======================================
| [    9.394757][  T212] softirqs last disabled at (48769): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.394759][  T212] Preemption disabled at:
| [    9.394760][  T212] 0x0
| [    9.394769][  T212] Tainted: [W]=WARN
[    9.394770][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.394772][  T212] Call Trace:
[    9.394773][  T212]  <TASK>
[    9.394775][  T212]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.394781][  T212]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.394786][  T212]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.394790][  T212]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.394794][  T212]  __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))
[    9.394796][  T212]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.394802][  T212]  ? 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)
[    9.394805][  T212]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.394809][  T212]  put_chars (drivers/char/virtio_console.c:1176)
[    9.394811][  T212]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.394812][  T212]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.394815][  T212]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.394821][  T212]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.394828][  T212]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.394831][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.394833][  T212]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.394837][  T212]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.394841][  T212]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.394843][  T212]  ? 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))
[    9.394846][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.394847][  T212]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.394851][  T212]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.394855][  T212]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.394857][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.394862][  T212]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.394865][  T212]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.394867][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.394869][  T212]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[    9.394872][  T212]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.394874][  T212]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.394876][  T212]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.394879][  T212]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.394882][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.394886][  T212]  _printk (kernel/printk/printk.c:2504)
[    9.394889][  T212]  ? snapshot_read.cold (user.c:?)
[    9.394892][  T212]  ? 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)
[    9.394895][  T212]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.394898][  T212]  ? 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)
[    9.394901][  T212]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.394905][  T212]  ? exit_notify (kernel/exit.c:780)
[    9.394906][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.394909][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.394912][  T212]  do_group_exit (kernel/exit.c:1151)
[    9.394915][  T212]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.394917][  T212]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.394919][  T212]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.394923][  T212]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.394926][  T212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.394928][  T212] RIP: 0033:0x7f6de920b1b8
[    9.394930][  T212] Code: Unable to access opcode bytes at 0x7f6de920b18e.

Code starting with the faulting instruction
===========================================
[    9.394930][  T212] RSP: 002b:00007ffff9c6abc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.394933][  T212] RAX: ffffffffffffffda RBX: 00007f6de933bf88 RCX: 00007f6de920b1b8
[    9.394934][  T212] RDX: 00007f6de8f55fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.394935][  T212] RBP: 00007ffff9c6ac20 R08: 0000000000000000 R09: 0000000000008010
[    9.394936][  T212] R10: 00007ffff9c6a9e0 R11: 0000000000000246 R12: 0000000000000001
[    9.394936][  T212] R13: 0000000000000000 R14: 00007f6de933a680 R15: 00007f6de933bfa0
| [   10.785887][  T279] softirqs last disabled at (22378): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   10.785889][  T279] Preemption disabled at:
| [   10.785890][  T279] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.785897][  T279] Tainted: [W]=WARN
[   10.785898][  T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.785900][  T279] Call Trace:
[   10.785901][  T279]  <TASK>
[   10.785903][  T279]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.785908][  T279]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.785910][  T279]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.785914][  T279]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.785918][  T279]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.785922][  T279]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.785924][  T279]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.785930][  T279]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.785933][  T279]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.785937][  T279]  put_chars (drivers/char/virtio_console.c:1176)
[   10.785939][  T279]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.785945][  T279]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.785952][  T279]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.785955][  T279]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.785960][  T279]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.785964][  T279]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.785965][  T279]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.785969][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.785971][  T279]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.785975][  T279]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.785979][  T279]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.785981][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.785986][  T279]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.785989][  T279]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.785991][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.785993][  T279]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   10.785996][  T279]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.785998][  T279]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.786001][  T279]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.786003][  T279]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.786006][  T279]  ? save_trace (kernel/locking/lockdep.c:589)
[   10.786010][  T279]  _printk (kernel/printk/printk.c:2504)
[   10.786013][  T279]  ? snapshot_read.cold (user.c:?)
[   10.786017][  T279]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   10.786019][  T279]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   10.786023][  T279]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   10.786025][  T279]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.786027][  T279]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   10.786030][  T279]  ? netdev_notice (net/core/dev.c:13194)
[   10.786033][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.786035][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.786038][  T279]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   10.786041][  T279]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.786043][  T279]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   10.786045][  T279]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   10.786051][  T279]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   10.786053][  T279]  ? __kernel_text_address (kernel/extable.c:79)
[   10.786056][  T279]  ? write_profile (profile.c:?)
[   10.786059][  T279]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   10.786065][  T279]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.786068][  T279]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   10.786070][  T279]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   10.786071][  T279]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.786074][  T279]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.786077][  T279]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.786079][  T279]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.786081][  T279]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.786083][  T279]  ? kasan_save_stack (mm/kasan/common.c:58)
[   10.786085][  T279]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.786086][  T279]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.786088][  T279]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.786090][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.786092][  T279]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   10.786094][  T279]  ? ___sys_sendmsg (net/socket.c:2758)
[   10.786098][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.786100][  T279]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.786102][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.786104][  T279]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.786106][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.786107][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.786108][  T279]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   10.786111][  T279]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   10.786113][  T279]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.786117][  T279]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.786120][  T279]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   10.786121][  T279]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.786126][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.786129][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   10.786134][  T279]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   10.786139][  T279]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.786141][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.786145][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.786147][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.786149][  T279]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.786150][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.786154][  T279]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.786156][  T279]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.786159][  T279]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.786160][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.786165][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.786167][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.786170][  T279]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   10.786173][  T279]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.786176][  T279]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.786182][  T279]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.786184][  T279]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.786188][  T279]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.786192][  T279]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.786195][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.786199][  T279]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   10.786202][  T279]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   10.786206][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.786208][  T279]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   10.786213][  T279]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   10.786216][  T279]  ____sys_sendmsg (net/socket.c:2713)
[   10.786218][  T279]  ? copy_msghdr_from_user (net/socket.c:2650)
[   10.786220][  T279]  ? sock_write_iter (net/socket.c:1269)
[   10.786222][  T279]  ? move_addr_to_kernel (net/socket.c:258)
[   10.786229][  T279]  ___sys_sendmsg (net/socket.c:2767)
[   10.786231][  T279]  ? copy_msghdr_from_user (net/socket.c:2619)
[   10.786247][  T279]  __sys_sendmsg (net/socket.c:2799)
[   10.786250][  T279]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   10.786256][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.786259][  T279]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.786262][  T279]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.786264][  T279]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.786266][  T279] RIP: 0033:0x7f556051e54e
[   10.786270][  T279] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.786272][  T279] RSP: 002b:00007ffdb01e2820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.786274][  T279] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f556051e54e
[   10.786276][  T279] RDX: 0000000000000000 RSI: 00007ffdb01e28d0 RDI: 0000000000000005
[   10.786276][  T279] RBP: 00007ffdb01e2830 R08: 0000000000000000 R09: 0000000000000000
[   10.786277][  T279] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bf7a
[   10.786278][  T279] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdb01e2fa0
| [   13.996557][    C0]
| [   13.996557][    C0]
| [   13.996557][    C0] stack backtrace:
| [   13.996562][    C0] Tainted: [W]=WARN
[   13.996563][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.996565][    C0] Call Trace:
[   13.996566][    C0]  <IRQ>
[   13.996567][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.996571][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   13.996573][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   13.996575][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[   13.996578][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   13.996579][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   13.996581][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   13.996583][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.996585][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   13.996587][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.996589][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.996591][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   13.996593][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   13.996594][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   13.996596][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.996598][    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))
[   13.996600][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.996601][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.996603][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.996605][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.996607][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.996609][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.996611][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.996613][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.996614][    C0]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   13.996616][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.996618][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.996619][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.996620][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.996622][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   13.996624][    C0]  _printk (kernel/printk/printk.c:2504)
[   13.996625][    C0]  ? snapshot_read.cold (user.c:?)
[   13.996627][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   13.996629][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.996631][    C0]  clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10))
[   13.996632][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   13.996634][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   13.996636][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   13.996638][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   13.996639][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   13.996643][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.996644][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.996646][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.996647][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   13.996649][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   13.996651][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   13.996653][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.996656][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.996658][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   13.996660][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   13.996662][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.996664][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.996666][    C0]  handle_softirqs (kernel/softirq.c:645)
[   13.996671][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.996673][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   13.996675][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   13.996677][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   13.996678][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   13.996680][    C0]  </IRQ>
[   13.996680][    C0]  <TASK>
[   13.996681][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   13.996682][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   13.996684][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   13.996686][    C0] Code: 48 8b 3d 94 82 68 02 e8 1f 00 00 00 48 2b 05 58 d3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 06 0e 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 82 68 02 	mov    0x2688294(%rip),%rdi        # 0x268829b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 d3 a0 00 	sub    0xa0d358(%rip),%rax        # 0xa0d36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 06 0e 00 	verw   0xe0613(%rip)        # 0xe063b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   13.996688][    C0] RSP: 0018:ffffffffa1607cf8 EFLAGS: 00000296
[   13.996689][    C0] RAX: 000000000007b5e1 RBX: ffffffffa1630600 RCX: ffffffff9dd06247
[   13.996691][    C0] RDX: ffffffffa1630600 RSI: ffffffffa0f11011 RDI: ffffffffa08949e0
[   13.996692][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   13.996692][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff42c0fa2
[   13.996693][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   13.996695][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   13.996697][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.996698][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   13.996700][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   13.996701][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   13.996703][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   13.996704][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   13.996707][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.996708][    C0]  do_idle (kernel/sched/idle.c:355)
[   13.996710][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   13.996711][    C0]  rest_init (init/main.c:727)
[   13.996713][    C0]  ? __cpuidle_text_end (??:?)
[   13.996715][    C0]  ? rest_init (init/main.c:727)
[   13.996717][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   13.996720][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   13.996722][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   13.996724][    C0]  start_kernel (init/main.c:1185)
[   13.996725][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   13.996727][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   13.996729][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   13.996746][    C0] softirqs last disabled at (505315): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.996748][    C0] Preemption disabled at:
| [   13.996748][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   13.996753][    C0] Tainted: [W]=WARN
[   13.996753][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.996754][    C0] Call Trace:
[   13.996755][    C0]  <IRQ>
[   13.996755][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.996757][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   13.996759][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.996762][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.996765][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.996766][    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))
[   13.996768][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.996769][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.996771][    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)
[   13.996773][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.996776][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   13.996777][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.996779][    C0]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   13.996781][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.996784][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.996786][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.996787][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.996788][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.996791][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.996792][    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))
[   13.996794][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.996795][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.996797][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.996799][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.996801][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.996803][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.996805][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.996807][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.996808][    C0]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   13.996810][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.996811][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.996813][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.996814][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.996816][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   13.996818][    C0]  _printk (kernel/printk/printk.c:2504)
[   13.996819][    C0]  ? snapshot_read.cold (user.c:?)
[   13.996821][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   13.996822][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.996825][    C0]  clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10))
[   13.996826][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   13.996828][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   13.996829][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   13.996831][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   13.996833][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   13.996834][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.996836][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.996838][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.996839][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   13.996841][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   13.996843][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   13.996845][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.996847][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.996850][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   13.996852][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   13.996853][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.996855][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.996856][    C0]  handle_softirqs (kernel/softirq.c:645)
[   13.996858][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.996859][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   13.996861][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   13.996863][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   13.996864][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   13.996866][    C0]  </IRQ>
[   13.996866][    C0]  <TASK>
[   13.996867][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   13.996868][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   13.996870][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   13.996871][    C0] Code: 48 8b 3d 94 82 68 02 e8 1f 00 00 00 48 2b 05 58 d3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 06 0e 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 82 68 02 	mov    0x2688294(%rip),%rdi        # 0x268829b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 d3 a0 00 	sub    0xa0d358(%rip),%rax        # 0xa0d36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 06 0e 00 	verw   0xe0613(%rip)        # 0xe063b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   13.996872][    C0] RSP: 0018:ffffffffa1607cf8 EFLAGS: 00000296
[   13.996873][    C0] RAX: 000000000007b5e1 RBX: ffffffffa1630600 RCX: ffffffff9dd06247
[   13.996874][    C0] RDX: ffffffffa1630600 RSI: ffffffffa0f11011 RDI: ffffffffa08949e0
[   13.996875][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   13.996875][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff42c0fa2
[   13.996876][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   13.996877][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   13.996879][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.996881][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   13.996882][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   13.996884][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   13.996885][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   13.996887][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   13.996888][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.996890][    C0]  do_idle (kernel/sched/idle.c:355)
[   13.996891][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   13.996893][    C0]  rest_init (init/main.c:727)
[   13.996894][    C0]  ? __cpuidle_text_end (??:?)
[   13.996897][    C0]  ? rest_init (init/main.c:727)
[   13.996898][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   13.996900][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   13.996901][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   13.996903][    C0]  start_kernel (init/main.c:1185)
[   13.996905][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   13.996906][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   13.996908][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   21.880788][  T600] softirqs last disabled at (0): 0x0
| [   21.880790][  T600] Preemption disabled at:
| [   21.880791][  T600] vprintk_emit (kernel/printk/printk.c:2471)
| [   21.880801][  T600] Tainted: [W]=WARN
[   21.880802][  T600] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.880803][  T600] Call Trace:
[   21.880805][  T600]  <TASK>
[   21.880806][  T600]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.880811][  T600]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   21.880812][  T600]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.880816][  T600]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.880819][  T600]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   21.880822][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.880825][  T600]  __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))
[   21.880827][  T600]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   21.880830][  T600]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.880835][  T600]  ? 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)
[   21.880836][  T600]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.880839][  T600]  put_chars (drivers/char/virtio_console.c:1176)
[   21.880840][  T600]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.880842][  T600]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   21.880844][  T600]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.880849][  T600]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.880850][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.880851][  T600]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.880854][  T600]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.880856][  T600]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.880858][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.880859][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.880860][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.880861][  T600]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.880863][  T600]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   21.880865][  T600]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.880867][  T600]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.880869][  T600]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.880871][  T600]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.880873][  T600]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.880874][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.880875][  T600]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   21.880877][  T600]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   21.880878][  T600]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   21.880879][  T600]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.880881][  T600]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.880883][  T600]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.880884][  T600]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.880885][  T600]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   21.880887][  T600]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   21.880890][  T600]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.880891][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.880893][  T600]  _printk (kernel/printk/printk.c:2504)
[   21.880896][  T600]  ? snapshot_read.cold (user.c:?)
[   21.880898][  T600]  ? br_multicast_flood (??:?)
[   21.880901][  T600]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   21.880904][  T600]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   21.880905][  T600]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   21.880907][  T600]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   21.880909][  T600]  br_init_port (net/bridge/br_stp_if.c:39)
[   21.880911][  T600]  new_nbp (net/bridge/br_if.c:449)
[   21.880913][  T600]  br_add_if (net/bridge/br_if.c:592)
[   21.880915][  T600]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   21.880917][  T600]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   21.880919][  T600]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   21.880922][  T600]  do_set_master (net/core/rtnetlink.c:3071)
[   21.880924][  T600]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   21.880926][  T600]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   21.880928][  T600]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   21.880930][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.880931][  T600]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   21.880934][  T600]  ? kasan_save_stack (mm/kasan/common.c:58)
[   21.880936][  T600]  ? kasan_save_stack (mm/kasan/common.c:57)
[   21.880937][  T600]  ? kasan_save_track (mm/kasan/common.c:78)
[   21.880938][  T600]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   21.880939][  T600]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   21.880940][  T600]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   21.880941][  T600]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   21.880942][  T600]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   21.880944][  T600]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.880946][  T600]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   21.880947][  T600]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   21.880950][  T600]  ? ____sys_sendmsg (net/socket.c:2713)
[   21.880951][  T600]  ? ___sys_sendmsg (net/socket.c:2767)
[   21.880953][  T600]  ? __sys_sendmsg (net/socket.c:2799)
[   21.880954][  T600]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   21.880957][  T600]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.880959][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.880960][  T600]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.880962][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.880963][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.880964][  T600]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   21.880965][  T600]  ? __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)
[   21.880966][  T600]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   21.880968][  T600]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   21.880969][  T600]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   21.880970][  T600]  ? nla_get_range_signed (lib/nlattr.c:270)
[   21.880974][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.880975][  T600]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   21.880977][  T600]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   21.880979][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.880980][  T600]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.880981][  T600]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.880982][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.880984][  T600]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   21.880985][  T600]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   21.880986][  T600]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   21.880987][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.880988][  T600]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   21.880992][  T600]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   21.880994][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.880995][  T600]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.880996][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.880998][  T600]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.880999][  T600]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   21.881000][  T600]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.881002][  T600]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   21.881003][  T600]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   21.881005][  T600]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   21.881007][  T600]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.881008][  T600]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   21.881010][  T600]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.881011][  T600]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   21.881014][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.881015][  T600]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   21.881017][  T600]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.881019][  T600]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.881021][  T600]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.881023][  T600]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   21.881025][  T600]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   21.881026][  T600]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   21.881028][  T600]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.881029][  T600]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   21.881032][  T600]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   21.881034][  T600]  ____sys_sendmsg (net/socket.c:2713)
[   21.881036][  T600]  ? copy_msghdr_from_user (net/socket.c:2650)
[   21.881037][  T600]  ? sock_write_iter (net/socket.c:1269)
[   21.881039][  T600]  ? move_addr_to_kernel (net/socket.c:258)
[   21.881040][  T600]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   21.881043][  T600]  ___sys_sendmsg (net/socket.c:2767)
[   21.881044][  T600]  ? copy_msghdr_from_user (net/socket.c:2619)
[   21.881049][  T600]  __sys_sendmsg (net/socket.c:2799)
[   21.881051][  T600]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   21.881054][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.881055][  T600]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   21.881057][  T600]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   21.881058][  T600]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.881060][  T600] RIP: 0033:0x7f35322c754e
[   21.881061][  T600] 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
[   21.881063][  T600] RSP: 002b:00007ffe276c4f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.881067][  T600] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f35322c754e
[   21.881068][  T600] RDX: 0000000000000000 RSI: 00007ffe276c4ff0 RDI: 0000000000000005
[   21.881069][  T600] RBP: 00007ffe276c4f50 R08: 0000000000000000 R09: 0000000000000000
[   21.881070][  T600] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bf85
[   21.881070][  T600] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe276c56c0
| [   22.954957][  T706] softirqs last disabled at (0): 0x0
| [   22.954958][  T706] Preemption disabled at:
| [   22.954959][  T706] vprintk_emit (kernel/printk/printk.c:2471)
| [   22.954968][  T706] Tainted: [W]=WARN
[   22.954969][  T706] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.954971][  T706] Call Trace:
[   22.954972][  T706]  <TASK>
[   22.954974][  T706]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.954979][  T706]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   22.954980][  T706]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.954984][  T706]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.954987][  T706]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   22.954990][  T706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.954993][  T706]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   22.954995][  T706]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   22.954998][  T706]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.955003][  T706]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   22.955005][  T706]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.955007][  T706]  put_chars (drivers/char/virtio_console.c:1176)
[   22.955009][  T706]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.955010][  T706]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   22.955013][  T706]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.955017][  T706]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.955019][  T706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.955020][  T706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.955023][  T706]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.955025][  T706]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.955027][  T706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.955028][  T706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.955029][  T706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.955030][  T706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.955032][  T706]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   22.955034][  T706]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.955036][  T706]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.955039][  T706]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.955040][  T706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.955042][  T706]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.955044][  T706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.955044][  T706]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   22.955046][  T706]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   22.955047][  T706]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   22.955049][  T706]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.955051][  T706]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.955052][  T706]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.955054][  T706]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.955055][  T706]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   22.955056][  T706]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   22.955060][  T706]  _printk (kernel/printk/printk.c:2504)
[   22.955063][  T706]  ? snapshot_read.cold (user.c:?)
[   22.955065][  T706]  ? br_multicast_flood (??:?)
[   22.955068][  T706]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   22.955071][  T706]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   22.955072][  T706]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   22.955074][  T706]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   22.955077][  T706]  br_init_port (net/bridge/br_stp_if.c:39)
[   22.955078][  T706]  new_nbp (net/bridge/br_if.c:449)
[   22.955081][  T706]  br_add_if (net/bridge/br_if.c:592)
[   22.955083][  T706]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   22.955085][  T706]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   22.955087][  T706]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   22.955090][  T706]  do_set_master (net/core/rtnetlink.c:3071)
[   22.955092][  T706]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   22.955093][  T706]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   22.955095][  T706]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   22.955096][  T706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.955097][  T706]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   22.955100][  T706]  ? kasan_save_stack (mm/kasan/common.c:58)
[   22.955102][  T706]  ? kasan_save_stack (mm/kasan/common.c:57)
[   22.955103][  T706]  ? kasan_save_track (mm/kasan/common.c:78)
[   22.955104][  T706]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   22.955105][  T706]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   22.955106][  T706]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   22.955107][  T706]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   22.955108][  T706]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   22.955111][  T706]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.955113][  T706]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   22.955114][  T706]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   22.955119][  T706]  ? ____sys_sendmsg (net/socket.c:2713)
[   22.955121][  T706]  ? ___sys_sendmsg (net/socket.c:2767)
[   22.955122][  T706]  ? __sys_sendmsg (net/socket.c:2799)
[   22.955124][  T706]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.955127][  T706]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.955129][  T706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.955131][  T706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.955132][  T706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.955133][  T706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.955134][  T706]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   22.955135][  T706]  ? __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)
[   22.955137][  T706]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   22.955138][  T706]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   22.955140][  T706]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   22.955141][  T706]  ? nla_get_range_signed (lib/nlattr.c:270)
[   22.955144][  T706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.955145][  T706]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   22.955147][  T706]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   22.955149][  T706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.955150][  T706]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.955151][  T706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.955153][  T706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.955154][  T706]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   22.955155][  T706]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   22.955156][  T706]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   22.955158][  T706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.955159][  T706]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   22.955162][  T706]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   22.955164][  T706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.955165][  T706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.955167][  T706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.955168][  T706]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.955169][  T706]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   22.955171][  T706]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.955172][  T706]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   22.955173][  T706]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   22.955175][  T706]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   22.955177][  T706]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.955178][  T706]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   22.955180][  T706]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.955181][  T706]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   22.955184][  T706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.955185][  T706]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   22.955187][  T706]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.955189][  T706]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.955191][  T706]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.955193][  T706]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   22.955195][  T706]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   22.955196][  T706]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   22.955198][  T706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.955199][  T706]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   22.955202][  T706]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   22.955204][  T706]  ____sys_sendmsg (net/socket.c:2713)
[   22.955206][  T706]  ? copy_msghdr_from_user (net/socket.c:2650)
[   22.955207][  T706]  ? sock_write_iter (net/socket.c:1269)
[   22.955209][  T706]  ? move_addr_to_kernel (net/socket.c:258)
[   22.955210][  T706]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   22.955213][  T706]  ___sys_sendmsg (net/socket.c:2767)
[   22.955214][  T706]  ? copy_msghdr_from_user (net/socket.c:2619)
[   22.955219][  T706]  __sys_sendmsg (net/socket.c:2799)
[   22.955221][  T706]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   22.955223][  T706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.955225][  T706]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.955227][  T706]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.955228][  T706]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.955230][  T706] RIP: 0033:0x7fa9b697a54e
[   22.955231][  T706] 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
[   22.955233][  T706] RSP: 002b:00007ffe17750430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.955237][  T706] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa9b697a54e
[   22.955238][  T706] RDX: 0000000000000000 RSI: 00007ffe177504e0 RDI: 0000000000000005
[   22.955239][  T706] RBP: 00007ffe17750440 R08: 0000000000000000 R09: 0000000000000000
[   22.955240][  T706] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bf86
[   22.955241][  T706] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe17750bb0
| [   24.321758][  T825] softirqs last disabled at (0): 0x0
| [   24.321759][  T825] Preemption disabled at:
| [   24.321760][  T825] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.321770][  T825] Tainted: [W]=WARN
[   24.321771][  T825] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.321772][  T825] Call Trace:
[   24.321774][  T825]  <TASK>
[   24.321775][  T825]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.321780][  T825]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.321781][  T825]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.321785][  T825]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.321788][  T825]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   24.321791][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.321794][  T825]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   24.321796][  T825]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   24.321799][  T825]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.321804][  T825]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.321806][  T825]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.321808][  T825]  put_chars (drivers/char/virtio_console.c:1176)
[   24.321810][  T825]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.321811][  T825]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   24.321814][  T825]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.321818][  T825]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.321820][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.321821][  T825]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.321824][  T825]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.321826][  T825]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.321828][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.321829][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.321830][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.321831][  T825]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.321833][  T825]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   24.321835][  T825]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.321837][  T825]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.321839][  T825]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.321841][  T825]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.321843][  T825]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.321844][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.321845][  T825]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   24.321847][  T825]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   24.321848][  T825]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   24.321850][  T825]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.321852][  T825]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.321853][  T825]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.321855][  T825]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.321856][  T825]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   24.321857][  T825]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   24.321860][  T825]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.321861][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.321863][  T825]  _printk (kernel/printk/printk.c:2504)
[   24.321866][  T825]  ? snapshot_read.cold (user.c:?)
[   24.321867][  T825]  ? br_multicast_flood (??:?)
[   24.321871][  T825]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   24.321873][  T825]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   24.321874][  T825]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   24.321876][  T825]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   24.321879][  T825]  br_init_port (net/bridge/br_stp_if.c:39)
[   24.321880][  T825]  new_nbp (net/bridge/br_if.c:449)
[   24.321882][  T825]  br_add_if (net/bridge/br_if.c:592)
[   24.321884][  T825]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   24.321887][  T825]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   24.321888][  T825]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   24.321891][  T825]  do_set_master (net/core/rtnetlink.c:3071)
[   24.321893][  T825]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   24.321895][  T825]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   24.321896][  T825]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   24.321897][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.321898][  T825]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   24.321902][  T825]  ? kasan_save_stack (mm/kasan/common.c:58)
[   24.321903][  T825]  ? kasan_save_stack (mm/kasan/common.c:57)
[   24.321904][  T825]  ? kasan_save_track (mm/kasan/common.c:78)
[   24.321905][  T825]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   24.321906][  T825]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   24.321907][  T825]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   24.321908][  T825]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   24.321909][  T825]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   24.321912][  T825]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.321914][  T825]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   24.321915][  T825]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   24.321918][  T825]  ? ____sys_sendmsg (net/socket.c:2713)
[   24.321919][  T825]  ? ___sys_sendmsg (net/socket.c:2767)
[   24.321921][  T825]  ? __sys_sendmsg (net/socket.c:2799)
[   24.321922][  T825]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.321925][  T825]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.321928][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.321929][  T825]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.321930][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.321931][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.321932][  T825]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   24.321934][  T825]  ? __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)
[   24.321935][  T825]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   24.321937][  T825]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   24.321938][  T825]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   24.321939][  T825]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.321942][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.321943][  T825]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   24.321945][  T825]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   24.321947][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.321948][  T825]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.321950][  T825]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.321951][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.321952][  T825]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   24.321954][  T825]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   24.321955][  T825]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   24.321956][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.321957][  T825]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   24.321960][  T825]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   24.321963][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.321964][  T825]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.321965][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.321966][  T825]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.321967][  T825]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   24.321969][  T825]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.321970][  T825]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   24.321972][  T825]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   24.321974][  T825]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   24.321976][  T825]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.321977][  T825]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   24.321979][  T825]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.321980][  T825]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   24.321983][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.321984][  T825]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   24.321986][  T825]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.321988][  T825]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.321990][  T825]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.321992][  T825]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   24.321994][  T825]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   24.321995][  T825]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   24.321997][  T825]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.321998][  T825]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   24.322001][  T825]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   24.322003][  T825]  ____sys_sendmsg (net/socket.c:2713)
[   24.322005][  T825]  ? copy_msghdr_from_user (net/socket.c:2650)
[   24.322006][  T825]  ? sock_write_iter (net/socket.c:1269)
[   24.322008][  T825]  ? move_addr_to_kernel (net/socket.c:258)
[   24.322009][  T825]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   24.322012][  T825]  ___sys_sendmsg (net/socket.c:2767)
[   24.322014][  T825]  ? copy_msghdr_from_user (net/socket.c:2619)
[   24.322018][  T825]  __sys_sendmsg (net/socket.c:2799)
[   24.322020][  T825]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   24.322023][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.322024][  T825]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.322026][  T825]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   24.322028][  T825]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.322029][  T825] RIP: 0033:0x7f075eb0c54e
[   24.322031][  T825] 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
[   24.322033][  T825] RSP: 002b:00007ffcb83d0800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.322036][  T825] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f075eb0c54e
[   24.322038][  T825] RDX: 0000000000000000 RSI: 00007ffcb83d08b0 RDI: 0000000000000005
[   24.322039][  T825] RBP: 00007ffcb83d0810 R08: 0000000000000000 R09: 0000000000000000
[   24.322039][  T825] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bf87
[   24.322040][  T825] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcb83d0f80
| [   25.941826][  T958] softirqs last disabled at (0): 0x0
| [   25.941827][  T958] Preemption disabled at:
| [   25.941828][  T958] vprintk_emit (kernel/printk/printk.c:2471)
| [   25.941837][  T958] Tainted: [W]=WARN
[   25.941838][  T958] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.941840][  T958] Call Trace:
[   25.941841][  T958]  <TASK>
[   25.941842][  T958]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.941847][  T958]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   25.941848][  T958]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.941852][  T958]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.941855][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.941858][  T958]  __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))
[   25.941861][  T958]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   25.941864][  T958]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.941868][  T958]  ? 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)
[   25.941870][  T958]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.941873][  T958]  put_chars (drivers/char/virtio_console.c:1176)
[   25.941874][  T958]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.941875][  T958]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   25.941877][  T958]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   25.941879][  T958]  ? pointer (lib/vsprintf.c:2577)
[   25.941883][  T958]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.941887][  T958]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.941889][  T958]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   25.941891][  T958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.941893][  T958]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.941896][  T958]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.941897][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.941898][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.941899][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.941900][  T958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.941902][  T958]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   25.941904][  T958]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.941906][  T958]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.941909][  T958]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.941910][  T958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.941912][  T958]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.941914][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.941914][  T958]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   25.941916][  T958]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   25.941917][  T958]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   25.941919][  T958]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.941921][  T958]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.941922][  T958]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.941924][  T958]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.941925][  T958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.941926][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.941928][  T958]  _printk (kernel/printk/printk.c:2504)
[   25.941930][  T958]  ? snapshot_read.cold (user.c:?)
[   25.941932][  T958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.941934][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.941935][  T958]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   25.941938][  T958]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   25.941939][  T958]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.941942][  T958]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   25.941944][  T958]  ? netdev_notice (net/core/dev.c:13194)
[   25.941946][  T958]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   25.941948][  T958]  ? 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)
[   25.941949][  T958]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   25.941951][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.941952][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.941953][  T958]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.941955][  T958]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   25.941957][  T958]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[   25.941958][  T958]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.941959][  T958]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   25.941961][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.941962][  T958]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   25.941964][  T958]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   25.941967][  T958]  ? __kernel_text_address (kernel/extable.c:79)
[   25.941969][  T958]  ? write_profile (profile.c:?)
[   25.941972][  T958]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   25.941975][  T958]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.941977][  T958]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   25.941978][  T958]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   25.941980][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.941981][  T958]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   25.941984][  T958]  ? kasan_save_stack (mm/kasan/common.c:58)
[   25.941986][  T958]  ? kasan_save_stack (mm/kasan/common.c:57)
[   25.941987][  T958]  ? kasan_save_track (mm/kasan/common.c:78)
[   25.941988][  T958]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   25.941989][  T958]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   25.941990][  T958]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   25.941991][  T958]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   25.941992][  T958]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   25.941995][  T958]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.941996][  T958]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   25.941997][  T958]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   25.942000][  T958]  ? ____sys_sendmsg (net/socket.c:2713)
[   25.942001][  T958]  ? ___sys_sendmsg (net/socket.c:2767)
[   25.942003][  T958]  ? __sys_sendmsg (net/socket.c:2799)
[   25.942004][  T958]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.942007][  T958]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.942009][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.942010][  T958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.942011][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.942012][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.942013][  T958]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   25.942015][  T958]  ? __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)
[   25.942016][  T958]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   25.942018][  T958]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.942019][  T958]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   25.942020][  T958]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.942023][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.942024][  T958]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   25.942026][  T958]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   25.942028][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.942029][  T958]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.942030][  T958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.942032][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.942033][  T958]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   25.942035][  T958]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   25.942036][  T958]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   25.942038][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.942039][  T958]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   25.942042][  T958]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   25.942044][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.942045][  T958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.942047][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.942048][  T958]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.942049][  T958]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   25.942050][  T958]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.942052][  T958]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   25.942053][  T958]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   25.942055][  T958]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   25.942057][  T958]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.942058][  T958]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   25.942060][  T958]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.942061][  T958]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   25.942064][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.942065][  T958]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   25.942067][  T958]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.942069][  T958]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.942071][  T958]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.942072][  T958]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   25.942074][  T958]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   25.942076][  T958]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   25.942078][  T958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.942079][  T958]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   25.942082][  T958]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   25.942084][  T958]  ____sys_sendmsg (net/socket.c:2713)
[   25.942085][  T958]  ? copy_msghdr_from_user (net/socket.c:2650)
[   25.942087][  T958]  ? sock_write_iter (net/socket.c:1269)
[   25.942088][  T958]  ? move_addr_to_kernel (net/socket.c:258)
[   25.942090][  T958]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   25.942092][  T958]  ___sys_sendmsg (net/socket.c:2767)
[   25.942094][  T958]  ? copy_msghdr_from_user (net/socket.c:2619)
[   25.942098][  T958]  __sys_sendmsg (net/socket.c:2799)
[   25.942100][  T958]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   25.942103][  T958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.942104][  T958]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.942106][  T958]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   25.942108][  T958]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.942109][  T958] RIP: 0033:0x7f3f46fba54e
[   25.942111][  T958] 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
[   25.942112][  T958] RSP: 002b:00007ffe3b7f7af0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.942118][  T958] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3f46fba54e
[   25.942119][  T958] RDX: 0000000000000000 RSI: 00007ffe3b7f7ba0 RDI: 0000000000000005
[   25.942120][  T958] RBP: 00007ffe3b7f7b00 R08: 0000000000000000 R09: 0000000000000000
[   25.942121][  T958] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bf89
[   25.942122][  T958] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe3b7f8270
| [   37.196847][ T1312] softirqs last disabled at (0): 0x0
| [   37.196849][ T1312] Preemption disabled at:
| [   37.196850][ T1312] vprintk_emit (kernel/printk/printk.c:2471)
| [   37.196859][ T1312] Tainted: [W]=WARN
[   37.196860][ T1312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.196861][ T1312] Call Trace:
[   37.196863][ T1312]  <TASK>
[   37.196864][ T1312]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   37.196869][ T1312]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   37.196870][ T1312]  __might_resched.cold (kernel/sched/core.c:9234)
[   37.196874][ T1312]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   37.196877][ T1312]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   37.196880][ T1312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.196882][ T1312]  __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))
[   37.196885][ T1312]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   37.196887][ T1312]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.196892][ T1312]  ? 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)
[   37.196893][ T1312]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.196896][ T1312]  put_chars (drivers/char/virtio_console.c:1176)
[   37.196897][ T1312]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   37.196899][ T1312]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   37.196901][ T1312]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   37.196906][ T1312]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   37.196907][ T1312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.196909][ T1312]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.196911][ T1312]  console_emit_next_record (kernel/printk/printk.c:3183)
[   37.196913][ T1312]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   37.196915][ T1312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.196916][ T1312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.196917][ T1312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.196918][ T1312]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.196920][ T1312]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   37.196922][ T1312]  console_flush_one_record (kernel/printk/printk.c:3268)
[   37.196924][ T1312]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   37.196927][ T1312]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   37.196928][ T1312]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.196930][ T1312]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   37.196931][ T1312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.196932][ T1312]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   37.196934][ T1312]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   37.196935][ T1312]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   37.196937][ T1312]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   37.196938][ T1312]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   37.196940][ T1312]  vprintk_emit (kernel/printk/printk.c:2479)
[   37.196941][ T1312]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   37.196942][ T1312]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   37.196944][ T1312]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   37.196947][ T1312]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.196948][ T1312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.196949][ T1312]  _printk (kernel/printk/printk.c:2504)
[   37.196952][ T1312]  ? snapshot_read.cold (user.c:?)
[   37.196954][ T1312]  ? br_multicast_flood (??:?)
[   37.196957][ T1312]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   37.196960][ T1312]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   37.196961][ T1312]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   37.196963][ T1312]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   37.196965][ T1312]  br_init_port (net/bridge/br_stp_if.c:39)
[   37.196967][ T1312]  new_nbp (net/bridge/br_if.c:449)
[   37.196969][ T1312]  br_add_if (net/bridge/br_if.c:592)
[   37.196971][ T1312]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   37.196973][ T1312]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   37.196974][ T1312]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   37.196977][ T1312]  do_set_master (net/core/rtnetlink.c:3071)
[   37.196979][ T1312]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   37.196981][ T1312]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   37.196983][ T1312]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   37.196984][ T1312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.196985][ T1312]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   37.196988][ T1312]  ? kasan_save_stack (mm/kasan/common.c:58)
[   37.196990][ T1312]  ? kasan_save_stack (mm/kasan/common.c:57)
[   37.196991][ T1312]  ? kasan_save_track (mm/kasan/common.c:78)
[   37.196992][ T1312]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   37.196993][ T1312]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   37.196994][ T1312]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   37.196995][ T1312]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   37.196996][ T1312]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   37.196999][ T1312]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.197000][ T1312]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   37.197002][ T1312]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   37.197004][ T1312]  ? ____sys_sendmsg (net/socket.c:2713)
[   37.197005][ T1312]  ? ___sys_sendmsg (net/socket.c:2767)
[   37.197007][ T1312]  ? __sys_sendmsg (net/socket.c:2799)
[   37.197008][ T1312]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   37.197011][ T1312]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.197014][ T1312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.197015][ T1312]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.197016][ T1312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.197017][ T1312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.197018][ T1312]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   37.197020][ T1312]  ? __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)
[   37.197021][ T1312]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   37.197022][ T1312]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   37.197024][ T1312]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   37.197025][ T1312]  ? nla_get_range_signed (lib/nlattr.c:270)
[   37.197028][ T1312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.197029][ T1312]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   37.197031][ T1312]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   37.197033][ T1312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.197034][ T1312]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   37.197035][ T1312]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.197037][ T1312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.197038][ T1312]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   37.197039][ T1312]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   37.197041][ T1312]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   37.197042][ T1312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.197043][ T1312]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   37.197046][ T1312]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   37.197048][ T1312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.197049][ T1312]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.197051][ T1312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.197052][ T1312]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   37.197053][ T1312]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   37.197055][ T1312]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.197056][ T1312]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   37.197057][ T1312]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   37.197060][ T1312]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   37.197061][ T1312]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.197063][ T1312]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   37.197064][ T1312]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.197066][ T1312]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   37.197068][ T1312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.197069][ T1312]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   37.197071][ T1312]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.197073][ T1312]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.197075][ T1312]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.197077][ T1312]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   37.197079][ T1312]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   37.197080][ T1312]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   37.197082][ T1312]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.197083][ T1312]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   37.197086][ T1312]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   37.197088][ T1312]  ____sys_sendmsg (net/socket.c:2713)
[   37.197089][ T1312]  ? copy_msghdr_from_user (net/socket.c:2650)
[   37.197091][ T1312]  ? sock_write_iter (net/socket.c:1269)
[   37.197092][ T1312]  ? move_addr_to_kernel (net/socket.c:258)
[   37.197094][ T1312]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   37.197096][ T1312]  ___sys_sendmsg (net/socket.c:2767)
[   37.197098][ T1312]  ? copy_msghdr_from_user (net/socket.c:2619)
[   37.197103][ T1312]  __sys_sendmsg (net/socket.c:2799)
[   37.197105][ T1312]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   37.197107][ T1312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.197109][ T1312]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   37.197110][ T1312]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   37.197112][ T1312]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.197114][ T1312] RIP: 0033:0x7f5746c0554e
[   37.197118][ T1312] 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
[   37.197119][ T1312] RSP: 002b:00007ffc9735e630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.197123][ T1312] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5746c0554e
[   37.197124][ T1312] RDX: 0000000000000000 RSI: 00007ffc9735e6e0 RDI: 0000000000000005
[   37.197125][ T1312] RBP: 00007ffc9735e640 R08: 0000000000000000 R09: 0000000000000000
[   37.197126][ T1312] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bf94
[   37.197127][ T1312] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc9735edb0
| [   38.308596][ T1419] softirqs last disabled at (0): 0x0
| [   38.308598][ T1419] Preemption disabled at:
| [   38.308598][ T1419] vprintk_emit (kernel/printk/printk.c:2471)
| [   38.308608][ T1419] Tainted: [W]=WARN
[   38.308609][ T1419] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.308610][ T1419] Call Trace:
[   38.308612][ T1419]  <TASK>
[   38.308613][ T1419]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   38.308618][ T1419]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   38.308619][ T1419]  __might_resched.cold (kernel/sched/core.c:9234)
[   38.308623][ T1419]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   38.308626][ T1419]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   38.308629][ T1419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.308631][ T1419]  __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))
[   38.308634][ T1419]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   38.308636][ T1419]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.308641][ T1419]  ? 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)
[   38.308643][ T1419]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.308645][ T1419]  put_chars (drivers/char/virtio_console.c:1176)
[   38.308647][ T1419]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   38.308648][ T1419]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   38.308651][ T1419]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   38.308655][ T1419]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   38.308657][ T1419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.308658][ T1419]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.308660][ T1419]  console_emit_next_record (kernel/printk/printk.c:3183)
[   38.308663][ T1419]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   38.308665][ T1419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.308666][ T1419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.308667][ T1419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.308668][ T1419]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.308669][ T1419]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   38.308671][ T1419]  console_flush_one_record (kernel/printk/printk.c:3268)
[   38.308673][ T1419]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   38.308676][ T1419]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   38.308678][ T1419]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.308679][ T1419]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   38.308681][ T1419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.308682][ T1419]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   38.308683][ T1419]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   38.308685][ T1419]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   38.308686][ T1419]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   38.308688][ T1419]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   38.308689][ T1419]  vprintk_emit (kernel/printk/printk.c:2479)
[   38.308691][ T1419]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   38.308692][ T1419]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   38.308694][ T1419]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   38.308697][ T1419]  _printk (kernel/printk/printk.c:2504)
[   38.308700][ T1419]  ? snapshot_read.cold (user.c:?)
[   38.308702][ T1419]  ? br_multicast_flood (??:?)
[   38.308705][ T1419]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   38.308707][ T1419]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   38.308708][ T1419]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.308710][ T1419]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   38.308713][ T1419]  br_init_port (net/bridge/br_stp_if.c:39)
[   38.308715][ T1419]  new_nbp (net/bridge/br_if.c:449)
[   38.308717][ T1419]  br_add_if (net/bridge/br_if.c:592)
[   38.308719][ T1419]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   38.308721][ T1419]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   38.308723][ T1419]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   38.308726][ T1419]  do_set_master (net/core/rtnetlink.c:3071)
[   38.308728][ T1419]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   38.308730][ T1419]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   38.308731][ T1419]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   38.308732][ T1419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.308733][ T1419]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   38.308736][ T1419]  ? kasan_save_stack (mm/kasan/common.c:58)
[   38.308738][ T1419]  ? kasan_save_stack (mm/kasan/common.c:57)
[   38.308739][ T1419]  ? kasan_save_track (mm/kasan/common.c:78)
[   38.308740][ T1419]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   38.308741][ T1419]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   38.308742][ T1419]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   38.308743][ T1419]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.308744][ T1419]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   38.308747][ T1419]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.308749][ T1419]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   38.308750][ T1419]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   38.308756][ T1419]  ? ____sys_sendmsg (net/socket.c:2713)
[   38.308757][ T1419]  ? ___sys_sendmsg (net/socket.c:2767)
[   38.308759][ T1419]  ? __sys_sendmsg (net/socket.c:2799)
[   38.308760][ T1419]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.308763][ T1419]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.308766][ T1419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.308767][ T1419]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.308768][ T1419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.308769][ T1419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.308770][ T1419]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   38.308771][ T1419]  ? __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)
[   38.308773][ T1419]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   38.308774][ T1419]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   38.308776][ T1419]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   38.308777][ T1419]  ? nla_get_range_signed (lib/nlattr.c:270)
[   38.308780][ T1419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.308781][ T1419]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   38.308783][ T1419]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   38.308785][ T1419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.308786][ T1419]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.308787][ T1419]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.308789][ T1419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.308790][ T1419]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   38.308791][ T1419]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   38.308792][ T1419]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   38.308794][ T1419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.308795][ T1419]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   38.308798][ T1419]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   38.308800][ T1419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.308801][ T1419]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.308803][ T1419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.308804][ T1419]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.308805][ T1419]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.308807][ T1419]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.308808][ T1419]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   38.308809][ T1419]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   38.308811][ T1419]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   38.308813][ T1419]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.308814][ T1419]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   38.308816][ T1419]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.308817][ T1419]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   38.308820][ T1419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.308821][ T1419]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   38.308823][ T1419]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.308825][ T1419]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.308827][ T1419]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.308828][ T1419]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   38.308830][ T1419]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   38.308832][ T1419]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   38.308834][ T1419]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.308835][ T1419]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   38.308838][ T1419]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   38.308840][ T1419]  ____sys_sendmsg (net/socket.c:2713)
[   38.308841][ T1419]  ? copy_msghdr_from_user (net/socket.c:2650)
[   38.308843][ T1419]  ? sock_write_iter (net/socket.c:1269)
[   38.308844][ T1419]  ? move_addr_to_kernel (net/socket.c:258)
[   38.308846][ T1419]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   38.308848][ T1419]  ___sys_sendmsg (net/socket.c:2767)
[   38.308850][ T1419]  ? copy_msghdr_from_user (net/socket.c:2619)
[   38.308855][ T1419]  __sys_sendmsg (net/socket.c:2799)
[   38.308856][ T1419]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   38.308859][ T1419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.308861][ T1419]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.308862][ T1419]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   38.308864][ T1419]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.308865][ T1419] RIP: 0033:0x7f104bea154e
[   38.308867][ T1419] 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
[   38.308869][ T1419] RSP: 002b:00007ffdf424d140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.308872][ T1419] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f104bea154e
[   38.308874][ T1419] RDX: 0000000000000000 RSI: 00007ffdf424d1f0 RDI: 0000000000000005
[   38.308874][ T1419] RBP: 00007ffdf424d150 R08: 0000000000000000 R09: 0000000000000000
[   38.308875][ T1419] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bf95
[   38.308876][ T1419] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdf424d8c0
| [   39.737787][ T1537] softirqs last disabled at (0): 0x0
| [   39.737788][ T1537] Preemption disabled at:
| [   39.737789][ T1537] vprintk_emit (kernel/printk/printk.c:2471)
| [   39.737799][ T1537] Tainted: [W]=WARN
[   39.737799][ T1537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.737801][ T1537] Call Trace:
[   39.737802][ T1537]  <TASK>
[   39.737804][ T1537]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   39.737809][ T1537]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   39.737810][ T1537]  __might_resched.cold (kernel/sched/core.c:9234)
[   39.737814][ T1537]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   39.737817][ T1537]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   39.737820][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.737823][ T1537]  __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))
[   39.737825][ T1537]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   39.737828][ T1537]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.737832][ T1537]  ? 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)
[   39.737834][ T1537]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.737836][ T1537]  put_chars (drivers/char/virtio_console.c:1176)
[   39.737838][ T1537]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   39.737839][ T1537]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   39.737842][ T1537]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   39.737846][ T1537]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   39.737848][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.737849][ T1537]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.737852][ T1537]  console_emit_next_record (kernel/printk/printk.c:3183)
[   39.737854][ T1537]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   39.737856][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.737857][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.737858][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.737859][ T1537]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.737861][ T1537]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   39.737863][ T1537]  console_flush_one_record (kernel/printk/printk.c:3268)
[   39.737865][ T1537]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   39.737867][ T1537]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   39.737869][ T1537]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.737871][ T1537]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   39.737872][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.737873][ T1537]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   39.737874][ T1537]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   39.737876][ T1537]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   39.737877][ T1537]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   39.737879][ T1537]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   39.737880][ T1537]  vprintk_emit (kernel/printk/printk.c:2479)
[   39.737882][ T1537]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   39.737883][ T1537]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   39.737885][ T1537]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   39.737887][ T1537]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.737889][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.737890][ T1537]  _printk (kernel/printk/printk.c:2504)
[   39.737893][ T1537]  ? snapshot_read.cold (user.c:?)
[   39.737895][ T1537]  ? br_multicast_flood (??:?)
[   39.737899][ T1537]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   39.737901][ T1537]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   39.737902][ T1537]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   39.737904][ T1537]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   39.737907][ T1537]  br_init_port (net/bridge/br_stp_if.c:39)
[   39.737908][ T1537]  new_nbp (net/bridge/br_if.c:449)
[   39.737910][ T1537]  br_add_if (net/bridge/br_if.c:592)
[   39.737912][ T1537]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   39.737915][ T1537]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   39.737916][ T1537]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   39.737919][ T1537]  do_set_master (net/core/rtnetlink.c:3071)
[   39.737921][ T1537]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   39.737922][ T1537]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   39.737924][ T1537]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   39.737925][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.737926][ T1537]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   39.737929][ T1537]  ? kasan_save_stack (mm/kasan/common.c:58)
[   39.737931][ T1537]  ? kasan_save_stack (mm/kasan/common.c:57)
[   39.737932][ T1537]  ? kasan_save_track (mm/kasan/common.c:78)
[   39.737933][ T1537]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   39.737934][ T1537]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   39.737935][ T1537]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   39.737936][ T1537]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   39.737937][ T1537]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   39.737940][ T1537]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.737942][ T1537]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   39.737943][ T1537]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   39.737946][ T1537]  ? ____sys_sendmsg (net/socket.c:2713)
[   39.737947][ T1537]  ? ___sys_sendmsg (net/socket.c:2767)
[   39.737948][ T1537]  ? __sys_sendmsg (net/socket.c:2799)
[   39.737950][ T1537]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.737953][ T1537]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.737956][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.737957][ T1537]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.737958][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.737959][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.737960][ T1537]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   39.737961][ T1537]  ? __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)
[   39.737963][ T1537]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   39.737964][ T1537]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   39.737966][ T1537]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   39.737967][ T1537]  ? nla_get_range_signed (lib/nlattr.c:270)
[   39.737970][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.737971][ T1537]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   39.737973][ T1537]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   39.737975][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.737976][ T1537]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.737977][ T1537]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.737978][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.737980][ T1537]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   39.737981][ T1537]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   39.737982][ T1537]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   39.737983][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.737984][ T1537]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   39.737987][ T1537]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   39.737989][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.737990][ T1537]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.737992][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.737993][ T1537]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.737994][ T1537]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   39.737996][ T1537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.737997][ T1537]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   39.737998][ T1537]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   39.738001][ T1537]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   39.738002][ T1537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.738004][ T1537]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   39.738005][ T1537]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.738006][ T1537]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   39.738009][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.738010][ T1537]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   39.738012][ T1537]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.738014][ T1537]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.738016][ T1537]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.738018][ T1537]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   39.738020][ T1537]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   39.738021][ T1537]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   39.738023][ T1537]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.738024][ T1537]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   39.738027][ T1537]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   39.738029][ T1537]  ____sys_sendmsg (net/socket.c:2713)
[   39.738030][ T1537]  ? copy_msghdr_from_user (net/socket.c:2650)
[   39.738032][ T1537]  ? sock_write_iter (net/socket.c:1269)
[   39.738033][ T1537]  ? move_addr_to_kernel (net/socket.c:258)
[   39.738035][ T1537]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   39.738037][ T1537]  ___sys_sendmsg (net/socket.c:2767)
[   39.738039][ T1537]  ? copy_msghdr_from_user (net/socket.c:2619)
[   39.738044][ T1537]  __sys_sendmsg (net/socket.c:2799)
[   39.738045][ T1537]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   39.738048][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.738049][ T1537]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.738051][ T1537]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   39.738053][ T1537]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.738054][ T1537] RIP: 0033:0x7f2b4b6fd54e
[   39.738056][ T1537] 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
[   39.738057][ T1537] RSP: 002b:00007ffdbc07af80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.738061][ T1537] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2b4b6fd54e
[   39.738062][ T1537] RDX: 0000000000000000 RSI: 00007ffdbc07b030 RDI: 0000000000000005
[   39.738063][ T1537] RBP: 00007ffdbc07af90 R08: 0000000000000000 R09: 0000000000000000
[   39.738064][ T1537] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bf97
[   39.738065][ T1537] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdbc07b700
| [   41.407078][ T1668] softirqs last disabled at (0): 0x0
| [   41.407080][ T1668] Preemption disabled at:
| [   41.407080][ T1668] vprintk_emit (kernel/printk/printk.c:2471)
| [   41.407090][ T1668] Tainted: [W]=WARN
[   41.407091][ T1668] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.407092][ T1668] Call Trace:
[   41.407093][ T1668]  <TASK>
[   41.407095][ T1668]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   41.407100][ T1668]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   41.407101][ T1668]  __might_resched.cold (kernel/sched/core.c:9234)
[   41.407105][ T1668]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   41.407108][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407111][ T1668]  __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))
[   41.407118][ T1668]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   41.407120][ T1668]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.407125][ T1668]  ? 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)
[   41.407127][ T1668]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.407129][ T1668]  put_chars (drivers/char/virtio_console.c:1176)
[   41.407131][ T1668]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   41.407132][ T1668]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   41.407134][ T1668]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   41.407136][ T1668]  ? pointer (lib/vsprintf.c:2577)
[   41.407139][ T1668]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   41.407144][ T1668]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   41.407145][ T1668]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   41.407147][ T1668]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.407150][ T1668]  console_emit_next_record (kernel/printk/printk.c:3183)
[   41.407152][ T1668]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   41.407154][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407155][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407156][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407157][ T1668]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.407159][ T1668]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   41.407160][ T1668]  console_flush_one_record (kernel/printk/printk.c:3268)
[   41.407163][ T1668]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   41.407165][ T1668]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   41.407167][ T1668]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.407168][ T1668]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   41.407170][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407171][ T1668]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   41.407172][ T1668]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   41.407174][ T1668]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   41.407175][ T1668]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   41.407177][ T1668]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   41.407179][ T1668]  vprintk_emit (kernel/printk/printk.c:2479)
[   41.407180][ T1668]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   41.407182][ T1668]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.407183][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407184][ T1668]  _printk (kernel/printk/printk.c:2504)
[   41.407187][ T1668]  ? snapshot_read.cold (user.c:?)
[   41.407189][ T1668]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.407191][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407191][ T1668]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   41.407195][ T1668]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   41.407196][ T1668]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.407199][ T1668]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   41.407202][ T1668]  ? netdev_notice (net/core/dev.c:13194)
[   41.407203][ T1668]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   41.407205][ T1668]  ? 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)
[   41.407207][ T1668]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   41.407208][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407209][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407210][ T1668]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   41.407213][ T1668]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   41.407214][ T1668]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[   41.407215][ T1668]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.407216][ T1668]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   41.407218][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407219][ T1668]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   41.407221][ T1668]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   41.407224][ T1668]  ? __kernel_text_address (kernel/extable.c:79)
[   41.407227][ T1668]  ? write_profile (profile.c:?)
[   41.407229][ T1668]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   41.407233][ T1668]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.407234][ T1668]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   41.407236][ T1668]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   41.407237][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407238][ T1668]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   41.407241][ T1668]  ? kasan_save_stack (mm/kasan/common.c:58)
[   41.407243][ T1668]  ? kasan_save_stack (mm/kasan/common.c:57)
[   41.407244][ T1668]  ? kasan_save_track (mm/kasan/common.c:78)
[   41.407245][ T1668]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   41.407246][ T1668]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   41.407247][ T1668]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   41.407248][ T1668]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   41.407249][ T1668]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   41.407251][ T1668]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.407253][ T1668]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   41.407254][ T1668]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   41.407257][ T1668]  ? ____sys_sendmsg (net/socket.c:2713)
[   41.407258][ T1668]  ? ___sys_sendmsg (net/socket.c:2767)
[   41.407259][ T1668]  ? __sys_sendmsg (net/socket.c:2799)
[   41.407261][ T1668]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   41.407263][ T1668]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.407266][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407267][ T1668]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.407268][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407269][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407270][ T1668]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   41.407271][ T1668]  ? __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)
[   41.407273][ T1668]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   41.407274][ T1668]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   41.407275][ T1668]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   41.407276][ T1668]  ? nla_get_range_signed (lib/nlattr.c:270)
[   41.407280][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407281][ T1668]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   41.407283][ T1668]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   41.407285][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407286][ T1668]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.407287][ T1668]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.407288][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407289][ T1668]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   41.407292][ T1668]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   41.407293][ T1668]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   41.407294][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407295][ T1668]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   41.407298][ T1668]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   41.407300][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407301][ T1668]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.407303][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407304][ T1668]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.407305][ T1668]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   41.407307][ T1668]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.407308][ T1668]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   41.407309][ T1668]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   41.407311][ T1668]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   41.407313][ T1668]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.407314][ T1668]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   41.407316][ T1668]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.407317][ T1668]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   41.407320][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407321][ T1668]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   41.407323][ T1668]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.407325][ T1668]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.407327][ T1668]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.407328][ T1668]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   41.407330][ T1668]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   41.407332][ T1668]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   41.407333][ T1668]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.407335][ T1668]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   41.407338][ T1668]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   41.407339][ T1668]  ____sys_sendmsg (net/socket.c:2713)
[   41.407341][ T1668]  ? copy_msghdr_from_user (net/socket.c:2650)
[   41.407343][ T1668]  ? sock_write_iter (net/socket.c:1269)
[   41.407344][ T1668]  ? move_addr_to_kernel (net/socket.c:258)
[   41.407345][ T1668]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   41.407348][ T1668]  ___sys_sendmsg (net/socket.c:2767)
[   41.407350][ T1668]  ? copy_msghdr_from_user (net/socket.c:2619)
[   41.407354][ T1668]  __sys_sendmsg (net/socket.c:2799)
[   41.407356][ T1668]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   41.407359][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.407360][ T1668]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   41.407362][ T1668]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   41.407364][ T1668]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.407365][ T1668] RIP: 0033:0x7fbc8209854e
[   41.407367][ T1668] 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
[   41.407368][ T1668] RSP: 002b:00007fff22ed3410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.407372][ T1668] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbc8209854e
[   41.407373][ T1668] RDX: 0000000000000000 RSI: 00007fff22ed34c0 RDI: 0000000000000005
[   41.407374][ T1668] RBP: 00007fff22ed3420 R08: 0000000000000000 R09: 0000000000000000
[   41.407375][ T1668] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bf98
[   41.407375][ T1668] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff22ed3b90
| [   52.549980][ T2019] softirqs last disabled at (0): 0x0
| [   52.549982][ T2019] Preemption disabled at:
| [   52.549983][ T2019] vprintk_emit (kernel/printk/printk.c:2471)
| [   52.549993][ T2019] Tainted: [W]=WARN
[   52.549993][ T2019] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.549995][ T2019] Call Trace:
[   52.549996][ T2019]  <TASK>
[   52.549997][ T2019]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   52.550003][ T2019]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   52.550004][ T2019]  __might_resched.cold (kernel/sched/core.c:9234)
[   52.550007][ T2019]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   52.550010][ T2019]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   52.550014][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.550016][ T2019]  __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))
[   52.550019][ T2019]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   52.550021][ T2019]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.550026][ T2019]  ? 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)
[   52.550028][ T2019]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.550030][ T2019]  put_chars (drivers/char/virtio_console.c:1176)
[   52.550032][ T2019]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   52.550033][ T2019]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   52.550036][ T2019]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   52.550040][ T2019]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   52.550042][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.550043][ T2019]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.550045][ T2019]  console_emit_next_record (kernel/printk/printk.c:3183)
[   52.550048][ T2019]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   52.550050][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.550051][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.550052][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.550053][ T2019]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.550055][ T2019]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   52.550056][ T2019]  console_flush_one_record (kernel/printk/printk.c:3268)
[   52.550059][ T2019]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   52.550061][ T2019]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   52.550063][ T2019]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.550065][ T2019]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   52.550066][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.550067][ T2019]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   52.550069][ T2019]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   52.550070][ T2019]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   52.550071][ T2019]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   52.550073][ T2019]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   52.550075][ T2019]  vprintk_emit (kernel/printk/printk.c:2479)
[   52.550076][ T2019]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   52.550077][ T2019]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   52.550079][ T2019]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   52.550082][ T2019]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.550083][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.550084][ T2019]  _printk (kernel/printk/printk.c:2504)
[   52.550087][ T2019]  ? snapshot_read.cold (user.c:?)
[   52.550089][ T2019]  ? br_multicast_flood (??:?)
[   52.550093][ T2019]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   52.550095][ T2019]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   52.550096][ T2019]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   52.550098][ T2019]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   52.550100][ T2019]  br_init_port (net/bridge/br_stp_if.c:39)
[   52.550102][ T2019]  new_nbp (net/bridge/br_if.c:449)
[   52.550104][ T2019]  br_add_if (net/bridge/br_if.c:592)
[   52.550106][ T2019]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   52.550109][ T2019]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   52.550110][ T2019]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   52.550113][ T2019]  do_set_master (net/core/rtnetlink.c:3071)
[   52.550115][ T2019]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   52.550119][ T2019]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   52.550120][ T2019]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   52.550121][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.550122][ T2019]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   52.550126][ T2019]  ? kasan_save_stack (mm/kasan/common.c:58)
[   52.550128][ T2019]  ? kasan_save_stack (mm/kasan/common.c:57)
[   52.550129][ T2019]  ? kasan_save_track (mm/kasan/common.c:78)
[   52.550130][ T2019]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   52.550131][ T2019]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   52.550132][ T2019]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   52.550133][ T2019]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   52.550134][ T2019]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   52.550137][ T2019]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.550138][ T2019]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   52.550140][ T2019]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   52.550142][ T2019]  ? ____sys_sendmsg (net/socket.c:2713)
[   52.550144][ T2019]  ? ___sys_sendmsg (net/socket.c:2767)
[   52.550145][ T2019]  ? __sys_sendmsg (net/socket.c:2799)
[   52.550147][ T2019]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   52.550150][ T2019]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.550153][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.550154][ T2019]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.550156][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.550157][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.550158][ T2019]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   52.550159][ T2019]  ? __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)
[   52.550161][ T2019]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   52.550162][ T2019]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   52.550164][ T2019]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   52.550165][ T2019]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.550168][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.550169][ T2019]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   52.550172][ T2019]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   52.550173][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.550175][ T2019]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.550176][ T2019]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.550177][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.550179][ T2019]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   52.550180][ T2019]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   52.550181][ T2019]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   52.550182][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.550184][ T2019]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   52.550187][ T2019]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   52.550189][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.550190][ T2019]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.550192][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.550193][ T2019]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.550194][ T2019]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   52.550196][ T2019]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.550197][ T2019]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   52.550199][ T2019]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   52.550201][ T2019]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   52.550203][ T2019]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.550204][ T2019]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   52.550206][ T2019]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.550207][ T2019]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   52.550210][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.550211][ T2019]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   52.550213][ T2019]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.550215][ T2019]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.550217][ T2019]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.550219][ T2019]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   52.550221][ T2019]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   52.550222][ T2019]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   52.550224][ T2019]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.550226][ T2019]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   52.550229][ T2019]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   52.550231][ T2019]  ____sys_sendmsg (net/socket.c:2713)
[   52.550232][ T2019]  ? copy_msghdr_from_user (net/socket.c:2650)
[   52.550234][ T2019]  ? sock_write_iter (net/socket.c:1269)
[   52.550235][ T2019]  ? move_addr_to_kernel (net/socket.c:258)
[   52.550237][ T2019]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   52.550240][ T2019]  ___sys_sendmsg (net/socket.c:2767)
[   52.550241][ T2019]  ? copy_msghdr_from_user (net/socket.c:2619)
[   52.550246][ T2019]  __sys_sendmsg (net/socket.c:2799)
[   52.550248][ T2019]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   52.550251][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.550252][ T2019]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   52.550254][ T2019]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   52.550256][ T2019]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.550257][ T2019] RIP: 0033:0x7f709a4a654e
[   52.550259][ T2019] 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
[   52.550260][ T2019] RSP: 002b:00007fff39892400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.550264][ T2019] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f709a4a654e
[   52.550266][ T2019] RDX: 0000000000000000 RSI: 00007fff398924b0 RDI: 0000000000000005
[   52.550266][ T2019] RBP: 00007fff39892410 R08: 0000000000000000 R09: 0000000000000000
[   52.550267][ T2019] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bfa3
[   52.550268][ T2019] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff39892b80
| [   53.623370][ T2133] softirqs last disabled at (0): 0x0
| [   53.623372][ T2133] Preemption disabled at:
| [   53.623372][ T2133] vprintk_emit (kernel/printk/printk.c:2471)
| [   53.623382][ T2133] Tainted: [W]=WARN
[   53.623383][ T2133] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.623385][ T2133] Call Trace:
[   53.623386][ T2133]  <TASK>
[   53.623387][ T2133]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   53.623393][ T2133]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   53.623394][ T2133]  __might_resched.cold (kernel/sched/core.c:9234)
[   53.623398][ T2133]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   53.623401][ T2133]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   53.623404][ T2133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.623407][ T2133]  __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))
[   53.623409][ T2133]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   53.623412][ T2133]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.623417][ T2133]  ? 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)
[   53.623419][ T2133]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.623421][ T2133]  put_chars (drivers/char/virtio_console.c:1176)
[   53.623423][ T2133]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   53.623424][ T2133]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   53.623427][ T2133]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   53.623431][ T2133]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   53.623433][ T2133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.623434][ T2133]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.623437][ T2133]  console_emit_next_record (kernel/printk/printk.c:3183)
[   53.623439][ T2133]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   53.623441][ T2133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.623442][ T2133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.623443][ T2133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.623444][ T2133]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.623446][ T2133]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   53.623448][ T2133]  console_flush_one_record (kernel/printk/printk.c:3268)
[   53.623450][ T2133]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   53.623453][ T2133]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   53.623454][ T2133]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.623456][ T2133]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   53.623458][ T2133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.623458][ T2133]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.623460][ T2133]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   53.623461][ T2133]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   53.623463][ T2133]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   53.623465][ T2133]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   53.623466][ T2133]  vprintk_emit (kernel/printk/printk.c:2479)
[   53.623468][ T2133]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   53.623469][ T2133]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   53.623470][ T2133]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   53.623474][ T2133]  _printk (kernel/printk/printk.c:2504)
[   53.623477][ T2133]  ? snapshot_read.cold (user.c:?)
[   53.623479][ T2133]  ? br_multicast_flood (??:?)
[   53.623482][ T2133]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   53.623485][ T2133]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   53.623486][ T2133]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.623488][ T2133]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   53.623491][ T2133]  br_init_port (net/bridge/br_stp_if.c:39)
[   53.623493][ T2133]  new_nbp (net/bridge/br_if.c:449)
[   53.623495][ T2133]  br_add_if (net/bridge/br_if.c:592)
[   53.623497][ T2133]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   53.623499][ T2133]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   53.623500][ T2133]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   53.623504][ T2133]  do_set_master (net/core/rtnetlink.c:3071)
[   53.623505][ T2133]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   53.623507][ T2133]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   53.623509][ T2133]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   53.623510][ T2133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.623511][ T2133]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   53.623514][ T2133]  ? kasan_save_stack (mm/kasan/common.c:58)
[   53.623516][ T2133]  ? kasan_save_stack (mm/kasan/common.c:57)
[   53.623517][ T2133]  ? kasan_save_track (mm/kasan/common.c:78)
[   53.623518][ T2133]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   53.623519][ T2133]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   53.623520][ T2133]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   53.623521][ T2133]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.623522][ T2133]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.623525][ T2133]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.623527][ T2133]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.623528][ T2133]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   53.623531][ T2133]  ? ____sys_sendmsg (net/socket.c:2713)
[   53.623532][ T2133]  ? ___sys_sendmsg (net/socket.c:2767)
[   53.623533][ T2133]  ? __sys_sendmsg (net/socket.c:2799)
[   53.623535][ T2133]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.623539][ T2133]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.623541][ T2133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.623542][ T2133]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.623544][ T2133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.623545][ T2133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.623546][ T2133]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   53.623547][ T2133]  ? __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)
[   53.623549][ T2133]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   53.623550][ T2133]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   53.623552][ T2133]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   53.623553][ T2133]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.623556][ T2133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.623557][ T2133]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   53.623559][ T2133]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   53.623561][ T2133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.623562][ T2133]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.623563][ T2133]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.623565][ T2133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.623566][ T2133]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   53.623567][ T2133]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   53.623568][ T2133]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   53.623569][ T2133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.623570][ T2133]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   53.623574][ T2133]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   53.623576][ T2133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.623577][ T2133]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.623579][ T2133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.623580][ T2133]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.623581][ T2133]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.623582][ T2133]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.623584][ T2133]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   53.623585][ T2133]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   53.623587][ T2133]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.623589][ T2133]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.623590][ T2133]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.623592][ T2133]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.623593][ T2133]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   53.623596][ T2133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.623597][ T2133]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.623599][ T2133]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.623601][ T2133]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.623603][ T2133]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.623604][ T2133]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.623606][ T2133]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   53.623608][ T2133]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   53.623609][ T2133]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.623611][ T2133]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   53.623614][ T2133]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   53.623616][ T2133]  ____sys_sendmsg (net/socket.c:2713)
[   53.623617][ T2133]  ? copy_msghdr_from_user (net/socket.c:2650)
[   53.623619][ T2133]  ? sock_write_iter (net/socket.c:1269)
[   53.623620][ T2133]  ? move_addr_to_kernel (net/socket.c:258)
[   53.623622][ T2133]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   53.623624][ T2133]  ___sys_sendmsg (net/socket.c:2767)
[   53.623626][ T2133]  ? copy_msghdr_from_user (net/socket.c:2619)
[   53.623630][ T2133]  __sys_sendmsg (net/socket.c:2799)
[   53.623632][ T2133]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   53.623635][ T2133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.623636][ T2133]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.623638][ T2133]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   53.623640][ T2133]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.623641][ T2133] RIP: 0033:0x7fa54741254e
[   53.623643][ T2133] 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
[   53.623644][ T2133] RSP: 002b:00007ffe9567c850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.623648][ T2133] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa54741254e
[   53.623649][ T2133] RDX: 0000000000000000 RSI: 00007ffe9567c900 RDI: 0000000000000005
[   53.623650][ T2133] RBP: 00007ffe9567c860 R08: 0000000000000000 R09: 0000000000000000
[   53.623651][ T2133] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bfa4
[   53.623652][ T2133] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe9567cfd0
| [   55.008119][ T2251] softirqs last disabled at (0): 0x0
| [   55.008121][ T2251] Preemption disabled at:
| [   55.008122][ T2251] vprintk_emit (kernel/printk/printk.c:2471)
| [   55.008131][ T2251] Tainted: [W]=WARN
[   55.008132][ T2251] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.008133][ T2251] Call Trace:
[   55.008135][ T2251]  <TASK>
[   55.008136][ T2251]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   55.008141][ T2251]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   55.008143][ T2251]  __might_resched.cold (kernel/sched/core.c:9234)
[   55.008147][ T2251]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   55.008150][ T2251]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   55.008153][ T2251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.008155][ T2251]  __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))
[   55.008158][ T2251]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   55.008160][ T2251]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.008165][ T2251]  ? 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)
[   55.008167][ T2251]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.008169][ T2251]  put_chars (drivers/char/virtio_console.c:1176)
[   55.008171][ T2251]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   55.008172][ T2251]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   55.008175][ T2251]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   55.008180][ T2251]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   55.008181][ T2251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.008182][ T2251]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.008185][ T2251]  console_emit_next_record (kernel/printk/printk.c:3183)
[   55.008187][ T2251]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   55.008189][ T2251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.008190][ T2251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.008191][ T2251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.008192][ T2251]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.008194][ T2251]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   55.008196][ T2251]  console_flush_one_record (kernel/printk/printk.c:3268)
[   55.008198][ T2251]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   55.008201][ T2251]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   55.008202][ T2251]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.008204][ T2251]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   55.008206][ T2251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.008206][ T2251]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   55.008208][ T2251]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   55.008209][ T2251]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   55.008211][ T2251]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   55.008213][ T2251]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   55.008214][ T2251]  vprintk_emit (kernel/printk/printk.c:2479)
[   55.008216][ T2251]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   55.008217][ T2251]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   55.008218][ T2251]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   55.008221][ T2251]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.008223][ T2251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.008224][ T2251]  _printk (kernel/printk/printk.c:2504)
[   55.008227][ T2251]  ? snapshot_read.cold (user.c:?)
[   55.008229][ T2251]  ? br_multicast_flood (??:?)
[   55.008232][ T2251]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   55.008235][ T2251]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   55.008236][ T2251]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   55.008238][ T2251]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   55.008241][ T2251]  br_init_port (net/bridge/br_stp_if.c:39)
[   55.008242][ T2251]  new_nbp (net/bridge/br_if.c:449)
[   55.008244][ T2251]  br_add_if (net/bridge/br_if.c:592)
[   55.008246][ T2251]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   55.008249][ T2251]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   55.008250][ T2251]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   55.008253][ T2251]  do_set_master (net/core/rtnetlink.c:3071)
[   55.008255][ T2251]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   55.008257][ T2251]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   55.008258][ T2251]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   55.008259][ T2251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.008260][ T2251]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   55.008264][ T2251]  ? kasan_save_stack (mm/kasan/common.c:58)
[   55.008265][ T2251]  ? kasan_save_stack (mm/kasan/common.c:57)
[   55.008266][ T2251]  ? kasan_save_track (mm/kasan/common.c:78)
[   55.008267][ T2251]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   55.008268][ T2251]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   55.008269][ T2251]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   55.008270][ T2251]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   55.008272][ T2251]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   55.008274][ T2251]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.008276][ T2251]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   55.008277][ T2251]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   55.008280][ T2251]  ? ____sys_sendmsg (net/socket.c:2713)
[   55.008281][ T2251]  ? ___sys_sendmsg (net/socket.c:2767)
[   55.008283][ T2251]  ? __sys_sendmsg (net/socket.c:2799)
[   55.008284][ T2251]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   55.008288][ T2251]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.008290][ T2251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.008291][ T2251]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.008293][ T2251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.008293][ T2251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.008294][ T2251]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   55.008296][ T2251]  ? __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)
[   55.008298][ T2251]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   55.008299][ T2251]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   55.008300][ T2251]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   55.008301][ T2251]  ? nla_get_range_signed (lib/nlattr.c:270)
[   55.008305][ T2251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.008306][ T2251]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   55.008308][ T2251]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   55.008310][ T2251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.008311][ T2251]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.008312][ T2251]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.008313][ T2251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.008315][ T2251]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   55.008316][ T2251]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   55.008317][ T2251]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   55.008318][ T2251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.008319][ T2251]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   55.008322][ T2251]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   55.008325][ T2251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.008326][ T2251]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.008327][ T2251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.008328][ T2251]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.008330][ T2251]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   55.008331][ T2251]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.008333][ T2251]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   55.008334][ T2251]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   55.008336][ T2251]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   55.008338][ T2251]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.008339][ T2251]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   55.008340][ T2251]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.008342][ T2251]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   55.008345][ T2251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.008346][ T2251]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   55.008348][ T2251]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.008350][ T2251]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.008352][ T2251]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.008353][ T2251]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   55.008355][ T2251]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   55.008357][ T2251]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   55.008359][ T2251]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.008360][ T2251]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   55.008363][ T2251]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   55.008365][ T2251]  ____sys_sendmsg (net/socket.c:2713)
[   55.008366][ T2251]  ? copy_msghdr_from_user (net/socket.c:2650)
[   55.008368][ T2251]  ? sock_write_iter (net/socket.c:1269)
[   55.008369][ T2251]  ? move_addr_to_kernel (net/socket.c:258)
[   55.008371][ T2251]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   55.008373][ T2251]  ___sys_sendmsg (net/socket.c:2767)
[   55.008375][ T2251]  ? copy_msghdr_from_user (net/socket.c:2619)
[   55.008380][ T2251]  __sys_sendmsg (net/socket.c:2799)
[   55.008382][ T2251]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   55.008384][ T2251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.008386][ T2251]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   55.008387][ T2251]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   55.008389][ T2251]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.008391][ T2251] RIP: 0033:0x7f706418254e
[   55.008392][ T2251] 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
[   55.008394][ T2251] RSP: 002b:00007ffda87334f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.008398][ T2251] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f706418254e
[   55.008399][ T2251] RDX: 0000000000000000 RSI: 00007ffda87335a0 RDI: 0000000000000005
[   55.008400][ T2251] RBP: 00007ffda8733500 R08: 0000000000000000 R09: 0000000000000000
[   55.008400][ T2251] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bfa6
[   55.008401][ T2251] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda8733c70
| [   56.648570][ T2383] softirqs last disabled at (0): 0x0
| [   56.648572][ T2383] Preemption disabled at:
| [   56.648573][ T2383] vprintk_emit (kernel/printk/printk.c:2471)
| [   56.648582][ T2383] Tainted: [W]=WARN
[   56.648583][ T2383] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.648584][ T2383] Call Trace:
[   56.648586][ T2383]  <TASK>
[   56.648587][ T2383]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   56.648592][ T2383]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   56.648594][ T2383]  __might_resched.cold (kernel/sched/core.c:9234)
[   56.648597][ T2383]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   56.648600][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648603][ T2383]  __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))
[   56.648606][ T2383]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.648609][ T2383]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.648614][ T2383]  ? 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)
[   56.648616][ T2383]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.648618][ T2383]  put_chars (drivers/char/virtio_console.c:1176)
[   56.648620][ T2383]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   56.648621][ T2383]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   56.648623][ T2383]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   56.648625][ T2383]  ? pointer (lib/vsprintf.c:2577)
[   56.648628][ T2383]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   56.648633][ T2383]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   56.648635][ T2383]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.648636][ T2383]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.648639][ T2383]  console_emit_next_record (kernel/printk/printk.c:3183)
[   56.648641][ T2383]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   56.648643][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648644][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648645][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648646][ T2383]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.648648][ T2383]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   56.648650][ T2383]  console_flush_one_record (kernel/printk/printk.c:3268)
[   56.648652][ T2383]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   56.648655][ T2383]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   56.648657][ T2383]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.648658][ T2383]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   56.648660][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648661][ T2383]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.648662][ T2383]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   56.648663][ T2383]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   56.648665][ T2383]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   56.648667][ T2383]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   56.648668][ T2383]  vprintk_emit (kernel/printk/printk.c:2479)
[   56.648670][ T2383]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   56.648671][ T2383]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.648672][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648674][ T2383]  _printk (kernel/printk/printk.c:2504)
[   56.648677][ T2383]  ? snapshot_read.cold (user.c:?)
[   56.648679][ T2383]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.648680][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648681][ T2383]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   56.648684][ T2383]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   56.648686][ T2383]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.648689][ T2383]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   56.648691][ T2383]  ? netdev_notice (net/core/dev.c:13194)
[   56.648693][ T2383]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.648694][ T2383]  ? 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)
[   56.648696][ T2383]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.648698][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648699][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648700][ T2383]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.648703][ T2383]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   56.648704][ T2383]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[   56.648705][ T2383]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.648707][ T2383]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   56.648708][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648709][ T2383]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.648711][ T2383]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   56.648714][ T2383]  ? __kernel_text_address (kernel/extable.c:79)
[   56.648717][ T2383]  ? write_profile (profile.c:?)
[   56.648720][ T2383]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   56.648723][ T2383]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.648725][ T2383]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   56.648726][ T2383]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   56.648727][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648728][ T2383]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   56.648732][ T2383]  ? kasan_save_stack (mm/kasan/common.c:58)
[   56.648733][ T2383]  ? kasan_save_stack (mm/kasan/common.c:57)
[   56.648734][ T2383]  ? kasan_save_track (mm/kasan/common.c:78)
[   56.648735][ T2383]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   56.648736][ T2383]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   56.648737][ T2383]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   56.648738][ T2383]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   56.648740][ T2383]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   56.648742][ T2383]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.648744][ T2383]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   56.648745][ T2383]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   56.648748][ T2383]  ? ____sys_sendmsg (net/socket.c:2713)
[   56.648749][ T2383]  ? ___sys_sendmsg (net/socket.c:2767)
[   56.648750][ T2383]  ? __sys_sendmsg (net/socket.c:2799)
[   56.648752][ T2383]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.648754][ T2383]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.648757][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648758][ T2383]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.648759][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648760][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648761][ T2383]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   56.648763][ T2383]  ? __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)
[   56.648764][ T2383]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   56.648765][ T2383]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   56.648767][ T2383]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   56.648768][ T2383]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.648771][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648772][ T2383]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   56.648774][ T2383]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   56.648776][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648777][ T2383]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.648778][ T2383]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.648780][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648781][ T2383]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   56.648783][ T2383]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   56.648785][ T2383]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   56.648786][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648787][ T2383]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   56.648790][ T2383]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   56.648793][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648794][ T2383]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.648795][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648796][ T2383]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.648797][ T2383]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   56.648799][ T2383]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.648800][ T2383]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   56.648802][ T2383]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   56.648804][ T2383]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   56.648806][ T2383]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.648807][ T2383]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.648809][ T2383]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.648810][ T2383]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   56.648813][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648818][ T2383]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.648820][ T2383]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.648823][ T2383]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.648824][ T2383]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.648826][ T2383]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   56.648828][ T2383]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   56.648830][ T2383]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   56.648831][ T2383]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.648833][ T2383]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   56.648836][ T2383]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   56.648837][ T2383]  ____sys_sendmsg (net/socket.c:2713)
[   56.648839][ T2383]  ? copy_msghdr_from_user (net/socket.c:2650)
[   56.648841][ T2383]  ? sock_write_iter (net/socket.c:1269)
[   56.648842][ T2383]  ? move_addr_to_kernel (net/socket.c:258)
[   56.648843][ T2383]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   56.648846][ T2383]  ___sys_sendmsg (net/socket.c:2767)
[   56.648848][ T2383]  ? copy_msghdr_from_user (net/socket.c:2619)
[   56.648852][ T2383]  __sys_sendmsg (net/socket.c:2799)
[   56.648854][ T2383]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   56.648857][ T2383]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   56.648859][ T2383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.648860][ T2383]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.648862][ T2383]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   56.648864][ T2383]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.648865][ T2383] RIP: 0033:0x7fc2e18c854e
[   56.648867][ T2383] 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
[   56.648868][ T2383] RSP: 002b:00007fff1ddbd750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.648872][ T2383] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc2e18c854e
[   56.648873][ T2383] RDX: 0000000000000000 RSI: 00007fff1ddbd800 RDI: 0000000000000005
[   56.648874][ T2383] RBP: 00007fff1ddbd760 R08: 0000000000000000 R09: 0000000000000000
[   56.648875][ T2383] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bfa8
[   56.648876][ T2383] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff1ddbded0
| [   67.863244][ T2736] softirqs last disabled at (0): 0x0
| [   67.863246][ T2736] Preemption disabled at:
| [   67.863246][ T2736] vprintk_emit (kernel/printk/printk.c:2471)
| [   67.863256][ T2736] Tainted: [W]=WARN
[   67.863257][ T2736] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.863258][ T2736] Call Trace:
[   67.863260][ T2736]  <TASK>
[   67.863261][ T2736]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   67.863266][ T2736]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   67.863267][ T2736]  __might_resched.cold (kernel/sched/core.c:9234)
[   67.863271][ T2736]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   67.863274][ T2736]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   67.863277][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.863280][ T2736]  __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))
[   67.863282][ T2736]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   67.863285][ T2736]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   67.863290][ T2736]  ? 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)
[   67.863291][ T2736]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   67.863294][ T2736]  put_chars (drivers/char/virtio_console.c:1176)
[   67.863296][ T2736]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   67.863297][ T2736]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   67.863300][ T2736]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   67.863304][ T2736]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   67.863306][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.863307][ T2736]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   67.863310][ T2736]  console_emit_next_record (kernel/printk/printk.c:3183)
[   67.863312][ T2736]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   67.863315][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.863316][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.863317][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.863317][ T2736]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   67.863319][ T2736]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   67.863321][ T2736]  console_flush_one_record (kernel/printk/printk.c:3268)
[   67.863323][ T2736]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   67.863326][ T2736]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   67.863328][ T2736]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   67.863329][ T2736]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   67.863331][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.863332][ T2736]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   67.863333][ T2736]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   67.863334][ T2736]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   67.863336][ T2736]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   67.863338][ T2736]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   67.863339][ T2736]  vprintk_emit (kernel/printk/printk.c:2479)
[   67.863341][ T2736]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   67.863342][ T2736]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   67.863344][ T2736]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   67.863346][ T2736]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   67.863348][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.863349][ T2736]  _printk (kernel/printk/printk.c:2504)
[   67.863352][ T2736]  ? snapshot_read.cold (user.c:?)
[   67.863354][ T2736]  ? br_multicast_flood (??:?)
[   67.863357][ T2736]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   67.863360][ T2736]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   67.863361][ T2736]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   67.863363][ T2736]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   67.863365][ T2736]  br_init_port (net/bridge/br_stp_if.c:39)
[   67.863367][ T2736]  new_nbp (net/bridge/br_if.c:449)
[   67.863369][ T2736]  br_add_if (net/bridge/br_if.c:592)
[   67.863370][ T2736]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   67.863373][ T2736]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   67.863374][ T2736]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   67.863377][ T2736]  do_set_master (net/core/rtnetlink.c:3071)
[   67.863379][ T2736]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   67.863381][ T2736]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   67.863382][ T2736]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   67.863383][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.863384][ T2736]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   67.863388][ T2736]  ? kasan_save_stack (mm/kasan/common.c:58)
[   67.863389][ T2736]  ? kasan_save_stack (mm/kasan/common.c:57)
[   67.863390][ T2736]  ? kasan_save_track (mm/kasan/common.c:78)
[   67.863391][ T2736]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   67.863392][ T2736]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   67.863393][ T2736]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   67.863394][ T2736]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   67.863395][ T2736]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   67.863398][ T2736]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.863400][ T2736]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   67.863401][ T2736]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   67.863404][ T2736]  ? ____sys_sendmsg (net/socket.c:2713)
[   67.863405][ T2736]  ? ___sys_sendmsg (net/socket.c:2767)
[   67.863406][ T2736]  ? __sys_sendmsg (net/socket.c:2799)
[   67.863408][ T2736]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   67.863411][ T2736]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.863414][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.863415][ T2736]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   67.863416][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.863417][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.863418][ T2736]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   67.863420][ T2736]  ? __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)
[   67.863421][ T2736]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   67.863422][ T2736]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   67.863424][ T2736]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   67.863425][ T2736]  ? nla_get_range_signed (lib/nlattr.c:270)
[   67.863428][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.863429][ T2736]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   67.863431][ T2736]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   67.863433][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.863434][ T2736]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   67.863436][ T2736]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   67.863437][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.863438][ T2736]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   67.863439][ T2736]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   67.863440][ T2736]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   67.863442][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.863443][ T2736]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   67.863446][ T2736]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   67.863448][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.863449][ T2736]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   67.863451][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.863452][ T2736]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   67.863453][ T2736]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   67.863454][ T2736]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.863456][ T2736]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   67.863457][ T2736]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   67.863459][ T2736]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   67.863461][ T2736]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.863462][ T2736]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   67.863464][ T2736]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.863465][ T2736]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   67.863468][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.863469][ T2736]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   67.863471][ T2736]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.863473][ T2736]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.863475][ T2736]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.863477][ T2736]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   67.863479][ T2736]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   67.863480][ T2736]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   67.863482][ T2736]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   67.863483][ T2736]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   67.863486][ T2736]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   67.863488][ T2736]  ____sys_sendmsg (net/socket.c:2713)
[   67.863490][ T2736]  ? copy_msghdr_from_user (net/socket.c:2650)
[   67.863491][ T2736]  ? sock_write_iter (net/socket.c:1269)
[   67.863493][ T2736]  ? move_addr_to_kernel (net/socket.c:258)
[   67.863494][ T2736]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   67.863497][ T2736]  ___sys_sendmsg (net/socket.c:2767)
[   67.863498][ T2736]  ? copy_msghdr_from_user (net/socket.c:2619)
[   67.863503][ T2736]  __sys_sendmsg (net/socket.c:2799)
[   67.863505][ T2736]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   67.863508][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.863509][ T2736]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   67.863511][ T2736]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   67.863513][ T2736]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.863514][ T2736] RIP: 0033:0x7f9af21c454e
[   67.863516][ T2736] 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
[   67.863517][ T2736] RSP: 002b:00007ffc5c1a0210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.863521][ T2736] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9af21c454e
[   67.863522][ T2736] RDX: 0000000000000000 RSI: 00007ffc5c1a02c0 RDI: 0000000000000005
[   67.863523][ T2736] RBP: 00007ffc5c1a0220 R08: 0000000000000000 R09: 0000000000000000
[   67.863524][ T2736] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bfb3
[   67.863525][ T2736] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc5c1a0990
| [   68.951755][ T2851] softirqs last disabled at (0): 0x0
| [   68.951756][ T2851] Preemption disabled at:
| [   68.951757][ T2851] vprintk_emit (kernel/printk/printk.c:2471)
| [   68.951766][ T2851] Tainted: [W]=WARN
[   68.951767][ T2851] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.951769][ T2851] Call Trace:
[   68.951770][ T2851]  <TASK>
[   68.951771][ T2851]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   68.951777][ T2851]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   68.951778][ T2851]  __might_resched.cold (kernel/sched/core.c:9234)
[   68.951782][ T2851]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   68.951785][ T2851]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   68.951788][ T2851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.951790][ T2851]  __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))
[   68.951793][ T2851]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   68.951796][ T2851]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   68.951801][ T2851]  ? 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)
[   68.951802][ T2851]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   68.951805][ T2851]  put_chars (drivers/char/virtio_console.c:1176)
[   68.951806][ T2851]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   68.951808][ T2851]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   68.951810][ T2851]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   68.951815][ T2851]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   68.951816][ T2851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.951818][ T2851]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.951820][ T2851]  console_emit_next_record (kernel/printk/printk.c:3183)
[   68.951822][ T2851]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   68.951824][ T2851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.951825][ T2851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.951826][ T2851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.951827][ T2851]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.951829][ T2851]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   68.951831][ T2851]  console_flush_one_record (kernel/printk/printk.c:3268)
[   68.951833][ T2851]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   68.951836][ T2851]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   68.951837][ T2851]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.951839][ T2851]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   68.951840][ T2851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.951841][ T2851]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   68.951843][ T2851]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   68.951844][ T2851]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   68.951845][ T2851]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   68.951847][ T2851]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   68.951849][ T2851]  vprintk_emit (kernel/printk/printk.c:2479)
[   68.951850][ T2851]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   68.951851][ T2851]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   68.951853][ T2851]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   68.951861][ T2851]  _printk (kernel/printk/printk.c:2504)
[   68.951864][ T2851]  ? snapshot_read.cold (user.c:?)
[   68.951866][ T2851]  ? br_multicast_flood (??:?)
[   68.951870][ T2851]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   68.951872][ T2851]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   68.951873][ T2851]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   68.951875][ T2851]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   68.951878][ T2851]  br_init_port (net/bridge/br_stp_if.c:39)
[   68.951880][ T2851]  new_nbp (net/bridge/br_if.c:449)
[   68.951882][ T2851]  br_add_if (net/bridge/br_if.c:592)
[   68.951884][ T2851]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   68.951887][ T2851]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   68.951888][ T2851]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   68.951891][ T2851]  do_set_master (net/core/rtnetlink.c:3071)
[   68.951893][ T2851]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   68.951895][ T2851]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   68.951896][ T2851]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   68.951897][ T2851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.951898][ T2851]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   68.951901][ T2851]  ? kasan_save_stack (mm/kasan/common.c:58)
[   68.951903][ T2851]  ? kasan_save_stack (mm/kasan/common.c:57)
[   68.951904][ T2851]  ? kasan_save_track (mm/kasan/common.c:78)
[   68.951905][ T2851]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   68.951906][ T2851]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   68.951907][ T2851]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   68.951908][ T2851]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   68.951909][ T2851]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   68.951912][ T2851]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.951914][ T2851]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   68.951915][ T2851]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   68.951918][ T2851]  ? ____sys_sendmsg (net/socket.c:2713)
[   68.951919][ T2851]  ? ___sys_sendmsg (net/socket.c:2767)
[   68.951920][ T2851]  ? __sys_sendmsg (net/socket.c:2799)
[   68.951922][ T2851]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   68.951925][ T2851]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.951927][ T2851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.951928][ T2851]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.951930][ T2851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.951931][ T2851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.951932][ T2851]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   68.951933][ T2851]  ? __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)
[   68.951935][ T2851]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   68.951936][ T2851]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   68.951937][ T2851]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   68.951938][ T2851]  ? nla_get_range_signed (lib/nlattr.c:270)
[   68.951941][ T2851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.951942][ T2851]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   68.951944][ T2851]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   68.951946][ T2851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.951947][ T2851]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   68.951948][ T2851]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.951950][ T2851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.951951][ T2851]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   68.951952][ T2851]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   68.951953][ T2851]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   68.951955][ T2851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.951956][ T2851]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   68.951959][ T2851]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   68.951961][ T2851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.951962][ T2851]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.951963][ T2851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.951965][ T2851]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   68.951966][ T2851]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   68.951967][ T2851]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.951969][ T2851]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   68.951970][ T2851]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   68.951972][ T2851]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   68.951974][ T2851]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.951975][ T2851]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   68.951976][ T2851]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.951978][ T2851]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   68.951981][ T2851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.951982][ T2851]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   68.951984][ T2851]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.951986][ T2851]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.951987][ T2851]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.951989][ T2851]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   68.951991][ T2851]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   68.951993][ T2851]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   68.951994][ T2851]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.951996][ T2851]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   68.951999][ T2851]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   68.952000][ T2851]  ____sys_sendmsg (net/socket.c:2713)
[   68.952002][ T2851]  ? copy_msghdr_from_user (net/socket.c:2650)
[   68.952004][ T2851]  ? sock_write_iter (net/socket.c:1269)
[   68.952005][ T2851]  ? move_addr_to_kernel (net/socket.c:258)
[   68.952006][ T2851]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   68.952009][ T2851]  ___sys_sendmsg (net/socket.c:2767)
[   68.952011][ T2851]  ? copy_msghdr_from_user (net/socket.c:2619)
[   68.952015][ T2851]  __sys_sendmsg (net/socket.c:2799)
[   68.952017][ T2851]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   68.952020][ T2851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.952021][ T2851]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   68.952023][ T2851]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   68.952025][ T2851]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.952026][ T2851] RIP: 0033:0x7f8a6e48b54e
[   68.952028][ T2851] 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
[   68.952030][ T2851] RSP: 002b:00007ffddfc50bb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.952033][ T2851] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8a6e48b54e
[   68.952035][ T2851] RDX: 0000000000000000 RSI: 00007ffddfc50c60 RDI: 0000000000000005
[   68.952035][ T2851] RBP: 00007ffddfc50bc0 R08: 0000000000000000 R09: 0000000000000000
[   68.952036][ T2851] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bfb4
[   68.952037][ T2851] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffddfc51330
| [   70.385839][ T2968] softirqs last disabled at (0): 0x0
| [   70.385841][ T2968] Preemption disabled at:
| [   70.385842][ T2968] vprintk_emit (kernel/printk/printk.c:2471)
| [   70.385852][ T2968] Tainted: [W]=WARN
[   70.385853][ T2968] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.385854][ T2968] Call Trace:
[   70.385855][ T2968]  <TASK>
[   70.385857][ T2968]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   70.385866][ T2968]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   70.385868][ T2968]  __might_resched.cold (kernel/sched/core.c:9234)
[   70.385872][ T2968]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   70.385875][ T2968]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   70.385878][ T2968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.385880][ T2968]  __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))
[   70.385883][ T2968]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   70.385886][ T2968]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   70.385890][ T2968]  ? 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)
[   70.385892][ T2968]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   70.385894][ T2968]  put_chars (drivers/char/virtio_console.c:1176)
[   70.385896][ T2968]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   70.385897][ T2968]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   70.385900][ T2968]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   70.385904][ T2968]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   70.385906][ T2968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.385907][ T2968]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.385909][ T2968]  console_emit_next_record (kernel/printk/printk.c:3183)
[   70.385912][ T2968]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   70.385914][ T2968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.385915][ T2968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.385916][ T2968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.385917][ T2968]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.385919][ T2968]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   70.385920][ T2968]  console_flush_one_record (kernel/printk/printk.c:3268)
[   70.385923][ T2968]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   70.385925][ T2968]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   70.385927][ T2968]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.385928][ T2968]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   70.385930][ T2968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.385931][ T2968]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   70.385932][ T2968]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   70.385934][ T2968]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   70.385935][ T2968]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   70.385937][ T2968]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   70.385938][ T2968]  vprintk_emit (kernel/printk/printk.c:2479)
[   70.385940][ T2968]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   70.385941][ T2968]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   70.385943][ T2968]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   70.385945][ T2968]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.385947][ T2968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.385948][ T2968]  _printk (kernel/printk/printk.c:2504)
[   70.385951][ T2968]  ? snapshot_read.cold (user.c:?)
[   70.385953][ T2968]  ? br_multicast_flood (??:?)
[   70.385956][ T2968]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   70.385959][ T2968]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   70.385960][ T2968]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   70.385962][ T2968]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   70.385964][ T2968]  br_init_port (net/bridge/br_stp_if.c:39)
[   70.385966][ T2968]  new_nbp (net/bridge/br_if.c:449)
[   70.385968][ T2968]  br_add_if (net/bridge/br_if.c:592)
[   70.385969][ T2968]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   70.385972][ T2968]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   70.385973][ T2968]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   70.385976][ T2968]  do_set_master (net/core/rtnetlink.c:3071)
[   70.385978][ T2968]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   70.385980][ T2968]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   70.385981][ T2968]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   70.385982][ T2968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.385983][ T2968]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   70.385987][ T2968]  ? kasan_save_stack (mm/kasan/common.c:58)
[   70.385989][ T2968]  ? kasan_save_stack (mm/kasan/common.c:57)
[   70.385990][ T2968]  ? kasan_save_track (mm/kasan/common.c:78)
[   70.385991][ T2968]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   70.385992][ T2968]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   70.385993][ T2968]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   70.385994][ T2968]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   70.385995][ T2968]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   70.385997][ T2968]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.385999][ T2968]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   70.386000][ T2968]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   70.386003][ T2968]  ? ____sys_sendmsg (net/socket.c:2713)
[   70.386004][ T2968]  ? ___sys_sendmsg (net/socket.c:2767)
[   70.386005][ T2968]  ? __sys_sendmsg (net/socket.c:2799)
[   70.386007][ T2968]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   70.386010][ T2968]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.386012][ T2968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.386013][ T2968]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.386015][ T2968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.386016][ T2968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.386017][ T2968]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   70.386018][ T2968]  ? __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)
[   70.386020][ T2968]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   70.386021][ T2968]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   70.386023][ T2968]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   70.386023][ T2968]  ? nla_get_range_signed (lib/nlattr.c:270)
[   70.386027][ T2968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.386028][ T2968]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   70.386030][ T2968]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   70.386032][ T2968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.386033][ T2968]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   70.386034][ T2968]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.386035][ T2968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.386037][ T2968]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   70.386038][ T2968]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   70.386039][ T2968]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   70.386040][ T2968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.386042][ T2968]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   70.386045][ T2968]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   70.386047][ T2968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.386048][ T2968]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.386049][ T2968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.386050][ T2968]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   70.386052][ T2968]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   70.386053][ T2968]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.386055][ T2968]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   70.386056][ T2968]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   70.386058][ T2968]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   70.386060][ T2968]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.386061][ T2968]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   70.386063][ T2968]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.386064][ T2968]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   70.386067][ T2968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.386068][ T2968]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   70.386070][ T2968]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.386072][ T2968]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.386073][ T2968]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.386075][ T2968]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   70.386077][ T2968]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   70.386079][ T2968]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   70.386080][ T2968]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.386082][ T2968]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   70.386085][ T2968]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   70.386086][ T2968]  ____sys_sendmsg (net/socket.c:2713)
[   70.386088][ T2968]  ? copy_msghdr_from_user (net/socket.c:2650)
[   70.386090][ T2968]  ? sock_write_iter (net/socket.c:1269)
[   70.386091][ T2968]  ? move_addr_to_kernel (net/socket.c:258)
[   70.386092][ T2968]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   70.386095][ T2968]  ___sys_sendmsg (net/socket.c:2767)
[   70.386096][ T2968]  ? copy_msghdr_from_user (net/socket.c:2619)
[   70.386101][ T2968]  __sys_sendmsg (net/socket.c:2799)
[   70.386103][ T2968]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   70.386106][ T2968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.386107][ T2968]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   70.386109][ T2968]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   70.386110][ T2968]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.386112][ T2968] RIP: 0033:0x7f47c7f6354e
[   70.386114][ T2968] 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
[   70.386115][ T2968] RSP: 002b:00007ffe9acfc7e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.386120][ T2968] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f47c7f6354e
[   70.386121][ T2968] RDX: 0000000000000000 RSI: 00007ffe9acfc890 RDI: 0000000000000005
[   70.386122][ T2968] RBP: 00007ffe9acfc7f0 R08: 0000000000000000 R09: 0000000000000000
[   70.386123][ T2968] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bfb5
[   70.386124][ T2968] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe9acfcf60
| [   72.046988][ T3099] softirqs last disabled at (0): 0x0
| [   72.046990][ T3099] Preemption disabled at:
| [   72.046990][ T3099] vprintk_emit (kernel/printk/printk.c:2471)
| [   72.047000][ T3099] Tainted: [W]=WARN
[   72.047001][ T3099] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.047003][ T3099] Call Trace:
[   72.047004][ T3099]  <TASK>
[   72.047005][ T3099]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   72.047010][ T3099]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   72.047012][ T3099]  __might_resched.cold (kernel/sched/core.c:9234)
[   72.047015][ T3099]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   72.047019][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047021][ T3099]  __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))
[   72.047024][ T3099]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   72.047027][ T3099]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   72.047032][ T3099]  ? 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)
[   72.047033][ T3099]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   72.047036][ T3099]  put_chars (drivers/char/virtio_console.c:1176)
[   72.047037][ T3099]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   72.047038][ T3099]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   72.047041][ T3099]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   72.047043][ T3099]  ? pointer (lib/vsprintf.c:2577)
[   72.047046][ T3099]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   72.047050][ T3099]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   72.047052][ T3099]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   72.047054][ T3099]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.047056][ T3099]  console_emit_next_record (kernel/printk/printk.c:3183)
[   72.047059][ T3099]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   72.047061][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047062][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047063][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047064][ T3099]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.047066][ T3099]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   72.047068][ T3099]  console_flush_one_record (kernel/printk/printk.c:3268)
[   72.047070][ T3099]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   72.047073][ T3099]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   72.047074][ T3099]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.047076][ T3099]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   72.047077][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047078][ T3099]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.047080][ T3099]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   72.047081][ T3099]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   72.047083][ T3099]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   72.047085][ T3099]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   72.047086][ T3099]  vprintk_emit (kernel/printk/printk.c:2479)
[   72.047088][ T3099]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   72.047089][ T3099]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.047091][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047092][ T3099]  _printk (kernel/printk/printk.c:2504)
[   72.047095][ T3099]  ? snapshot_read.cold (user.c:?)
[   72.047097][ T3099]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.047098][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047099][ T3099]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   72.047102][ T3099]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   72.047104][ T3099]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   72.047107][ T3099]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   72.047109][ T3099]  ? netdev_notice (net/core/dev.c:13194)
[   72.047111][ T3099]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.047113][ T3099]  ? 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)
[   72.047114][ T3099]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   72.047118][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047119][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047120][ T3099]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   72.047123][ T3099]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   72.047124][ T3099]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[   72.047125][ T3099]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   72.047127][ T3099]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   72.047128][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047130][ T3099]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.047131][ T3099]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   72.047135][ T3099]  ? __kernel_text_address (kernel/extable.c:79)
[   72.047137][ T3099]  ? write_profile (profile.c:?)
[   72.047140][ T3099]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   72.047144][ T3099]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   72.047145][ T3099]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   72.047147][ T3099]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   72.047148][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047149][ T3099]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   72.047152][ T3099]  ? kasan_save_stack (mm/kasan/common.c:58)
[   72.047154][ T3099]  ? kasan_save_stack (mm/kasan/common.c:57)
[   72.047155][ T3099]  ? kasan_save_track (mm/kasan/common.c:78)
[   72.047156][ T3099]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   72.047157][ T3099]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   72.047158][ T3099]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   72.047159][ T3099]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   72.047161][ T3099]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   72.047163][ T3099]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.047165][ T3099]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   72.047166][ T3099]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   72.047169][ T3099]  ? ____sys_sendmsg (net/socket.c:2713)
[   72.047170][ T3099]  ? ___sys_sendmsg (net/socket.c:2767)
[   72.047171][ T3099]  ? __sys_sendmsg (net/socket.c:2799)
[   72.047173][ T3099]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   72.047176][ T3099]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.047178][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047179][ T3099]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.047181][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047182][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047183][ T3099]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   72.047184][ T3099]  ? __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)
[   72.047186][ T3099]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   72.047187][ T3099]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   72.047188][ T3099]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   72.047189][ T3099]  ? nla_get_range_signed (lib/nlattr.c:270)
[   72.047193][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047194][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   72.047196][ T3099]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   72.047198][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047199][ T3099]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   72.047200][ T3099]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.047201][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047203][ T3099]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   72.047205][ T3099]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   72.047206][ T3099]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   72.047207][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047209][ T3099]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   72.047212][ T3099]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   72.047214][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047215][ T3099]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.047217][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047218][ T3099]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   72.047219][ T3099]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   72.047220][ T3099]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.047222][ T3099]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   72.047223][ T3099]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   72.047225][ T3099]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   72.047227][ T3099]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.047228][ T3099]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.047230][ T3099]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.047231][ T3099]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   72.047234][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047235][ T3099]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.047237][ T3099]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.047239][ T3099]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.047241][ T3099]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.047243][ T3099]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   72.047245][ T3099]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   72.047246][ T3099]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   72.047248][ T3099]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.047249][ T3099]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   72.047252][ T3099]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   72.047254][ T3099]  ____sys_sendmsg (net/socket.c:2713)
[   72.047255][ T3099]  ? copy_msghdr_from_user (net/socket.c:2650)
[   72.047257][ T3099]  ? sock_write_iter (net/socket.c:1269)
[   72.047258][ T3099]  ? move_addr_to_kernel (net/socket.c:258)
[   72.047260][ T3099]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   72.047262][ T3099]  ___sys_sendmsg (net/socket.c:2767)
[   72.047264][ T3099]  ? copy_msghdr_from_user (net/socket.c:2619)
[   72.047269][ T3099]  __sys_sendmsg (net/socket.c:2799)
[   72.047270][ T3099]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   72.047273][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.047274][ T3099]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   72.047276][ T3099]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   72.047278][ T3099]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.047279][ T3099] RIP: 0033:0x7f2609a4354e
[   72.047281][ T3099] 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
[   72.047283][ T3099] RSP: 002b:00007ffe11f51930 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.047286][ T3099] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2609a4354e
[   72.047287][ T3099] RDX: 0000000000000000 RSI: 00007ffe11f519e0 RDI: 0000000000000005
[   72.047288][ T3099] RBP: 00007ffe11f51940 R08: 0000000000000000 R09: 0000000000000000
[   72.047289][ T3099] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bfb7
[   72.047290][ T3099] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe11f520b0
| [   83.502729][ T3462] softirqs last disabled at (0): 0x0
| [   83.502730][ T3462] Preemption disabled at:
| [   83.502731][ T3462] vprintk_emit (kernel/printk/printk.c:2471)
| [   83.502740][ T3462] Tainted: [W]=WARN
[   83.502741][ T3462] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   83.502742][ T3462] Call Trace:
[   83.502744][ T3462]  <TASK>
[   83.502745][ T3462]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   83.502750][ T3462]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   83.502752][ T3462]  __might_resched.cold (kernel/sched/core.c:9234)
[   83.502755][ T3462]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   83.502758][ T3462]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   83.502761][ T3462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.502764][ T3462]  __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))
[   83.502766][ T3462]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   83.502769][ T3462]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   83.502774][ T3462]  ? 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)
[   83.502775][ T3462]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   83.502778][ T3462]  put_chars (drivers/char/virtio_console.c:1176)
[   83.502779][ T3462]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   83.502781][ T3462]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   83.502783][ T3462]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   83.502788][ T3462]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   83.502789][ T3462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.502790][ T3462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.502793][ T3462]  console_emit_next_record (kernel/printk/printk.c:3183)
[   83.502795][ T3462]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   83.502797][ T3462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.502798][ T3462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.502799][ T3462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.502800][ T3462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.502802][ T3462]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   83.502803][ T3462]  console_flush_one_record (kernel/printk/printk.c:3268)
[   83.502806][ T3462]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   83.502808][ T3462]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   83.502810][ T3462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.502812][ T3462]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   83.502813][ T3462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.502814][ T3462]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   83.502815][ T3462]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   83.502817][ T3462]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   83.502818][ T3462]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   83.502820][ T3462]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   83.502822][ T3462]  vprintk_emit (kernel/printk/printk.c:2479)
[   83.502823][ T3462]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   83.502824][ T3462]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   83.502826][ T3462]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   83.502828][ T3462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.502830][ T3462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.502831][ T3462]  _printk (kernel/printk/printk.c:2504)
[   83.502834][ T3462]  ? snapshot_read.cold (user.c:?)
[   83.502836][ T3462]  ? br_multicast_flood (??:?)
[   83.502839][ T3462]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   83.502842][ T3462]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   83.502843][ T3462]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   83.502845][ T3462]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   83.502847][ T3462]  br_init_port (net/bridge/br_stp_if.c:39)
[   83.502849][ T3462]  new_nbp (net/bridge/br_if.c:449)
[   83.502851][ T3462]  br_add_if (net/bridge/br_if.c:592)
[   83.502853][ T3462]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   83.502855][ T3462]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   83.502856][ T3462]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   83.502859][ T3462]  do_set_master (net/core/rtnetlink.c:3071)
[   83.502861][ T3462]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   83.502863][ T3462]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   83.502864][ T3462]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   83.502865][ T3462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.502866][ T3462]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   83.502870][ T3462]  ? kasan_save_stack (mm/kasan/common.c:58)
[   83.502871][ T3462]  ? kasan_save_stack (mm/kasan/common.c:57)
[   83.502872][ T3462]  ? kasan_save_track (mm/kasan/common.c:78)
[   83.502873][ T3462]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   83.502874][ T3462]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   83.502875][ T3462]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   83.502876][ T3462]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   83.502877][ T3462]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   83.502880][ T3462]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   83.502881][ T3462]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   83.502883][ T3462]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   83.502885][ T3462]  ? ____sys_sendmsg (net/socket.c:2713)
[   83.502887][ T3462]  ? ___sys_sendmsg (net/socket.c:2767)
[   83.502888][ T3462]  ? __sys_sendmsg (net/socket.c:2799)
[   83.502890][ T3462]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   83.502893][ T3462]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   83.502895][ T3462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.502897][ T3462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.502898][ T3462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.502899][ T3462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.502900][ T3462]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   83.502901][ T3462]  ? __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)
[   83.502903][ T3462]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   83.502904][ T3462]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   83.502906][ T3462]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   83.502914][ T3462]  ? nla_get_range_signed (lib/nlattr.c:270)
[   83.502918][ T3462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.502919][ T3462]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   83.502921][ T3462]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   83.502923][ T3462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.502924][ T3462]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   83.502925][ T3462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.502926][ T3462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.502928][ T3462]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   83.502929][ T3462]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   83.502930][ T3462]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   83.502931][ T3462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.502932][ T3462]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   83.502936][ T3462]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   83.502938][ T3462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.502939][ T3462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.502940][ T3462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.502942][ T3462]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   83.502943][ T3462]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   83.502944][ T3462]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   83.502946][ T3462]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   83.502947][ T3462]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   83.502949][ T3462]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   83.502951][ T3462]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   83.502952][ T3462]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   83.502953][ T3462]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   83.502955][ T3462]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   83.502958][ T3462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.502959][ T3462]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   83.502961][ T3462]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   83.502963][ T3462]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   83.502964][ T3462]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   83.502966][ T3462]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   83.502968][ T3462]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   83.502970][ T3462]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   83.502971][ T3462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.502973][ T3462]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   83.502976][ T3462]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   83.502978][ T3462]  ____sys_sendmsg (net/socket.c:2713)
[   83.502979][ T3462]  ? copy_msghdr_from_user (net/socket.c:2650)
[   83.502981][ T3462]  ? sock_write_iter (net/socket.c:1269)
[   83.502982][ T3462]  ? move_addr_to_kernel (net/socket.c:258)
[   83.502983][ T3462]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   83.502986][ T3462]  ___sys_sendmsg (net/socket.c:2767)
[   83.502988][ T3462]  ? copy_msghdr_from_user (net/socket.c:2619)
[   83.502992][ T3462]  __sys_sendmsg (net/socket.c:2799)
[   83.502994][ T3462]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   83.502997][ T3462]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   83.502999][ T3462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.503000][ T3462]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   83.503002][ T3462]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   83.503003][ T3462]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   83.503005][ T3462] RIP: 0033:0x7ff4f2faa54e
[   83.503006][ T3462] 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
[   83.503008][ T3462] RSP: 002b:00007ffc2e48e5f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   83.503012][ T3462] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff4f2faa54e
[   83.503013][ T3462] RDX: 0000000000000000 RSI: 00007ffc2e48e6a0 RDI: 0000000000000005
[   83.503014][ T3462] RBP: 00007ffc2e48e600 R08: 0000000000000000 R09: 0000000000000000
[   83.503014][ T3462] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bfc2
[   83.503015][ T3462] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc2e48ed70
| [   84.559349][ T3577] softirqs last disabled at (0): 0x0
| [   84.559350][ T3577] Preemption disabled at:
| [   84.559351][ T3577] vprintk_emit (kernel/printk/printk.c:2471)
| [   84.559361][ T3577] Tainted: [W]=WARN
[   84.559362][ T3577] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   84.559364][ T3577] Call Trace:
[   84.559365][ T3577]  <TASK>
[   84.559366][ T3577]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   84.559372][ T3577]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   84.559373][ T3577]  __might_resched.cold (kernel/sched/core.c:9234)
[   84.559377][ T3577]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   84.559380][ T3577]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   84.559383][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.559386][ T3577]  __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))
[   84.559388][ T3577]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   84.559391][ T3577]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   84.559396][ T3577]  ? 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)
[   84.559398][ T3577]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   84.559401][ T3577]  put_chars (drivers/char/virtio_console.c:1176)
[   84.559402][ T3577]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   84.559404][ T3577]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   84.559406][ T3577]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   84.559411][ T3577]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   84.559413][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.559414][ T3577]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   84.559416][ T3577]  console_emit_next_record (kernel/printk/printk.c:3183)
[   84.559419][ T3577]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   84.559421][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.559422][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.559423][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.559424][ T3577]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   84.559425][ T3577]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   84.559427][ T3577]  console_flush_one_record (kernel/printk/printk.c:3268)
[   84.559430][ T3577]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   84.559432][ T3577]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   84.559434][ T3577]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   84.559435][ T3577]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   84.559437][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.559438][ T3577]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   84.559439][ T3577]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   84.559441][ T3577]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   84.559442][ T3577]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   84.559444][ T3577]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   84.559445][ T3577]  vprintk_emit (kernel/printk/printk.c:2479)
[   84.559447][ T3577]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   84.559448][ T3577]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   84.559450][ T3577]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   84.559453][ T3577]  _printk (kernel/printk/printk.c:2504)
[   84.559456][ T3577]  ? snapshot_read.cold (user.c:?)
[   84.559458][ T3577]  ? br_multicast_flood (??:?)
[   84.559461][ T3577]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   84.559464][ T3577]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   84.559465][ T3577]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   84.559467][ T3577]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   84.559470][ T3577]  br_init_port (net/bridge/br_stp_if.c:39)
[   84.559472][ T3577]  new_nbp (net/bridge/br_if.c:449)
[   84.559474][ T3577]  br_add_if (net/bridge/br_if.c:592)
[   84.559476][ T3577]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   84.559479][ T3577]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   84.559480][ T3577]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   84.559483][ T3577]  do_set_master (net/core/rtnetlink.c:3071)
[   84.559485][ T3577]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   84.559487][ T3577]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   84.559488][ T3577]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   84.559490][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.559491][ T3577]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   84.559494][ T3577]  ? kasan_save_stack (mm/kasan/common.c:58)
[   84.559496][ T3577]  ? kasan_save_stack (mm/kasan/common.c:57)
[   84.559497][ T3577]  ? kasan_save_track (mm/kasan/common.c:78)
[   84.559498][ T3577]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   84.559499][ T3577]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   84.559500][ T3577]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   84.559501][ T3577]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   84.559502][ T3577]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   84.559505][ T3577]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   84.559506][ T3577]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   84.559507][ T3577]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   84.559510][ T3577]  ? ____sys_sendmsg (net/socket.c:2713)
[   84.559512][ T3577]  ? ___sys_sendmsg (net/socket.c:2767)
[   84.559513][ T3577]  ? __sys_sendmsg (net/socket.c:2799)
[   84.559515][ T3577]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   84.559518][ T3577]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   84.559520][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.559522][ T3577]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   84.559523][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.559524][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.559525][ T3577]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   84.559526][ T3577]  ? __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)
[   84.559528][ T3577]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   84.559529][ T3577]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   84.559531][ T3577]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   84.559532][ T3577]  ? nla_get_range_signed (lib/nlattr.c:270)
[   84.559535][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.559536][ T3577]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   84.559538][ T3577]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   84.559540][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.559541][ T3577]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   84.559542][ T3577]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   84.559544][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.559545][ T3577]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   84.559546][ T3577]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   84.559547][ T3577]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   84.559549][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.559550][ T3577]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   84.559553][ T3577]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   84.559555][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.559556][ T3577]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   84.559558][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.559559][ T3577]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   84.559560][ T3577]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   84.559562][ T3577]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   84.559563][ T3577]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   84.559564][ T3577]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   84.559566][ T3577]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   84.559568][ T3577]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   84.559569][ T3577]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   84.559571][ T3577]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   84.559572][ T3577]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   84.559575][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.559576][ T3577]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   84.559578][ T3577]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   84.559580][ T3577]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   84.559582][ T3577]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   84.559584][ T3577]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   84.559586][ T3577]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   84.559587][ T3577]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   84.559589][ T3577]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   84.559590][ T3577]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   84.559593][ T3577]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   84.559595][ T3577]  ____sys_sendmsg (net/socket.c:2713)
[   84.559596][ T3577]  ? copy_msghdr_from_user (net/socket.c:2650)
[   84.559598][ T3577]  ? sock_write_iter (net/socket.c:1269)
[   84.559600][ T3577]  ? move_addr_to_kernel (net/socket.c:258)
[   84.559601][ T3577]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   84.559604][ T3577]  ___sys_sendmsg (net/socket.c:2767)
[   84.559605][ T3577]  ? copy_msghdr_from_user (net/socket.c:2619)
[   84.559610][ T3577]  __sys_sendmsg (net/socket.c:2799)
[   84.559612][ T3577]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   84.559615][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.559616][ T3577]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   84.559618][ T3577]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   84.559619][ T3577]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   84.559621][ T3577] RIP: 0033:0x7fbb8c0af54e
[   84.559623][ T3577] 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
[   84.559624][ T3577] RSP: 002b:00007fffb7cbacc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   84.559628][ T3577] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbb8c0af54e
[   84.559629][ T3577] RDX: 0000000000000000 RSI: 00007fffb7cbad70 RDI: 0000000000000005
[   84.559630][ T3577] RBP: 00007fffb7cbacd0 R08: 0000000000000000 R09: 0000000000000000
[   84.559631][ T3577] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bfc3
[   84.559632][ T3577] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffb7cbb440
| [   85.609789][ T3679] softirqs last disabled at (0): 0x0
| [   85.609791][ T3679] Preemption disabled at:
| [   85.609792][ T3679] vprintk_emit (kernel/printk/printk.c:2471)
| [   85.609801][ T3679] Tainted: [W]=WARN
[   85.609801][ T3679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   85.609803][ T3679] Call Trace:
[   85.609804][ T3679]  <TASK>
[   85.609805][ T3679]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   85.609811][ T3679]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   85.609812][ T3679]  __might_resched.cold (kernel/sched/core.c:9234)
[   85.609816][ T3679]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   85.609819][ T3679]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   85.609822][ T3679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.609825][ T3679]  __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))
[   85.609827][ T3679]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   85.609830][ T3679]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   85.609834][ T3679]  ? 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)
[   85.609836][ T3679]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   85.609839][ T3679]  put_chars (drivers/char/virtio_console.c:1176)
[   85.609840][ T3679]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   85.609842][ T3679]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   85.609844][ T3679]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   85.609849][ T3679]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   85.609851][ T3679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.609852][ T3679]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.609854][ T3679]  console_emit_next_record (kernel/printk/printk.c:3183)
[   85.609857][ T3679]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   85.609859][ T3679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.609860][ T3679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.609860][ T3679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.609861][ T3679]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.609863][ T3679]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   85.609865][ T3679]  console_flush_one_record (kernel/printk/printk.c:3268)
[   85.609867][ T3679]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   85.609870][ T3679]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   85.609871][ T3679]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.609873][ T3679]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   85.609874][ T3679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.609875][ T3679]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   85.609877][ T3679]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   85.609878][ T3679]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   85.609879][ T3679]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   85.609881][ T3679]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   85.609883][ T3679]  vprintk_emit (kernel/printk/printk.c:2479)
[   85.609884][ T3679]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   85.609885][ T3679]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   85.609887][ T3679]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   85.609890][ T3679]  _printk (kernel/printk/printk.c:2504)
[   85.609893][ T3679]  ? snapshot_read.cold (user.c:?)
[   85.609895][ T3679]  ? br_multicast_flood (??:?)
[   85.609899][ T3679]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   85.609901][ T3679]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   85.609902][ T3679]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   85.609904][ T3679]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   85.609907][ T3679]  br_init_port (net/bridge/br_stp_if.c:39)
[   85.609909][ T3679]  new_nbp (net/bridge/br_if.c:449)
[   85.609911][ T3679]  br_add_if (net/bridge/br_if.c:592)
[   85.609912][ T3679]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   85.609920][ T3679]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   85.609921][ T3679]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   85.609924][ T3679]  do_set_master (net/core/rtnetlink.c:3071)
[   85.609926][ T3679]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   85.609928][ T3679]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   85.609930][ T3679]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   85.609931][ T3679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.609932][ T3679]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   85.609935][ T3679]  ? kasan_save_stack (mm/kasan/common.c:58)
[   85.609937][ T3679]  ? kasan_save_stack (mm/kasan/common.c:57)
[   85.609938][ T3679]  ? kasan_save_track (mm/kasan/common.c:78)
[   85.609939][ T3679]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   85.609940][ T3679]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   85.609941][ T3679]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   85.609942][ T3679]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   85.609943][ T3679]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   85.609946][ T3679]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   85.609947][ T3679]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   85.609949][ T3679]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   85.609951][ T3679]  ? ____sys_sendmsg (net/socket.c:2713)
[   85.609953][ T3679]  ? ___sys_sendmsg (net/socket.c:2767)
[   85.609954][ T3679]  ? __sys_sendmsg (net/socket.c:2799)
[   85.609956][ T3679]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   85.609959][ T3679]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   85.609961][ T3679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.609962][ T3679]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.609964][ T3679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.609965][ T3679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.609966][ T3679]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   85.609967][ T3679]  ? __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)
[   85.609969][ T3679]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   85.609970][ T3679]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   85.609972][ T3679]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   85.609973][ T3679]  ? nla_get_range_signed (lib/nlattr.c:270)
[   85.609976][ T3679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.609977][ T3679]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   85.609979][ T3679]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   85.609981][ T3679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.609982][ T3679]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   85.609983][ T3679]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.609985][ T3679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.609986][ T3679]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   85.609987][ T3679]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   85.609988][ T3679]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   85.609990][ T3679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.609991][ T3679]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   85.609994][ T3679]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   85.609996][ T3679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.609997][ T3679]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.609999][ T3679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.610000][ T3679]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   85.610001][ T3679]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   85.610003][ T3679]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   85.610004][ T3679]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   85.610006][ T3679]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   85.610008][ T3679]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   85.610009][ T3679]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   85.610011][ T3679]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   85.610012][ T3679]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   85.610014][ T3679]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   85.610017][ T3679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.610018][ T3679]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   85.610020][ T3679]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   85.610022][ T3679]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   85.610023][ T3679]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   85.610025][ T3679]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   85.610027][ T3679]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   85.610028][ T3679]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   85.610030][ T3679]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.610031][ T3679]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   85.610035][ T3679]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   85.610036][ T3679]  ____sys_sendmsg (net/socket.c:2713)
[   85.610038][ T3679]  ? copy_msghdr_from_user (net/socket.c:2650)
[   85.610040][ T3679]  ? sock_write_iter (net/socket.c:1269)
[   85.610041][ T3679]  ? move_addr_to_kernel (net/socket.c:258)
[   85.610042][ T3679]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   85.610045][ T3679]  ___sys_sendmsg (net/socket.c:2767)
[   85.610047][ T3679]  ? copy_msghdr_from_user (net/socket.c:2619)
[   85.610051][ T3679]  __sys_sendmsg (net/socket.c:2799)
[   85.610053][ T3679]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   85.610056][ T3679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.610057][ T3679]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   85.610059][ T3679]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   85.610061][ T3679]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   85.610062][ T3679] RIP: 0033:0x7fe80009454e
[   85.610064][ T3679] 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
[   85.610065][ T3679] RSP: 002b:00007ffc60fdef80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   85.610069][ T3679] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe80009454e
[   85.610070][ T3679] RDX: 0000000000000000 RSI: 00007ffc60fdf030 RDI: 0000000000000005
[   85.610071][ T3679] RBP: 00007ffc60fdef90 R08: 0000000000000000 R09: 0000000000000000
[   85.610072][ T3679] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bfc4
[   85.610072][ T3679] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc60fdf700
| [   86.972004][ T3791] softirqs last disabled at (0): 0x0
| [   86.972005][ T3791] Preemption disabled at:
| [   86.972006][ T3791] vprintk_emit (kernel/printk/printk.c:2471)
| [   86.972016][ T3791] Tainted: [W]=WARN
[   86.972016][ T3791] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   86.972018][ T3791] Call Trace:
[   86.972019][ T3791]  <TASK>
[   86.972020][ T3791]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   86.972026][ T3791]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   86.972027][ T3791]  __might_resched.cold (kernel/sched/core.c:9234)
[   86.972031][ T3791]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   86.972034][ T3791]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   86.972037][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   86.972040][ T3791]  __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))
[   86.972042][ T3791]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   86.972045][ T3791]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   86.972050][ T3791]  ? 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)
[   86.972051][ T3791]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   86.972054][ T3791]  put_chars (drivers/char/virtio_console.c:1176)
[   86.972055][ T3791]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   86.972057][ T3791]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   86.972059][ T3791]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   86.972064][ T3791]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   86.972065][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   86.972067][ T3791]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   86.972069][ T3791]  console_emit_next_record (kernel/printk/printk.c:3183)
[   86.972072][ T3791]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   86.972074][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   86.972075][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   86.972076][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   86.972076][ T3791]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   86.972078][ T3791]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   86.972080][ T3791]  console_flush_one_record (kernel/printk/printk.c:3268)
[   86.972082][ T3791]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   86.972085][ T3791]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   86.972086][ T3791]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   86.972088][ T3791]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   86.972090][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   86.972090][ T3791]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   86.972092][ T3791]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   86.972093][ T3791]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   86.972095][ T3791]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   86.972097][ T3791]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   86.972098][ T3791]  vprintk_emit (kernel/printk/printk.c:2479)
[   86.972100][ T3791]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   86.972101][ T3791]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   86.972103][ T3791]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   86.972105][ T3791]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   86.972107][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   86.972108][ T3791]  _printk (kernel/printk/printk.c:2504)
[   86.972111][ T3791]  ? snapshot_read.cold (user.c:?)
[   86.972113][ T3791]  ? br_multicast_flood (??:?)
[   86.972121][ T3791]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   86.972123][ T3791]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   86.972124][ T3791]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   86.972126][ T3791]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   86.972129][ T3791]  br_init_port (net/bridge/br_stp_if.c:39)
[   86.972130][ T3791]  new_nbp (net/bridge/br_if.c:449)
[   86.972132][ T3791]  br_add_if (net/bridge/br_if.c:592)
[   86.972134][ T3791]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   86.972137][ T3791]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   86.972138][ T3791]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   86.972141][ T3791]  do_set_master (net/core/rtnetlink.c:3071)
[   86.972143][ T3791]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   86.972144][ T3791]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   86.972146][ T3791]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   86.972147][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   86.972148][ T3791]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   86.972151][ T3791]  ? kasan_save_stack (mm/kasan/common.c:58)
[   86.972153][ T3791]  ? kasan_save_stack (mm/kasan/common.c:57)
[   86.972154][ T3791]  ? kasan_save_track (mm/kasan/common.c:78)
[   86.972155][ T3791]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   86.972156][ T3791]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   86.972157][ T3791]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   86.972158][ T3791]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   86.972159][ T3791]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   86.972162][ T3791]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   86.972163][ T3791]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   86.972165][ T3791]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   86.972167][ T3791]  ? ____sys_sendmsg (net/socket.c:2713)
[   86.972169][ T3791]  ? ___sys_sendmsg (net/socket.c:2767)
[   86.972170][ T3791]  ? __sys_sendmsg (net/socket.c:2799)
[   86.972172][ T3791]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   86.972175][ T3791]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   86.972177][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   86.972178][ T3791]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   86.972180][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   86.972181][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   86.972182][ T3791]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   86.972183][ T3791]  ? __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)
[   86.972185][ T3791]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   86.972186][ T3791]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   86.972188][ T3791]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   86.972189][ T3791]  ? nla_get_range_signed (lib/nlattr.c:270)
[   86.972192][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   86.972193][ T3791]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   86.972195][ T3791]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   86.972197][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   86.972198][ T3791]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   86.972199][ T3791]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   86.972201][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   86.972202][ T3791]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   86.972203][ T3791]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   86.972204][ T3791]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   86.972206][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   86.972207][ T3791]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   86.972210][ T3791]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   86.972212][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   86.972213][ T3791]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   86.972214][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   86.972216][ T3791]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   86.972217][ T3791]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   86.972218][ T3791]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   86.972220][ T3791]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   86.972221][ T3791]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   86.972223][ T3791]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   86.972225][ T3791]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   86.972226][ T3791]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   86.972228][ T3791]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   86.972229][ T3791]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   86.972232][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   86.972233][ T3791]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   86.972235][ T3791]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   86.972237][ T3791]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   86.972239][ T3791]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   86.972240][ T3791]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   86.972242][ T3791]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   86.972244][ T3791]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   86.972245][ T3791]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   86.972247][ T3791]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   86.972250][ T3791]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   86.972251][ T3791]  ____sys_sendmsg (net/socket.c:2713)
[   86.972253][ T3791]  ? copy_msghdr_from_user (net/socket.c:2650)
[   86.972255][ T3791]  ? sock_write_iter (net/socket.c:1269)
[   86.972256][ T3791]  ? move_addr_to_kernel (net/socket.c:258)
[   86.972257][ T3791]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   86.972260][ T3791]  ___sys_sendmsg (net/socket.c:2767)
[   86.972262][ T3791]  ? copy_msghdr_from_user (net/socket.c:2619)
[   86.972266][ T3791]  __sys_sendmsg (net/socket.c:2799)
[   86.972268][ T3791]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   86.972271][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   86.972272][ T3791]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   86.972274][ T3791]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   86.972276][ T3791]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   86.972277][ T3791] RIP: 0033:0x7f837aa0154e
[   86.972279][ T3791] 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
[   86.972280][ T3791] RSP: 002b:00007ffd63e89860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   86.972284][ T3791] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f837aa0154e
[   86.972285][ T3791] RDX: 0000000000000000 RSI: 00007ffd63e89910 RDI: 0000000000000005
[   86.972286][ T3791] RBP: 00007ffd63e89870 R08: 0000000000000000 R09: 0000000000000000
[   86.972287][ T3791] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bfc6
[   86.972287][ T3791] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd63e89fe0
| [   88.072706][ T3897] softirqs last disabled at (0): 0x0
| [   88.072708][ T3897] Preemption disabled at:
| [   88.072709][ T3897] vprintk_emit (kernel/printk/printk.c:2471)
| [   88.072718][ T3897] Tainted: [W]=WARN
[   88.072719][ T3897] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.072721][ T3897] Call Trace:
[   88.072722][ T3897]  <TASK>
[   88.072723][ T3897]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   88.072728][ T3897]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   88.072729][ T3897]  __might_resched.cold (kernel/sched/core.c:9234)
[   88.072733][ T3897]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   88.072736][ T3897]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   88.072739][ T3897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.072742][ T3897]  __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))
[   88.072744][ T3897]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   88.072747][ T3897]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   88.072752][ T3897]  ? 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)
[   88.072754][ T3897]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   88.072756][ T3897]  put_chars (drivers/char/virtio_console.c:1176)
[   88.072758][ T3897]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   88.072759][ T3897]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   88.072762][ T3897]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   88.072766][ T3897]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   88.072768][ T3897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.072769][ T3897]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.072772][ T3897]  console_emit_next_record (kernel/printk/printk.c:3183)
[   88.072774][ T3897]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   88.072776][ T3897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.072777][ T3897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.072778][ T3897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.072779][ T3897]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.072781][ T3897]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   88.072782][ T3897]  console_flush_one_record (kernel/printk/printk.c:3268)
[   88.072785][ T3897]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   88.072787][ T3897]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   88.072789][ T3897]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.072791][ T3897]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   88.072792][ T3897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.072793][ T3897]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.072794][ T3897]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   88.072796][ T3897]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   88.072797][ T3897]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   88.072799][ T3897]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   88.072800][ T3897]  vprintk_emit (kernel/printk/printk.c:2479)
[   88.072802][ T3897]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   88.072803][ T3897]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   88.072805][ T3897]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   88.072808][ T3897]  _printk (kernel/printk/printk.c:2504)
[   88.072811][ T3897]  ? snapshot_read.cold (user.c:?)
[   88.072813][ T3897]  ? br_multicast_flood (??:?)
[   88.072816][ T3897]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   88.072819][ T3897]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   88.072820][ T3897]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   88.072822][ T3897]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   88.072825][ T3897]  br_init_port (net/bridge/br_stp_if.c:39)
[   88.072826][ T3897]  new_nbp (net/bridge/br_if.c:449)
[   88.072829][ T3897]  br_add_if (net/bridge/br_if.c:592)
[   88.072830][ T3897]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   88.072833][ T3897]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   88.072834][ T3897]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   88.072837][ T3897]  do_set_master (net/core/rtnetlink.c:3071)
[   88.072839][ T3897]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   88.072841][ T3897]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   88.072842][ T3897]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   88.072843][ T3897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.072844][ T3897]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   88.072848][ T3897]  ? kasan_save_stack (mm/kasan/common.c:58)
[   88.072850][ T3897]  ? kasan_save_stack (mm/kasan/common.c:57)
[   88.072851][ T3897]  ? kasan_save_track (mm/kasan/common.c:78)
[   88.072852][ T3897]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   88.072853][ T3897]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   88.072854][ T3897]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   88.072855][ T3897]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   88.072856][ T3897]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   88.072858][ T3897]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   88.072860][ T3897]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   88.072861][ T3897]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   88.072864][ T3897]  ? ____sys_sendmsg (net/socket.c:2713)
[   88.072865][ T3897]  ? ___sys_sendmsg (net/socket.c:2767)
[   88.072867][ T3897]  ? __sys_sendmsg (net/socket.c:2799)
[   88.072868][ T3897]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   88.072871][ T3897]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.072874][ T3897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.072875][ T3897]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.072877][ T3897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.072877][ T3897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.072879][ T3897]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   88.072880][ T3897]  ? __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)
[   88.072882][ T3897]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   88.072883][ T3897]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   88.072884][ T3897]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   88.072885][ T3897]  ? nla_get_range_signed (lib/nlattr.c:270)
[   88.072889][ T3897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.072890][ T3897]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   88.072892][ T3897]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   88.072894][ T3897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.072895][ T3897]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   88.072896][ T3897]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.072898][ T3897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.072899][ T3897]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   88.072900][ T3897]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   88.072901][ T3897]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   88.072903][ T3897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.072904][ T3897]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   88.072907][ T3897]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   88.072909][ T3897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.072910][ T3897]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.072912][ T3897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.072913][ T3897]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   88.072914][ T3897]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   88.072915][ T3897]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   88.072917][ T3897]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   88.072918][ T3897]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   88.072920][ T3897]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   88.072922][ T3897]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   88.072928][ T3897]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.072930][ T3897]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   88.072931][ T3897]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   88.072934][ T3897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.072935][ T3897]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.072937][ T3897]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   88.072939][ T3897]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   88.072941][ T3897]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.072943][ T3897]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   88.072945][ T3897]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   88.072946][ T3897]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   88.072948][ T3897]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.072949][ T3897]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   88.072952][ T3897]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   88.072954][ T3897]  ____sys_sendmsg (net/socket.c:2713)
[   88.072956][ T3897]  ? copy_msghdr_from_user (net/socket.c:2650)
[   88.072957][ T3897]  ? sock_write_iter (net/socket.c:1269)
[   88.072959][ T3897]  ? move_addr_to_kernel (net/socket.c:258)
[   88.072960][ T3897]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   88.072962][ T3897]  ___sys_sendmsg (net/socket.c:2767)
[   88.072964][ T3897]  ? copy_msghdr_from_user (net/socket.c:2619)
[   88.072969][ T3897]  __sys_sendmsg (net/socket.c:2799)
[   88.072971][ T3897]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   88.072973][ T3897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.072975][ T3897]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   88.072976][ T3897]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   88.072978][ T3897]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.072980][ T3897] RIP: 0033:0x7fa0a695354e
[   88.072981][ T3897] 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
[   88.072983][ T3897] RSP: 002b:00007ffd4156db90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.072986][ T3897] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa0a695354e
[   88.072988][ T3897] RDX: 0000000000000000 RSI: 00007ffd4156dc40 RDI: 0000000000000005
[   88.072989][ T3897] RBP: 00007ffd4156dba0 R08: 0000000000000000 R09: 0000000000000000
[   88.072990][ T3897] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bfc7
[   88.072990][ T3897] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd4156e310
| [   89.100566][   T70] softirqs last disabled at (2300): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [   89.100568][   T70] Preemption disabled at:
| [   89.100569][   T70] 0x0
| [   89.100577][   T70] Tainted: [W]=WARN
[   89.100578][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.100580][   T70] Workqueue: netns cleanup_net
[   89.100585][   T70] Call Trace:
[   89.100587][   T70]  <TASK>
[   89.100588][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   89.100594][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[   89.100598][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   89.100602][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.100604][   T70]  __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))
[   89.100607][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   89.100610][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   89.100614][   T70]  ? 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)
[   89.100615][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   89.100618][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[   89.100619][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   89.100620][   T70]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   89.100623][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   89.100625][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   89.100629][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   89.100631][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   89.100633][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.100635][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[   89.100638][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   89.100640][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.100641][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.100642][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.100643][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.100644][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   89.100646][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[   89.100649][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   89.100651][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   89.100653][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.100655][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   89.100656][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.100657][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.100659][   T70]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   89.100660][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   89.100662][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   89.100663][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   89.100665][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[   89.100666][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   89.100667][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.100669][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   89.100672][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   89.100673][   T70]  _printk (kernel/printk/printk.c:2504)
[   89.100676][   T70]  ? snapshot_read.cold (user.c:?)
[   89.100678][   T70]  ? ipv6_mc_down (net/ipv6/mcast.c:1157 net/ipv6/mcast.c:2820)
[   89.100681][   T70]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   89.100684][   T70]  br_stp_disable_port (net/bridge/br_stp_if.c:106)
[   89.100686][   T70]  br_device_event (net/bridge/br.c:111)
[   89.100688][   T70]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   89.100690][   T70]  ? packet_sendmsg_spkt (af_packet.c:?)
[   89.100692][   T70]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   89.100694][   T70]  notifier_call_chain (kernel/notifier.c:85)
[   89.100698][   T70]  netif_close_many (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:1829)
[   89.100700][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.100702][   T70]  ? 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)
[   89.100703][   T70]  ? __dev_close_many (net/core/dev.c:1804)
[   89.100705][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12411)
[   89.100707][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12487)
[   89.100709][   T70]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4537) vxlan
[   89.100715][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[   89.100717][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.100718][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.100720][   T70] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4729 drivers/net/vxlan/vxlan_core.c:4739) vxlan
[   89.100724][   T70]  ? vxlan_exit_rtnl (drivers/net/vxlan/vxlan_core.c:4926 drivers/net/vxlan/vxlan_core.c:4938) vxlan
[   89.100727][   T70]  ? netconsole_netdev_event (drivers/net/netconsole.c:722 drivers/net/netconsole.c:1992)
[   89.100730][   T70]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   89.100732][   T70]  notifier_call_chain (kernel/notifier.c:85)
[   89.100734][   T70]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[   89.100736][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[   89.100737][   T70]  ? get_rps_cpu (net/core/dev.c:5240)
[   89.100740][   T70]  default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288)
[   89.100741][   T70]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1))
[   89.100742][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.100744][   T70]  ? unregister_netdevice_queue (./include/linux/list.h:173)
[   89.100746][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   89.100748][   T70]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   89.100750][   T70]  ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253)
[   89.100752][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[   89.100754][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   89.100757][   T70]  cleanup_net (net/core/net_namespace.c:706)
[   89.100759][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   89.100761][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.100762][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.100764][   T70]  process_one_work (kernel/workqueue.c:3387)
[   89.100768][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   89.100770][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   89.100773][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   89.100775][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   89.100776][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   89.100779][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   89.100780][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   89.100782][   T70]  kthread (kernel/kthread.c:436)
[   89.100784][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   89.100785][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   89.100787][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   89.100790][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   89.100792][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   89.100795][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)


Finger prints:
__fib6_clean_all:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars
netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable