======================================
| [    9.211137][  T186] softirqs last disabled at (39352): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [    9.211139][  T186] Preemption disabled at:
| [    9.211140][  T186] 0x0
| [    9.211150][  T186] Tainted: [W]=WARN
[    9.211151][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.211152][  T186] Call Trace:
[    9.211154][  T186]  <TASK>
[    9.211156][  T186]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.211162][  T186]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.211167][  T186]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.211171][  T186]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.211176][  T186]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.211179][  T186]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.211185][  T186]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.211187][  T186]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.211190][  T186]  put_chars (drivers/char/virtio_console.c:1176)
[    9.211193][  T186]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.211195][  T186]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.211200][  T186]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.211205][  T186]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.211211][  T186]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.211213][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.211216][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.211220][  T186]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.211224][  T186]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.211225][  T186]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[    9.211229][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.211231][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.211235][  T186]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.211239][  T186]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.211241][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.211246][  T186]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.211249][  T186]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.211251][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.211253][  T186]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.211257][  T186]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.211259][  T186]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.211262][  T186]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.211266][  T186]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.211269][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.211273][  T186]  _printk (kernel/printk/printk.c:2504)
[    9.211277][  T186]  ? snapshot_read.cold (user.c:?)
[    9.211280][  T186]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.211283][  T186]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.211286][  T186]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.211289][  T186]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.211293][  T186]  ? exit_notify (kernel/exit.c:780)
[    9.211295][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.211298][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.211304][  T186]  do_group_exit (kernel/exit.c:1151)
[    9.211307][  T186]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.211309][  T186]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.211311][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.211314][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.211318][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.211320][  T186] RIP: 0033:0x7ff571df91b8
[    9.211322][  T186] Code: Unable to access opcode bytes at 0x7ff571df918e.

Code starting with the faulting instruction
===========================================
[    9.211323][  T186] RSP: 002b:00007ffced334538 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.211326][  T186] RAX: ffffffffffffffda RBX: 00007ff571f29f88 RCX: 00007ff571df91b8
[    9.211327][  T186] RDX: 00007ff571b43fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.211328][  T186] RBP: 00007ffced334590 R08: 0000000000000000 R09: 0000000000008010
[    9.211329][  T186] R10: 00007ffced334350 R11: 0000000000000246 R12: 0000000000000001
[    9.211330][  T186] R13: 0000000000000000 R14: 00007ff571f28680 R15: 00007ff571f29fa0
| [   11.015685][  T256] softirqs last disabled at (20004): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.015688][  T256] Preemption disabled at:
| [   11.015688][  T256] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.015697][  T256] Tainted: [W]=WARN
[   11.015698][  T256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.015700][  T256] Call Trace:
[   11.015701][  T256]  <TASK>
[   11.015703][  T256]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.015709][  T256]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.015711][  T256]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.015716][  T256]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.015720][  T256]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.015725][  T256]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.015727][  T256]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.015733][  T256]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.015736][  T256]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.015739][  T256]  put_chars (drivers/char/virtio_console.c:1176)
[   11.015741][  T256]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.015746][  T256]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.015749][  T256]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.015752][  T256]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.015754][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.015756][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.015760][  T256]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.015762][  T256]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.015765][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.015769][  T256]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.015773][  T256]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.015776][  T256]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.015778][  T256]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.015781][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.015784][  T256]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.015788][  T256]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.015792][  T256]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.015794][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.015799][  T256]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.015802][  T256]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.015803][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.015806][  T256]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.015809][  T256]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.015811][  T256]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.015814][  T256]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.015818][  T256]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.015821][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.015822][  T256]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.015827][  T256]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.015830][  T256]  _printk (kernel/printk/printk.c:2504)
[   11.015834][  T256]  ? snapshot_read.cold (user.c:?)
[   11.015838][  T256]  ? br_multicast_flood (??:?) bridge
[   11.015850][  T256]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.015851][  T256]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.015853][  T256]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.015857][  T256] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.015867][  T256] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.015876][  T256] new_nbp (net/bridge/br_if.c:449) bridge
[   11.015885][  T256] br_add_if (net/bridge/br_if.c:592) bridge
[   11.015892][  T256]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.015896][  T256]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.015899][  T256]  ? __kernel_text_address (kernel/extable.c:79)
[   11.015902][  T256]  do_set_master (net/core/rtnetlink.c:3071)
[   11.015907][  T256]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.015911][  T256]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.015914][  T256]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.015915][  T256]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.015917][  T256]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.015921][  T256]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.015924][  T256]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.015926][  T256]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.015928][  T256]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.015931][  T256]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.015933][  T256]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.015936][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.015937][  T256]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   11.015940][  T256]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.015945][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.015947][  T256]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.015949][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.015952][  T256]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.015953][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.015955][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.015957][  T256]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.015961][  T256]  ? __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)
[   11.015963][  T256]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.015965][  T256]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.015969][  T256]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.015970][  T256]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.015975][  T256]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.015981][  T256]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.015986][  T256]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.015988][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.015993][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.015995][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.015997][  T256]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.015998][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.016002][  T256]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.016004][  T256]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.016007][  T256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.016009][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.016013][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.016015][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.016019][  T256]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.016021][  T256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.016024][  T256]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.016030][  T256]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.016031][  T256]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.016036][  T256]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.016040][  T256]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.016042][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.016047][  T256]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.016050][  T256]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.016054][  T256]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.016060][  T256]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.016062][  T256]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.016064][  T256]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.016066][  T256]  ? move_addr_to_kernel (net/socket.c:258)
[   11.016073][  T256]  ___sys_sendmsg (net/socket.c:2767)
[   11.016076][  T256]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.016093][  T256]  __sys_sendmsg (net/socket.c:2799)
[   11.016095][  T256]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.016102][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.016106][  T256]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.016108][  T256]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.016111][  T256]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.016113][  T256] RIP: 0033:0x7f708f88054e
[   11.016117][  T256] 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
[   11.016119][  T256] RSP: 002b:00007ffefc57f0f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.016122][  T256] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f708f88054e
[   11.016123][  T256] RDX: 0000000000000000 RSI: 00007ffefc57f1a0 RDI: 0000000000000005
[   11.016124][  T256] RBP: 00007ffefc57f100 R08: 0000000000000000 R09: 0000000000000000
[   11.016125][  T256] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912d76
[   11.016126][  T256] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffefc57f860
| [   13.520154][  T353] softirqs last disabled at (13398): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   13.520156][  T353] Preemption disabled at:
| [   13.520157][  T353] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.520166][  T353] Tainted: [W]=WARN
[   13.520167][  T353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.520169][  T353] Call Trace:
[   13.520171][  T353]  <TASK>
[   13.520172][  T353]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.520179][  T353]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.520181][  T353]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.520185][  T353]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.520190][  T353]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.520195][  T353]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   13.520197][  T353]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.520203][  T353]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.520205][  T353]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.520209][  T353]  put_chars (drivers/char/virtio_console.c:1176)
[   13.520211][  T353]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   13.520213][  T353]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.520216][  T353]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.520221][  T353]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.520223][  T353]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.520227][  T353]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.520229][  T353]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.520231][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.520233][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.520237][  T353]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.520239][  T353]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.520242][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.520245][  T353]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.520249][  T353]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.520253][  T353]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.520254][  T353]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   13.520258][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.520260][  T353]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.520264][  T353]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.520268][  T353]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.520270][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.520275][  T353]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.520278][  T353]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.520280][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.520282][  T353]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.520286][  T353]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.520288][  T353]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.520291][  T353]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.520295][  T353]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.520298][  T353]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.520303][  T353]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.520307][  T353]  _printk (kernel/printk/printk.c:2504)
[   13.520311][  T353]  ? snapshot_read.cold (user.c:?)
[   13.520314][  T353]  ? br_multicast_flood (??:?) bridge
[   13.520327][  T353]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.520329][  T353]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.520330][  T353]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.520334][  T353] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   13.520345][  T353] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   13.520353][  T353] new_nbp (net/bridge/br_if.c:449) bridge
[   13.520362][  T353] br_add_if (net/bridge/br_if.c:592) bridge
[   13.520369][  T353]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   13.520374][  T353]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   13.520377][  T353]  ? __kernel_text_address (kernel/extable.c:79)
[   13.520381][  T353]  do_set_master (net/core/rtnetlink.c:3071)
[   13.520386][  T353]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.520389][  T353]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.520392][  T353]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.520393][  T353]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.520395][  T353]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.520398][  T353]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.520401][  T353]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.520403][  T353]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.520405][  T353]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.520408][  T353]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.520410][  T353]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.520413][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.520415][  T353]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   13.520418][  T353]  ? ___sys_sendmsg (net/socket.c:2757)
[   13.520422][  T353]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.520424][  T353]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.520427][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.520429][  T353]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.520431][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.520432][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.520435][  T353]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.520439][  T353]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   13.520442][  T353]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.520444][  T353]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.520447][  T353]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.520449][  T353]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.520454][  T353]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.520459][  T353]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.520464][  T353]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.520466][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.520471][  T353]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.520473][  T353]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.520475][  T353]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.520477][  T353]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.520480][  T353]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.520482][  T353]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.520485][  T353]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.520487][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.520491][  T353]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.520493][  T353]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.520496][  T353]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.520498][  T353]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.520501][  T353]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.520507][  T353]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.520509][  T353]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.520513][  T353]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.520516][  T353]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.520519][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.520523][  T353]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.520529][  T353]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.520541][  T353]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.520547][  T353]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.520549][  T353]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.520551][  T353]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.520553][  T353]  ? move_addr_to_kernel (net/socket.c:258)
[   13.520560][  T353]  ___sys_sendmsg (net/socket.c:2767)
[   13.520563][  T353]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.520579][  T353]  __sys_sendmsg (net/socket.c:2799)
[   13.520582][  T353]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.520588][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.520591][  T353]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.520594][  T353]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.520597][  T353]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.520599][  T353] RIP: 0033:0x7fa804c4654e
[   13.520603][  T353] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.520605][  T353] RSP: 002b:00007ffff8e30c40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.520608][  T353] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa804c4654e
[   13.520609][  T353] RDX: 0000000000000000 RSI: 00007ffff8e30cf0 RDI: 0000000000000005
[   13.520610][  T353] RBP: 00007ffff8e30c50 R08: 0000000000000000 R09: 0000000000000000
[   13.520611][  T353] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912d79
[   13.520612][  T353] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffff8e313b0
| [   15.537786][    C0]
| [   15.537786][    C0]
| [   15.537786][    C0] stack backtrace:
| [   15.537792][    C0] Tainted: [W]=WARN
[   15.537793][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.537795][    C0] Call Trace:
[   15.537796][    C0]  <IRQ>
[   15.537797][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.537801][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   15.537803][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   15.537806][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   15.537808][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   15.537810][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   15.537812][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.537814][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   15.537816][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.537819][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.537821][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   15.537823][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   15.537824][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   15.537827][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.537828][    C0]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   15.537830][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.537832][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.537834][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.537836][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.537838][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.537840][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.537842][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.537843][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.537845][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.537847][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.537849][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.537851][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.537853][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.537855][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.537857][    C0]  _printk (kernel/printk/printk.c:2504)
[   15.537859][    C0]  ? snapshot_read.cold (user.c:?)
[   15.537860][    C0]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   15.537863][    C0]  ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge
[   15.537870][    C0]  ? idr_get_free (??:?)
[   15.537873][    C0] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge
[   15.537880][    C0]  ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge
[   15.537886][    C0]  ? __allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:612) bridge
[   15.537895][    C0]  ? br_allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:657) bridge
[   15.537902][    C0] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge
[   15.537908][    C0]  ? br_handle_local_finish (net/bridge/br_input.c:265) bridge
[   15.537915][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.537917][    C0]  ? vxlan_rcv (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/vxlan/vxlan_core.c:1804 (discriminator 2)) vxlan
[   15.537922][    C0] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge
[   15.537929][    C0]  ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge
[   15.537936][    C0]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151)
[   15.537939][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.537941][    C0]  ? do_xdp_generic (net/core/dev.c:5732)
[   15.537942][    C0]  ? udpv6_queue_rcv_one_skb (net/ipv6/udp.c:844)
[   15.537946][    C0]  ? udp6_unicast_rcv_skb (net/ipv6/udp.c:1029)
[   15.537947][    C0]  ? ip6_protocol_deliver_rcu (net/ipv6/ip6_input.c:498 (discriminator 54))
[   15.537950][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.537952][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.537954][    C0]  __netif_receive_skb_list_core (net/core/dev.c:6339)
[   15.537956][    C0]  ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1))
[   15.537958][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.537960][    C0]  ? netif_receive_skb_list_internal (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/core/dev.c:6482 (discriminator 2))
[   15.537962][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.537964][    C0]  netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497)
[   15.537966][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.537967][    C0]  ? process_backlog (net/core/dev.c:6752 (discriminator 28))
[   15.537969][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.537970][    C0]  ? validate_chain (kernel/locking/lockdep.c:154 (discriminator 5) kernel/locking/lockdep.c:202 (discriminator 5) kernel/locking/lockdep.c:3329 (discriminator 5) kernel/locking/lockdep.c:3924 (discriminator 5))
[   15.537972][    C0]  ? dev_gro_receive (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/core/gro.c:533 (discriminator 2))
[   15.537973][    C0]  ? dev_gro_receive (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/core/gro.c:572)
[   15.537975][    C0]  gro_receive_skb (./include/net/gro.h:523 ./include/net/gro.h:543 net/core/gro.c:617 net/core/gro.c:647)
[   15.537977][    C0]  gro_cell_poll (./include/linux/netdevice.h:4346 net/core/gro_cells.c:71)
[   15.537980][    C0]  __napi_poll (net/core/dev.c:7787)
[   15.537982][    C0]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   15.537984][    C0]  ? __napi_poll (./include/net/gro.h:507)
[   15.537986][    C0]  ? __print_lock_name (kernel/locking/lockdep.c:735)
[   15.537989][    C0]  ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1))
[   15.537992][    C0]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   15.537993][    C0]  handle_softirqs (kernel/softirq.c:645)
[   15.537995][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.537997][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   15.537999][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   15.538000][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   15.538002][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   15.538003][    C0]  </IRQ>
[   15.538004][    C0]  <TASK>
[   15.538005][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   15.538006][    C0] RIP: 0010:lock_acquire.part.0 (./arch/x86/include/asm/irqflags.h:158 (discriminator 1) kernel/locking/lockdep.c:5912 (discriminator 1))
[   15.538008][    C0] Code: ff 65 0f c1 05 ff a7 38 04 83 f8 01 4c 8b 14 24 0f 85 35 01 00 00 9c 58 f6 c4 02 0f 85 52 01 00 00 4d 85 d2 0f 85 1b 01 00 00 <48> 8b 44 24 30 65 48 2b 05 d1 62 38 04 0f 85 48 01 00 00 48 83 c4
All code
========
   0:	ff 65 0f             	jmp    *0xf(%rbp)
   3:	c1 05 ff a7 38 04 83 	roll   $0x83,0x438a7ff(%rip)        # 0x438a809
   a:	f8                   	clc
   b:	01 4c 8b 14          	add    %ecx,0x14(%rbx,%rcx,4)
   f:	24 0f                	and    $0xf,%al
  11:	85 35 01 00 00 9c    	test   %esi,-0x63ffffff(%rip)        # 0xffffffff9c000018
  17:	58                   	pop    %rax
  18:	f6 c4 02             	test   $0x2,%ah
  1b:	0f 85 52 01 00 00    	jne    0x173
  21:	4d 85 d2             	test   %r10,%r10
  24:	0f 85 1b 01 00 00    	jne    0x145
  2a:*	48 8b 44 24 30       	mov    0x30(%rsp),%rax		<-- trapping instruction
  2f:	65 48 2b 05 d1 62 38 	sub    %gs:0x43862d1(%rip),%rax        # 0x4386308
  36:	04 
  37:	0f 85 48 01 00 00    	jne    0x185
  3d:	48                   	rex.W
  3e:	83                   	.byte 0x83
  3f:	c4                   	.byte 0xc4

Code starting with the faulting instruction
===========================================
   0:	48 8b 44 24 30       	mov    0x30(%rsp),%rax
   5:	65 48 2b 05 d1 62 38 	sub    %gs:0x43862d1(%rip),%rax        # 0x43862de
   c:	04 
   d:	0f 85 48 01 00 00    	jne    0x15b
  13:	48                   	rex.W
  14:	83                   	.byte 0x83
  15:	c4                   	.byte 0xc4
[   15.538011][    C0] RSP: 0018:ffa00000007d7270 EFLAGS: 00000206
[   15.538013][    C0] RAX: 0000000000000046 RBX: 0000000000000000 RCX: 89557283dc3fc54f
[   15.538014][    C0] RDX: 0000000000000000 RSI: ffffffff8d221b20 RDI: ffffffff8cc8d8e0
[   15.538015][    C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ff1100000c855248
[   15.538016][    C0] R10: 0000000000000200 R11: 0000000000000001 R12: ffffffff8d780b00
[   15.538017][    C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   15.538019][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.538021][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.538023][    C0]  unwind_next_frame (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   15.538024][    C0]  ? unwind_next_frame (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   15.538026][    C0]  ? __create_object (mm/kmemleak.c:801)
[   15.538028][    C0]  ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55)
[   15.538029][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.538031][    C0]  ? __unwind_start (arch/x86/kernel/unwind_orc.c:787)
[   15.538032][    C0]  ? write_profile (profile.c:?)
[   15.538034][    C0]  arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   15.538036][    C0]  ? __create_object (mm/kmemleak.c:801)
[   15.538038][    C0]  stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.538040][    C0]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   15.538041][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   15.538043][    C0]  kasan_save_stack (mm/kasan/common.c:57)
[   15.538045][    C0]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.538047][    C0]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.538048][    C0]  ? __kasan_slab_alloc (mm/kasan/common.c:340 mm/kasan/common.c:366)
[   15.538049][    C0]  ? kmem_cache_alloc_noprof (./include/linux/kasan.h:253 mm/slub.c:4683 mm/slub.c:4996 mm/slub.c:5010)
[   15.538051][    C0]  ? __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   15.538052][    C0]  ? __create_object (mm/kmemleak.c:801)
[   15.538058][    C0]  kasan_save_track (mm/kasan/common.c:78)
[   15.538059][    C0]  __kasan_slab_alloc (mm/kasan/common.c:340 mm/kasan/common.c:366)
[   15.538061][    C0]  kmem_cache_alloc_noprof (./include/linux/kasan.h:253 mm/slub.c:4683 mm/slub.c:4996 mm/slub.c:5010)
[   15.538063][    C0]  ? __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   15.538065][    C0]  __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   15.538067][    C0]  __create_object (mm/kmemleak.c:801)
[   15.538068][    C0]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.538070][    C0]  kmem_cache_alloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5010)
[   15.538072][    C0]  ? __vma_start_write (mm/mmap_lock.c:163)
[   15.538073][    C0]  ? vm_area_dup (mm/vma_init.c:128 (discriminator 7))
[   15.538075][    C0]  vm_area_dup (mm/vma_init.c:128 (discriminator 7))
[   15.538077][    C0]  dup_mmap (mm/mmap.c:1763)
[   15.538080][    C0]  ? mmap_read_lock_maybe_expand (./include/linux/rwsem.h:221 (discriminator 1))
[   15.538082][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.538083][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.538085][    C0]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.538087][    C0]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.538089][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.538091][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.538093][    C0]  ? copy_process (kernel/fork.c:1542 kernel/fork.c:1595 kernel/fork.c:2307)
[   15.538094][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.538097][    C0]  copy_process (kernel/fork.c:1543 kernel/fork.c:1595 kernel/fork.c:2307)
[   15.538100][    C0]  ? pidfd_prepare (./include/linux/list.h:1037 (discriminator 3) ./include/linux/pid.h:98 (discriminator 3) kernel/fork.c:1936 (discriminator 3))
[   15.538102][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.538104][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.538106][    C0]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.538107][    C0]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.538109][    C0]  kernel_clone (kernel/fork.c:2766)
[   15.538110][    C0]  ? create_io_thread (kernel/fork.c:2704)
[   15.538113][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.538115][    C0]  __do_sys_clone (kernel/fork.c:2908)
[   15.538116][    C0]  ? kernel_clone (./include/trace/events/sched.h:396 (discriminator 19))
[   15.538119][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.538121][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.538124][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.538125][    C0]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.538126][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.538128][    C0] RIP: 0033:0x7fc11b729126
[   15.538130][    C0] Code: 7d e0 e8 7d af f5 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 5a 89 c3 85 c0 75 2f 64 48 8b 04 25 10 00 00
All code
========
   0:	7d e0                	jge    0xffffffffffffffe2
   2:	e8 7d af f5 ff       	call   0xfffffffffff5af84
   7:	45 31 c0             	xor    %r8d,%r8d
   a:	31 d2                	xor    %edx,%edx
   c:	31 f6                	xor    %esi,%esi
   e:	64 48 8b 04 25 10 00 	mov    %fs:0x10,%rax
  15:	00 00 
  17:	bf 11 00 20 01       	mov    $0x1200011,%edi
  1c:	4c 8d 90 d0 02 00 00 	lea    0x2d0(%rax),%r10
  23:	b8 38 00 00 00       	mov    $0x38,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 5a                	ja     0x8c
  32:	89 c3                	mov    %eax,%ebx
  34:	85 c0                	test   %eax,%eax
  36:	75 2f                	jne    0x67
  38:	64                   	fs
  39:	48                   	rex.W
  3a:	8b                   	.byte 0x8b
  3b:	04 25                	add    $0x25,%al
  3d:	10 00                	adc    %al,(%rax)
	...

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 5a                	ja     0x62
   8:	89 c3                	mov    %eax,%ebx
   a:	85 c0                	test   %eax,%eax
   c:	75 2f                	jne    0x3d
   e:	64                   	fs
   f:	48                   	rex.W
  10:	8b                   	.byte 0x8b
  11:	04 25                	add    $0x25,%al
  13:	10 00                	adc    %al,(%rax)
	...
[   15.538131][    C0] RSP: 002b:00007fff4a211ba0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[   15.538133][    C0] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fc11b729126
[   15.538134][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
[   15.538135][    C0] RBP: 00007fff4a211bc0 R08: 0000000000000000 R09: 0000000000000020
[   15.538135][    C0] R10: 00007fc11b667e50 R11: 0000000000000246 R12: 0000560cd40d9810
[   15.538136][    C0] R13: 0000000000000006 R14: 0000000000000000 R15: 0000560cd3fc9560
| [   15.538154][    C0] softirqs last disabled at (228259): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   15.538155][    C0] Preemption disabled at:
| [   15.538156][    C0] handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1))
| [   15.538160][    C0] Tainted: [W]=WARN
[   15.538161][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.538161][    C0] Call Trace:
[   15.538162][    C0]  <IRQ>
[   15.538162][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.538165][    C0]  ? handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1))
[   15.538166][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.538169][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.538172][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.538174][    C0]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   15.538176][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.538177][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.538179][    C0]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.538180][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.538182][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   15.538184][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.538186][    C0]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   15.538187][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.538189][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5208)
[   15.538191][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.538192][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   15.538194][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.538196][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.538198][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.538200][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.538202][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.538203][    C0]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   15.538205][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.538207][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.538209][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.538211][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.538213][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.538215][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.538217][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.538218][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.538220][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.538222][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.538223][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.538225][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.538227][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.538229][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.538231][    C0]  _printk (kernel/printk/printk.c:2504)
[   15.538233][    C0]  ? snapshot_read.cold (user.c:?)
[   15.538235][    C0]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   15.538237][    C0]  ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge
[   15.538243][    C0]  ? idr_get_free (??:?)
[   15.538246][    C0] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge
[   15.538253][    C0]  ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge
[   15.538259][    C0]  ? __allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:612) bridge
[   15.538266][    C0]  ? br_allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:657) bridge
[   15.538272][    C0] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge
[   15.538279][    C0]  ? br_handle_local_finish (net/bridge/br_input.c:265) bridge
[   15.538285][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.538287][    C0]  ? vxlan_rcv (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/vxlan/vxlan_core.c:1804 (discriminator 2)) vxlan
[   15.538291][    C0] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge
[   15.538297][    C0]  ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge
[   15.538307][    C0]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151)
[   15.538310][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.538312][    C0]  ? do_xdp_generic (net/core/dev.c:5732)
[   15.538314][    C0]  ? udpv6_queue_rcv_one_skb (net/ipv6/udp.c:844)
[   15.538315][    C0]  ? udp6_unicast_rcv_skb (net/ipv6/udp.c:1029)
[   15.538317][    C0]  ? ip6_protocol_deliver_rcu (net/ipv6/ip6_input.c:498 (discriminator 54))
[   15.538319][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.538320][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.538322][    C0]  __netif_receive_skb_list_core (net/core/dev.c:6339)
[   15.538325][    C0]  ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1))
[   15.538326][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.538328][    C0]  ? netif_receive_skb_list_internal (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/core/dev.c:6482 (discriminator 2))
[   15.538330][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.538332][    C0]  netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497)
[   15.538334][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.538335][    C0]  ? process_backlog (net/core/dev.c:6752 (discriminator 28))
[   15.538337][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.538338][    C0]  ? validate_chain (kernel/locking/lockdep.c:154 (discriminator 5) kernel/locking/lockdep.c:202 (discriminator 5) kernel/locking/lockdep.c:3329 (discriminator 5) kernel/locking/lockdep.c:3924 (discriminator 5))
[   15.538340][    C0]  ? dev_gro_receive (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/core/gro.c:533 (discriminator 2))
[   15.538341][    C0]  ? dev_gro_receive (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/core/gro.c:572)
[   15.538343][    C0]  gro_receive_skb (./include/net/gro.h:523 ./include/net/gro.h:543 net/core/gro.c:617 net/core/gro.c:647)
[   15.538345][    C0]  gro_cell_poll (./include/linux/netdevice.h:4346 net/core/gro_cells.c:71)
[   15.538347][    C0]  __napi_poll (net/core/dev.c:7787)
[   15.538349][    C0]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   15.538352][    C0]  ? __napi_poll (./include/net/gro.h:507)
[   15.538353][    C0]  ? __print_lock_name (kernel/locking/lockdep.c:735)
[   15.538356][    C0]  ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1))
[   15.538358][    C0]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   15.538360][    C0]  handle_softirqs (kernel/softirq.c:645)
[   15.538362][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.538363][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   15.538365][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   15.538366][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   15.538368][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   15.538369][    C0]  </IRQ>
[   15.538370][    C0]  <TASK>
[   15.538371][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   15.538372][    C0] RIP: 0010:lock_acquire.part.0 (./arch/x86/include/asm/irqflags.h:158 (discriminator 1) kernel/locking/lockdep.c:5912 (discriminator 1))
[   15.538374][    C0] Code: ff 65 0f c1 05 ff a7 38 04 83 f8 01 4c 8b 14 24 0f 85 35 01 00 00 9c 58 f6 c4 02 0f 85 52 01 00 00 4d 85 d2 0f 85 1b 01 00 00 <48> 8b 44 24 30 65 48 2b 05 d1 62 38 04 0f 85 48 01 00 00 48 83 c4
All code
========
   0:	ff 65 0f             	jmp    *0xf(%rbp)
   3:	c1 05 ff a7 38 04 83 	roll   $0x83,0x438a7ff(%rip)        # 0x438a809
   a:	f8                   	clc
   b:	01 4c 8b 14          	add    %ecx,0x14(%rbx,%rcx,4)
   f:	24 0f                	and    $0xf,%al
  11:	85 35 01 00 00 9c    	test   %esi,-0x63ffffff(%rip)        # 0xffffffff9c000018
  17:	58                   	pop    %rax
  18:	f6 c4 02             	test   $0x2,%ah
  1b:	0f 85 52 01 00 00    	jne    0x173
  21:	4d 85 d2             	test   %r10,%r10
  24:	0f 85 1b 01 00 00    	jne    0x145
  2a:*	48 8b 44 24 30       	mov    0x30(%rsp),%rax		<-- trapping instruction
  2f:	65 48 2b 05 d1 62 38 	sub    %gs:0x43862d1(%rip),%rax        # 0x4386308
  36:	04 
  37:	0f 85 48 01 00 00    	jne    0x185
  3d:	48                   	rex.W
  3e:	83                   	.byte 0x83
  3f:	c4                   	.byte 0xc4

Code starting with the faulting instruction
===========================================
   0:	48 8b 44 24 30       	mov    0x30(%rsp),%rax
   5:	65 48 2b 05 d1 62 38 	sub    %gs:0x43862d1(%rip),%rax        # 0x43862de
   c:	04 
   d:	0f 85 48 01 00 00    	jne    0x15b
  13:	48                   	rex.W
  14:	83                   	.byte 0x83
  15:	c4                   	.byte 0xc4
[   15.538375][    C0] RSP: 0018:ffa00000007d7270 EFLAGS: 00000206
[   15.538376][    C0] RAX: 0000000000000046 RBX: 0000000000000000 RCX: 89557283dc3fc54f
[   15.538376][    C0] RDX: 0000000000000000 RSI: ffffffff8d221b20 RDI: ffffffff8cc8d8e0
[   15.538377][    C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ff1100000c855248
[   15.538378][    C0] R10: 0000000000000200 R11: 0000000000000001 R12: ffffffff8d780b00
[   15.538379][    C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   15.538381][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.538383][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.538384][    C0]  unwind_next_frame (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   15.538386][    C0]  ? unwind_next_frame (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   15.538387][    C0]  ? __create_object (mm/kmemleak.c:801)
[   15.538389][    C0]  ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55)
[   15.538390][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.538392][    C0]  ? __unwind_start (arch/x86/kernel/unwind_orc.c:787)
[   15.538393][    C0]  ? write_profile (profile.c:?)
[   15.538395][    C0]  arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   15.538397][    C0]  ? __create_object (mm/kmemleak.c:801)
[   15.538399][    C0]  stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.538401][    C0]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   15.538402][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   15.538404][    C0]  kasan_save_stack (mm/kasan/common.c:57)
[   15.538406][    C0]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.538408][    C0]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.538409][    C0]  ? __kasan_slab_alloc (mm/kasan/common.c:340 mm/kasan/common.c:366)
[   15.538410][    C0]  ? kmem_cache_alloc_noprof (./include/linux/kasan.h:253 mm/slub.c:4683 mm/slub.c:4996 mm/slub.c:5010)
[   15.538412][    C0]  ? __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   15.538413][    C0]  ? __create_object (mm/kmemleak.c:801)
[   15.538419][    C0]  kasan_save_track (mm/kasan/common.c:78)
[   15.538420][    C0]  __kasan_slab_alloc (mm/kasan/common.c:340 mm/kasan/common.c:366)
[   15.538422][    C0]  kmem_cache_alloc_noprof (./include/linux/kasan.h:253 mm/slub.c:4683 mm/slub.c:4996 mm/slub.c:5010)
[   15.538424][    C0]  ? __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   15.538426][    C0]  __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   15.538428][    C0]  __create_object (mm/kmemleak.c:801)
[   15.538429][    C0]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.538431][    C0]  kmem_cache_alloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5010)
[   15.538433][    C0]  ? __vma_start_write (mm/mmap_lock.c:163)
[   15.538434][    C0]  ? vm_area_dup (mm/vma_init.c:128 (discriminator 7))
[   15.538436][    C0]  vm_area_dup (mm/vma_init.c:128 (discriminator 7))
[   15.538438][    C0]  dup_mmap (mm/mmap.c:1763)
[   15.538440][    C0]  ? mmap_read_lock_maybe_expand (./include/linux/rwsem.h:221 (discriminator 1))
[   15.538442][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.538444][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.538445][    C0]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.538447][    C0]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.538449][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.538451][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.538452][    C0]  ? copy_process (kernel/fork.c:1542 kernel/fork.c:1595 kernel/fork.c:2307)
[   15.538454][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.538456][    C0]  copy_process (kernel/fork.c:1543 kernel/fork.c:1595 kernel/fork.c:2307)
[   15.538459][    C0]  ? pidfd_prepare (./include/linux/list.h:1037 (discriminator 3) ./include/linux/pid.h:98 (discriminator 3) kernel/fork.c:1936 (discriminator 3))
[   15.538461][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.538463][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.538465][    C0]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.538466][    C0]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.538468][    C0]  kernel_clone (kernel/fork.c:2766)
[   15.538470][    C0]  ? create_io_thread (kernel/fork.c:2704)
[   15.538472][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.538474][    C0]  __do_sys_clone (kernel/fork.c:2908)
[   15.538475][    C0]  ? kernel_clone (./include/trace/events/sched.h:396 (discriminator 19))
[   15.538478][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.538480][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.538481][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.538482][    C0]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.538484][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.538485][    C0] RIP: 0033:0x7fc11b729126
[   15.538486][    C0] Code: 7d e0 e8 7d af f5 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 5a 89 c3 85 c0 75 2f 64 48 8b 04 25 10 00 00
All code
========
   0:	7d e0                	jge    0xffffffffffffffe2
   2:	e8 7d af f5 ff       	call   0xfffffffffff5af84
   7:	45 31 c0             	xor    %r8d,%r8d
   a:	31 d2                	xor    %edx,%edx
   c:	31 f6                	xor    %esi,%esi
   e:	64 48 8b 04 25 10 00 	mov    %fs:0x10,%rax
  15:	00 00 
  17:	bf 11 00 20 01       	mov    $0x1200011,%edi
  1c:	4c 8d 90 d0 02 00 00 	lea    0x2d0(%rax),%r10
  23:	b8 38 00 00 00       	mov    $0x38,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 5a                	ja     0x8c
  32:	89 c3                	mov    %eax,%ebx
  34:	85 c0                	test   %eax,%eax
  36:	75 2f                	jne    0x67
  38:	64                   	fs
  39:	48                   	rex.W
  3a:	8b                   	.byte 0x8b
  3b:	04 25                	add    $0x25,%al
  3d:	10 00                	adc    %al,(%rax)
	...

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 5a                	ja     0x62
   8:	89 c3                	mov    %eax,%ebx
   a:	85 c0                	test   %eax,%eax
   c:	75 2f                	jne    0x3d
   e:	64                   	fs
   f:	48                   	rex.W
  10:	8b                   	.byte 0x8b
  11:	04 25                	add    $0x25,%al
  13:	10 00                	adc    %al,(%rax)
	...
[   15.538487][    C0] RSP: 002b:00007fff4a211ba0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[   15.538488][    C0] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fc11b729126
[   15.538489][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
[   15.538490][    C0] RBP: 00007fff4a211bc0 R08: 0000000000000000 R09: 0000000000000020
[   15.538490][    C0] R10: 00007fc11b667e50 R11: 0000000000000246 R12: 0000560cd40d9810
[   15.538491][    C0] R13: 0000000000000006 R14: 0000000000000000 R15: 0000560cd3fc9560
| [   31.189310][   T12] softirqs last disabled at (36366): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [   31.189312][   T12] Preemption disabled at:
| [   31.189313][   T12] vprintk_emit (kernel/printk/printk.c:2471)
| [   31.189325][   T12] Tainted: [W]=WARN
[   31.189326][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.189327][   T12] Workqueue: netns cleanup_net
[   31.189333][   T12] Call Trace:
[   31.189335][   T12]  <TASK>
[   31.189336][   T12]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   31.189342][   T12]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   31.189344][   T12]  __might_resched.cold (kernel/sched/core.c:9234)
[   31.189347][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   31.189350][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.189354][   T12]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   31.189358][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   31.189360][   T12]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.189364][   T12]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   31.189366][   T12]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.189368][   T12]  put_chars (drivers/char/virtio_console.c:1176)
[   31.189369][   T12]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   31.189371][   T12]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   31.189373][   T12]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   31.189375][   T12]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   31.189379][   T12]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   31.189380][   T12]  ? 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)
[   31.189381][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   31.189383][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.189385][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.189386][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.189389][   T12]  console_emit_next_record (kernel/printk/printk.c:3183)
[   31.189391][   T12]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   31.189393][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.189395][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.189396][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.189398][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.189400][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   31.189402][   T12]  console_flush_one_record (kernel/printk/printk.c:3268)
[   31.189404][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   31.189407][   T12]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   31.189408][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.189410][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   31.189411][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.189413][   T12]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   31.189414][   T12]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   31.189416][   T12]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   31.189418][   T12]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   31.189420][   T12]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   31.189422][   T12]  vprintk_emit (kernel/printk/printk.c:2479)
[   31.189424][   T12]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   31.189426][   T12]  ? process_one_work (kernel/workqueue.c:3387)
[   31.189428][   T12]  ? kthread (kernel/kthread.c:436)
[   31.189430][   T12]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[   31.189433][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   31.189435][   T12]  _printk (kernel/printk/printk.c:2504)
[   31.189438][   T12]  ? snapshot_read.cold (user.c:?)
[   31.189440][   T12]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   31.189443][   T12]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   31.189445][   T12]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   31.189447][   T12]  ? netdev_notice (net/core/dev.c:13194)
[   31.189449][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.189451][   T12]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   31.189452][   T12]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   31.189455][   T12]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   31.189456][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.189459][   T12]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   31.189462][   T12]  dev_set_allmulti (net/core/dev_api.c:315)
[   31.189464][   T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   31.189478][   T12] br_dev_delete (net/bridge/br_if.c:387) bridge
[   31.189486][   T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[   31.189493][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[   31.189495][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[   31.189497][   T12]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   31.189500][   T12]  cleanup_net (net/core/net_namespace.c:706)
[   31.189502][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.189504][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.189506][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.189508][   T12]  process_one_work (kernel/workqueue.c:3387)
[   31.189511][   T12]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   31.189512][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.189515][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   31.189517][   T12]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   31.189520][   T12]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   31.189521][   T12]  kthread (kernel/kthread.c:436)
[   31.189523][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.189525][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   31.189527][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.189530][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   31.189533][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.189536][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)


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