   18.303682][   T36]  kthread (kernel/kthread.c:436)
[   18.303684][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.303687][   T36]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   18.303690][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.303695][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   18.303698][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.303702][   T36]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   18.303705][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   20.744399][  T381] softirqs last disabled at (39802): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   20.744401][  T381] Preemption disabled at:
| [   20.744402][  T381] vprintk_emit (kernel/printk/printk.c:2471)
| [   20.744410][  T381] Tainted: [W]=WARN
[   20.744411][  T381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.744413][  T381] Call Trace:
[   20.744415][  T381]  <TASK>
[   20.744416][  T381]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.744421][  T381]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   20.744423][  T381]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.744427][  T381]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.744431][  T381]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   20.744436][  T381]  __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))
[   20.744438][  T381]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.744444][  T381]  ? 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)
[   20.744447][  T381]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.744450][  T381]  put_chars (drivers/char/virtio_console.c:1176)
[   20.744453][  T381]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.744456][  T381]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.744460][  T381]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.744463][  T381]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.744467][  T381]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.744471][  T381]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   20.744473][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.744474][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.744479][  T381]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.744480][  T381]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.744484][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.744488][  T381]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.744492][  T381]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.744493][  T381]  ? 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))
[   20.744496][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.744498][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.744502][  T381]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.744505][  T381]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.744507][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.744512][  T381]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.744514][  T381]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.744516][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.744517][  T381]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   20.744521][  T381]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.744523][  T381]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.744526][  T381]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.744530][  T381]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.744532][  T381]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.744535][  T381]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   20.744538][  T381]  _printk (kernel/printk/printk.c:2504)
[   20.744542][  T381]  ? snapshot_read.cold (user.c:?)
[   20.744546][  T381]  ? br_multicast_flood (??:?) bridge
[   20.744559][  T381]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   20.744560][  T381]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   20.744561][  T381]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   20.744566][  T381] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   20.744576][  T381] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   20.744585][  T381] new_nbp (net/bridge/br_if.c:449) bridge
[   20.744594][  T381] br_add_if (net/bridge/br_if.c:592) bridge
[   20.744603][  T381]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   20.744607][  T381]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   20.744613][  T381]  do_set_master (net/core/rtnetlink.c:3071)
[   20.744618][  T381]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   20.744621][  T381]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   20.744625][  T381]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   20.744626][  T381]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.744628][  T381]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.744632][  T381]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.744634][  T381]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.744635][  T381]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.744638][  T381]  ? kasan_save_stack (mm/kasan/common.c:58)
[   20.744641][  T381]  ? kasan_save_stack (mm/kasan/common.c:57)
[   20.744643][  T381]  ? kasan_save_track (mm/kasan/common.c:78)
[   20.744646][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.744648][  T381]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   20.744651][  T381]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   20.744655][  T381]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.744657][  T381]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   20.744660][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.744661][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.744663][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.744664][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.744666][  T381]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   20.744669][  T381]  ? __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)
[   20.744672][  T381]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   20.744674][  T381]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   20.744677][  T381]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   20.744679][  T381]  ? nla_get_range_signed (lib/nlattr.c:270)
[   20.744685][  T381]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   20.744690][  T381]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   20.744695][  T381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.744697][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.744702][  T381]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.744704][  T381]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.744706][  T381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.744708][  T381]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.744711][  T381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.744713][  T381]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   20.744717][  T381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.744718][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.744723][  T381]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.744725][  T381]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.744728][  T381]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   20.744730][  T381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.744733][  T381]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.744739][  T381]  ? 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))
[   20.744740][  T381]  ? 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))
[   20.744744][  T381]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.744748][  T381]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.744750][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   20.744754][  T381]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   20.744758][  T381]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   20.744760][  T381]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.744763][  T381]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   20.744767][  T381]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   20.744770][  T381]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   20.744773][  T381]  ? copy_msghdr_from_user (net/socket.c:2650)
[   20.744775][  T381]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   20.744776][  T381]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   20.744784][  T381]  ___sys_sendmsg (net/socket.c:2767)
[   20.744786][  T381]  ? copy_msghdr_from_user (net/socket.c:2619)
[   20.744802][  T381]  __sys_sendmsg (net/socket.c:2799)
[   20.744805][  T381]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   20.744811][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.744814][  T381]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.744817][  T381]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   20.744820][  T381]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.744822][  T381] RIP: 0033:0x7f10ccdbb54e
[   20.744826][  T381] 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
[   20.744828][  T381] RSP: 002b:00007fff29d62c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.744830][  T381] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f10ccdbb54e
[   20.744832][  T381] RDX: 0000000000000000 RSI: 00007fff29d62d20 RDI: 0000000000000005
[   20.744832][  T381] RBP: 00007fff29d62c80 R08: 0000000000000000 R09: 0000000000000000
[   20.744833][  T381] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ac39
[   20.744834][  T381] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff29d633e0
| [   22.658495][  T396] softirqs last disabled at (36447): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   22.658498][  T396] Preemption disabled at:
| [   22.658499][  T396] vprintk_emit (kernel/printk/printk.c:2471)
| [   22.658507][  T396] Tainted: [W]=WARN
[   22.658508][  T396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.658510][  T396] Call Trace:
[   22.658512][  T396]  <TASK>
[   22.658513][  T396]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.658518][  T396]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   22.658520][  T396]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.658524][  T396]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.658527][  T396]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   22.658532][  T396]  __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))
[   22.658534][  T396]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.658541][  T396]  ? 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)
[   22.658543][  T396]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.658547][  T396]  put_chars (drivers/char/virtio_console.c:1176)
[   22.658549][  T396]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.658553][  T396]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.658558][  T396]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.658565][  T396]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.658567][  T396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.658571][  T396]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.658575][  T396]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.658578][  T396]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.658580][  T396]  ? 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))
[   22.658582][  T396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.658584][  T396]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.658588][  T396]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.658591][  T396]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.658593][  T396]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.658598][  T396]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.658602][  T396]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.658604][  T396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.658606][  T396]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.658610][  T396]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.658613][  T396]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.658616][  T396]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.658620][  T396]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.658626][  T396]  ? ipip_fini (net/ipv4/ipip.c:441 (discriminator 1)) ipip
[   22.658629][  T396]  _printk (kernel/printk/printk.c:2504)
[   22.658633][  T396]  ? snapshot_read.cold (user.c:?)
[   22.658640][  T396]  ? 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)
[   22.658643][  T396] ipip_init (net/ipv4/ipip.c:438) ipip
[   22.658646][  T396]  do_one_initcall (init/main.c:1357)
[   22.658650][  T396]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   22.658655][  T396]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   22.658657][  T396]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   22.658662][  T396]  do_init_module (kernel/module/main.c:3117)
[   22.658666][  T396]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.658670][  T396]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   22.658673][  T396]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   22.658677][  T396]  load_module (kernel/module/main.c:3593)
[   22.658684][  T396]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   22.658687][  T396]  ? __ia32_sys_fsconfig (??:?)
[   22.658690][  T396]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   22.658694][  T396]  ? backing_file_read_iter (fs/backing-file.c:211)
[   22.658697][  T396]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.658701][  T396]  init_module_from_file (kernel/module/main.c:3790)
[   22.658704][  T396]  ? __ia32_sys_init_module (kernel/module/main.c:3647)
[   22.658711][  T396]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   22.658715][  T396]  ? 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)
[   22.658718][  T396]  idempotent_init_module (kernel/module/main.c:3802)
[   22.658721][  T396]  ? init_module_from_file (kernel/module/main.c:3791)
[   22.658726][  T396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.658728][  T396]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   22.658733][  T396]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   22.658735][  T396]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.658738][  T396]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.658740][  T396]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.658743][  T396]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.658745][  T396] RIP: 0033:0x7fe46d8c637d
[   22.658748][  T396] 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
[   22.658750][  T396] RSP: 002b:00007ffdafeba228 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   22.658753][  T396] RAX: ffffffffffffffda RBX: 0000559e9bb239b0 RCX: 00007fe46d8c637d
[   22.658754][  T396] RDX: 0000000000000000 RSI: 0000559e9323cffd RDI: 0000000000000007
[   22.658755][  T396] RBP: 00007ffdafeba2c0 R08: 0000000000000000 R09: 0000000000000000
[   22.658756][  T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559e9323cffd
[   22.658757][  T396] R13: 0000559e9bb23ad0 R14: 0000000000040000 R15: 0000000000000000
| [   23.837439][   T12] softirqs last disabled at (199652): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   23.837442][   T12] Preemption disabled at:
| [   23.837442][   T12] vprintk_emit (kernel/printk/printk.c:2471)
| [   23.837451][   T12] Tainted: [W]=WARN
[   23.837452][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.837454][   T12] Workqueue: netns cleanup_net
[   23.837457][   T12] Call Trace:
[   23.837459][   T12]  <TASK>
[   23.837460][   T12]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.837465][   T12]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   23.837467][   T12]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.837472][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.837475][   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)
[   23.837480][   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))
[   23.837483][   T12]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.837489][   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)
[   23.837492][   T12]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.837496][   T12]  put_chars (drivers/char/virtio_console.c:1176)
[   23.837499][   T12]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.837500][   T12]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.837505][   T12]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.837508][   T12]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.837513][   T12]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.837517][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.837523][   T12]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.837526][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.837531][   T12]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.837535][   T12]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.837536][   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))
[   23.837539][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.837541][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.837545][   T12]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.837549][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.837551][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.837556][   T12]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.837559][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.837560][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.837562][   T12]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.837566][   T12]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.837568][   T12]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.837571][   T12]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.837574][   T12]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.837576][   T12]  ? cleanup_net (net/core/net_namespace.c:706)
[   23.837577][   T12]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   23.837579][   T12]  ? kthread (kernel/kthread.c:436)
[   23.837581][   T12]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[   23.837584][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   23.837589][   T12]  _printk (kernel/printk/printk.c:2504)
[   23.837593][   T12]  ? snapshot_read.cold (user.c:?)
[   23.837598][   T12]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   23.837605][   T12]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   23.837609][   T12]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   23.837613][   T12]  ? netdev_notice (net/core/dev.c:13194)
[   23.837617][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.837620][   T12]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   23.837622][   T12]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   23.837625][   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)
[   23.837628][   T12]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   23.837633][   T12]  dev_set_allmulti (net/core/dev_api.c:315)
[   23.837637][   T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   23.837651][   T12]  ? unregister_netdevice_many (net/core/dev.c:12589)
[   23.837655][   T12]  ? net_generic (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) ip_tunnel
[   23.837660][   T12] br_dev_delete (net/bridge/br_if.c:387) bridge
[   23.837671][   T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[   23.837681][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[   23.837685][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   23.837690][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[   23.837691][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.837695][   T12]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   23.837700][   T12]  cleanup_net (net/core/net_namespace.c:706)
[   23.837704][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.837708][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.837710][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.837714][   T12]  process_one_work (kernel/workqueue.c:3387)
[   23.837721][   T12]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   23.837724][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.837733][   T12]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   23.837740][   T12]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   23.837742][   T12]  kthread (kernel/kthread.c:436)
[   23.837744][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.837747][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   23.837750][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.837754][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   23.837758][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.837761][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)


Finger prints:
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
netlink_release:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
llc_sap_open:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars