======================================
| [    8.696458][  T220] softirqs last disabled at (0): 0x0
| [    8.696460][  T220] Preemption disabled at:
| [    8.696460][  T220] vprintk_emit (kernel/printk/printk.c:2471)
| [    8.696472][  T220] Tainted: [W]=WARN
[    8.696472][  T220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.696474][  T220] Call Trace:
[    8.696476][  T220]  <TASK>
[    8.696477][  T220]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    8.696482][  T220]  ? vprintk_emit (kernel/printk/printk.c:2471)
[    8.696484][  T220]  __might_resched.cold (kernel/sched/core.c:9234)
[    8.696487][  T220]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[    8.696489][  T220]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    8.696492][  T220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.696496][  T220]  __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))
[    8.696499][  T220]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    8.696502][  T220]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    8.696505][  T220]  ? 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)
[    8.696507][  T220]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    8.696509][  T220]  put_chars (drivers/char/virtio_console.c:1176)
[    8.696511][  T220]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    8.696513][  T220]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[    8.696515][  T220]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    8.696518][  T220]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    8.696519][  T220]  ? vsnprintf (lib/vsprintf.c:2900)
[    8.696522][  T220]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    8.696524][  T220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.696525][  T220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.696528][  T220]  console_emit_next_record (kernel/printk/printk.c:3183)
[    8.696530][  T220]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    8.696532][  T220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.696534][  T220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.696535][  T220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.696537][  T220]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    8.696539][  T220]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[    8.696540][  T220]  console_flush_one_record (kernel/printk/printk.c:3268)
[    8.696543][  T220]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    8.696545][  T220]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    8.696547][  T220]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    8.696548][  T220]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    8.696550][  T220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.696552][  T220]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[    8.696553][  T220]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    8.696554][  T220]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[    8.696556][  T220]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    8.696558][  T220]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    8.696560][  T220]  vprintk_emit (kernel/printk/printk.c:2479)
[    8.696563][  T220]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    8.696566][  T220]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[    8.696569][  T220]  _printk (kernel/printk/printk.c:2504)
[    8.696572][  T220]  ? snapshot_read.cold (user.c:?)
[    8.696575][  T220]  ? 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)
[    8.696577][  T220] 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
[    8.696579][  T220]  do_one_initcall (init/main.c:1357)
[    8.696581][  T220]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[    8.696583][  T220]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[    8.696586][  T220]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[    8.696589][  T220]  do_init_module (kernel/module/main.c:3117)
[    8.696591][  T220]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[    8.696593][  T220]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[    8.696595][  T220]  load_module (kernel/module/main.c:3593)
[    8.696599][  T220]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[    8.696601][  T220]  ? __ia32_sys_fsconfig (??:?)
[    8.696604][  T220]  ? ovl_real_file (fs/overlayfs/file.c:195)
[    8.696607][  T220]  ? backing_file_read_iter (fs/backing-file.c:211)
[    8.696610][  T220]  init_module_from_file (kernel/module/main.c:3790)
[    8.696612][  T220]  ? __do_sys_init_module (kernel/module/main.c:3664)
[    8.696614][  T220]  ? ovl_mmap (fs/overlayfs/file.c:477)
[    8.696616][  T220]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    8.696618][  T220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.696619][  T220]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[    8.696621][  T220]  ? 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)
[    8.696623][  T220]  idempotent_init_module (kernel/module/main.c:3802)
[    8.696625][  T220]  ? init_module_from_file (kernel/module/main.c:3791)
[    8.696627][  T220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.696629][  T220]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[    8.696633][  T220]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[    8.696635][  T220]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    8.696637][  T220]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    8.696639][  T220]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    8.696641][  T220]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.696643][  T220] RIP: 0033:0x7f717833737d
[    8.696645][  T220] 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
[    8.696647][  T220] RSP: 002b:00007ffce4b8fb08 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[    8.696651][  T220] RAX: ffffffffffffffda RBX: 0000557c7c662810 RCX: 00007f717833737d
[    8.696652][  T220] RDX: 0000000000000000 RSI: 0000557c7053bffd RDI: 0000000000000000
[    8.696653][  T220] RBP: 00007ffce4b8fba0 R08: 0000000000000000 R09: 0000000000000000
[    8.696654][  T220] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557c7053bffd
[    8.696655][  T220] R13: 0000557c7c662960 R14: 0000000000040000 R15: 0000000000000000
| [   15.777748][  T337] softirqs last disabled at (0): 0x0
| [   15.777750][  T337] Preemption disabled at:
| [   15.777751][  T337] 0x0
| [   15.777762][  T337] Tainted: [W]=WARN
[   15.777763][  T337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.777765][  T337] Call Trace:
[   15.777767][  T337]  <TASK>
[   15.777769][  T337]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.777775][  T337]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.777780][  T337]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.777784][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.777789][  T337]  __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))
[   15.777793][  T337]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.777796][  T337]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.777801][  T337]  ? 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)
[   15.777803][  T337]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.777806][  T337]  put_chars (drivers/char/virtio_console.c:1176)
[   15.777809][  T337]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.777811][  T337]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   15.777816][  T337]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.777820][  T337]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.777823][  T337]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.777826][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.777828][  T337]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.777831][  T337]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.777835][  T337]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.777837][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.777839][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.777841][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.777844][  T337]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.777847][  T337]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   15.777849][  T337]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.777852][  T337]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.777856][  T337]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.777858][  T337]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.777861][  T337]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.777863][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.777865][  T337]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.777867][  T337]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.777869][  T337]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   15.777872][  T337]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.777874][  T337]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.777877][  T337]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.777881][  T337]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.777883][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.777885][  T337]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.777888][  T337]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   15.777891][  T337]  _printk (kernel/printk/printk.c:2504)
[   15.777895][  T337]  ? snapshot_read.cold (user.c:?)
[   15.777898][  T337]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   15.777903][  T337] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   15.777921][  T337] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   15.777934][  T337] br_device_event (net/bridge/br.c:111) bridge
[   15.777947][  T337]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   15.777951][  T337]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   15.777954][  T337]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   15.777958][  T337]  notifier_call_chain (kernel/notifier.c:85)
[   15.777962][  T337]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   15.777967][  T337]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.777969][  T337]  ? netif_change_name (net/core/dev.c:1517)
[   15.777972][  T337]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.777975][  T337]  ? __kernel_text_address (kernel/extable.c:79)
[   15.777978][  T337]  ? write_profile (profile.c:?)
[   15.777980][  T337]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   15.777984][  T337]  netif_change_flags (net/core/dev.c:9882)
[   15.777987][  T337]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   15.777991][  T337]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.777993][  T337]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.777995][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.777997][  T337]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   15.778002][  T337]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.778006][  T337]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.778008][  T337]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.778010][  T337]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.778012][  T337]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   15.778014][  T337]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   15.778016][  T337]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.778018][  T337]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.778021][  T337]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.778023][  T337]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.778025][  T337]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.778028][  T337]  ? ___sys_sendmsg (net/socket.c:2767)
[   15.778030][  T337]  ? __sys_sendmsg (net/socket.c:2799)
[   15.778032][  T337]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.778035][  T337]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.778038][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.778041][  T337]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.778043][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.778045][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.778047][  T337]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.778051][  T337]  ? __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)
[   15.778053][  T337]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.778055][  T337]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.778057][  T337]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.778061][  T337]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.778064][  T337]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.778067][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.778069][  T337]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.778071][  T337]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.778073][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.778076][  T337]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   15.778080][  T337]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   15.778084][  T337]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   15.778086][  T337]  ? __kernel_text_address (kernel/extable.c:79)
[   15.778088][  T337]  ? write_profile (profile.c:?)
[   15.778090][  T337]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   15.778092][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.778094][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.778096][  T337]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   15.778100][  T337]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.778102][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.778105][  T337]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.778107][  T337]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.778109][  T337]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.778111][  T337]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   15.778114][  T337]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   15.778117][  T337]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.778119][  T337]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.778121][  T337]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.778123][  T337]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.778125][  T337]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   15.778129][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.778131][  T337]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.778134][  T337]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.778137][  T337]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.778139][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.778142][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.778144][  T337]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.778147][  T337]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.778149][  T337]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.778152][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.778155][  T337]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.778157][  T337]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.778160][  T337]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.778162][  T337]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.778164][  T337]  ? move_addr_to_kernel (net/socket.c:258)
[   15.778166][  T337]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   15.778170][  T337]  ___sys_sendmsg (net/socket.c:2767)
[   15.778173][  T337]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.778180][  T337]  __sys_sendmsg (net/socket.c:2799)
[   15.778183][  T337]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.778187][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.778190][  T337]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.778192][  T337]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.778195][  T337]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.778197][  T337] RIP: 0033:0x7f1ccb62154e
[   15.778199][  T337] 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
[   15.778202][  T337] RSP: 002b:00007ffeb8eaec80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.778206][  T337] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1ccb62154e
[   15.778208][  T337] RDX: 0000000000000000 RSI: 00007ffeb8eaed30 RDI: 0000000000000005
[   15.778209][  T337] RBP: 00007ffeb8eaec90 R08: 0000000000000000 R09: 0000000000000000
[   15.778210][  T337] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b20
[   15.778212][  T337] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb8eaf3f0
| [   20.958564][  T346] softirqs last disabled at (0): 0x0
| [   20.958566][  T346] Preemption disabled at:
| [   20.958566][  T346] 0x0
| [   20.958575][  T346] Tainted: [W]=WARN
[   20.958576][  T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.958578][  T346] Call Trace:
[   20.958579][  T346]  <TASK>
[   20.958580][  T346]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.958586][  T346]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.958590][  T346]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.958593][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958597][  T346]  __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))
[   20.958600][  T346]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   20.958603][  T346]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.958607][  T346]  ? 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)
[   20.958608][  T346]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.958610][  T346]  put_chars (drivers/char/virtio_console.c:1176)
[   20.958612][  T346]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   20.958614][  T346]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.958616][  T346]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   20.958618][  T346]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.958621][  T346]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.958622][  T346]  ? 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)
[   20.958624][  T346]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   20.958626][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958627][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958629][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.958631][  T346]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.958633][  T346]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.958635][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958637][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958638][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958640][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.958641][  T346]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   20.958643][  T346]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.958645][  T346]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.958648][  T346]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.958649][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.958651][  T346]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.958652][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958654][  T346]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   20.958655][  T346]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   20.958657][  T346]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   20.958659][  T346]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.958660][  T346]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.958662][  T346]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.958666][  T346]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.958669][  T346]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[   20.958671][  T346]  _printk (kernel/printk/printk.c:2504)
[   20.958674][  T346]  ? snapshot_read.cold (user.c:?)
[   20.958676][  T346]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   20.958678][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958680][  T346]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.958683][  T346] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   20.958695][  T346] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   20.958703][  T346] br_stp_disable_bridge (net/bridge/br_stp_if.c:76) bridge
[   20.958710][  T346] br_dev_stop (net/bridge/br_device.c:193) bridge
[   20.958718][  T346]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   20.958721][  T346]  __dev_close_many (net/core/dev.c:1798)
[   20.958724][  T346]  ? netif_open (net/core/dev.c:1755)
[   20.958726][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958728][  T346]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.958729][  T346]  __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810)
[   20.958731][  T346]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   20.958733][  T346]  ? __kernel_text_address (kernel/extable.c:79)
[   20.958736][  T346]  ? write_profile (profile.c:?)
[   20.958738][  T346]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   20.958741][  T346]  netif_change_flags (net/core/dev.c:9877)
[   20.958743][  T346]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   20.958745][  T346]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   20.958746][  T346]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   20.958747][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958749][  T346]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   20.958753][  T346]  ? kasan_save_stack (mm/kasan/common.c:58)
[   20.958755][  T346]  ? kasan_save_stack (mm/kasan/common.c:57)
[   20.958757][  T346]  ? kasan_save_track (mm/kasan/common.c:78)
[   20.958758][  T346]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   20.958759][  T346]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   20.958761][  T346]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   20.958762][  T346]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   20.958763][  T346]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   20.958766][  T346]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.958767][  T346]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   20.958768][  T346]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   20.958771][  T346]  ? ___sys_sendmsg (net/socket.c:2767)
[   20.958772][  T346]  ? __sys_sendmsg (net/socket.c:2799)
[   20.958774][  T346]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.958776][  T346]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.958779][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958780][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.958782][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958783][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958785][  T346]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   20.958788][  T346]  ? __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)
[   20.958790][  T346]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   20.958791][  T346]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   20.958793][  T346]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   20.958795][  T346]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   20.958797][  T346]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   20.958799][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958800][  T346]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.958801][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.958803][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958805][  T346]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   20.958808][  T346]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   20.958809][  T346]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   20.958810][  T346]  ? __kernel_text_address (kernel/extable.c:79)
[   20.958812][  T346]  ? write_profile (profile.c:?)
[   20.958813][  T346]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   20.958814][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958815][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958817][  T346]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   20.958820][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.958822][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958823][  T346]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.958825][  T346]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   20.958826][  T346]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.958828][  T346]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   20.958829][  T346]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   20.958831][  T346]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   20.958833][  T346]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.958834][  T346]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   20.958835][  T346]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.958836][  T346]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   20.958839][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958840][  T346]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   20.958842][  T346]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.958844][  T346]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.958845][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958847][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958849][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.958850][  T346]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   20.958852][  T346]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   20.958854][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958856][  T346]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   20.958857][  T346]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   20.958859][  T346]  ? copy_msghdr_from_user (net/socket.c:2650)
[   20.958860][  T346]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   20.958862][  T346]  ? move_addr_to_kernel (net/socket.c:258)
[   20.958863][  T346]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   20.958865][  T346]  ___sys_sendmsg (net/socket.c:2767)
[   20.958867][  T346]  ? copy_msghdr_from_user (net/socket.c:2619)
[   20.958872][  T346]  __sys_sendmsg (net/socket.c:2799)
[   20.958874][  T346]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   20.958876][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.958878][  T346]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.958879][  T346]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   20.958881][  T346]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.958883][  T346] RIP: 0033:0x7f9e7753954e
[   20.958885][  T346] 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
[   20.958886][  T346] RSP: 002b:00007ffed416a7e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.958890][  T346] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9e7753954e
[   20.958891][  T346] RDX: 0000000000000000 RSI: 00007ffed416a890 RDI: 0000000000000005
[   20.958892][  T346] RBP: 00007ffed416a7f0 R08: 0000000000000000 R09: 0000000000000000
[   20.958893][  T346] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b25
[   20.958894][  T346] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffed416af50
| [   26.545872][  T381] softirqs last disabled at (0): 0x0
| [   26.545874][  T381] Preemption disabled at:
| [   26.545875][  T381] 0x0
| [   26.545884][  T381] Tainted: [W]=WARN
[   26.545885][  T381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.545887][  T381] Call Trace:
[   26.545888][  T381]  <TASK>
[   26.545890][  T381]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.545896][  T381]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.545900][  T381]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.545903][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.545907][  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))
[   26.545911][  T381]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.545914][  T381]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.545917][  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)
[   26.545919][  T381]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.545921][  T381]  put_chars (drivers/char/virtio_console.c:1176)
[   26.545923][  T381]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   26.545925][  T381]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.545927][  T381]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.545930][  T381]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.545933][  T381]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.545934][  T381]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   26.545936][  T381]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.545938][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.545939][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.545941][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.545943][  T381]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.545946][  T381]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.545947][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.545949][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.545951][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.545952][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.545954][  T381]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.545956][  T381]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.545958][  T381]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.545961][  T381]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.545963][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.545964][  T381]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.545966][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.545967][  T381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.545969][  T381]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.545970][  T381]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   26.545972][  T381]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.545974][  T381]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.545976][  T381]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.545979][  T381]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.545981][  T381]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[   26.545984][  T381]  _printk (kernel/printk/printk.c:2504)
[   26.545987][  T381]  ? snapshot_read.cold (user.c:?)
[   26.545989][  T381]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.545991][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.545993][  T381]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.545996][  T381] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   26.546008][  T381] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   26.546016][  T381] br_stp_disable_bridge (net/bridge/br_stp_if.c:76) bridge
[   26.546023][  T381] br_dev_stop (net/bridge/br_device.c:193) bridge
[   26.546031][  T381]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.546035][  T381]  __dev_close_many (net/core/dev.c:1798)
[   26.546038][  T381]  ? netif_open (net/core/dev.c:1755)
[   26.546040][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.546042][  T381]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.546043][  T381]  __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810)
[   26.546046][  T381]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   26.546048][  T381]  ? __kernel_text_address (kernel/extable.c:79)
[   26.546050][  T381]  ? write_profile (profile.c:?)
[   26.546052][  T381]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   26.546055][  T381]  netif_change_flags (net/core/dev.c:9877)
[   26.546058][  T381]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   26.546060][  T381]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   26.546061][  T381]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   26.546062][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.546064][  T381]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   26.546068][  T381]  ? kasan_save_stack (mm/kasan/common.c:58)
[   26.546071][  T381]  ? kasan_save_stack (mm/kasan/common.c:57)
[   26.546072][  T381]  ? kasan_save_track (mm/kasan/common.c:78)
[   26.546074][  T381]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   26.546075][  T381]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   26.546077][  T381]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   26.546078][  T381]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   26.546079][  T381]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   26.546084][  T381]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.546086][  T381]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   26.546087][  T381]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   26.546090][  T381]  ? ___sys_sendmsg (net/socket.c:2767)
[   26.546091][  T381]  ? __sys_sendmsg (net/socket.c:2799)
[   26.546093][  T381]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   26.546095][  T381]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.546098][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.546100][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.546101][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.546103][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.546104][  T381]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   26.546107][  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)
[   26.546110][  T381]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   26.546111][  T381]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.546113][  T381]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   26.546115][  T381]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   26.546117][  T381]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   26.546119][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.546121][  T381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.546122][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.546123][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.546125][  T381]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   26.546129][  T381]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   26.546130][  T381]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   26.546132][  T381]  ? __kernel_text_address (kernel/extable.c:79)
[   26.546133][  T381]  ? write_profile (profile.c:?)
[   26.546134][  T381]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   26.546135][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.546137][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.546139][  T381]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   26.546142][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.546144][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.546145][  T381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.546147][  T381]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   26.546148][  T381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.546150][  T381]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   26.546151][  T381]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   26.546153][  T381]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   26.546155][  T381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.546156][  T381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.546158][  T381]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.546159][  T381]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   26.546162][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.546163][  T381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.546165][  T381]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.546167][  T381]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.546169][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.546170][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.546172][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.546174][  T381]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   26.546176][  T381]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   26.546177][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.546179][  T381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.546181][  T381]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   26.546183][  T381]  ? copy_msghdr_from_user (net/socket.c:2650)
[   26.546184][  T381]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   26.546186][  T381]  ? move_addr_to_kernel (net/socket.c:258)
[   26.546187][  T381]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   26.546190][  T381]  ___sys_sendmsg (net/socket.c:2767)
[   26.546191][  T381]  ? copy_msghdr_from_user (net/socket.c:2619)
[   26.546196][  T381]  __sys_sendmsg (net/socket.c:2799)
[   26.546198][  T381]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   26.546201][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.546203][  T381]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   26.546204][  T381]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   26.546207][  T381]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.546208][  T381] RIP: 0033:0x7ffbb721854e
[   26.546210][  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
[   26.546212][  T381] RSP: 002b:00007ffe87f82f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.546216][  T381] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ffbb721854e
[   26.546217][  T381] RDX: 0000000000000000 RSI: 00007ffe87f83010 RDI: 0000000000000005
[   26.546218][  T381] RBP: 00007ffe87f82f70 R08: 0000000000000000 R09: 0000000000000000
[   26.546219][  T381] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b2a
[   26.546220][  T381] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe87f836d0
| [   30.522641][  T682] softirqs last disabled at (0): 0x0
| [   30.522643][  T682] Preemption disabled at:
| [   30.522643][  T682] 0x0
| [   30.522652][  T682] Tainted: [W]=WARN
[   30.522653][  T682] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.522655][  T682] Call Trace:
[   30.522657][  T682]  <TASK>
[   30.522658][  T682]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   30.522664][  T682]  __might_resched.cold (kernel/sched/core.c:9234)
[   30.522668][  T682]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   30.522671][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522675][  T682]  __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))
[   30.522679][  T682]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   30.522682][  T682]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.522686][  T682]  ? 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)
[   30.522688][  T682]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.522689][  T682]  put_chars (drivers/char/virtio_console.c:1176)
[   30.522691][  T682]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   30.522693][  T682]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   30.522696][  T682]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   30.522700][  T682]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   30.522702][  T682]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   30.522704][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522706][  T682]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.522708][  T682]  console_emit_next_record (kernel/printk/printk.c:3183)
[   30.522710][  T682]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   30.522712][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522714][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522715][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522717][  T682]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.522719][  T682]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   30.522720][  T682]  console_flush_one_record (kernel/printk/printk.c:3268)
[   30.522722][  T682]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   30.522725][  T682]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   30.522727][  T682]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.522728][  T682]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   30.522730][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522731][  T682]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.522733][  T682]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   30.522734][  T682]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   30.522736][  T682]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   30.522738][  T682]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   30.522740][  T682]  vprintk_emit (kernel/printk/printk.c:2479)
[   30.522742][  T682]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   30.522744][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522746][  T682]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.522748][  T682]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   30.522750][  T682]  _printk (kernel/printk/printk.c:2504)
[   30.522753][  T682]  ? snapshot_read.cold (user.c:?)
[   30.522755][  T682]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   30.522760][  T682] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   30.522773][  T682] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   30.522780][  T682] br_device_event (net/bridge/br.c:111) bridge
[   30.522789][  T682]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   30.522792][  T682]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   30.522795][  T682]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   30.522798][  T682]  notifier_call_chain (kernel/notifier.c:85)
[   30.522801][  T682]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   30.522805][  T682]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.522806][  T682]  ? netif_change_name (net/core/dev.c:1517)
[   30.522808][  T682]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   30.522810][  T682]  ? __kernel_text_address (kernel/extable.c:79)
[   30.522812][  T682]  ? write_profile (profile.c:?)
[   30.522814][  T682]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.522817][  T682]  netif_change_flags (net/core/dev.c:9882)
[   30.522819][  T682]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   30.522822][  T682]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   30.522824][  T682]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   30.522825][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522826][  T682]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   30.522830][  T682]  ? kasan_save_stack (mm/kasan/common.c:58)
[   30.522833][  T682]  ? kasan_save_stack (mm/kasan/common.c:57)
[   30.522834][  T682]  ? kasan_save_track (mm/kasan/common.c:78)
[   30.522836][  T682]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   30.522837][  T682]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   30.522839][  T682]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   30.522840][  T682]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.522841][  T682]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.522844][  T682]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.522845][  T682]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.522846][  T682]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   30.522849][  T682]  ? ___sys_sendmsg (net/socket.c:2767)
[   30.522850][  T682]  ? __sys_sendmsg (net/socket.c:2799)
[   30.522852][  T682]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.522853][  T682]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.522856][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522858][  T682]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.522859][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522860][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522862][  T682]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   30.522865][  T682]  ? __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)
[   30.522867][  T682]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   30.522868][  T682]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   30.522869][  T682]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   30.522871][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   30.522873][  T682]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   30.522875][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522877][  T682]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.522878][  T682]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.522879][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522881][  T682]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   30.522884][  T682]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   30.522886][  T682]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   30.522887][  T682]  ? __kernel_text_address (kernel/extable.c:79)
[   30.522889][  T682]  ? write_profile (profile.c:?)
[   30.522890][  T682]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.522891][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522893][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522894][  T682]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   30.522898][  T682]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.522899][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522901][  T682]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.522902][  T682]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.522904][  T682]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.522905][  T682]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   30.522906][  T682]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   30.522909][  T682]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.522910][  T682]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.522911][  T682]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.522913][  T682]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.522914][  T682]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   30.522916][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522918][  T682]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.522920][  T682]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.522922][  T682]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.522924][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522925][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522927][  T682]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.522929][  T682]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.522930][  T682]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   30.522932][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522934][  T682]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.522936][  T682]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   30.522937][  T682]  ? copy_msghdr_from_user (net/socket.c:2650)
[   30.522939][  T682]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   30.522940][  T682]  ? move_addr_to_kernel (net/socket.c:258)
[   30.522942][  T682]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   30.522944][  T682]  ___sys_sendmsg (net/socket.c:2767)
[   30.522946][  T682]  ? copy_msghdr_from_user (net/socket.c:2619)
[   30.522951][  T682]  __sys_sendmsg (net/socket.c:2799)
[   30.522953][  T682]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   30.522955][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.522957][  T682]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.522959][  T682]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   30.522961][  T682]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.522962][  T682] RIP: 0033:0x7f2103b2d54e
[   30.522964][  T682] 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
[   30.522966][  T682] RSP: 002b:00007ffc72edaea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.522970][  T682] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2103b2d54e
[   30.522971][  T682] RDX: 0000000000000000 RSI: 00007ffc72edaf50 RDI: 0000000000000005
[   30.522972][  T682] RBP: 00007ffc72edaeb0 R08: 0000000000000000 R09: 0000000000000000
[   30.522973][  T682] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b2e
[   30.522974][  T682] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc72edb610
| [   35.682213][  T692] softirqs last disabled at (0): 0x0
| [   35.682215][  T692] Preemption disabled at:
| [   35.682215][  T692] 0x0
| [   35.682224][  T692] Tainted: [W]=WARN
[   35.682225][  T692] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.682226][  T692] Call Trace:
[   35.682228][  T692]  <TASK>
[   35.682229][  T692]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   35.682234][  T692]  __might_resched.cold (kernel/sched/core.c:9234)
[   35.682238][  T692]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   35.682241][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682245][  T692]  __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))
[   35.682248][  T692]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   35.682251][  T692]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.682255][  T692]  ? 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)
[   35.682257][  T692]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.682258][  T692]  put_chars (drivers/char/virtio_console.c:1176)
[   35.682260][  T692]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   35.682262][  T692]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   35.682264][  T692]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   35.682267][  T692]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   35.682270][  T692]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   35.682271][  T692]  ? 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)
[   35.682272][  T692]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   35.682274][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682275][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682277][  T692]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.682279][  T692]  console_emit_next_record (kernel/printk/printk.c:3183)
[   35.682281][  T692]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   35.682283][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682285][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682286][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682288][  T692]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.682290][  T692]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   35.682292][  T692]  console_flush_one_record (kernel/printk/printk.c:3268)
[   35.682294][  T692]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   35.682296][  T692]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   35.682298][  T692]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.682299][  T692]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   35.682307][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682308][  T692]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   35.682310][  T692]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   35.682311][  T692]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   35.682313][  T692]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   35.682315][  T692]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   35.682317][  T692]  vprintk_emit (kernel/printk/printk.c:2479)
[   35.682321][  T692]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   35.682323][  T692]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[   35.682326][  T692]  _printk (kernel/printk/printk.c:2504)
[   35.682329][  T692]  ? snapshot_read.cold (user.c:?)
[   35.682331][  T692]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   35.682332][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682334][  T692]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   35.682337][  T692] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   35.682350][  T692] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   35.682358][  T692] br_stp_disable_bridge (net/bridge/br_stp_if.c:76) bridge
[   35.682364][  T692] br_dev_stop (net/bridge/br_device.c:193) bridge
[   35.682373][  T692]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   35.682377][  T692]  __dev_close_many (net/core/dev.c:1798)
[   35.682380][  T692]  ? netif_open (net/core/dev.c:1755)
[   35.682382][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682383][  T692]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   35.682385][  T692]  __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810)
[   35.682387][  T692]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   35.682389][  T692]  ? __kernel_text_address (kernel/extable.c:79)
[   35.682392][  T692]  ? write_profile (profile.c:?)
[   35.682394][  T692]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   35.682397][  T692]  netif_change_flags (net/core/dev.c:9877)
[   35.682399][  T692]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   35.682401][  T692]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   35.682402][  T692]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   35.682403][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682405][  T692]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   35.682409][  T692]  ? kasan_save_stack (mm/kasan/common.c:58)
[   35.682411][  T692]  ? kasan_save_stack (mm/kasan/common.c:57)
[   35.682413][  T692]  ? kasan_save_track (mm/kasan/common.c:78)
[   35.682414][  T692]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   35.682416][  T692]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   35.682417][  T692]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   35.682418][  T692]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   35.682420][  T692]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   35.682422][  T692]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.682424][  T692]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   35.682425][  T692]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   35.682427][  T692]  ? ___sys_sendmsg (net/socket.c:2767)
[   35.682429][  T692]  ? __sys_sendmsg (net/socket.c:2799)
[   35.682430][  T692]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.682433][  T692]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.682435][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682437][  T692]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.682438][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682440][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682442][  T692]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   35.682445][  T692]  ? __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)
[   35.682447][  T692]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   35.682448][  T692]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   35.682449][  T692]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   35.682451][  T692]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   35.682453][  T692]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   35.682455][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682457][  T692]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.682458][  T692]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.682459][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682461][  T692]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   35.682464][  T692]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   35.682466][  T692]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   35.682467][  T692]  ? __kernel_text_address (kernel/extable.c:79)
[   35.682468][  T692]  ? write_profile (profile.c:?)
[   35.682469][  T692]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   35.682471][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682472][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682474][  T692]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   35.682477][  T692]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.682478][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682480][  T692]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.682481][  T692]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   35.682483][  T692]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.682484][  T692]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   35.682486][  T692]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   35.682488][  T692]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   35.682489][  T692]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.682490][  T692]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   35.682492][  T692]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.682493][  T692]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   35.682495][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682497][  T692]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   35.682499][  T692]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.682501][  T692]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.682502][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682504][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682506][  T692]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.682507][  T692]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   35.682509][  T692]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   35.682511][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682513][  T692]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   35.682514][  T692]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   35.682516][  T692]  ? copy_msghdr_from_user (net/socket.c:2650)
[   35.682517][  T692]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   35.682519][  T692]  ? move_addr_to_kernel (net/socket.c:258)
[   35.682520][  T692]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   35.682523][  T692]  ___sys_sendmsg (net/socket.c:2767)
[   35.682525][  T692]  ? copy_msghdr_from_user (net/socket.c:2619)
[   35.682529][  T692]  __sys_sendmsg (net/socket.c:2799)
[   35.682531][  T692]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   35.682534][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.682536][  T692]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.682537][  T692]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   35.682539][  T692]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.682540][  T692] RIP: 0033:0x7f18d783c54e
[   35.682542][  T692] 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
[   35.682544][  T692] RSP: 002b:00007ffe82e3b580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.682548][  T692] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f18d783c54e
[   35.682549][  T692] RDX: 0000000000000000 RSI: 00007ffe82e3b630 RDI: 0000000000000005
[   35.682550][  T692] RBP: 00007ffe82e3b590 R08: 0000000000000000 R09: 0000000000000000
[   35.682550][  T692] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b34
[   35.682551][  T692] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe82e3bcf0
| [   41.376983][  T728] softirqs last disabled at (0): 0x0
| [   41.376985][  T728] Preemption disabled at:
| [   41.376985][  T728] 0x0
| [   41.376994][  T728] Tainted: [W]=WARN
[   41.376995][  T728] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.376997][  T728] Call Trace:
[   41.376998][  T728]  <TASK>
[   41.376999][  T728]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   41.377005][  T728]  __might_resched.cold (kernel/sched/core.c:9234)
[   41.377009][  T728]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   41.377012][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377016][  T728]  __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))
[   41.377019][  T728]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   41.377022][  T728]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.377026][  T728]  ? 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)
[   41.377028][  T728]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.377029][  T728]  put_chars (drivers/char/virtio_console.c:1176)
[   41.377031][  T728]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   41.377033][  T728]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   41.377035][  T728]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   41.377038][  T728]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   41.377041][  T728]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   41.377042][  T728]  ? 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)
[   41.377044][  T728]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   41.377045][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377047][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377048][  T728]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.377050][  T728]  console_emit_next_record (kernel/printk/printk.c:3183)
[   41.377053][  T728]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   41.377055][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377056][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377058][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377059][  T728]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.377061][  T728]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   41.377063][  T728]  console_flush_one_record (kernel/printk/printk.c:3268)
[   41.377065][  T728]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   41.377068][  T728]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   41.377069][  T728]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.377071][  T728]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   41.377072][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377074][  T728]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   41.377075][  T728]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   41.377077][  T728]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   41.377079][  T728]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   41.377080][  T728]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   41.377085][  T728]  vprintk_emit (kernel/printk/printk.c:2479)
[   41.377089][  T728]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   41.377091][  T728]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[   41.377094][  T728]  _printk (kernel/printk/printk.c:2504)
[   41.377097][  T728]  ? snapshot_read.cold (user.c:?)
[   41.377099][  T728]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   41.377101][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377102][  T728]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   41.377105][  T728] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   41.377119][  T728] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   41.377126][  T728] br_stp_disable_bridge (net/bridge/br_stp_if.c:76) bridge
[   41.377133][  T728] br_dev_stop (net/bridge/br_device.c:193) bridge
[   41.377141][  T728]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   41.377144][  T728]  __dev_close_many (net/core/dev.c:1798)
[   41.377148][  T728]  ? netif_open (net/core/dev.c:1755)
[   41.377149][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377151][  T728]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   41.377153][  T728]  __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810)
[   41.377155][  T728]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   41.377157][  T728]  ? __kernel_text_address (kernel/extable.c:79)
[   41.377159][  T728]  ? write_profile (profile.c:?)
[   41.377162][  T728]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   41.377165][  T728]  netif_change_flags (net/core/dev.c:9877)
[   41.377167][  T728]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   41.377169][  T728]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   41.377170][  T728]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   41.377171][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377173][  T728]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   41.377176][  T728]  ? kasan_save_stack (mm/kasan/common.c:58)
[   41.377179][  T728]  ? kasan_save_stack (mm/kasan/common.c:57)
[   41.377180][  T728]  ? kasan_save_track (mm/kasan/common.c:78)
[   41.377182][  T728]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   41.377183][  T728]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   41.377185][  T728]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   41.377186][  T728]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   41.377187][  T728]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   41.377190][  T728]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.377191][  T728]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   41.377192][  T728]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   41.377194][  T728]  ? ___sys_sendmsg (net/socket.c:2767)
[   41.377196][  T728]  ? __sys_sendmsg (net/socket.c:2799)
[   41.377197][  T728]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   41.377200][  T728]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.377202][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377204][  T728]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.377205][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377207][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377208][  T728]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   41.377211][  T728]  ? __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)
[   41.377214][  T728]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   41.377215][  T728]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   41.377216][  T728]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   41.377218][  T728]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   41.377220][  T728]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   41.377222][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377224][  T728]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.377225][  T728]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.377226][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377228][  T728]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   41.377231][  T728]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   41.377233][  T728]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   41.377234][  T728]  ? __kernel_text_address (kernel/extable.c:79)
[   41.377236][  T728]  ? write_profile (profile.c:?)
[   41.377237][  T728]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   41.377238][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377240][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377241][  T728]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   41.377245][  T728]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.377246][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377248][  T728]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.377249][  T728]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   41.377251][  T728]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.377252][  T728]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   41.377253][  T728]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   41.377256][  T728]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   41.377257][  T728]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.377258][  T728]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   41.377260][  T728]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.377261][  T728]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   41.377263][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377265][  T728]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   41.377267][  T728]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.377269][  T728]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.377270][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377272][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377273][  T728]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.377275][  T728]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   41.377277][  T728]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   41.377279][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377280][  T728]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   41.377282][  T728]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   41.377283][  T728]  ? copy_msghdr_from_user (net/socket.c:2650)
[   41.377285][  T728]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   41.377287][  T728]  ? move_addr_to_kernel (net/socket.c:258)
[   41.377288][  T728]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   41.377290][  T728]  ___sys_sendmsg (net/socket.c:2767)
[   41.377292][  T728]  ? copy_msghdr_from_user (net/socket.c:2619)
[   41.377297][  T728]  __sys_sendmsg (net/socket.c:2799)
[   41.377298][  T728]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   41.377301][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.377303][  T728]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   41.377304][  T728]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   41.377314][  T728]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.377316][  T728] RIP: 0033:0x7ff20b16e54e
[   41.377318][  T728] 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
[   41.377320][  T728] RSP: 002b:00007ffcbf9f5710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.377324][  T728] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff20b16e54e
[   41.377325][  T728] RDX: 0000000000000000 RSI: 00007ffcbf9f57c0 RDI: 0000000000000005
[   41.377326][  T728] RBP: 00007ffcbf9f5720 R08: 0000000000000000 R09: 0000000000000000
[   41.377326][  T728] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b39
[   41.377327][  T728] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcbf9f5e80
| [   43.051113][  T844] softirqs last disabled at (0): 0x0
| [   43.051114][  T844] Preemption disabled at:
| [   43.051115][  T844] 0x0
| [   43.051123][  T844] Tainted: [W]=WARN
[   43.051124][  T844] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.051126][  T844] Call Trace:
[   43.051128][  T844]  <TASK>
[   43.051129][  T844]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   43.051134][  T844]  __might_resched.cold (kernel/sched/core.c:9234)
[   43.051137][  T844]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   43.051141][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051145][  T844]  __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))
[   43.051149][  T844]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   43.051151][  T844]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.051155][  T844]  ? 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)
[   43.051157][  T844]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.051159][  T844]  put_chars (drivers/char/virtio_console.c:1176)
[   43.051161][  T844]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   43.051162][  T844]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   43.051166][  T844]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   43.051169][  T844]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   43.051171][  T844]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   43.051173][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051175][  T844]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.051177][  T844]  console_emit_next_record (kernel/printk/printk.c:3183)
[   43.051179][  T844]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   43.051181][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051183][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051185][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051186][  T844]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.051188][  T844]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   43.051190][  T844]  console_flush_one_record (kernel/printk/printk.c:3268)
[   43.051192][  T844]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   43.051195][  T844]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   43.051196][  T844]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.051198][  T844]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   43.051200][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051201][  T844]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.051203][  T844]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   43.051204][  T844]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   43.051206][  T844]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   43.051208][  T844]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   43.051210][  T844]  vprintk_emit (kernel/printk/printk.c:2479)
[   43.051212][  T844]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   43.051214][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051216][  T844]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.051218][  T844]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   43.051220][  T844]  _printk (kernel/printk/printk.c:2504)
[   43.051223][  T844]  ? snapshot_read.cold (user.c:?)
[   43.051225][  T844]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   43.051230][  T844] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   43.051242][  T844] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   43.051250][  T844] br_device_event (net/bridge/br.c:111) bridge
[   43.051258][  T844]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   43.051261][  T844]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   43.051263][  T844]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   43.051267][  T844]  notifier_call_chain (kernel/notifier.c:85)
[   43.051270][  T844]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   43.051274][  T844]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.051275][  T844]  ? netif_change_name (net/core/dev.c:1517)
[   43.051277][  T844]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   43.051279][  T844]  ? __kernel_text_address (kernel/extable.c:79)
[   43.051281][  T844]  ? write_profile (profile.c:?)
[   43.051284][  T844]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   43.051286][  T844]  netif_change_flags (net/core/dev.c:9882)
[   43.051289][  T844]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   43.051291][  T844]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   43.051293][  T844]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   43.051294][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051296][  T844]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   43.051299][  T844]  ? kasan_save_stack (mm/kasan/common.c:58)
[   43.051302][  T844]  ? kasan_save_stack (mm/kasan/common.c:57)
[   43.051303][  T844]  ? kasan_save_track (mm/kasan/common.c:78)
[   43.051305][  T844]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   43.051306][  T844]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   43.051313][  T844]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   43.051314][  T844]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   43.051315][  T844]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   43.051318][  T844]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.051319][  T844]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   43.051320][  T844]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   43.051323][  T844]  ? ___sys_sendmsg (net/socket.c:2767)
[   43.051324][  T844]  ? __sys_sendmsg (net/socket.c:2799)
[   43.051326][  T844]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   43.051328][  T844]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.051330][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051332][  T844]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.051333][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051335][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051337][  T844]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   43.051340][  T844]  ? __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)
[   43.051341][  T844]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   43.051342][  T844]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   43.051344][  T844]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   43.051346][  T844]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   43.051348][  T844]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   43.051350][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051352][  T844]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.051353][  T844]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.051355][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051357][  T844]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   43.051360][  T844]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   43.051362][  T844]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   43.051363][  T844]  ? __kernel_text_address (kernel/extable.c:79)
[   43.051364][  T844]  ? write_profile (profile.c:?)
[   43.051365][  T844]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   43.051366][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051368][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051370][  T844]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   43.051373][  T844]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.051374][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051376][  T844]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.051377][  T844]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   43.051379][  T844]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.051380][  T844]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   43.051382][  T844]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   43.051384][  T844]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   43.051385][  T844]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.051387][  T844]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.051388][  T844]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.051389][  T844]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   43.051392][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051394][  T844]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.051396][  T844]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.051398][  T844]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.051399][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051401][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051402][  T844]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.051404][  T844]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   43.051406][  T844]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   43.051408][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051410][  T844]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.051412][  T844]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   43.051413][  T844]  ? copy_msghdr_from_user (net/socket.c:2650)
[   43.051415][  T844]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   43.051417][  T844]  ? move_addr_to_kernel (net/socket.c:258)
[   43.051418][  T844]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   43.051420][  T844]  ___sys_sendmsg (net/socket.c:2767)
[   43.051422][  T844]  ? copy_msghdr_from_user (net/socket.c:2619)
[   43.051427][  T844]  __sys_sendmsg (net/socket.c:2799)
[   43.051429][  T844]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   43.051432][  T844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.051434][  T844]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   43.051435][  T844]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   43.051437][  T844]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.051438][  T844] RIP: 0033:0x7f6c230c854e
[   43.051440][  T844] 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
[   43.051442][  T844] RSP: 002b:00007ffd9bd4eba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.051446][  T844] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6c230c854e
[   43.051447][  T844] RDX: 0000000000000000 RSI: 00007ffd9bd4ec50 RDI: 0000000000000005
[   43.051448][  T844] RBP: 00007ffd9bd4ebb0 R08: 0000000000000000 R09: 0000000000000000
[   43.051449][  T844] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b3b
[   43.051449][  T844] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd9bd4f310
| [   48.204333][  T853] softirqs last disabled at (0): 0x0
| [   48.204335][  T853] Preemption disabled at:
| [   48.204336][  T853] 0x0
| [   48.204344][  T853] Tainted: [W]=WARN
[   48.204345][  T853] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.204347][  T853] Call Trace:
[   48.204348][  T853]  <TASK>
[   48.204349][  T853]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   48.204355][  T853]  __might_resched.cold (kernel/sched/core.c:9234)
[   48.204359][  T853]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   48.204362][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204366][  T853]  __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))
[   48.204369][  T853]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.204372][  T853]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.204376][  T853]  ? 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)
[   48.204378][  T853]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.204380][  T853]  put_chars (drivers/char/virtio_console.c:1176)
[   48.204381][  T853]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   48.204383][  T853]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   48.204385][  T853]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   48.204388][  T853]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   48.204391][  T853]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   48.204392][  T853]  ? 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)
[   48.204394][  T853]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.204396][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204397][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204399][  T853]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.204401][  T853]  console_emit_next_record (kernel/printk/printk.c:3183)
[   48.204404][  T853]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   48.204405][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204407][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204409][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204410][  T853]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.204412][  T853]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   48.204414][  T853]  console_flush_one_record (kernel/printk/printk.c:3268)
[   48.204416][  T853]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   48.204419][  T853]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   48.204421][  T853]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.204422][  T853]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   48.204424][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204425][  T853]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.204426][  T853]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   48.204428][  T853]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   48.204430][  T853]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   48.204432][  T853]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   48.204434][  T853]  vprintk_emit (kernel/printk/printk.c:2479)
[   48.204438][  T853]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   48.204440][  T853]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[   48.204442][  T853]  _printk (kernel/printk/printk.c:2504)
[   48.204445][  T853]  ? snapshot_read.cold (user.c:?)
[   48.204447][  T853]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.204449][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204451][  T853]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.204454][  T853] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   48.204467][  T853] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   48.204474][  T853] br_stp_disable_bridge (net/bridge/br_stp_if.c:76) bridge
[   48.204481][  T853] br_dev_stop (net/bridge/br_device.c:193) bridge
[   48.204489][  T853]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.204493][  T853]  __dev_close_many (net/core/dev.c:1798)
[   48.204496][  T853]  ? netif_open (net/core/dev.c:1755)
[   48.204498][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204499][  T853]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.204501][  T853]  __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810)
[   48.204503][  T853]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.204505][  T853]  ? __kernel_text_address (kernel/extable.c:79)
[   48.204507][  T853]  ? write_profile (profile.c:?)
[   48.204510][  T853]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.204513][  T853]  netif_change_flags (net/core/dev.c:9877)
[   48.204515][  T853]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   48.204517][  T853]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   48.204518][  T853]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   48.204519][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204521][  T853]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   48.204525][  T853]  ? kasan_save_stack (mm/kasan/common.c:58)
[   48.204528][  T853]  ? kasan_save_stack (mm/kasan/common.c:57)
[   48.204529][  T853]  ? kasan_save_track (mm/kasan/common.c:78)
[   48.204530][  T853]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   48.204532][  T853]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   48.204533][  T853]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   48.204535][  T853]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.204536][  T853]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.204539][  T853]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.204540][  T853]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.204541][  T853]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.204544][  T853]  ? ___sys_sendmsg (net/socket.c:2767)
[   48.204545][  T853]  ? __sys_sendmsg (net/socket.c:2799)
[   48.204546][  T853]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.204549][  T853]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.204552][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204554][  T853]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.204555][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204556][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204558][  T853]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   48.204561][  T853]  ? __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)
[   48.204564][  T853]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   48.204565][  T853]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   48.204566][  T853]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   48.204568][  T853]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   48.204570][  T853]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   48.204572][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204574][  T853]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.204575][  T853]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.204576][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204578][  T853]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   48.204582][  T853]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   48.204583][  T853]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.204585][  T853]  ? __kernel_text_address (kernel/extable.c:79)
[   48.204586][  T853]  ? write_profile (profile.c:?)
[   48.204587][  T853]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.204588][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204590][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204591][  T853]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   48.204595][  T853]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.204597][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204598][  T853]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.204600][  T853]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.204601][  T853]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.204602][  T853]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   48.204604][  T853]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   48.204606][  T853]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.204607][  T853]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.204609][  T853]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.204610][  T853]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.204611][  T853]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   48.204614][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204615][  T853]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.204617][  T853]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.204619][  T853]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.204621][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204622][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204624][  T853]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.204626][  T853]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.204628][  T853]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   48.204629][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204631][  T853]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.204633][  T853]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.204635][  T853]  ? copy_msghdr_from_user (net/socket.c:2650)
[   48.204636][  T853]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   48.204638][  T853]  ? move_addr_to_kernel (net/socket.c:258)
[   48.204639][  T853]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   48.204641][  T853]  ___sys_sendmsg (net/socket.c:2767)
[   48.204643][  T853]  ? copy_msghdr_from_user (net/socket.c:2619)
[   48.204648][  T853]  __sys_sendmsg (net/socket.c:2799)
[   48.204650][  T853]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   48.204652][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.204654][  T853]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.204655][  T853]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   48.204658][  T853]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.204659][  T853] RIP: 0033:0x7ff88bb0554e
[   48.204661][  T853] 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
[   48.204663][  T853] RSP: 002b:00007ffc27dc2f90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.204667][  T853] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff88bb0554e
[   48.204668][  T853] RDX: 0000000000000000 RSI: 00007ffc27dc3040 RDI: 0000000000000005
[   48.204669][  T853] RBP: 00007ffc27dc2fa0 R08: 0000000000000000 R09: 0000000000000000
[   48.204670][  T853] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b40
[   48.204670][  T853] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc27dc3700
| [   49.204123][  T918] softirqs last disabled at (0): 0x0
| [   49.204124][  T918] Preemption disabled at:
| [   49.204125][  T918] 0x0
| [   49.204133][  T918] Tainted: [W]=WARN
[   49.204134][  T918] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.204136][  T918] Call Trace:
[   49.204137][  T918]  <TASK>
[   49.204139][  T918]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   49.204144][  T918]  __might_resched.cold (kernel/sched/core.c:9234)
[   49.204148][  T918]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   49.204151][  T918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.204154][  T918]  __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))
[   49.204158][  T918]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   49.204161][  T918]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.204164][  T918]  ? 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)
[   49.204166][  T918]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.204167][  T918]  put_chars (drivers/char/virtio_console.c:1176)
[   49.204169][  T918]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   49.204170][  T918]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   49.204174][  T918]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   49.204177][  T918]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   49.204178][  T918]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   49.204180][  T918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.204182][  T918]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.204184][  T918]  console_emit_next_record (kernel/printk/printk.c:3183)
[   49.204186][  T918]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   49.204188][  T918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.204189][  T918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.204191][  T918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.204193][  T918]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.204194][  T918]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   49.204196][  T918]  console_flush_one_record (kernel/printk/printk.c:3268)
[   49.204198][  T918]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   49.204201][  T918]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   49.204203][  T918]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.204204][  T918]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   49.204206][  T918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.204207][  T918]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.204208][  T918]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   49.204210][  T918]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   49.204212][  T918]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   49.204214][  T918]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   49.204216][  T918]  vprintk_emit (kernel/printk/printk.c:2479)
[   49.204218][  T918]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   49.204219][  T918]  ? do_one_broadcast (net/netlink/af_netlink.c:1500)
[   49.204222][  T918]  ? br_vlan_stats_fill (./include/linux/skbuff.h:2718) bridge
[   49.204234][  T918]  _printk (kernel/printk/printk.c:2504)
[   49.204237][  T918]  ? snapshot_read.cold (user.c:?)
[   49.204239][  T918]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   49.204242][  T918] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   49.204251][  T918] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   49.204258][  T918] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   49.204264][  T918] br_add_if (net/bridge/br_if.c:679) bridge
[   49.204274][  T918]  do_set_master (net/core/rtnetlink.c:3071)
[   49.204278][  T918]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   49.204280][  T918]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   49.204281][  T918]  ? __dev_get_by_name (net/core/dev.c:905)
[   49.204283][  T918]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   49.204287][  T918]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   49.204289][  T918]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   49.204291][  T918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.204293][  T918]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.204294][  T918]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.204296][  T918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.204298][  T918]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   49.204300][  T918]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   49.204303][  T918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.204304][  T918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.204306][  T918]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   49.204309][  T918]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.204311][  T918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.204316][  T918]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.204317][  T918]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.204319][  T918]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.204321][  T918]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   49.204323][  T918]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   49.204327][  T918]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   49.204328][  T918]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.204329][  T918]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.204331][  T918]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.204332][  T918]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   49.204334][  T918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.204336][  T918]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.204338][  T918]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.204340][  T918]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.204341][  T918]  ? flush_tlb_mm_range (arch/x86/mm/tlb.c:1431 (discriminator 1))
[   49.204344][  T918]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.204346][  T918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.204348][  T918]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.204350][  T918]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   49.204351][  T918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.204353][  T918]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.204355][  T918]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.204358][  T918]  ? copy_msghdr_from_user (net/socket.c:2650)
[   49.204359][  T918]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   49.204361][  T918]  ? move_addr_to_kernel (net/socket.c:258)
[   49.204363][  T918]  ? __vmf_anon_prepare (mm/memory.c:3958)
[   49.204365][  T918]  ? apply_to_pte_range (mm/memory.c:3453 (discriminator 7))
[   49.204368][  T918]  ___sys_sendmsg (net/socket.c:2767)
[   49.204370][  T918]  ? copy_msghdr_from_user (net/socket.c:2619)
[   49.204375][  T918]  __sys_sendmsg (net/socket.c:2799)
[   49.204377][  T918]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   49.204379][  T918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.204381][  T918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.204383][  T918]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.204386][  T918]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   49.204388][  T918]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.204390][  T918] RIP: 0033:0x7f97de52154e
[   49.204392][  T918] 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
[   49.204393][  T918] RSP: 002b:00007ffcfac755a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.204397][  T918] RAX: ffffffffffffffda RBX: 00007ffcfac75d58 RCX: 00007f97de52154e
[   49.204398][  T918] RDX: 0000000000000000 RSI: 00007ffcfac75650 RDI: 0000000000000005
[   49.204399][  T918] RBP: 00007ffcfac755b0 R08: 0000000000000000 R09: 0000000000000000
[   49.204400][  T918] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b41
[   49.204401][  T918] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcfac75d10
| [   50.207131][  T981] softirqs last disabled at (0): 0x0
| [   50.207133][  T981] Preemption disabled at:
| [   50.207134][  T981] 0x0
| [   50.207142][  T981] Tainted: [W]=WARN
[   50.207142][  T981] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.207144][  T981] Call Trace:
[   50.207145][  T981]  <TASK>
[   50.207146][  T981]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   50.207153][  T981]  __might_resched.cold (kernel/sched/core.c:9234)
[   50.207157][  T981]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   50.207160][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.207164][  T981]  kmem_cache_alloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5010 (discriminator 2))
[   50.207168][  T981]  ? 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)
[   50.207171][  T981]  ? __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   50.207174][  T981]  __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   50.207176][  T981]  ? kasan_quarantine_reduce (./include/linux/srcu.h:498 mm/kasan/quarantine.c:287)
[   50.207178][  T981]  __create_object (mm/kmemleak.c:801)
[   50.207180][  T981]  __kmalloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5413 mm/slub.c:5439)
[   50.207181][  T981]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   50.207183][  T981]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.207187][  T981]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.207188][  T981]  put_chars (drivers/char/virtio_console.c:1176)
[   50.207190][  T981]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   50.207192][  T981]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   50.207195][  T981]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   50.207198][  T981]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   50.207200][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.207202][  T981]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.207204][  T981]  console_emit_next_record (kernel/printk/printk.c:3183)
[   50.207206][  T981]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   50.207208][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.207209][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.207211][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.207213][  T981]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.207214][  T981]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   50.207216][  T981]  console_flush_one_record (kernel/printk/printk.c:3268)
[   50.207218][  T981]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   50.207221][  T981]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   50.207222][  T981]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.207224][  T981]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   50.207225][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.207227][  T981]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.207228][  T981]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   50.207230][  T981]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   50.207232][  T981]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   50.207234][  T981]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   50.207236][  T981]  vprintk_emit (kernel/printk/printk.c:2479)
[   50.207238][  T981]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   50.207240][  T981]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.207241][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.207243][  T981]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.207245][  T981]  ? 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)
[   50.207247][  T981]  _printk (kernel/printk/printk.c:2504)
[   50.207250][  T981]  ? snapshot_read.cold (user.c:?)
[   50.207253][  T981] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   50.207265][  T981] br_make_forwarding (net/bridge/br_stp.c:467) bridge
[   50.207272][  T981] br_port_state_selection (net/bridge/br_stp.c:499) bridge
[   50.207279][  T981] br_stp_enable_port (net/bridge/br_stp_if.c:94) bridge
[   50.207285][  T981] br_add_if (net/bridge/br_if.c:679) bridge
[   50.207294][  T981]  do_set_master (net/core/rtnetlink.c:3071)
[   50.207298][  T981]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   50.207300][  T981]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   50.207301][  T981]  ? __dev_get_by_name (net/core/dev.c:905)
[   50.207304][  T981]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   50.207307][  T981]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   50.207310][  T981]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   50.207312][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.207318][  T981]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.207319][  T981]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.207320][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.207322][  T981]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   50.207325][  T981]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   50.207328][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.207329][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.207331][  T981]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   50.207335][  T981]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.207336][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.207338][  T981]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.207339][  T981]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.207341][  T981]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.207343][  T981]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   50.207345][  T981]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   50.207349][  T981]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   50.207352][  T981]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.207353][  T981]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.207354][  T981]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.207356][  T981]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   50.207358][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.207360][  T981]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.207362][  T981]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.207364][  T981]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.207365][  T981]  ? flush_tlb_mm_range (arch/x86/mm/tlb.c:1431 (discriminator 1))
[   50.207368][  T981]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.207370][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.207372][  T981]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.207374][  T981]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   50.207376][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.207377][  T981]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.207379][  T981]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   50.207382][  T981]  ? copy_msghdr_from_user (net/socket.c:2650)
[   50.207383][  T981]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   50.207385][  T981]  ? move_addr_to_kernel (net/socket.c:258)
[   50.207387][  T981]  ? __vmf_anon_prepare (mm/memory.c:3958)
[   50.207390][  T981]  ? apply_to_pte_range (mm/memory.c:3453 (discriminator 7))
[   50.207393][  T981]  ___sys_sendmsg (net/socket.c:2767)
[   50.207395][  T981]  ? copy_msghdr_from_user (net/socket.c:2619)
[   50.207399][  T981]  __sys_sendmsg (net/socket.c:2799)
[   50.207401][  T981]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   50.207404][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.207405][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.207407][  T981]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.207410][  T981]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   50.207412][  T981]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.207414][  T981] RIP: 0033:0x7fb03dae654e
[   50.207416][  T981] 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
[   50.207417][  T981] RSP: 002b:00007ffdad89bc10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.207421][  T981] RAX: ffffffffffffffda RBX: 00007ffdad89c3c8 RCX: 00007fb03dae654e
[   50.207423][  T981] RDX: 0000000000000000 RSI: 00007ffdad89bcc0 RDI: 0000000000000005
[   50.207424][  T981] RBP: 00007ffdad89bc20 R08: 0000000000000000 R09: 0000000000000000
[   50.207424][  T981] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b42
[   50.207425][  T981] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdad89c380
| [   54.677422][ T1152] softirqs last disabled at (0): 0x0
| [   54.677423][ T1152] Preemption disabled at:
| [   54.677424][ T1152] vprintk_emit (kernel/printk/printk.c:2471)
| [   54.677435][ T1152] Tainted: [W]=WARN
[   54.677436][ T1152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.677438][ T1152] Call Trace:
[   54.677439][ T1152]  <TASK>
[   54.677440][ T1152]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   54.677446][ T1152]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   54.677448][ T1152]  __might_resched.cold (kernel/sched/core.c:9234)
[   54.677452][ T1152]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   54.677455][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677459][ T1152]  __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))
[   54.677463][ T1152]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   54.677465][ T1152]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.677469][ T1152]  ? 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)
[   54.677471][ T1152]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.677473][ T1152]  put_chars (drivers/char/virtio_console.c:1176)
[   54.677475][ T1152]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   54.677476][ T1152]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   54.677479][ T1152]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   54.677482][ T1152]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   54.677484][ T1152]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   54.677485][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677487][ T1152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.677489][ T1152]  console_emit_next_record (kernel/printk/printk.c:3183)
[   54.677491][ T1152]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   54.677493][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677495][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677496][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677498][ T1152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.677500][ T1152]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   54.677502][ T1152]  console_flush_one_record (kernel/printk/printk.c:3268)
[   54.677504][ T1152]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   54.677507][ T1152]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   54.677508][ T1152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.677510][ T1152]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   54.677511][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677513][ T1152]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.677514][ T1152]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   54.677516][ T1152]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   54.677518][ T1152]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   54.677520][ T1152]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   54.677522][ T1152]  vprintk_emit (kernel/printk/printk.c:2479)
[   54.677524][ T1152]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   54.677526][ T1152]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.677529][ T1152]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   54.677532][ T1152]  ? ___sys_sendmsg (net/socket.c:2767)
[   54.677533][ T1152]  ? __sys_sendmsg (net/socket.c:2799)
[   54.677535][ T1152]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   54.677537][ T1152]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.677540][ T1152]  _printk (kernel/printk/printk.c:2504)
[   54.677543][ T1152]  ? snapshot_read.cold (user.c:?)
[   54.677544][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677546][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677548][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677549][ T1152]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   54.677553][ T1152]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   54.677556][ T1152]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   54.677557][ T1152]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   54.677559][ T1152]  ? netdev_notice (net/core/dev.c:13194)
[   54.677560][ T1152]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   54.677563][ T1152]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   54.677565][ T1152]  ? trace_contention_end (./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/lock.h:121)
[   54.677567][ T1152]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   54.677570][ T1152]  dev_set_allmulti (net/core/dev_api.c:315)
[   54.677572][ T1152] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   54.677585][ T1152]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   54.677587][ T1152] br_dev_delete (net/bridge/br_if.c:387) bridge
[   54.677594][ T1152]  rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694)
[   54.677597][ T1152]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.677599][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677601][ T1152]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   54.677603][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677609][ T1152]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[   54.677611][ T1152]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.677613][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677614][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677616][ T1152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.677617][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677619][ T1152]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.677621][ T1152]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   54.677624][ T1152]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   54.677626][ T1152]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   54.677628][ T1152]  ? __kernel_text_address (kernel/extable.c:79)
[   54.677629][ T1152]  ? write_profile (profile.c:?)
[   54.677631][ T1152]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   54.677633][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677634][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677636][ T1152]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   54.677639][ T1152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.677641][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677643][ T1152]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   54.677645][ T1152]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   54.677646][ T1152]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.677648][ T1152]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   54.677649][ T1152]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   54.677653][ T1152]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   54.677655][ T1152]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.677656][ T1152]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.677657][ T1152]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.677659][ T1152]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   54.677661][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677663][ T1152]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.677665][ T1152]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.677666][ T1152]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.677668][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677670][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677671][ T1152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.677673][ T1152]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   54.677675][ T1152]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   54.677677][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677679][ T1152]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.677680][ T1152]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   54.677682][ T1152]  ? copy_msghdr_from_user (net/socket.c:2650)
[   54.677684][ T1152]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   54.677685][ T1152]  ? move_addr_to_kernel (net/socket.c:258)
[   54.677687][ T1152]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   54.677689][ T1152]  ___sys_sendmsg (net/socket.c:2767)
[   54.677691][ T1152]  ? copy_msghdr_from_user (net/socket.c:2619)
[   54.677696][ T1152]  __sys_sendmsg (net/socket.c:2799)
[   54.677697][ T1152]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   54.677700][ T1152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.677702][ T1152]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   54.677703][ T1152]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   54.677705][ T1152]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.677707][ T1152] RIP: 0033:0x7f3b6649054e
[   54.677709][ T1152] 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
[   54.677710][ T1152] RSP: 002b:00007ffd4fae5bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.677714][ T1152] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3b6649054e
[   54.677715][ T1152] RDX: 0000000000000000 RSI: 00007ffd4fae5ca0 RDI: 0000000000000005
[   54.677716][ T1152] RBP: 00007ffd4fae5c00 R08: 0000000000000000 R09: 0000000000000000
[   54.677717][ T1152] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b47
[   54.677718][ T1152] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd4fae6360
| [   56.541797][ T1189] softirqs last disabled at (0): 0x0
| [   56.541799][ T1189] Preemption disabled at:
| [   56.541800][ T1189] vprintk_emit (kernel/printk/printk.c:2471)
| [   56.541811][ T1189] Tainted: [W]=WARN
[   56.541812][ T1189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.541814][ T1189] Call Trace:
[   56.541815][ T1189]  <TASK>
[   56.541816][ T1189]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   56.541822][ T1189]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   56.541824][ T1189]  __might_resched.cold (kernel/sched/core.c:9234)
[   56.541827][ T1189]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   56.541831][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.541834][ T1189]  __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))
[   56.541838][ T1189]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.541841][ T1189]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.541844][ T1189]  ? 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)
[   56.541846][ T1189]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.541848][ T1189]  put_chars (drivers/char/virtio_console.c:1176)
[   56.541850][ T1189]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   56.541851][ T1189]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   56.541854][ T1189]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   56.541857][ T1189]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   56.541859][ T1189]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.541860][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.541862][ T1189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.541864][ T1189]  console_emit_next_record (kernel/printk/printk.c:3183)
[   56.541867][ T1189]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   56.541869][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.541870][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.541872][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.541873][ T1189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.541875][ T1189]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   56.541877][ T1189]  console_flush_one_record (kernel/printk/printk.c:3268)
[   56.541879][ T1189]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   56.541882][ T1189]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   56.541883][ T1189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.541885][ T1189]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   56.541886][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.541888][ T1189]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.541889][ T1189]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   56.541890][ T1189]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   56.541892][ T1189]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   56.541894][ T1189]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   56.541896][ T1189]  vprintk_emit (kernel/printk/printk.c:2479)
[   56.541898][ T1189]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   56.541900][ T1189]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.541903][ T1189]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   56.541907][ T1189]  ? ___sys_sendmsg (net/socket.c:2767)
[   56.541908][ T1189]  ? __sys_sendmsg (net/socket.c:2799)
[   56.541910][ T1189]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.541912][ T1189]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.541914][ T1189]  _printk (kernel/printk/printk.c:2504)
[   56.541917][ T1189]  ? snapshot_read.cold (user.c:?)
[   56.541919][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.541921][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.541922][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.541924][ T1189]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   56.541926][ T1189]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   56.541929][ T1189]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   56.541931][ T1189]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   56.541933][ T1189]  ? netdev_notice (net/core/dev.c:13194)
[   56.541934][ T1189]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   56.541937][ T1189]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   56.541938][ T1189]  ? trace_contention_end (./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/lock.h:121)
[   56.541940][ T1189]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   56.541943][ T1189]  dev_set_allmulti (net/core/dev_api.c:315)
[   56.541945][ T1189] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   56.541957][ T1189]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   56.541960][ T1189] br_dev_delete (net/bridge/br_if.c:387) bridge
[   56.541967][ T1189]  rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694)
[   56.541970][ T1189]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.541972][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.541973][ T1189]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   56.541975][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.541982][ T1189]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[   56.541984][ T1189]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.541985][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.541987][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.541989][ T1189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.541990][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.541992][ T1189]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.541993][ T1189]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   56.541997][ T1189]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   56.541998][ T1189]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   56.542001][ T1189]  ? __kernel_text_address (kernel/extable.c:79)
[   56.542002][ T1189]  ? write_profile (profile.c:?)
[   56.542004][ T1189]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   56.542006][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.542007][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.542009][ T1189]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   56.542012][ T1189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.542014][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.542016][ T1189]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   56.542018][ T1189]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   56.542019][ T1189]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.542021][ T1189]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   56.542022][ T1189]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   56.542026][ T1189]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   56.542027][ T1189]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.542028][ T1189]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.542030][ T1189]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.542031][ T1189]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   56.542034][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.542035][ T1189]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.542037][ T1189]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.542039][ T1189]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.542041][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.542042][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.542044][ T1189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.542046][ T1189]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   56.542047][ T1189]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   56.542049][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.542051][ T1189]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.542053][ T1189]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   56.542054][ T1189]  ? copy_msghdr_from_user (net/socket.c:2650)
[   56.542056][ T1189]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   56.542057][ T1189]  ? move_addr_to_kernel (net/socket.c:258)
[   56.542059][ T1189]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   56.542061][ T1189]  ___sys_sendmsg (net/socket.c:2767)
[   56.542063][ T1189]  ? copy_msghdr_from_user (net/socket.c:2619)
[   56.542067][ T1189]  __sys_sendmsg (net/socket.c:2799)
[   56.542069][ T1189]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   56.542072][ T1189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.542074][ T1189]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.542075][ T1189]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   56.542077][ T1189]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.542079][ T1189] RIP: 0033:0x7fd2620ad54e
[   56.542081][ T1189] 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
[   56.542086][ T1189] RSP: 002b:00007ffda5d43660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.542090][ T1189] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd2620ad54e
[   56.542091][ T1189] RDX: 0000000000000000 RSI: 00007ffda5d43710 RDI: 0000000000000005
[   56.542092][ T1189] RBP: 00007ffda5d43670 R08: 0000000000000000 R09: 0000000000000000
[   56.542093][ T1189] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b48
[   56.542094][ T1189] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda5d43dd0
| [   58.433176][ T1228] softirqs last disabled at (0): 0x0
| [   58.433178][ T1228] Preemption disabled at:
| [   58.433179][ T1228] vprintk_emit (kernel/printk/printk.c:2471)
| [   58.433189][ T1228] Tainted: [W]=WARN
[   58.433190][ T1228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.433192][ T1228] Call Trace:
[   58.433193][ T1228]  <TASK>
[   58.433194][ T1228]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   58.433200][ T1228]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   58.433201][ T1228]  __might_resched.cold (kernel/sched/core.c:9234)
[   58.433205][ T1228]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   58.433209][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.433212][ T1228]  __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))
[   58.433215][ T1228]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   58.433218][ T1228]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.433221][ T1228]  ? 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)
[   58.433223][ T1228]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.433225][ T1228]  put_chars (drivers/char/virtio_console.c:1176)
[   58.433227][ T1228]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   58.433228][ T1228]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   58.433230][ T1228]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   58.433232][ T1228]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   58.433235][ T1228]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   58.433236][ T1228]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   58.433238][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.433240][ T1228]  console_emit_next_record (kernel/printk/printk.c:3183)
[   58.433242][ T1228]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   58.433244][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.433246][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.433247][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.433249][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.433251][ T1228]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   58.433252][ T1228]  console_flush_one_record (kernel/printk/printk.c:3268)
[   58.433255][ T1228]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   58.433257][ T1228]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   58.433259][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.433261][ T1228]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   58.433262][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.433264][ T1228]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.433265][ T1228]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   58.433267][ T1228]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   58.433269][ T1228]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   58.433271][ T1228]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   58.433272][ T1228]  vprintk_emit (kernel/printk/printk.c:2479)
[   58.433275][ T1228]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   58.433277][ T1228]  ? __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)
[   58.433280][ T1228]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   58.433281][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.433283][ T1228]  _printk (kernel/printk/printk.c:2504)
[   58.433286][ T1228]  ? snapshot_read.cold (user.c:?)
[   58.433287][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.433289][ T1228]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.433291][ T1228]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 kernel/locking/mutex.c:999)
[   58.433293][ T1228] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   58.433305][ T1228] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   58.433312][ T1228] new_nbp (net/bridge/br_if.c:449) bridge
[   58.433327][ T1228] br_add_if (net/bridge/br_if.c:592) bridge
[   58.433334][ T1228]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   58.433337][ T1228]  do_set_master (net/core/rtnetlink.c:3071)
[   58.433341][ T1228]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   58.433343][ T1228]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   58.433344][ T1228]  ? __dev_get_by_name (net/core/dev.c:905)
[   58.433346][ T1228]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   58.433350][ T1228]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   58.433353][ T1228]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   58.433354][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.433356][ T1228]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.433357][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.433359][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.433361][ T1228]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   58.433364][ T1228]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   58.433366][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.433367][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.433369][ T1228]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   58.433373][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.433374][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.433376][ T1228]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.433377][ T1228]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   58.433379][ T1228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.433380][ T1228]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   58.433383][ T1228]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   58.433387][ T1228]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   58.433390][ T1228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.433391][ T1228]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.433392][ T1228]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   58.433394][ T1228]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   58.433396][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.433398][ T1228]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.433400][ T1228]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.433402][ T1228]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   58.433403][ T1228]  ? flush_tlb_mm_range (arch/x86/mm/tlb.c:1436)
[   58.433406][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.433408][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.433410][ T1228]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   58.433413][ T1228]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   58.433415][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.433416][ T1228]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.433418][ T1228]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   58.433421][ T1228]  ? copy_msghdr_from_user (net/socket.c:2650)
[   58.433422][ T1228]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   58.433424][ T1228]  ? move_addr_to_kernel (net/socket.c:258)
[   58.433426][ T1228]  ? __vmf_anon_prepare (mm/memory.c:3958)
[   58.433428][ T1228]  ? apply_to_pte_range (mm/memory.c:3453 (discriminator 7))
[   58.433431][ T1228]  ___sys_sendmsg (net/socket.c:2767)
[   58.433433][ T1228]  ? copy_msghdr_from_user (net/socket.c:2619)
[   58.433438][ T1228]  __sys_sendmsg (net/socket.c:2799)
[   58.433439][ T1228]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   58.433442][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.433444][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.433446][ T1228]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   58.433448][ T1228]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   58.433450][ T1228]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.433452][ T1228] RIP: 0033:0x7f61dc3af54e
[   58.433453][ T1228] 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
[   58.433455][ T1228] RSP: 002b:00007fff320280f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.433459][ T1228] RAX: ffffffffffffffda RBX: 00007fff320288a8 RCX: 00007f61dc3af54e
[   58.433460][ T1228] RDX: 0000000000000000 RSI: 00007fff320281a0 RDI: 0000000000000005
[   58.433461][ T1228] RBP: 00007fff32028100 R08: 0000000000000000 R09: 0000000000000000
[   58.433462][ T1228] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b4a
[   58.433463][ T1228] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff32028860
| [   59.433991][ T1290] softirqs last disabled at (0): 0x0
| [   59.433993][ T1290] Preemption disabled at:
| [   59.433994][ T1290] vprintk_emit (kernel/printk/printk.c:2471)
| [   59.434006][ T1290] Tainted: [W]=WARN
[   59.434006][ T1290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.434008][ T1290] Call Trace:
[   59.434010][ T1290]  <TASK>
[   59.434011][ T1290]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   59.434017][ T1290]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   59.434019][ T1290]  __might_resched.cold (kernel/sched/core.c:9234)
[   59.434022][ T1290]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   59.434026][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.434030][ T1290]  __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))
[   59.434033][ T1290]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   59.434036][ T1290]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.434039][ T1290]  ? 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)
[   59.434041][ T1290]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.434043][ T1290]  put_chars (drivers/char/virtio_console.c:1176)
[   59.434044][ T1290]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   59.434045][ T1290]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   59.434047][ T1290]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   59.434049][ T1290]  ? pointer (lib/vsprintf.c:2577)
[   59.434053][ T1290]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   59.434056][ T1290]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   59.434057][ T1290]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   59.434059][ T1290]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.434061][ T1290]  console_emit_next_record (kernel/printk/printk.c:3183)
[   59.434063][ T1290]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   59.434065][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.434067][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.434068][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.434070][ T1290]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.434072][ T1290]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   59.434074][ T1290]  console_flush_one_record (kernel/printk/printk.c:3268)
[   59.434076][ T1290]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   59.434078][ T1290]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   59.434080][ T1290]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.434082][ T1290]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   59.434086][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.434087][ T1290]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.434089][ T1290]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   59.434090][ T1290]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   59.434092][ T1290]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   59.434094][ T1290]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   59.434096][ T1290]  vprintk_emit (kernel/printk/printk.c:2479)
[   59.434098][ T1290]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   59.434101][ T1290]  ? vlan_device_event (net/8021q/vlan.c:392 (discriminator 1)) 8021q
[   59.434105][ T1290]  _printk (kernel/printk/printk.c:2504)
[   59.434108][ T1290]  ? snapshot_read.cold (user.c:?)
[   59.434110][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.434111][ T1290]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.434113][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.434114][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.434116][ T1290]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   59.434119][ T1290]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   59.434120][ T1290]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   59.434122][ T1290]  ? netdev_notice (net/core/dev.c:13194)
[   59.434124][ T1290]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   59.434126][ T1290]  ? dev_disable_lro (./include/linux/netdevice.h:2861 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/core/dev_api.c:266)
[   59.434131][ T1290]  ? trace_contention_end (./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/lock.h:121)
[   59.434134][ T1290]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   59.434137][ T1290]  netif_set_promiscuity (net/core/dev.c:9699)
[   59.434139][ T1290]  dev_set_promiscuity (net/core/dev_api.c:288)
[   59.434141][ T1290] br_port_set_promisc (net/bridge/br_if.c:109) bridge
[   59.434152][ T1290] br_manage_promisc (net/bridge/br_if.c:175) bridge
[   59.434159][ T1290] br_add_if (net/bridge/br_if.c:243 net/bridge/br_if.c:633) bridge
[   59.434166][ T1290]  do_set_master (net/core/rtnetlink.c:3071)
[   59.434170][ T1290]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   59.434172][ T1290]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   59.434173][ T1290]  ? __dev_get_by_name (net/core/dev.c:905)
[   59.434175][ T1290]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   59.434179][ T1290]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   59.434181][ T1290]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   59.434183][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.434185][ T1290]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.434186][ T1290]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.434187][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.434189][ T1290]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   59.434193][ T1290]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   59.434195][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.434197][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.434198][ T1290]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   59.434202][ T1290]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.434203][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.434205][ T1290]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.434206][ T1290]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.434208][ T1290]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.434209][ T1290]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   59.434212][ T1290]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   59.434216][ T1290]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   59.434219][ T1290]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.434220][ T1290]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.434221][ T1290]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.434223][ T1290]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   59.434225][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.434227][ T1290]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.434229][ T1290]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.434231][ T1290]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.434233][ T1290]  ? flush_tlb_mm_range (arch/x86/mm/tlb.c:1431 (discriminator 1))
[   59.434236][ T1290]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.434237][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.434239][ T1290]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.434241][ T1290]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   59.434243][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.434245][ T1290]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.434246][ T1290]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   59.434249][ T1290]  ? copy_msghdr_from_user (net/socket.c:2650)
[   59.434251][ T1290]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   59.434252][ T1290]  ? move_addr_to_kernel (net/socket.c:258)
[   59.434254][ T1290]  ? __vmf_anon_prepare (mm/memory.c:3958)
[   59.434257][ T1290]  ? apply_to_pte_range (mm/memory.c:3453 (discriminator 7))
[   59.434260][ T1290]  ___sys_sendmsg (net/socket.c:2767)
[   59.434262][ T1290]  ? copy_msghdr_from_user (net/socket.c:2619)
[   59.434267][ T1290]  __sys_sendmsg (net/socket.c:2799)
[   59.434269][ T1290]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   59.434271][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.434273][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.434275][ T1290]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.434277][ T1290]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   59.434279][ T1290]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.434281][ T1290] RIP: 0033:0x7fa28603954e
[   59.434283][ T1290] 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
[   59.434285][ T1290] RSP: 002b:00007ffc980e8520 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.434288][ T1290] RAX: ffffffffffffffda RBX: 00007ffc980e8cd8 RCX: 00007fa28603954e
[   59.434290][ T1290] RDX: 0000000000000000 RSI: 00007ffc980e85d0 RDI: 0000000000000005
[   59.434291][ T1290] RBP: 00007ffc980e8530 R08: 0000000000000000 R09: 0000000000000000
[   59.434291][ T1290] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b4b
[   59.434292][ T1290] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc980e8c90
| [   60.433465][ T1351] softirqs last disabled at (0): 0x0
| [   60.433467][ T1351] Preemption disabled at:
| [   60.433467][ T1351] vprintk_emit (kernel/printk/printk.c:2471)
| [   60.433480][ T1351] Tainted: [W]=WARN
[   60.433481][ T1351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.433482][ T1351] Call Trace:
[   60.433484][ T1351]  <TASK>
[   60.433485][ T1351]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   60.433491][ T1351]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   60.433493][ T1351]  __might_resched.cold (kernel/sched/core.c:9234)
[   60.433497][ T1351]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   60.433500][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.433504][ T1351]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   60.433508][ T1351]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   60.433510][ T1351]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   60.433514][ T1351]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   60.433516][ T1351]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   60.433517][ T1351]  put_chars (drivers/char/virtio_console.c:1176)
[   60.433519][ T1351]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   60.433520][ T1351]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   60.433522][ T1351]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   60.433524][ T1351]  ? pointer (lib/vsprintf.c:2577)
[   60.433528][ T1351]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   60.433531][ T1351]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   60.433532][ T1351]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   60.433534][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.433536][ T1351]  console_emit_next_record (kernel/printk/printk.c:3183)
[   60.433538][ T1351]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   60.433540][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.433542][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.433544][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.433545][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.433547][ T1351]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   60.433549][ T1351]  console_flush_one_record (kernel/printk/printk.c:3268)
[   60.433551][ T1351]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   60.433554][ T1351]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   60.433555][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.433557][ T1351]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   60.433558][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.433560][ T1351]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.433561][ T1351]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   60.433563][ T1351]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   60.433565][ T1351]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   60.433567][ T1351]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   60.433569][ T1351]  vprintk_emit (kernel/printk/printk.c:2479)
[   60.433571][ T1351]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   60.433573][ T1351]  ? vlan_device_event (net/8021q/vlan.c:392 (discriminator 1)) 8021q
[   60.433577][ T1351]  _printk (kernel/printk/printk.c:2504)
[   60.433580][ T1351]  ? snapshot_read.cold (user.c:?)
[   60.433582][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.433584][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.433585][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.433587][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.433588][ T1351]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   60.433591][ T1351]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   60.433593][ T1351]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   60.433594][ T1351]  ? netdev_notice (net/core/dev.c:13194)
[   60.433596][ T1351]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   60.433598][ T1351]  ? dev_disable_lro (./include/linux/netdevice.h:2861 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/core/dev_api.c:266)
[   60.433603][ T1351]  ? trace_contention_end (./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/lock.h:121)
[   60.433606][ T1351]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   60.433609][ T1351]  netif_set_promiscuity (net/core/dev.c:9699)
[   60.433611][ T1351]  dev_set_promiscuity (net/core/dev_api.c:288)
[   60.433613][ T1351] br_port_set_promisc (net/bridge/br_if.c:109) bridge
[   60.433625][ T1351] br_manage_promisc (net/bridge/br_if.c:175) bridge
[   60.433633][ T1351] br_add_if (net/bridge/br_if.c:243 net/bridge/br_if.c:633) bridge
[   60.433645][ T1351]  do_set_master (net/core/rtnetlink.c:3071)
[   60.433648][ T1351]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   60.433650][ T1351]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   60.433652][ T1351]  ? __dev_get_by_name (net/core/dev.c:905)
[   60.433653][ T1351]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   60.433657][ T1351]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   60.433660][ T1351]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   60.433661][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.433663][ T1351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.433664][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.433666][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.433668][ T1351]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   60.433672][ T1351]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   60.433674][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.433675][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.433677][ T1351]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   60.433681][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.433682][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.433684][ T1351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.433686][ T1351]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   60.433687][ T1351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.433688][ T1351]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   60.433691][ T1351]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   60.433695][ T1351]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   60.433698][ T1351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.433700][ T1351]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.433701][ T1351]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.433702][ T1351]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   60.433705][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.433706][ T1351]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.433709][ T1351]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.433710][ T1351]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.433712][ T1351]  ? flush_tlb_mm_range (arch/x86/mm/tlb.c:1436)
[   60.433715][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.433717][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.433719][ T1351]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   60.433721][ T1351]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   60.433723][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.433725][ T1351]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.433726][ T1351]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   60.433729][ T1351]  ? copy_msghdr_from_user (net/socket.c:2650)
[   60.433731][ T1351]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   60.433732][ T1351]  ? move_addr_to_kernel (net/socket.c:258)
[   60.433734][ T1351]  ? __vmf_anon_prepare (mm/memory.c:3958)
[   60.433737][ T1351]  ? apply_to_pte_range (mm/memory.c:3453 (discriminator 7))
[   60.433740][ T1351]  ___sys_sendmsg (net/socket.c:2767)
[   60.433742][ T1351]  ? copy_msghdr_from_user (net/socket.c:2619)
[   60.433747][ T1351]  __sys_sendmsg (net/socket.c:2799)
[   60.433749][ T1351]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   60.433751][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.433753][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.433755][ T1351]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   60.433757][ T1351]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   60.433759][ T1351]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.433761][ T1351] RIP: 0033:0x7f403b7e754e
[   60.433763][ T1351] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.433765][ T1351] RSP: 002b:00007fffb2ddf360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.433769][ T1351] RAX: ffffffffffffffda RBX: 00007fffb2ddfb18 RCX: 00007f403b7e754e
[   60.433770][ T1351] RDX: 0000000000000000 RSI: 00007fffb2ddf410 RDI: 0000000000000005
[   60.433771][ T1351] RBP: 00007fffb2ddf370 R08: 0000000000000000 R09: 0000000000000000
[   60.433772][ T1351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b4c
[   60.433773][ T1351] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffb2ddfad0
| [  108.887799][T17888] softirqs last disabled at (0): 0x0
| [  108.887801][T17888] Preemption disabled at:
| [  108.887801][T17888] vprintk_emit (kernel/printk/printk.c:2471)
| [  108.887812][T17888] Tainted: [W]=WARN
[  108.887813][T17888] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.887814][T17888] Call Trace:
[  108.887816][T17888]  <TASK>
[  108.887817][T17888]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  108.887823][T17888]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  108.887825][T17888]  __might_resched.cold (kernel/sched/core.c:9234)
[  108.887829][T17888]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  108.887832][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.887836][T17888]  __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))
[  108.887840][T17888]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  108.887842][T17888]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  108.887846][T17888]  ? 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)
[  108.887848][T17888]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  108.887850][T17888]  put_chars (drivers/char/virtio_console.c:1176)
[  108.887852][T17888]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  108.887853][T17888]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  108.887856][T17888]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  108.887859][T17888]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  108.887860][T17888]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  108.887862][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.887864][T17888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.887866][T17888]  console_emit_next_record (kernel/printk/printk.c:3183)
[  108.887868][T17888]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  108.887870][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.887872][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.887873][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.887875][T17888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.887877][T17888]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  108.887878][T17888]  console_flush_one_record (kernel/printk/printk.c:3268)
[  108.887881][T17888]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  108.887883][T17888]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  108.887885][T17888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.887887][T17888]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  108.887888][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.887890][T17888]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  108.887891][T17888]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  108.887893][T17888]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  108.887895][T17888]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  108.887897][T17888]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  108.887899][T17888]  vprintk_emit (kernel/printk/printk.c:2479)
[  108.887901][T17888]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  108.887903][T17888]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  108.887906][T17888]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  108.887909][T17888]  ? ___sys_sendmsg (net/socket.c:2767)
[  108.887910][T17888]  ? __sys_sendmsg (net/socket.c:2799)
[  108.887912][T17888]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  108.887915][T17888]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  108.887917][T17888]  _printk (kernel/printk/printk.c:2504)
[  108.887921][T17888]  ? snapshot_read.cold (user.c:?)
[  108.887922][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.887924][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.887926][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.887927][T17888]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  108.887930][T17888]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  108.887933][T17888]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  108.887935][T17888]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  108.887937][T17888]  ? netdev_notice (net/core/dev.c:13194)
[  108.887938][T17888]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  108.887941][T17888]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  108.887943][T17888]  ? trace_contention_end (./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/lock.h:121)
[  108.887945][T17888]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  108.887948][T17888]  dev_set_allmulti (net/core/dev_api.c:315)
[  108.887951][T17888] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  108.887963][T17888]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  108.887966][T17888] br_dev_delete (net/bridge/br_if.c:387) bridge
[  108.887973][T17888]  rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694)
[  108.887976][T17888]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  108.887977][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.887979][T17888]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  108.887981][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.887987][T17888]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[  108.887990][T17888]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  108.887991][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.887993][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.887994][T17888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.887996][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.887997][T17888]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  108.887999][T17888]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  108.888002][T17888]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  108.888004][T17888]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  108.888007][T17888]  ? __kernel_text_address (kernel/extable.c:79)
[  108.888008][T17888]  ? write_profile (profile.c:?)
[  108.888010][T17888]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  108.888011][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.888013][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.888015][T17888]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  108.888018][T17888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.888020][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.888021][T17888]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  108.888023][T17888]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  108.888025][T17888]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  108.888026][T17888]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  108.888028][T17888]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  108.888032][T17888]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  108.888033][T17888]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  108.888034][T17888]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  108.888036][T17888]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  108.888037][T17888]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  108.888040][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.888041][T17888]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  108.888043][T17888]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  108.888045][T17888]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  108.888047][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.888048][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.888050][T17888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.888052][T17888]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  108.888054][T17888]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  108.888055][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.888057][T17888]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  108.888059][T17888]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  108.888060][T17888]  ? copy_msghdr_from_user (net/socket.c:2650)
[  108.888062][T17888]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  108.888064][T17888]  ? move_addr_to_kernel (net/socket.c:258)
[  108.888065][T17888]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  108.888067][T17888]  ___sys_sendmsg (net/socket.c:2767)
[  108.888069][T17888]  ? copy_msghdr_from_user (net/socket.c:2619)
[  108.888074][T17888]  __sys_sendmsg (net/socket.c:2799)
[  108.888076][T17888]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  108.888078][T17888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.888080][T17888]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  108.888082][T17888]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  108.888086][T17888]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  108.888088][T17888] RIP: 0033:0x7f26c3c5754e
[  108.888090][T17888] 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
[  108.888091][T17888] RSP: 002b:00007ffd80096e50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  108.888095][T17888] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f26c3c5754e
[  108.888097][T17888] RDX: 0000000000000000 RSI: 00007ffd80096f00 RDI: 0000000000000005
[  108.888097][T17888] RBP: 00007ffd80096e60 R08: 0000000000000000 R09: 0000000000000000
[  108.888098][T17888] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b7d
[  108.888099][T17888] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd800975c0
| [  110.639372][T17924] softirqs last disabled at (0): 0x0
| [  110.639374][T17924] Preemption disabled at:
| [  110.639375][T17924] vprintk_emit (kernel/printk/printk.c:2471)
| [  110.639386][T17924] Tainted: [W]=WARN
[  110.639387][T17924] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  110.639389][T17924] Call Trace:
[  110.639390][T17924]  <TASK>
[  110.639392][T17924]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  110.639397][T17924]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  110.639399][T17924]  __might_resched.cold (kernel/sched/core.c:9234)
[  110.639403][T17924]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  110.639407][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639410][T17924]  __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))
[  110.639414][T17924]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  110.639417][T17924]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  110.639421][T17924]  ? 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)
[  110.639422][T17924]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  110.639424][T17924]  put_chars (drivers/char/virtio_console.c:1176)
[  110.639426][T17924]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  110.639428][T17924]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  110.639430][T17924]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  110.639434][T17924]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  110.639435][T17924]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  110.639437][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639438][T17924]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.639441][T17924]  console_emit_next_record (kernel/printk/printk.c:3183)
[  110.639443][T17924]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  110.639445][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639447][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639448][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639450][T17924]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.639452][T17924]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  110.639453][T17924]  console_flush_one_record (kernel/printk/printk.c:3268)
[  110.639456][T17924]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  110.639458][T17924]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  110.639460][T17924]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.639461][T17924]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  110.639463][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639464][T17924]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  110.639466][T17924]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  110.639467][T17924]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  110.639469][T17924]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  110.639471][T17924]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  110.639473][T17924]  vprintk_emit (kernel/printk/printk.c:2479)
[  110.639475][T17924]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  110.639477][T17924]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  110.639480][T17924]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  110.639483][T17924]  ? ___sys_sendmsg (net/socket.c:2767)
[  110.639485][T17924]  ? __sys_sendmsg (net/socket.c:2799)
[  110.639486][T17924]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  110.639489][T17924]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  110.639491][T17924]  _printk (kernel/printk/printk.c:2504)
[  110.639494][T17924]  ? snapshot_read.cold (user.c:?)
[  110.639496][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639498][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639499][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639501][T17924]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  110.639504][T17924]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  110.639507][T17924]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  110.639509][T17924]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  110.639510][T17924]  ? netdev_notice (net/core/dev.c:13194)
[  110.639512][T17924]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  110.639515][T17924]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  110.639516][T17924]  ? trace_contention_end (./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/lock.h:121)
[  110.639518][T17924]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  110.639521][T17924]  dev_set_allmulti (net/core/dev_api.c:315)
[  110.639524][T17924] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  110.639536][T17924]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  110.639539][T17924] br_dev_delete (net/bridge/br_if.c:387) bridge
[  110.639546][T17924]  rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694)
[  110.639549][T17924]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  110.639551][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639553][T17924]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  110.639555][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639561][T17924]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[  110.639564][T17924]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  110.639565][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639567][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639569][T17924]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.639570][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639572][T17924]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  110.639573][T17924]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  110.639577][T17924]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  110.639578][T17924]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  110.639581][T17924]  ? __kernel_text_address (kernel/extable.c:79)
[  110.639582][T17924]  ? write_profile (profile.c:?)
[  110.639585][T17924]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  110.639586][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639588][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639589][T17924]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  110.639593][T17924]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.639594][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639596][T17924]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  110.639598][T17924]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  110.639600][T17924]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  110.639601][T17924]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  110.639603][T17924]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  110.639607][T17924]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  110.639608][T17924]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  110.639609][T17924]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  110.639611][T17924]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  110.639612][T17924]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  110.639614][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639616][T17924]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  110.639618][T17924]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  110.639620][T17924]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  110.639621][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639623][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639625][T17924]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.639626][T17924]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  110.639628][T17924]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  110.639630][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639632][T17924]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  110.639633][T17924]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  110.639635][T17924]  ? copy_msghdr_from_user (net/socket.c:2650)
[  110.639637][T17924]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  110.639638][T17924]  ? move_addr_to_kernel (net/socket.c:258)
[  110.639639][T17924]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  110.639642][T17924]  ___sys_sendmsg (net/socket.c:2767)
[  110.639644][T17924]  ? copy_msghdr_from_user (net/socket.c:2619)
[  110.639648][T17924]  __sys_sendmsg (net/socket.c:2799)
[  110.639650][T17924]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  110.639653][T17924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.639655][T17924]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  110.639656][T17924]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  110.639658][T17924]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  110.639660][T17924] RIP: 0033:0x7fb518aa554e
[  110.639662][T17924] 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
[  110.639663][T17924] RSP: 002b:00007ffff022eeb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  110.639667][T17924] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb518aa554e
[  110.639669][T17924] RDX: 0000000000000000 RSI: 00007ffff022ef60 RDI: 0000000000000005
[  110.639669][T17924] RBP: 00007ffff022eec0 R08: 0000000000000000 R09: 0000000000000000
[  110.639670][T17924] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b7f
[  110.639671][T17924] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffff022f620
| [  112.601074][T17964] softirqs last disabled at (0): 0x0
| [  112.601076][T17964] Preemption disabled at:
| [  112.601077][T17964] vprintk_emit (kernel/printk/printk.c:2471)
| [  112.601090][T17964] Tainted: [W]=WARN
[  112.601091][T17964] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.601092][T17964] Call Trace:
[  112.601094][T17964]  <TASK>
[  112.601095][T17964]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  112.601101][T17964]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  112.601103][T17964]  __might_resched.cold (kernel/sched/core.c:9234)
[  112.601106][T17964]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  112.601109][T17964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.601113][T17964]  __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))
[  112.601117][T17964]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  112.601119][T17964]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  112.601123][T17964]  ? 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)
[  112.601125][T17964]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  112.601127][T17964]  put_chars (drivers/char/virtio_console.c:1176)
[  112.601129][T17964]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  112.601130][T17964]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  112.601132][T17964]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  112.601134][T17964]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  112.601137][T17964]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  112.601138][T17964]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  112.601140][T17964]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  112.601142][T17964]  console_emit_next_record (kernel/printk/printk.c:3183)
[  112.601145][T17964]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  112.601146][T17964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.601148][T17964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.601150][T17964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.601151][T17964]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  112.601153][T17964]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  112.601155][T17964]  console_flush_one_record (kernel/printk/printk.c:3268)
[  112.601157][T17964]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  112.601159][T17964]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  112.601161][T17964]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  112.601163][T17964]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  112.601165][T17964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.601166][T17964]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  112.601167][T17964]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  112.601169][T17964]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  112.601171][T17964]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  112.601173][T17964]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  112.601175][T17964]  vprintk_emit (kernel/printk/printk.c:2479)
[  112.601177][T17964]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  112.601179][T17964]  ? __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)
[  112.601182][T17964]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  112.601183][T17964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.601185][T17964]  _printk (kernel/printk/printk.c:2504)
[  112.601189][T17964]  ? snapshot_read.cold (user.c:?)
[  112.601190][T17964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.601192][T17964]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  112.601194][T17964]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 kernel/locking/mutex.c:999)
[  112.601196][T17964] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  112.601209][T17964] br_init_port (net/bridge/br_stp_if.c:39) bridge
[  112.601216][T17964] new_nbp (net/bridge/br_if.c:449) bridge
[  112.601224][T17964] br_add_if (net/bridge/br_if.c:592) bridge
[  112.601232][T17964]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  112.601234][T17964]  do_set_master (net/core/rtnetlink.c:3071)
[  112.601238][T17964]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  112.601240][T17964]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  112.601241][T17964]  ? __dev_get_by_name (net/core/dev.c:905)
[  112.601244][T17964]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  112.601247][T17964]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  112.601250][T17964]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  112.601252][T17964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.601254][T17964]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  112.601255][T17964]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  112.601256][T17964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.601258][T17964]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  112.601262][T17964]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  112.601264][T17964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.601266][T17964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.601267][T17964]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  112.601271][T17964]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  112.601272][T17964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.601274][T17964]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  112.601275][T17964]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  112.601277][T17964]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  112.601278][T17964]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  112.601281][T17964]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  112.601285][T17964]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  112.601288][T17964]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  112.601289][T17964]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  112.601291][T17964]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  112.601292][T17964]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  112.601294][T17964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.601296][T17964]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  112.601298][T17964]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  112.601300][T17964]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  112.601302][T17964]  ? flush_tlb_mm_range (arch/x86/mm/tlb.c:1431 (discriminator 1))
[  112.601305][T17964]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  112.601306][T17964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.601308][T17964]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  112.601310][T17964]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  112.601312][T17964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.601314][T17964]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  112.601316][T17964]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  112.601319][T17964]  ? copy_msghdr_from_user (net/socket.c:2650)
[  112.601320][T17964]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  112.601322][T17964]  ? move_addr_to_kernel (net/socket.c:258)
[  112.601324][T17964]  ? __vmf_anon_prepare (mm/memory.c:3958)
[  112.601327][T17964]  ? apply_to_pte_range (mm/memory.c:3453 (discriminator 7))
[  112.601330][T17964]  ___sys_sendmsg (net/socket.c:2767)
[  112.601332][T17964]  ? copy_msghdr_from_user (net/socket.c:2619)
[  112.601337][T17964]  __sys_sendmsg (net/socket.c:2799)
[  112.601338][T17964]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  112.601341][T17964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.601343][T17964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.601345][T17964]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  112.601347][T17964]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  112.601349][T17964]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  112.601351][T17964] RIP: 0033:0x7f3c6011b54e
[  112.601353][T17964] 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
[  112.601355][T17964] RSP: 002b:00007ffddb239480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  112.601359][T17964] RAX: ffffffffffffffda RBX: 00007ffddb239c38 RCX: 00007f3c6011b54e
[  112.601360][T17964] RDX: 0000000000000000 RSI: 00007ffddb239530 RDI: 0000000000000005
[  112.601365][T17964] RBP: 00007ffddb239490 R08: 0000000000000000 R09: 0000000000000000
[  112.601366][T17964] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b81
[  112.601367][T17964] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffddb239bf0
| [  113.600959][T18020] softirqs last disabled at (0): 0x0
| [  113.600962][T18020] Preemption disabled at:
| [  113.600963][T18020] vprintk_emit (kernel/printk/printk.c:2471)
| [  113.600976][T18020] Tainted: [W]=WARN
[  113.600978][T18020] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.600980][T18020] Call Trace:
[  113.600982][T18020]  <TASK>
[  113.600984][T18020]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  113.600990][T18020]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  113.600993][T18020]  __might_resched.cold (kernel/sched/core.c:9234)
[  113.600998][T18020]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  113.601002][T18020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.601008][T18020]  __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))
[  113.601012][T18020]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  113.601015][T18020]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  113.601021][T18020]  ? 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)
[  113.601023][T18020]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  113.601026][T18020]  put_chars (drivers/char/virtio_console.c:1176)
[  113.601028][T18020]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  113.601031][T18020]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  113.601034][T18020]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  113.601038][T18020]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  113.601042][T18020]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  113.601044][T18020]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  113.601047][T18020]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  113.601050][T18020]  console_emit_next_record (kernel/printk/printk.c:3183)
[  113.601054][T18020]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  113.601057][T18020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.601059][T18020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.601062][T18020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.601064][T18020]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  113.601067][T18020]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  113.601070][T18020]  console_flush_one_record (kernel/printk/printk.c:3268)
[  113.601074][T18020]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  113.601078][T18020]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  113.601080][T18020]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  113.601085][T18020]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  113.601088][T18020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.601090][T18020]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  113.601092][T18020]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  113.601095][T18020]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  113.601098][T18020]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  113.601100][T18020]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  113.601104][T18020]  vprintk_emit (kernel/printk/printk.c:2479)
[  113.601107][T18020]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  113.601110][T18020]  ? __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)
[  113.601114][T18020]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  113.601116][T18020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.601119][T18020]  _printk (kernel/printk/printk.c:2504)
[  113.601123][T18020]  ? snapshot_read.cold (user.c:?)
[  113.601126][T18020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.601128][T18020]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  113.601131][T18020]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 kernel/locking/mutex.c:999)
[  113.601135][T18020] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  113.601153][T18020] br_init_port (net/bridge/br_stp_if.c:39) bridge
[  113.601167][T18020] new_nbp (net/bridge/br_if.c:449) bridge
[  113.601181][T18020] br_add_if (net/bridge/br_if.c:592) bridge
[  113.601194][T18020]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  113.601198][T18020]  do_set_master (net/core/rtnetlink.c:3071)
[  113.601203][T18020]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  113.601207][T18020]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  113.601209][T18020]  ? __dev_get_by_name (net/core/dev.c:905)
[  113.601212][T18020]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  113.601218][T18020]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  113.601222][T18020]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  113.601226][T18020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.601228][T18020]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  113.601230][T18020]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  113.601233][T18020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.601236][T18020]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  113.601240][T18020]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  113.601244][T18020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.601247][T18020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.601249][T18020]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  113.601253][T18020]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  113.601256][T18020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.601259][T18020]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  113.601261][T18020]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  113.601264][T18020]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  113.601266][T18020]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  113.601269][T18020]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  113.601275][T18020]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  113.601279][T18020]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  113.601281][T18020]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  113.601283][T18020]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  113.601285][T18020]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  113.601289][T18020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.601292][T18020]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  113.601295][T18020]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  113.601298][T18020]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  113.601301][T18020]  ? flush_tlb_mm_range (arch/x86/mm/tlb.c:1431 (discriminator 1))
[  113.601305][T18020]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  113.601307][T18020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.601311][T18020]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  113.601314][T18020]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  113.601317][T18020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.601320][T18020]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  113.601323][T18020]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  113.601326][T18020]  ? copy_msghdr_from_user (net/socket.c:2650)
[  113.601329][T18020]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  113.601331][T18020]  ? move_addr_to_kernel (net/socket.c:258)
[  113.601335][T18020]  ? __vmf_anon_prepare (mm/memory.c:3958)
[  113.601338][T18020]  ? apply_to_pte_range (mm/memory.c:3453 (discriminator 7))
[  113.601343][T18020]  ___sys_sendmsg (net/socket.c:2767)
[  113.601345][T18020]  ? copy_msghdr_from_user (net/socket.c:2619)
[  113.601354][T18020]  __sys_sendmsg (net/socket.c:2799)
[  113.601357][T18020]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  113.601361][T18020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.601369][T18020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.601372][T18020]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  113.601375][T18020]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  113.601378][T18020]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.601381][T18020] RIP: 0033:0x7f88f3e5d54e
[  113.601384][T18020] 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
[  113.601387][T18020] RSP: 002b:00007ffdf477e390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  113.601392][T18020] RAX: ffffffffffffffda RBX: 00007ffdf477eb48 RCX: 00007f88f3e5d54e
[  113.601394][T18020] RDX: 0000000000000000 RSI: 00007ffdf477e440 RDI: 0000000000000005
[  113.601396][T18020] RBP: 00007ffdf477e3a0 R08: 0000000000000000 R09: 0000000000000000
[  113.601397][T18020] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b82
[  113.601399][T18020] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdf477eb00
| [  114.600539][T18077] softirqs last disabled at (0): 0x0
| [  114.600541][T18077] Preemption disabled at:
| [  114.600542][T18077] vprintk_emit (kernel/printk/printk.c:2471)
| [  114.600553][T18077] Tainted: [W]=WARN
[  114.600554][T18077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.600556][T18077] Call Trace:
[  114.600557][T18077]  <TASK>
[  114.600558][T18077]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  114.600564][T18077]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  114.600566][T18077]  __might_resched.cold (kernel/sched/core.c:9234)
[  114.600569][T18077]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  114.600573][T18077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.600576][T18077]  __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))
[  114.600580][T18077]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  114.600582][T18077]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  114.600586][T18077]  ? 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)
[  114.600588][T18077]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  114.600589][T18077]  put_chars (drivers/char/virtio_console.c:1176)
[  114.600591][T18077]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  114.600592][T18077]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  114.600594][T18077]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  114.600596][T18077]  ? pointer (lib/vsprintf.c:2577)
[  114.600600][T18077]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  114.600603][T18077]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  114.600604][T18077]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  114.600606][T18077]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  114.600608][T18077]  console_emit_next_record (kernel/printk/printk.c:3183)
[  114.600610][T18077]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  114.600612][T18077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.600614][T18077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.600616][T18077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.600617][T18077]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  114.600619][T18077]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  114.600621][T18077]  console_flush_one_record (kernel/printk/printk.c:3268)
[  114.600623][T18077]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  114.600626][T18077]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  114.600628][T18077]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  114.600629][T18077]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  114.600631][T18077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.600632][T18077]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  114.600634][T18077]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  114.600635][T18077]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  114.600637][T18077]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  114.600639][T18077]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  114.600641][T18077]  vprintk_emit (kernel/printk/printk.c:2479)
[  114.600643][T18077]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  114.600645][T18077]  ? vlan_device_event (net/8021q/vlan.c:392 (discriminator 1)) 8021q
[  114.600652][T18077]  _printk (kernel/printk/printk.c:2504)
[  114.600654][T18077]  ? snapshot_read.cold (user.c:?)
[  114.600656][T18077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.600658][T18077]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  114.600659][T18077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.600661][T18077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.600663][T18077]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  114.600666][T18077]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  114.600667][T18077]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  114.600669][T18077]  ? netdev_notice (net/core/dev.c:13194)
[  114.600671][T18077]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  114.600673][T18077]  ? dev_disable_lro (./include/linux/netdevice.h:2861 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/core/dev_api.c:266)
[  114.600677][T18077]  ? trace_contention_end (./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/lock.h:121)
[  114.600680][T18077]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  114.600682][T18077]  netif_set_promiscuity (net/core/dev.c:9699)
[  114.600685][T18077]  dev_set_promiscuity (net/core/dev_api.c:288)
[  114.600686][T18077] br_port_set_promisc (net/bridge/br_if.c:109) bridge
[  114.600698][T18077] br_manage_promisc (net/bridge/br_if.c:175) bridge
[  114.600705][T18077] br_add_if (net/bridge/br_if.c:243 net/bridge/br_if.c:633) bridge
[  114.600713][T18077]  do_set_master (net/core/rtnetlink.c:3071)
[  114.600716][T18077]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  114.600718][T18077]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  114.600720][T18077]  ? __dev_get_by_name (net/core/dev.c:905)
[  114.600721][T18077]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  114.600725][T18077]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  114.600727][T18077]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  114.600729][T18077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.600731][T18077]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  114.600733][T18077]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  114.600734][T18077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.600737][T18077]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  114.600740][T18077]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  114.600742][T18077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.600744][T18077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.600746][T18077]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  114.600749][T18077]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  114.600751][T18077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.600752][T18077]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  114.600754][T18077]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  114.600756][T18077]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  114.600757][T18077]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  114.600759][T18077]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  114.600763][T18077]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  114.600766][T18077]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  114.600767][T18077]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  114.600769][T18077]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  114.600770][T18077]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  114.600773][T18077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.600774][T18077]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  114.600776][T18077]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  114.600778][T18077]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  114.600780][T18077]  ? flush_tlb_mm_range (arch/x86/mm/tlb.c:1436)
[  114.600783][T18077]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  114.600784][T18077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.600786][T18077]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  114.600788][T18077]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  114.600790][T18077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.600792][T18077]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  114.600794][T18077]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  114.600797][T18077]  ? copy_msghdr_from_user (net/socket.c:2650)
[  114.600798][T18077]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  114.600800][T18077]  ? move_addr_to_kernel (net/socket.c:258)
[  114.600802][T18077]  ? __vmf_anon_prepare (mm/memory.c:3958)
[  114.600804][T18077]  ? apply_to_pte_range (mm/memory.c:3453 (discriminator 7))
[  114.600807][T18077]  ___sys_sendmsg (net/socket.c:2767)
[  114.600809][T18077]  ? copy_msghdr_from_user (net/socket.c:2619)
[  114.600814][T18077]  __sys_sendmsg (net/socket.c:2799)
[  114.600816][T18077]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  114.600818][T18077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.600820][T18077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.600822][T18077]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  114.600824][T18077]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  114.600826][T18077]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.600828][T18077] RIP: 0033:0x7f291d9f654e
[  114.600830][T18077] 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
[  114.600832][T18077] RSP: 002b:00007fff9cf7eca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  114.600836][T18077] RAX: ffffffffffffffda RBX: 00007fff9cf7f458 RCX: 00007f291d9f654e
[  114.600837][T18077] RDX: 0000000000000000 RSI: 00007fff9cf7ed50 RDI: 0000000000000005
[  114.600838][T18077] RBP: 00007fff9cf7ecb0 R08: 0000000000000000 R09: 0000000000000000
[  114.600839][T18077] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915b83
[  114.600840][T18077] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff9cf7f410
| [  162.527212][ T2160] softirqs last disabled at (0): 0x0
| [  162.527213][ T2160] Preemption disabled at:
| [  162.527214][ T2160] vprintk_emit (kernel/printk/printk.c:2471)
| [  162.527225][ T2160] Tainted: [W]=WARN
[  162.527226][ T2160] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  162.527228][ T2160] Call Trace:
[  162.527229][ T2160]  <TASK>
[  162.527231][ T2160]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  162.527236][ T2160]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  162.527237][ T2160]  __might_resched.cold (kernel/sched/core.c:9234)
[  162.527241][ T2160]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  162.527244][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527248][ T2160]  __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))
[  162.527252][ T2160]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  162.527254][ T2160]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  162.527257][ T2160]  ? 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)
[  162.527259][ T2160]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  162.527261][ T2160]  put_chars (drivers/char/virtio_console.c:1176)
[  162.527263][ T2160]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  162.527265][ T2160]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  162.527267][ T2160]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  162.527271][ T2160]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  162.527272][ T2160]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  162.527274][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527276][ T2160]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  162.527278][ T2160]  console_emit_next_record (kernel/printk/printk.c:3183)
[  162.527280][ T2160]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  162.527282][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527284][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527285][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527287][ T2160]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  162.527289][ T2160]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  162.527291][ T2160]  console_flush_one_record (kernel/printk/printk.c:3268)
[  162.527293][ T2160]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  162.527296][ T2160]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  162.527298][ T2160]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  162.527299][ T2160]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  162.527301][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527302][ T2160]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  162.527304][ T2160]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  162.527305][ T2160]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  162.527307][ T2160]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  162.527309][ T2160]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  162.527311][ T2160]  vprintk_emit (kernel/printk/printk.c:2479)
[  162.527313][ T2160]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  162.527315][ T2160]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  162.527319][ T2160]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  162.527322][ T2160]  ? ___sys_sendmsg (net/socket.c:2767)
[  162.527323][ T2160]  ? __sys_sendmsg (net/socket.c:2799)
[  162.527325][ T2160]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  162.527327][ T2160]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  162.527330][ T2160]  _printk (kernel/printk/printk.c:2504)
[  162.527333][ T2160]  ? snapshot_read.cold (user.c:?)
[  162.527334][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527336][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527338][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527340][ T2160]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  162.527342][ T2160]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  162.527345][ T2160]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  162.527347][ T2160]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  162.527349][ T2160]  ? netdev_notice (net/core/dev.c:13194)
[  162.527350][ T2160]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  162.527353][ T2160]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  162.527355][ T2160]  ? trace_contention_end (./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/lock.h:121)
[  162.527357][ T2160]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  162.527360][ T2160]  dev_set_allmulti (net/core/dev_api.c:315)
[  162.527362][ T2160] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  162.527375][ T2160]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  162.527377][ T2160] br_dev_delete (net/bridge/br_if.c:387) bridge
[  162.527385][ T2160]  rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694)
[  162.527388][ T2160]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  162.527390][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527391][ T2160]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  162.527394][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527406][ T2160]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[  162.527409][ T2160]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  162.527410][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527412][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527413][ T2160]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  162.527415][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527417][ T2160]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  162.527418][ T2160]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  162.527422][ T2160]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  162.527423][ T2160]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  162.527426][ T2160]  ? __kernel_text_address (kernel/extable.c:79)
[  162.527427][ T2160]  ? write_profile (profile.c:?)
[  162.527429][ T2160]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  162.527430][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527432][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527433][ T2160]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  162.527437][ T2160]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  162.527439][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527440][ T2160]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  162.527442][ T2160]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  162.527444][ T2160]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  162.527446][ T2160]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  162.527447][ T2160]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  162.527451][ T2160]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  162.527453][ T2160]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  162.527454][ T2160]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  162.527455][ T2160]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  162.527457][ T2160]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  162.527459][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527461][ T2160]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  162.527463][ T2160]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  162.527465][ T2160]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  162.527466][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527468][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527470][ T2160]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  162.527472][ T2160]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  162.527474][ T2160]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  162.527475][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527477][ T2160]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  162.527479][ T2160]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  162.527481][ T2160]  ? copy_msghdr_from_user (net/socket.c:2650)
[  162.527482][ T2160]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  162.527484][ T2160]  ? move_addr_to_kernel (net/socket.c:258)
[  162.527485][ T2160]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  162.527488][ T2160]  ___sys_sendmsg (net/socket.c:2767)
[  162.527489][ T2160]  ? copy_msghdr_from_user (net/socket.c:2619)
[  162.527494][ T2160]  __sys_sendmsg (net/socket.c:2799)
[  162.527496][ T2160]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  162.527499][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.527501][ T2160]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  162.527502][ T2160]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  162.527504][ T2160]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  162.527506][ T2160] RIP: 0033:0x7fb1bc9c554e
[  162.527508][ T2160] 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
[  162.527510][ T2160] RSP: 002b:00007fffbfd7fb70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  162.527514][ T2160] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb1bc9c554e
[  162.527515][ T2160] RDX: 0000000000000000 RSI: 00007fffbfd7fc20 RDI: 0000000000000005
[  162.527516][ T2160] RBP: 00007fffbfd7fb80 R08: 0000000000000000 R09: 0000000000000000
[  162.527517][ T2160] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915bb2
[  162.527518][ T2160] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffbfd802e0
| [  164.623309][ T2196] softirqs last disabled at (0): 0x0
| [  164.623311][ T2196] Preemption disabled at:
| [  164.623313][ T2196] vprintk_emit (kernel/printk/printk.c:2471)
| [  164.623328][ T2196] Tainted: [W]=WARN
[  164.623329][ T2196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  164.623331][ T2196] Call Trace:
[  164.623333][ T2196]  <TASK>
[  164.623335][ T2196]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  164.623342][ T2196]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  164.623344][ T2196]  __might_resched.cold (kernel/sched/core.c:9234)
[  164.623349][ T2196]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  164.623353][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623358][ T2196]  __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))
[  164.623363][ T2196]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  164.623366][ T2196]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  164.623371][ T2196]  ? 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)
[  164.623373][ T2196]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  164.623376][ T2196]  put_chars (drivers/char/virtio_console.c:1176)
[  164.623379][ T2196]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  164.623382][ T2196]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  164.623386][ T2196]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  164.623390][ T2196]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  164.623393][ T2196]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  164.623395][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623398][ T2196]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  164.623407][ T2196]  console_emit_next_record (kernel/printk/printk.c:3183)
[  164.623412][ T2196]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  164.623415][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623417][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623420][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623422][ T2196]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  164.623425][ T2196]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  164.623428][ T2196]  console_flush_one_record (kernel/printk/printk.c:3268)
[  164.623431][ T2196]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  164.623435][ T2196]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  164.623438][ T2196]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  164.623440][ T2196]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  164.623443][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623445][ T2196]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  164.623448][ T2196]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  164.623450][ T2196]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  164.623453][ T2196]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  164.623456][ T2196]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  164.623459][ T2196]  vprintk_emit (kernel/printk/printk.c:2479)
[  164.623462][ T2196]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  164.623465][ T2196]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  164.623469][ T2196]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  164.623473][ T2196]  ? ___sys_sendmsg (net/socket.c:2767)
[  164.623475][ T2196]  ? __sys_sendmsg (net/socket.c:2799)
[  164.623478][ T2196]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  164.623481][ T2196]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  164.623485][ T2196]  _printk (kernel/printk/printk.c:2504)
[  164.623489][ T2196]  ? snapshot_read.cold (user.c:?)
[  164.623491][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623494][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623496][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623499][ T2196]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  164.623502][ T2196]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  164.623506][ T2196]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  164.623509][ T2196]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  164.623512][ T2196]  ? netdev_notice (net/core/dev.c:13194)
[  164.623514][ T2196]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  164.623518][ T2196]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  164.623521][ T2196]  ? trace_contention_end (./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/lock.h:121)
[  164.623524][ T2196]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  164.623528][ T2196]  dev_set_allmulti (net/core/dev_api.c:315)
[  164.623532][ T2196] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  164.623550][ T2196]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  164.623554][ T2196] br_dev_delete (net/bridge/br_if.c:387) bridge
[  164.623566][ T2196]  rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694)
[  164.623570][ T2196]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  164.623572][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623576][ T2196]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  164.623579][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623589][ T2196]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[  164.623593][ T2196]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  164.623595][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623598][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623600][ T2196]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  164.623603][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623605][ T2196]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  164.623608][ T2196]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  164.623612][ T2196]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  164.623614][ T2196]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  164.623617][ T2196]  ? __kernel_text_address (kernel/extable.c:79)
[  164.623620][ T2196]  ? write_profile (profile.c:?)
[  164.623623][ T2196]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  164.623625][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623628][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623630][ T2196]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  164.623635][ T2196]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  164.623637][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623640][ T2196]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  164.623643][ T2196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  164.623646][ T2196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  164.623649][ T2196]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  164.623651][ T2196]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  164.623657][ T2196]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  164.623659][ T2196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  164.623661][ T2196]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  164.623664][ T2196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  164.623666][ T2196]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  164.623669][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623672][ T2196]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  164.623675][ T2196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  164.623678][ T2196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  164.623680][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623683][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623685][ T2196]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  164.623688][ T2196]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  164.623691][ T2196]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  164.623694][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623697][ T2196]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  164.623700][ T2196]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  164.623703][ T2196]  ? copy_msghdr_from_user (net/socket.c:2650)
[  164.623705][ T2196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  164.623708][ T2196]  ? move_addr_to_kernel (net/socket.c:258)
[  164.623710][ T2196]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  164.623714][ T2196]  ___sys_sendmsg (net/socket.c:2767)
[  164.623717][ T2196]  ? copy_msghdr_from_user (net/socket.c:2619)
[  164.623725][ T2196]  __sys_sendmsg (net/socket.c:2799)
[  164.623728][ T2196]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  164.623732][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.623735][ T2196]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  164.623737][ T2196]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  164.623740][ T2196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  164.623743][ T2196] RIP: 0033:0x7f7b4d68c54e
[  164.623746][ T2196] 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
[  164.623749][ T2196] RSP: 002b:00007ffd5b198020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  164.623753][ T2196] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7b4d68c54e
[  164.623755][ T2196] RDX: 0000000000000000 RSI: 00007ffd5b1980d0 RDI: 0000000000000005
[  164.623757][ T2196] RBP: 00007ffd5b198030 R08: 0000000000000000 R09: 0000000000000000
[  164.623758][ T2196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915bb5
[  164.623760][ T2196] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd5b198790
| [  177.977351][ T2331] softirqs last disabled at (0): 0x0
| [  177.977353][ T2331] Preemption disabled at:
| [  177.977354][ T2331] vprintk_emit (kernel/printk/printk.c:2471)
| [  177.977366][ T2331] Tainted: [W]=WARN
[  177.977367][ T2331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  177.977368][ T2331] Call Trace:
[  177.977370][ T2331]  <TASK>
[  177.977371][ T2331]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  177.977376][ T2331]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  177.977378][ T2331]  __might_resched.cold (kernel/sched/core.c:9234)
[  177.977383][ T2331]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  177.977386][ T2331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  177.977390][ T2331]  __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))
[  177.977394][ T2331]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  177.977397][ T2331]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  177.977400][ T2331]  ? 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)
[  177.977402][ T2331]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  177.977404][ T2331]  put_chars (drivers/char/virtio_console.c:1176)
[  177.977406][ T2331]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[  177.977408][ T2331]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  177.977410][ T2331]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  177.977418][ T2331]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  177.977422][ T2331]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  177.977423][ T2331]  ? 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)
[  177.977425][ T2331]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  177.977426][ T2331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  177.977428][ T2331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  177.977429][ T2331]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  177.977431][ T2331]  console_emit_next_record (kernel/printk/printk.c:3183)
[  177.977434][ T2331]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  177.977436][ T2331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  177.977438][ T2331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  177.977439][ T2331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  177.977441][ T2331]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  177.977443][ T2331]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  177.977445][ T2331]  console_flush_one_record (kernel/printk/printk.c:3268)
[  177.977447][ T2331]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  177.977450][ T2331]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  177.977451][ T2331]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  177.977453][ T2331]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  177.977455][ T2331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  177.977456][ T2331]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  177.977458][ T2331]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  177.977459][ T2331]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  177.977461][ T2331]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  177.977463][ T2331]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  177.977465][ T2331]  vprintk_emit (kernel/printk/printk.c:2479)
[  177.977468][ T2331]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  177.977471][ T2331]  ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact
[  177.977473][ T2331]  _printk (kernel/printk/printk.c:2504)
[  177.977476][ T2331]  ? snapshot_read.cold (user.c:?)
[  177.977479][ T2331]  ? 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)
[  177.977481][ T2331] gact_init_module (net/sched/act_gact.c:180) act_gact
[  177.977482][ T2331]  do_one_initcall (init/main.c:1357)
[  177.977484][ T2331]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[  177.977487][ T2331]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[  177.977489][ T2331]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[  177.977492][ T2331]  do_init_module (kernel/module/main.c:3117)
[  177.977495][ T2331]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[  177.977497][ T2331]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[  177.977499][ T2331]  load_module (kernel/module/main.c:3593)
[  177.977502][ T2331]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[  177.977504][ T2331]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  177.977506][ T2331]  ? __ia32_sys_fsconfig (??:?)
[  177.977509][ T2331]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  177.977511][ T2331]  init_module_from_file (kernel/module/main.c:3790)
[  177.977513][ T2331]  ? __do_sys_init_module (kernel/module/main.c:3664)
[  177.977515][ T2331]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  177.977518][ T2331]  ? handle_pte_fault (mm/memory.c:6558)
[  177.977521][ T2331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  177.977522][ T2331]  ? ovl_mmap (fs/overlayfs/file.c:477)
[  177.977526][ T2331]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  177.977528][ T2331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  177.977530][ T2331]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  177.977531][ T2331]  ? 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)
[  177.977533][ T2331]  idempotent_init_module (kernel/module/main.c:3802)
[  177.977536][ T2331]  ? init_module_from_file (kernel/module/main.c:3791)
[  177.977538][ T2331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  177.977540][ T2331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  177.977542][ T2331]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  177.977545][ T2331]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[  177.977547][ T2331]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  177.977550][ T2331]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  177.977553][ T2331]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  177.977556][ T2331]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  177.977558][ T2331] RIP: 0033:0x7fc4481ea37d
[  177.977559][ T2331] 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
[  177.977561][ T2331] RSP: 002b:00007ffd103d7078 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[  177.977565][ T2331] RAX: ffffffffffffffda RBX: 0000559d67805810 RCX: 00007fc4481ea37d
[  177.977567][ T2331] RDX: 0000000000000000 RSI: 0000559d657d7ffd RDI: 0000000000000000
[  177.977568][ T2331] RBP: 00007ffd103d7110 R08: 0000000000000000 R09: 0000000000000000
[  177.977568][ T2331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559d657d7ffd
[  177.977569][ T2331] R13: 0000559d67805960 R14: 0000000000040000 R15: 0000000000000000
| [  194.331063][ T2958] softirqs last disabled at (0): 0x0
| [  194.331065][ T2958] Preemption disabled at:
| [  194.331065][ T2958] 0x0
| [  194.331075][ T2958] Tainted: [W]=WARN
[  194.331076][ T2958] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  194.331077][ T2958] Call Trace:
[  194.331079][ T2958]  <TASK>
[  194.331080][ T2958]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  194.331089][ T2958]  __might_resched.cold (kernel/sched/core.c:9234)
[  194.331093][ T2958]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  194.331097][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331102][ T2958]  __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))
[  194.331105][ T2958]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  194.331108][ T2958]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  194.331112][ T2958]  ? 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)
[  194.331114][ T2958]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  194.331116][ T2958]  put_chars (drivers/char/virtio_console.c:1176)
[  194.331118][ T2958]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  194.331120][ T2958]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  194.331123][ T2958]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  194.331126][ T2958]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  194.331128][ T2958]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  194.331130][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331132][ T2958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  194.331134][ T2958]  console_emit_next_record (kernel/printk/printk.c:3183)
[  194.331137][ T2958]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  194.331139][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331140][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331142][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331144][ T2958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  194.331146][ T2958]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  194.331147][ T2958]  console_flush_one_record (kernel/printk/printk.c:3268)
[  194.331150][ T2958]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  194.331152][ T2958]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  194.331154][ T2958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  194.331156][ T2958]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  194.331158][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331159][ T2958]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  194.331161][ T2958]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  194.331162][ T2958]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  194.331164][ T2958]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  194.331166][ T2958]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  194.331168][ T2958]  vprintk_emit (kernel/printk/printk.c:2479)
[  194.331171][ T2958]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  194.331173][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331174][ T2958]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  194.331177][ T2958]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  194.331179][ T2958]  _printk (kernel/printk/printk.c:2504)
[  194.331182][ T2958]  ? snapshot_read.cold (user.c:?)
[  194.331184][ T2958]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[  194.331189][ T2958] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  194.331202][ T2958] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[  194.331211][ T2958] br_device_event (net/bridge/br.c:111) bridge
[  194.331219][ T2958]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[  194.331223][ T2958]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[  194.331225][ T2958]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[  194.331229][ T2958]  notifier_call_chain (kernel/notifier.c:85)
[  194.331231][ T2958]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[  194.331235][ T2958]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  194.331237][ T2958]  ? netif_change_name (net/core/dev.c:1517)
[  194.331239][ T2958]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[  194.331241][ T2958]  ? __kernel_text_address (kernel/extable.c:79)
[  194.331243][ T2958]  ? write_profile (profile.c:?)
[  194.331245][ T2958]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  194.331248][ T2958]  netif_change_flags (net/core/dev.c:9882)
[  194.331250][ T2958]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[  194.331253][ T2958]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  194.331255][ T2958]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  194.331256][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331258][ T2958]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  194.331261][ T2958]  ? kasan_save_stack (mm/kasan/common.c:58)
[  194.331264][ T2958]  ? kasan_save_stack (mm/kasan/common.c:57)
[  194.331266][ T2958]  ? kasan_save_track (mm/kasan/common.c:78)
[  194.331267][ T2958]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  194.331269][ T2958]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  194.331270][ T2958]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  194.331272][ T2958]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  194.331273][ T2958]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  194.331275][ T2958]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  194.331277][ T2958]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  194.331278][ T2958]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  194.331281][ T2958]  ? ___sys_sendmsg (net/socket.c:2767)
[  194.331282][ T2958]  ? __sys_sendmsg (net/socket.c:2799)
[  194.331284][ T2958]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  194.331286][ T2958]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  194.331288][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331290][ T2958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  194.331292][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331293][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331295][ T2958]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  194.331298][ T2958]  ? __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)
[  194.331300][ T2958]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  194.331301][ T2958]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  194.331303][ T2958]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  194.331305][ T2958]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  194.331307][ T2958]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  194.331309][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331311][ T2958]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  194.331312][ T2958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  194.331314][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331316][ T2958]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  194.331319][ T2958]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  194.331321][ T2958]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  194.331322][ T2958]  ? __kernel_text_address (kernel/extable.c:79)
[  194.331324][ T2958]  ? write_profile (profile.c:?)
[  194.331325][ T2958]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  194.331326][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331328][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331330][ T2958]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  194.331333][ T2958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  194.331335][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331337][ T2958]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  194.331338][ T2958]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  194.331340][ T2958]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  194.331341][ T2958]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  194.331342][ T2958]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  194.331345][ T2958]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  194.331346][ T2958]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  194.331348][ T2958]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  194.331349][ T2958]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  194.331351][ T2958]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  194.331353][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331355][ T2958]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  194.331357][ T2958]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  194.331359][ T2958]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  194.331360][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331362][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331364][ T2958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  194.331366][ T2958]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  194.331368][ T2958]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  194.331370][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331371][ T2958]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  194.331373][ T2958]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  194.331375][ T2958]  ? copy_msghdr_from_user (net/socket.c:2650)
[  194.331377][ T2958]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  194.331378][ T2958]  ? move_addr_to_kernel (net/socket.c:258)
[  194.331380][ T2958]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  194.331382][ T2958]  ___sys_sendmsg (net/socket.c:2767)
[  194.331384][ T2958]  ? copy_msghdr_from_user (net/socket.c:2619)
[  194.331389][ T2958]  __sys_sendmsg (net/socket.c:2799)
[  194.331391][ T2958]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  194.331394][ T2958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.331396][ T2958]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  194.331398][ T2958]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  194.331400][ T2958]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  194.331401][ T2958] RIP: 0033:0x7f6ae571a54e
[  194.331403][ T2958] 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
[  194.331405][ T2958] RSP: 002b:00007ffc12998410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  194.331409][ T2958] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6ae571a54e
[  194.331410][ T2958] RDX: 0000000000000000 RSI: 00007ffc129984c0 RDI: 0000000000000005
[  194.331411][ T2958] RBP: 00007ffc12998420 R08: 0000000000000000 R09: 0000000000000000
[  194.331412][ T2958] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915bd2
[  194.331413][ T2958] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc12998b80
| [  210.580208][ T3050] softirqs last disabled at (0): 0x0
| [  210.580210][ T3050] Preemption disabled at:
| [  210.580211][ T3050] 0x0
| [  210.580219][ T3050] Tainted: [W]=WARN
[  210.580220][ T3050] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  210.580221][ T3050] Call Trace:
[  210.580223][ T3050]  <TASK>
[  210.580224][ T3050]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  210.580230][ T3050]  __might_resched.cold (kernel/sched/core.c:9234)
[  210.580233][ T3050]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  210.580237][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580241][ T3050]  __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))
[  210.580244][ T3050]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  210.580247][ T3050]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  210.580251][ T3050]  ? 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)
[  210.580253][ T3050]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  210.580255][ T3050]  put_chars (drivers/char/virtio_console.c:1176)
[  210.580257][ T3050]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  210.580259][ T3050]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  210.580262][ T3050]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  210.580265][ T3050]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  210.580267][ T3050]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  210.580269][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580270][ T3050]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  210.580273][ T3050]  console_emit_next_record (kernel/printk/printk.c:3183)
[  210.580275][ T3050]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  210.580277][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580279][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580280][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580282][ T3050]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  210.580284][ T3050]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  210.580285][ T3050]  console_flush_one_record (kernel/printk/printk.c:3268)
[  210.580288][ T3050]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  210.580290][ T3050]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  210.580292][ T3050]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  210.580294][ T3050]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  210.580295][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580297][ T3050]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  210.580298][ T3050]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  210.580299][ T3050]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  210.580302][ T3050]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  210.580304][ T3050]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  210.580305][ T3050]  vprintk_emit (kernel/printk/printk.c:2479)
[  210.580308][ T3050]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  210.580309][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580311][ T3050]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  210.580314][ T3050]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  210.580316][ T3050]  _printk (kernel/printk/printk.c:2504)
[  210.580319][ T3050]  ? snapshot_read.cold (user.c:?)
[  210.580321][ T3050]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[  210.580326][ T3050] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  210.580338][ T3050] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[  210.580346][ T3050] br_device_event (net/bridge/br.c:111) bridge
[  210.580354][ T3050]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[  210.580358][ T3050]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[  210.580360][ T3050]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[  210.580363][ T3050]  notifier_call_chain (kernel/notifier.c:85)
[  210.580367][ T3050]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[  210.580370][ T3050]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  210.580372][ T3050]  ? netif_change_name (net/core/dev.c:1517)
[  210.580374][ T3050]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[  210.580376][ T3050]  ? __kernel_text_address (kernel/extable.c:79)
[  210.580378][ T3050]  ? write_profile (profile.c:?)
[  210.580380][ T3050]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  210.580383][ T3050]  netif_change_flags (net/core/dev.c:9882)
[  210.580385][ T3050]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[  210.580388][ T3050]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  210.580390][ T3050]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  210.580391][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580392][ T3050]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  210.580396][ T3050]  ? kasan_save_stack (mm/kasan/common.c:58)
[  210.580399][ T3050]  ? kasan_save_stack (mm/kasan/common.c:57)
[  210.580400][ T3050]  ? kasan_save_track (mm/kasan/common.c:78)
[  210.580402][ T3050]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  210.580403][ T3050]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  210.580405][ T3050]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  210.580406][ T3050]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  210.580407][ T3050]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  210.580410][ T3050]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  210.580411][ T3050]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  210.580412][ T3050]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  210.580415][ T3050]  ? ___sys_sendmsg (net/socket.c:2767)
[  210.580416][ T3050]  ? __sys_sendmsg (net/socket.c:2799)
[  210.580418][ T3050]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  210.580420][ T3050]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  210.580422][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580424][ T3050]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  210.580426][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580427][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580429][ T3050]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  210.580432][ T3050]  ? __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)
[  210.580434][ T3050]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  210.580435][ T3050]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  210.580443][ T3050]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  210.580445][ T3050]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  210.580447][ T3050]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  210.580449][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580451][ T3050]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  210.580452][ T3050]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  210.580453][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580455][ T3050]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  210.580458][ T3050]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  210.580460][ T3050]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  210.580461][ T3050]  ? __kernel_text_address (kernel/extable.c:79)
[  210.580462][ T3050]  ? write_profile (profile.c:?)
[  210.580464][ T3050]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  210.580465][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580467][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580468][ T3050]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  210.580472][ T3050]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  210.580473][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580475][ T3050]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  210.580477][ T3050]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  210.580478][ T3050]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  210.580479][ T3050]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  210.580481][ T3050]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  210.580483][ T3050]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  210.580485][ T3050]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  210.580486][ T3050]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  210.580488][ T3050]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  210.580489][ T3050]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  210.580491][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580493][ T3050]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  210.580495][ T3050]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  210.580497][ T3050]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  210.580498][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580500][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580502][ T3050]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  210.580504][ T3050]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  210.580505][ T3050]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  210.580507][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580509][ T3050]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  210.580511][ T3050]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  210.580512][ T3050]  ? copy_msghdr_from_user (net/socket.c:2650)
[  210.580514][ T3050]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  210.580515][ T3050]  ? move_addr_to_kernel (net/socket.c:258)
[  210.580517][ T3050]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  210.580519][ T3050]  ___sys_sendmsg (net/socket.c:2767)
[  210.580521][ T3050]  ? copy_msghdr_from_user (net/socket.c:2619)
[  210.580526][ T3050]  __sys_sendmsg (net/socket.c:2799)
[  210.580528][ T3050]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  210.580530][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.580532][ T3050]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  210.580534][ T3050]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  210.580536][ T3050]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  210.580537][ T3050] RIP: 0033:0x7fa2cd36154e
[  210.580539][ T3050] 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
[  210.580541][ T3050] RSP: 002b:00007ffe84add720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  210.580545][ T3050] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa2cd36154e
[  210.580546][ T3050] RDX: 0000000000000000 RSI: 00007ffe84add7d0 RDI: 0000000000000005
[  210.580547][ T3050] RBP: 00007ffe84add730 R08: 0000000000000000 R09: 0000000000000000
[  210.580548][ T3050] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915be3
[  210.580548][ T3050] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe84adde90
| [  216.338099][ T3104] softirqs last disabled at (0): 0x0
| [  216.338101][ T3104] Preemption disabled at:
| [  216.338101][ T3104] 0x0
| [  216.338111][ T3104] Tainted: [W]=WARN
[  216.338112][ T3104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  216.338113][ T3104] Call Trace:
[  216.338115][ T3104]  <TASK>
[  216.338116][ T3104]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  216.338121][ T3104]  __might_resched.cold (kernel/sched/core.c:9234)
[  216.338125][ T3104]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  216.338129][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338133][ T3104]  __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))
[  216.338136][ T3104]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  216.338139][ T3104]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  216.338143][ T3104]  ? 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)
[  216.338145][ T3104]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  216.338146][ T3104]  put_chars (drivers/char/virtio_console.c:1176)
[  216.338149][ T3104]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  216.338150][ T3104]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  216.338154][ T3104]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  216.338157][ T3104]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  216.338159][ T3104]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  216.338161][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338163][ T3104]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  216.338165][ T3104]  console_emit_next_record (kernel/printk/printk.c:3183)
[  216.338167][ T3104]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  216.338169][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338171][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338172][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338174][ T3104]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  216.338176][ T3104]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  216.338178][ T3104]  console_flush_one_record (kernel/printk/printk.c:3268)
[  216.338180][ T3104]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  216.338183][ T3104]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  216.338185][ T3104]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  216.338186][ T3104]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  216.338188][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338189][ T3104]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  216.338191][ T3104]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  216.338192][ T3104]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  216.338194][ T3104]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  216.338196][ T3104]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  216.338198][ T3104]  vprintk_emit (kernel/printk/printk.c:2479)
[  216.338201][ T3104]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  216.338202][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338204][ T3104]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  216.338207][ T3104]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  216.338209][ T3104]  _printk (kernel/printk/printk.c:2504)
[  216.338212][ T3104]  ? snapshot_read.cold (user.c:?)
[  216.338214][ T3104]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[  216.338219][ T3104] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  216.338231][ T3104] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[  216.338239][ T3104] br_device_event (net/bridge/br.c:111) bridge
[  216.338247][ T3104]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[  216.338251][ T3104]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[  216.338253][ T3104]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[  216.338256][ T3104]  notifier_call_chain (kernel/notifier.c:85)
[  216.338259][ T3104]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[  216.338263][ T3104]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  216.338264][ T3104]  ? netif_change_name (net/core/dev.c:1517)
[  216.338267][ T3104]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[  216.338269][ T3104]  ? __kernel_text_address (kernel/extable.c:79)
[  216.338271][ T3104]  ? write_profile (profile.c:?)
[  216.338273][ T3104]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  216.338276][ T3104]  netif_change_flags (net/core/dev.c:9882)
[  216.338278][ T3104]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[  216.338281][ T3104]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  216.338283][ T3104]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  216.338284][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338285][ T3104]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  216.338289][ T3104]  ? kasan_save_stack (mm/kasan/common.c:58)
[  216.338292][ T3104]  ? kasan_save_stack (mm/kasan/common.c:57)
[  216.338294][ T3104]  ? kasan_save_track (mm/kasan/common.c:78)
[  216.338295][ T3104]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  216.338297][ T3104]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  216.338298][ T3104]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  216.338299][ T3104]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  216.338300][ T3104]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  216.338303][ T3104]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  216.338305][ T3104]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  216.338306][ T3104]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  216.338308][ T3104]  ? ___sys_sendmsg (net/socket.c:2767)
[  216.338310][ T3104]  ? __sys_sendmsg (net/socket.c:2799)
[  216.338311][ T3104]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  216.338313][ T3104]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  216.338316][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338317][ T3104]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  216.338319][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338320][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338322][ T3104]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  216.338325][ T3104]  ? __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)
[  216.338327][ T3104]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  216.338328][ T3104]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  216.338330][ T3104]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  216.338332][ T3104]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  216.338334][ T3104]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  216.338336][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338338][ T3104]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  216.338339][ T3104]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  216.338341][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338343][ T3104]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  216.338346][ T3104]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  216.338348][ T3104]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  216.338349][ T3104]  ? __kernel_text_address (kernel/extable.c:79)
[  216.338351][ T3104]  ? write_profile (profile.c:?)
[  216.338352][ T3104]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  216.338353][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338355][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338357][ T3104]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  216.338360][ T3104]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  216.338362][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338364][ T3104]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  216.338365][ T3104]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  216.338366][ T3104]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  216.338368][ T3104]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  216.338369][ T3104]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  216.338372][ T3104]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  216.338373][ T3104]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  216.338374][ T3104]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  216.338376][ T3104]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  216.338377][ T3104]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  216.338380][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338381][ T3104]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  216.338383][ T3104]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  216.338385][ T3104]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  216.338387][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338389][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338390][ T3104]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  216.338392][ T3104]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  216.338394][ T3104]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  216.338396][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338398][ T3104]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  216.338399][ T3104]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  216.338401][ T3104]  ? copy_msghdr_from_user (net/socket.c:2650)
[  216.338403][ T3104]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  216.338404][ T3104]  ? move_addr_to_kernel (net/socket.c:258)
[  216.338406][ T3104]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  216.338408][ T3104]  ___sys_sendmsg (net/socket.c:2767)
[  216.338410][ T3104]  ? copy_msghdr_from_user (net/socket.c:2619)
[  216.338415][ T3104]  __sys_sendmsg (net/socket.c:2799)
[  216.338417][ T3104]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  216.338420][ T3104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.338422][ T3104]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  216.338423][ T3104]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  216.338425][ T3104]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  216.338427][ T3104] RIP: 0033:0x7f218759554e
[  216.338429][ T3104] 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
[  216.338430][ T3104] RSP: 002b:00007fff1603f400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  216.338434][ T3104] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f218759554e
[  216.338436][ T3104] RDX: 0000000000000000 RSI: 00007fff1603f4b0 RDI: 0000000000000005
[  216.338436][ T3104] RBP: 00007fff1603f410 R08: 0000000000000000 R09: 0000000000000000
[  216.338437][ T3104] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915be8


Finger prints:
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
kmem_cache_alloc_noprof:__alloc_object:__create_object:__kmalloc_noprof:put_chars
__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record