======================================
| [   10.216825][  T216] softirqs last disabled at (20752): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   10.216828][  T216] Preemption disabled at:
| [   10.216828][  T216] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.216837][  T216] Tainted: [W]=WARN
[   10.216838][  T216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.216840][  T216] Call Trace:
[   10.216841][  T216]  <TASK>
[   10.216843][  T216]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.216849][  T216]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.216850][  T216]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.216855][  T216]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.216859][  T216]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.216864][  T216]  __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))
[   10.216866][  T216]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.216873][  T216]  ? 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)
[   10.216875][  T216]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.216879][  T216]  put_chars (drivers/char/virtio_console.c:1176)
[   10.216882][  T216]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.216889][  T216]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.216896][  T216]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.216900][  T216]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.216904][  T216]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.216908][  T216]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.216910][  T216]  ? 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))
[   10.216914][  T216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.216917][  T216]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.216921][  T216]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.216925][  T216]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.216927][  T216]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.216933][  T216]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.216936][  T216]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.216938][  T216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.216940][  T216]  ? 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)
[   10.216944][  T216]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.216946][  T216]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.216949][  T216]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.216952][  T216]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.216954][  T216]  ? save_trace (kernel/locking/lockdep.c:589)
[   10.216959][  T216]  _printk (kernel/printk/printk.c:2504)
[   10.216962][  T216]  ? snapshot_read.cold (user.c:?)
[   10.216966][  T216]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   10.216968][  T216]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   10.216972][  T216]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   10.216975][  T216]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.216977][  T216]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   10.216980][  T216]  ? netdev_notice (net/core/dev.c:13194)
[   10.216988][  T216]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.216991][  T216]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.216994][  T216]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   10.216998][  T216]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.217000][  T216]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   10.217002][  T216]  ? register_netdev (net/core/dev.c:11618)
[   10.217003][  T216]  ? 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))
[   10.217009][  T216]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   10.217011][  T216]  ? __kernel_text_address (kernel/extable.c:79)
[   10.217014][  T216]  ? write_profile (profile.c:?)
[   10.217018][  T216]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   10.217024][  T216]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.217027][  T216]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   10.217029][  T216]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   10.217031][  T216]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.217034][  T216]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.217037][  T216]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.217040][  T216]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.217041][  T216]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.217044][  T216]  ? kasan_save_stack (mm/kasan/common.c:58)
[   10.217046][  T216]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.217047][  T216]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.217048][  T216]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.217051][  T216]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.217053][  T216]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   10.217056][  T216]  ? ___sys_sendmsg (net/socket.c:2758)
[   10.217059][  T216]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.217062][  T216]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.217064][  T216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.217066][  T216]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.217068][  T216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.217069][  T216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.217070][  T216]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   10.217073][  T216]  ? __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)
[   10.217075][  T216]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.217077][  T216]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.217081][  T216]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   10.217082][  T216]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.217087][  T216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.217089][  T216]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   10.217095][  T216]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   10.217100][  T216]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.217102][  T216]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.217107][  T216]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.217109][  T216]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.217111][  T216]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.217113][  T216]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.217117][  T216]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.217119][  T216]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.217122][  T216]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.217124][  T216]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.217128][  T216]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.217130][  T216]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.217134][  T216]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   10.217137][  T216]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.217140][  T216]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.217147][  T216]  ? 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))
[   10.217149][  T216]  ? 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))
[   10.217154][  T216]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.217158][  T216]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.217161][  T216]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.217165][  T216]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   10.217169][  T216]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   10.217173][  T216]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.217175][  T216]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   10.217180][  T216]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   10.217183][  T216]  ____sys_sendmsg (net/socket.c:2713)
[   10.217186][  T216]  ? copy_msghdr_from_user (net/socket.c:2650)
[   10.217188][  T216]  ? sock_write_iter (net/socket.c:1269)
[   10.217190][  T216]  ? move_addr_to_kernel (net/socket.c:258)
[   10.217197][  T216]  ___sys_sendmsg (net/socket.c:2767)
[   10.217200][  T216]  ? copy_msghdr_from_user (net/socket.c:2619)
[   10.217217][  T216]  __sys_sendmsg (net/socket.c:2799)
[   10.217220][  T216]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   10.217226][  T216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.217230][  T216]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.217232][  T216]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.217235][  T216]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.217238][  T216] RIP: 0033:0x7f143a3d654e
[   10.217241][  T216] 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
[   10.217243][  T216] RSP: 002b:00007ffc1c2bbbc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.217246][  T216] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f143a3d654e
[   10.217247][  T216] RDX: 0000000000000000 RSI: 00007ffc1c2bbc70 RDI: 0000000000000005
[   10.217248][  T216] RBP: 00007ffc1c2bbbd0 R08: 0000000000000000 R09: 0000000000000000
[   10.217249][  T216] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d2f8
[   10.217250][  T216] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc1c2bc330
| [   12.180200][  T295] softirqs last disabled at (24306): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   12.180203][  T295] Preemption disabled at:
| [   12.180203][  T295] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.180212][  T295] Tainted: [W]=WARN
[   12.180213][  T295] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.180215][  T295] Call Trace:
[   12.180216][  T295]  <TASK>
[   12.180218][  T295]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.180224][  T295]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.180226][  T295]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.180230][  T295]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.180235][  T295]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.180240][  T295]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   12.180241][  T295]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.180248][  T295]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.180251][  T295]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.180255][  T295]  put_chars (drivers/char/virtio_console.c:1176)
[   12.180257][  T295]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.180259][  T295]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.180262][  T295]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.180265][  T295]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.180271][  T295]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.180275][  T295]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.180280][  T295]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.180283][  T295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.180288][  T295]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.180292][  T295]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.180294][  T295]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   12.180298][  T295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.180299][  T295]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.180304][  T295]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.180308][  T295]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.180310][  T295]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.180315][  T295]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.180318][  T295]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.180320][  T295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.180322][  T295]  ? 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)
[   12.180326][  T295]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.180328][  T295]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.180331][  T295]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.180334][  T295]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.180336][  T295]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.180339][  T295]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.180342][  T295]  _printk (kernel/printk/printk.c:2504)
[   12.180346][  T295]  ? snapshot_read.cold (user.c:?)
[   12.180350][  T295]  ? br_multicast_flood (??:?)
[   12.180353][  T295]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   12.180354][  T295]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[   12.180355][  T295]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.180360][  T295]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   12.180365][  T295]  br_init_port (net/bridge/br_stp_if.c:39)
[   12.180367][  T295]  new_nbp (net/bridge/br_if.c:449)
[   12.180371][  T295]  br_add_if (net/bridge/br_if.c:592)
[   12.180373][  T295]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[   12.180381][  T295]  do_set_master (net/core/rtnetlink.c:3071)
[   12.180385][  T295]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   12.180389][  T295]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   12.180391][  T295]  ? __dev_get_by_name (net/core/dev.c:905)
[   12.180393][  T295]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   12.180403][  T295]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   12.180410][  T295]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.180415][  T295]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.180417][  T295]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.180424][  T295]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.180428][  T295]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.180430][  T295]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.180434][  T295]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.180435][  T295]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.180440][  T295]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.180442][  T295]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.180446][  T295]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.180449][  T295]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.180452][  T295]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.180459][  T295]  ? 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))
[   12.180461][  T295]  ? 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))
[   12.180466][  T295]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.180470][  T295]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.180476][  T295]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.180480][  T295]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.180484][  T295]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.180485][  T295]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   12.180491][  T295]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   12.180495][  T295]  ____sys_sendmsg (net/socket.c:2713)
[   12.180497][  T295]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.180500][  T295]  ? sock_write_iter (net/socket.c:1269)
[   12.180501][  T295]  ? move_addr_to_kernel (net/socket.c:258)
[   12.180506][  T295]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   12.180509][  T295]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.180512][  T295]  ___sys_sendmsg (net/socket.c:2767)
[   12.180514][  T295]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   12.180517][  T295]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.180519][  T295]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   12.180535][  T295]  __sys_sendmsg (net/socket.c:2799)
[   12.180538][  T295]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.180546][  T295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.180549][  T295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.180555][  T295]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.180559][  T295]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.180562][  T295]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.180564][  T295] RIP: 0033:0x7f2a7be9154e
[   12.180568][  T295] 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
[   12.180570][  T295] RSP: 002b:00007ffe586ba190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.180573][  T295] RAX: ffffffffffffffda RBX: 00007ffe586ba958 RCX: 00007f2a7be9154e
[   12.180574][  T295] RDX: 0000000000000000 RSI: 00007ffe586ba240 RDI: 0000000000000005
[   12.180575][  T295] RBP: 00007ffe586ba1a0 R08: 0000000000000000 R09: 0000000000000000
[   12.180576][  T295] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d2fa
[   12.180577][  T295] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe586ba910
| [   13.204275][  T323] softirqs last disabled at (15954): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   13.204277][  T323] Preemption disabled at:
| [   13.204278][  T323] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.204286][  T323] Tainted: [W]=WARN
[   13.204287][  T323] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.204289][  T323] Call Trace:
[   13.204291][  T323]  <TASK>
[   13.204292][  T323]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.204298][  T323]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.204300][  T323]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.204305][  T323]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.204309][  T323]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.204313][  T323]  __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))
[   13.204315][  T323]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.204322][  T323]  ? 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)
[   13.204325][  T323]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.204329][  T323]  put_chars (drivers/char/virtio_console.c:1176)
[   13.204331][  T323]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.204337][  T323]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.204345][  T323]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.204348][  T323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.204353][  T323]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.204357][  T323]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.204359][  T323]  ? 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))
[   13.204362][  T323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.204365][  T323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.204369][  T323]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.204373][  T323]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.204375][  T323]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.204381][  T323]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.204384][  T323]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.204385][  T323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.204387][  T323]  ? 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)
[   13.204391][  T323]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.204393][  T323]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.204396][  T323]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.204399][  T323]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.204401][  T323]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   13.204407][  T323]  _printk (kernel/printk/printk.c:2504)
[   13.204410][  T323]  ? snapshot_read.cold (user.c:?)
[   13.204412][  T323]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.204415][  T323]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.204418][  T323]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.204420][  T323]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   13.204424][  T323]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   13.204426][  T323]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.204429][  T323]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   13.204432][  T323]  ? netdev_notice (net/core/dev.c:13194)
[   13.204435][  T323]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.204438][  T323]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.204440][  T323]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.204444][  T323]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.204446][  T323]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   13.204448][  T323]  ? register_netdev (net/core/dev.c:11618)
[   13.204449][  T323]  ? 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))
[   13.204455][  T323]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   13.204457][  T323]  ? __kernel_text_address (kernel/extable.c:79)
[   13.204460][  T323]  ? write_profile (profile.c:?)
[   13.204464][  T323]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   13.204470][  T323]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.204473][  T323]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.204475][  T323]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.204477][  T323]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.204479][  T323]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.204482][  T323]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.204484][  T323]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.204486][  T323]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.204488][  T323]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.204490][  T323]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.204492][  T323]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.204493][  T323]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   13.204495][  T323]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.204497][  T323]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   13.204500][  T323]  ? ___sys_sendmsg (net/socket.c:2758)
[   13.204504][  T323]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.204506][  T323]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.204508][  T323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.204510][  T323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.204512][  T323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.204513][  T323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.204515][  T323]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.204517][  T323]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   13.204518][  T323]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.204520][  T323]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.204524][  T323]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.204525][  T323]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.204530][  T323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.204532][  T323]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.204537][  T323]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.204544][  T323]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.204547][  T323]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.204556][  T323]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.204558][  T323]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.204560][  T323]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.204562][  T323]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.204566][  T323]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.204568][  T323]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.204571][  T323]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.204572][  T323]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.204577][  T323]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.204579][  T323]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.204582][  T323]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.204586][  T323]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.204589][  T323]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.204595][  T323]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.204598][  T323]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.204602][  T323]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.204606][  T323]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.204609][  T323]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.204613][  T323]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.204617][  T323]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.204621][  T323]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.204623][  T323]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   13.204628][  T323]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   13.204631][  T323]  ____sys_sendmsg (net/socket.c:2713)
[   13.204634][  T323]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.204636][  T323]  ? sock_write_iter (net/socket.c:1269)
[   13.204638][  T323]  ? move_addr_to_kernel (net/socket.c:258)
[   13.204645][  T323]  ___sys_sendmsg (net/socket.c:2767)
[   13.204648][  T323]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.204664][  T323]  __sys_sendmsg (net/socket.c:2799)
[   13.204667][  T323]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.204673][  T323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.204677][  T323]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.204680][  T323]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.204683][  T323]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.204685][  T323] RIP: 0033:0x7f6b9c9fc54e
[   13.204689][  T323] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.204691][  T323] RSP: 002b:00007fff23008810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.204694][  T323] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f6b9c9fc54e
[   13.204695][  T323] RDX: 0000000000000000 RSI: 00007fff230088c0 RDI: 0000000000000005
[   13.204696][  T323] RBP: 00007fff23008820 R08: 0000000000000000 R09: 0000000000000000
[   13.204697][  T323] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d2fb
[   13.204698][  T323] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff23008f80
| [   15.114841][  T381] softirqs last disabled at (18214): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   15.114843][  T381] Preemption disabled at:
| [   15.114844][  T381] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.114853][  T381] Tainted: [W]=WARN
[   15.114854][  T381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.114855][  T381] Call Trace:
[   15.114857][  T381]  <TASK>
[   15.114858][  T381]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.114864][  T381]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.114866][  T381]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.114870][  T381]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.114874][  T381]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.114878][  T381]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   15.114880][  T381]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.114887][  T381]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.114889][  T381]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.114893][  T381]  put_chars (drivers/char/virtio_console.c:1176)
[   15.114896][  T381]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.114897][  T381]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.114901][  T381]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.114904][  T381]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.114909][  T381]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.114913][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.114918][  T381]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.114921][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.114926][  T381]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.114930][  T381]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.114932][  T381]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   15.114936][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.114937][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.114941][  T381]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.114946][  T381]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.114948][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.114953][  T381]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.114956][  T381]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.114958][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.114960][  T381]  ? 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)
[   15.114964][  T381]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.114966][  T381]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.114969][  T381]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.114972][  T381]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.114974][  T381]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.114977][  T381]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   15.114981][  T381]  _printk (kernel/printk/printk.c:2504)
[   15.114984][  T381]  ? snapshot_read.cold (user.c:?)
[   15.114988][  T381]  ? br_multicast_flood (??:?)
[   15.114991][  T381]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   15.114992][  T381]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[   15.114994][  T381]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.114998][  T381]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   15.115003][  T381]  br_init_port (net/bridge/br_stp_if.c:39)
[   15.115005][  T381]  new_nbp (net/bridge/br_if.c:449)
[   15.115009][  T381]  br_add_if (net/bridge/br_if.c:592)
[   15.115011][  T381]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[   15.115019][  T381]  do_set_master (net/core/rtnetlink.c:3071)
[   15.115023][  T381]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   15.115027][  T381]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   15.115029][  T381]  ? __dev_get_by_name (net/core/dev.c:905)
[   15.115031][  T381]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   15.115048][  T381]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   15.115055][  T381]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.115060][  T381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.115062][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.115069][  T381]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.115073][  T381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.115075][  T381]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.115079][  T381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.115080][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.115085][  T381]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.115087][  T381]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.115091][  T381]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.115094][  T381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.115097][  T381]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.115104][  T381]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.115106][  T381]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.115110][  T381]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.115114][  T381]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.115120][  T381]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.115124][  T381]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.115128][  T381]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.115130][  T381]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   15.115136][  T381]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   15.115140][  T381]  ____sys_sendmsg (net/socket.c:2713)
[   15.115142][  T381]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.115145][  T381]  ? sock_write_iter (net/socket.c:1269)
[   15.115146][  T381]  ? move_addr_to_kernel (net/socket.c:258)
[   15.115151][  T381]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   15.115153][  T381]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.115157][  T381]  ___sys_sendmsg (net/socket.c:2767)
[   15.115159][  T381]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   15.115161][  T381]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.115164][  T381]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   15.115179][  T381]  __sys_sendmsg (net/socket.c:2799)
[   15.115182][  T381]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.115188][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.115190][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.115193][  T381]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.115197][  T381]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.115200][  T381]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.115202][  T381] RIP: 0033:0x7f53e5e8154e
[   15.115206][  T381] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.115208][  T381] RSP: 002b:00007ffdbd10b8e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.115211][  T381] RAX: ffffffffffffffda RBX: 00007ffdbd10c0a8 RCX: 00007f53e5e8154e
[   15.115212][  T381] RDX: 0000000000000000 RSI: 00007ffdbd10b990 RDI: 0000000000000005
[   15.115213][  T381] RBP: 00007ffdbd10b8f0 R08: 0000000000000000 R09: 0000000000000000
[   15.115214][  T381] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d2fd
[   15.115215][  T381] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdbd10c060
| [   22.229142][   T70] softirqs last disabled at (29876): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   22.229145][   T70] Preemption disabled at:
| [   22.229146][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [   22.229155][   T70] Tainted: [W]=WARN
[   22.229156][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.229157][   T70] Workqueue: netns cleanup_net
[   22.229161][   T70] Call Trace:
[   22.229162][   T70]  <TASK>
[   22.229164][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.229170][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   22.229172][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.229177][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.229181][   T70]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   22.229186][   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))
[   22.229188][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.229194][   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)
[   22.229196][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.229200][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[   22.229203][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.229206][   T70]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   22.229211][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.229215][   T70]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.229221][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.229224][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.229230][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.229234][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.229236][   T70]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   22.229239][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.229241][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.229245][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.229250][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.229252][   T70]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.229258][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.229261][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.229263][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.229264][   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)
[   22.229268][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.229270][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.229273][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.229276][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.229278][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[   22.229280][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   22.229281][   T70]  ? kthread (kernel/kthread.c:436)
[   22.229284][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[   22.229287][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   22.229292][   T70]  _printk (kernel/printk/printk.c:2504)
[   22.229295][   T70]  ? snapshot_read.cold (user.c:?)
[   22.229300][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   22.229304][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   22.229308][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   22.229311][   T70]  ? netdev_notice (net/core/dev.c:13194)
[   22.229315][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.229317][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   22.229320][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   22.229322][   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)
[   22.229324][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   22.229329][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[   22.229332][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[   22.229339][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[   22.229343][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[   22.229346][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[   22.229350][   T70]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.229354][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[   22.229355][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.229359][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   22.229364][   T70]  cleanup_net (net/core/net_namespace.c:706)
[   22.229367][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   22.229371][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.229373][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.229376][   T70]  process_one_work (kernel/workqueue.c:3387)
[   22.229383][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   22.229386][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.229394][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   22.229399][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   22.229401][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   22.229404][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   22.229407][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   22.229409][   T70]  kthread (kernel/kthread.c:436)
[   22.229411][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.229414][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   22.229417][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.229420][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   22.229423][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   22.229427][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   22.229430][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.387649][  T530] softirqs last disabled at (16312): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   23.387651][  T530] Preemption disabled at:
| [   23.387652][  T530] vprintk_emit (kernel/printk/printk.c:2471)
| [   23.387660][  T530] Tainted: [W]=WARN
[   23.387661][  T530] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.387663][  T530] Call Trace:
[   23.387665][  T530]  <TASK>
[   23.387667][  T530]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.387672][  T530]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   23.387674][  T530]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.387679][  T530]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.387683][  T530]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   23.387688][  T530]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   23.387690][  T530]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.387696][  T530]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.387699][  T530]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.387703][  T530]  put_chars (drivers/char/virtio_console.c:1176)
[   23.387705][  T530]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.387712][  T530]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.387720][  T530]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.387723][  T530]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.387727][  T530]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.387732][  T530]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.387733][  T530]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   23.387737][  T530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.387740][  T530]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.387744][  T530]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.387748][  T530]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.387750][  T530]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.387756][  T530]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.387759][  T530]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.387761][  T530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.387762][  T530]  ? 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)
[   23.387766][  T530]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.387768][  T530]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.387771][  T530]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.387774][  T530]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.387777][  T530]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   23.387782][  T530]  _printk (kernel/printk/printk.c:2504)
[   23.387786][  T530]  ? snapshot_read.cold (user.c:?)
[   23.387787][  T530]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.387790][  T530]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.387793][  T530]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.387796][  T530]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   23.387800][  T530]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   23.387803][  T530]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.387805][  T530]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   23.387808][  T530]  ? netdev_notice (net/core/dev.c:13194)
[   23.387811][  T530]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.387814][  T530]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.387817][  T530]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   23.387820][  T530]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.387823][  T530]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   23.387825][  T530]  ? register_netdev (net/core/dev.c:11618)
[   23.387826][  T530]  ? 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))
[   23.387831][  T530]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   23.387834][  T530]  ? __kernel_text_address (kernel/extable.c:79)
[   23.387837][  T530]  ? write_profile (profile.c:?)
[   23.387841][  T530]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   23.387846][  T530]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.387850][  T530]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   23.387852][  T530]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   23.387854][  T530]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.387856][  T530]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.387859][  T530]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.387861][  T530]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.387863][  T530]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.387865][  T530]  ? kasan_save_stack (mm/kasan/common.c:58)
[   23.387867][  T530]  ? kasan_save_stack (mm/kasan/common.c:57)
[   23.387868][  T530]  ? kasan_save_track (mm/kasan/common.c:78)
[   23.387870][  T530]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   23.387872][  T530]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.387874][  T530]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   23.387877][  T530]  ? ___sys_sendmsg (net/socket.c:2758)
[   23.387881][  T530]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.387883][  T530]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   23.387886][  T530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.387888][  T530]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.387889][  T530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.387891][  T530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.387892][  T530]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   23.387895][  T530]  ? __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)
[   23.387896][  T530]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   23.387898][  T530]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   23.387902][  T530]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   23.387903][  T530]  ? nla_get_range_signed (lib/nlattr.c:270)
[   23.387908][  T530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.387910][  T530]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   23.387916][  T530]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   23.387921][  T530]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.387923][  T530]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.387928][  T530]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.387930][  T530]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.387932][  T530]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.387934][  T530]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.387938][  T530]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.387940][  T530]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   23.387943][  T530]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.387945][  T530]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.387949][  T530]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.387951][  T530]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.387955][  T530]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   23.387958][  T530]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.387961][  T530]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.387968][  T530]  ? 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))
[   23.387970][  T530]  ? 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))
[   23.387975][  T530]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.387979][  T530]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.387982][  T530]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.387986][  T530]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   23.387990][  T530]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   23.387994][  T530]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.387996][  T530]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   23.388001][  T530]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   23.388004][  T530]  ____sys_sendmsg (net/socket.c:2713)
[   23.388007][  T530]  ? copy_msghdr_from_user (net/socket.c:2650)
[   23.388009][  T530]  ? sock_write_iter (net/socket.c:1269)
[   23.388011][  T530]  ? move_addr_to_kernel (net/socket.c:258)
[   23.388018][  T530]  ___sys_sendmsg (net/socket.c:2767)
[   23.388021][  T530]  ? copy_msghdr_from_user (net/socket.c:2619)
[   23.388038][  T530]  __sys_sendmsg (net/socket.c:2799)
[   23.388041][  T530]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   23.388047][  T530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.388050][  T530]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.388053][  T530]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   23.388056][  T530]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.388058][  T530] RIP: 0033:0x7f9da112c54e
[   23.388062][  T530] 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
[   23.388064][  T530] RSP: 002b:00007fff9c0fc0f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.388067][  T530] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f9da112c54e
[   23.388069][  T530] RDX: 0000000000000000 RSI: 00007fff9c0fc1a0 RDI: 0000000000000005
[   23.388069][  T530] RBP: 00007fff9c0fc100 R08: 0000000000000000 R09: 0000000000000000
[   23.388070][  T530] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d305
[   23.388071][  T530] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff9c0fc860
| [   25.287500][  T605] softirqs last disabled at (18788): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   25.287502][  T605] Preemption disabled at:
| [   25.287503][  T605] vprintk_emit (kernel/printk/printk.c:2471)
| [   25.287512][  T605] Tainted: [W]=WARN
[   25.287512][  T605] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.287514][  T605] Call Trace:
[   25.287516][  T605]  <TASK>
[   25.287518][  T605]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.287524][  T605]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   25.287525][  T605]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.287530][  T605]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.287534][  T605]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   25.287539][  T605]  __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))
[   25.287540][  T605]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.287550][  T605]  ? 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)
[   25.287555][  T605]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.287559][  T605]  put_chars (drivers/char/virtio_console.c:1176)
[   25.287561][  T605]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.287562][  T605]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.287566][  T605]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.287569][  T605]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.287574][  T605]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.287578][  T605]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.287583][  T605]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.287587][  T605]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.287592][  T605]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.287596][  T605]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.287598][  T605]  ? 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))
[   25.287601][  T605]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.287603][  T605]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.287607][  T605]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.287611][  T605]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.287613][  T605]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.287619][  T605]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.287622][  T605]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.287624][  T605]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.287625][  T605]  ? 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)
[   25.287629][  T605]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.287631][  T605]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.287634][  T605]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.287637][  T605]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.287639][  T605]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.287642][  T605]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   25.287646][  T605]  _printk (kernel/printk/printk.c:2504)
[   25.287649][  T605]  ? snapshot_read.cold (user.c:?)
[   25.287653][  T605]  ? br_multicast_flood (??:?)
[   25.287656][  T605]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   25.287657][  T605]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[   25.287659][  T605]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   25.287663][  T605]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   25.287668][  T605]  br_init_port (net/bridge/br_stp_if.c:39)
[   25.287670][  T605]  new_nbp (net/bridge/br_if.c:449)
[   25.287674][  T605]  br_add_if (net/bridge/br_if.c:592)
[   25.287676][  T605]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[   25.287684][  T605]  do_set_master (net/core/rtnetlink.c:3071)
[   25.287688][  T605]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   25.287691][  T605]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   25.287693][  T605]  ? __dev_get_by_name (net/core/dev.c:905)
[   25.287695][  T605]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   25.287705][  T605]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   25.287712][  T605]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   25.287718][  T605]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.287720][  T605]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.287727][  T605]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.287731][  T605]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.287733][  T605]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   25.287736][  T605]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.287738][  T605]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.287742][  T605]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.287744][  T605]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.287748][  T605]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   25.287751][  T605]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.287754][  T605]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.287761][  T605]  ? 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))
[   25.287763][  T605]  ? 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))
[   25.287768][  T605]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.287772][  T605]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.287778][  T605]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   25.287782][  T605]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   25.287786][  T605]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.287788][  T605]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   25.287793][  T605]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   25.287797][  T605]  ____sys_sendmsg (net/socket.c:2713)
[   25.287800][  T605]  ? copy_msghdr_from_user (net/socket.c:2650)
[   25.287802][  T605]  ? sock_write_iter (net/socket.c:1269)
[   25.287804][  T605]  ? move_addr_to_kernel (net/socket.c:258)
[   25.287808][  T605]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   25.287811][  T605]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.287815][  T605]  ___sys_sendmsg (net/socket.c:2767)
[   25.287816][  T605]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   25.287819][  T605]  ? copy_msghdr_from_user (net/socket.c:2619)
[   25.287822][  T605]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   25.287837][  T605]  __sys_sendmsg (net/socket.c:2799)
[   25.287840][  T605]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   25.287846][  T605]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.287848][  T605]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.287851][  T605]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.287854][  T605]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   25.287858][  T605]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.287860][  T605] RIP: 0033:0x7f0eadb7254e
[   25.287864][  T605] 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
[   25.287866][  T605] RSP: 002b:00007ffe0e16e7a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.287868][  T605] RAX: ffffffffffffffda RBX: 00007ffe0e16ef68 RCX: 00007f0eadb7254e
[   25.287870][  T605] RDX: 0000000000000000 RSI: 00007ffe0e16e850 RDI: 0000000000000005
[   25.287871][  T605] RBP: 00007ffe0e16e7b0 R08: 0000000000000000 R09: 0000000000000000
[   25.287872][  T605] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d307
[   25.287872][  T605] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe0e16ef20
| [   26.419031][  T642] softirqs last disabled at (27670): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   26.419033][  T642] Preemption disabled at:
| [   26.419034][  T642] vprintk_emit (kernel/printk/printk.c:2471)
| [   26.419042][  T642] Tainted: [W]=WARN
[   26.419043][  T642] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.419045][  T642] Call Trace:
[   26.419047][  T642]  <TASK>
[   26.419048][  T642]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.419054][  T642]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   26.419055][  T642]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.419060][  T642]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.419064][  T642]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   26.419069][  T642]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   26.419071][  T642]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.419077][  T642]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.419080][  T642]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.419084][  T642]  put_chars (drivers/char/virtio_console.c:1176)
[   26.419086][  T642]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.419093][  T642]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.419101][  T642]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.419104][  T642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.419109][  T642]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.419113][  T642]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.419115][  T642]  ? 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))
[   26.419118][  T642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.419121][  T642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.419125][  T642]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.419129][  T642]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.419131][  T642]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.419137][  T642]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.419140][  T642]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.419142][  T642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.419144][  T642]  ? 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)
[   26.419148][  T642]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.419155][  T642]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.419158][  T642]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.419161][  T642]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.419164][  T642]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   26.419169][  T642]  _printk (kernel/printk/printk.c:2504)
[   26.419172][  T642]  ? snapshot_read.cold (user.c:?)
[   26.419174][  T642]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.419177][  T642]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.419180][  T642]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.419182][  T642]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   26.419186][  T642]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   26.419189][  T642]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   26.419191][  T642]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   26.419194][  T642]  ? netdev_notice (net/core/dev.c:13194)
[   26.419197][  T642]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.419200][  T642]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.419203][  T642]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   26.419206][  T642]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   26.419208][  T642]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   26.419210][  T642]  ? register_netdev (net/core/dev.c:11618)
[   26.419212][  T642]  ? 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))
[   26.419217][  T642]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   26.419220][  T642]  ? __kernel_text_address (kernel/extable.c:79)
[   26.419222][  T642]  ? write_profile (profile.c:?)
[   26.419227][  T642]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   26.419232][  T642]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   26.419236][  T642]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   26.419238][  T642]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   26.419239][  T642]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.419241][  T642]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.419244][  T642]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.419246][  T642]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.419248][  T642]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.419251][  T642]  ? kasan_save_stack (mm/kasan/common.c:58)
[   26.419252][  T642]  ? kasan_save_stack (mm/kasan/common.c:57)
[   26.419254][  T642]  ? kasan_save_track (mm/kasan/common.c:78)
[   26.419255][  T642]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   26.419257][  T642]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.419259][  T642]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   26.419262][  T642]  ? ___sys_sendmsg (net/socket.c:2758)
[   26.419266][  T642]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.419268][  T642]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.419271][  T642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.419272][  T642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.419274][  T642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.419275][  T642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.419277][  T642]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   26.419279][  T642]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   26.419280][  T642]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   26.419282][  T642]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.419286][  T642]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   26.419287][  T642]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.419292][  T642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.419294][  T642]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   26.419299][  T642]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   26.419305][  T642]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.419307][  T642]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.419311][  T642]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.419313][  T642]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.419315][  T642]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.419317][  T642]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.419321][  T642]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.419323][  T642]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   26.419326][  T642]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.419328][  T642]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.419332][  T642]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.419334][  T642]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.419338][  T642]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   26.419341][  T642]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.419344][  T642]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.419351][  T642]  ? 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))
[   26.419353][  T642]  ? 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))
[   26.419357][  T642]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.419361][  T642]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.419364][  T642]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.419368][  T642]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   26.419372][  T642]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   26.419376][  T642]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.419378][  T642]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   26.419383][  T642]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   26.419386][  T642]  ____sys_sendmsg (net/socket.c:2713)
[   26.419388][  T642]  ? copy_msghdr_from_user (net/socket.c:2650)
[   26.419391][  T642]  ? sock_write_iter (net/socket.c:1269)
[   26.419392][  T642]  ? move_addr_to_kernel (net/socket.c:258)
[   26.419400][  T642]  ___sys_sendmsg (net/socket.c:2767)
[   26.419403][  T642]  ? copy_msghdr_from_user (net/socket.c:2619)
[   26.419419][  T642]  __sys_sendmsg (net/socket.c:2799)
[   26.419421][  T642]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   26.419428][  T642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.419431][  T642]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   26.419434][  T642]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   26.419437][  T642]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.419439][  T642] RIP: 0033:0x7f27532b154e
[   26.419443][  T642] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.419445][  T642] RSP: 002b:00007ffe96de8140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.419448][  T642] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f27532b154e
[   26.419449][  T642] RDX: 0000000000000000 RSI: 00007ffe96de81f0 RDI: 0000000000000005
[   26.419450][  T642] RBP: 00007ffe96de8150 R08: 0000000000000000 R09: 0000000000000000
[   26.419451][  T642] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d308
[   26.419452][  T642] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe96de88b0
| [   28.306962][  T710] softirqs last disabled at (18794): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   28.306964][  T710] Preemption disabled at:
| [   28.306965][  T710] vprintk_emit (kernel/printk/printk.c:2471)
| [   28.306974][  T710] Tainted: [W]=WARN
[   28.306974][  T710] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.306976][  T710] Call Trace:
[   28.306978][  T710]  <TASK>
[   28.306979][  T710]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.306985][  T710]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   28.306987][  T710]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.306992][  T710]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.306996][  T710]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   28.307001][  T710]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   28.307003][  T710]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.307010][  T710]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.307013][  T710]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.307017][  T710]  put_chars (drivers/char/virtio_console.c:1176)
[   28.307020][  T710]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.307021][  T710]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.307025][  T710]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.307028][  T710]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.307033][  T710]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.307036][  T710]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.307042][  T710]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.307045][  T710]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.307050][  T710]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.307054][  T710]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.307056][  T710]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   28.307060][  T710]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.307062][  T710]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.307066][  T710]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.307070][  T710]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.307072][  T710]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.307078][  T710]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.307081][  T710]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.307083][  T710]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.307085][  T710]  ? 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)
[   28.307089][  T710]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.307091][  T710]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.307094][  T710]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.307097][  T710]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.307099][  T710]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.307102][  T710]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   28.307106][  T710]  _printk (kernel/printk/printk.c:2504)
[   28.307109][  T710]  ? snapshot_read.cold (user.c:?)
[   28.307113][  T710]  ? br_multicast_flood (??:?)
[   28.307116][  T710]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   28.307117][  T710]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[   28.307119][  T710]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   28.307123][  T710]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   28.307128][  T710]  br_init_port (net/bridge/br_stp_if.c:39)
[   28.307131][  T710]  new_nbp (net/bridge/br_if.c:449)
[   28.307135][  T710]  br_add_if (net/bridge/br_if.c:592)
[   28.307137][  T710]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[   28.307145][  T710]  do_set_master (net/core/rtnetlink.c:3071)
[   28.307149][  T710]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   28.307153][  T710]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   28.307154][  T710]  ? __dev_get_by_name (net/core/dev.c:905)
[   28.307157][  T710]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   28.307167][  T710]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   28.307180][  T710]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   28.307186][  T710]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.307188][  T710]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.307195][  T710]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.307199][  T710]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.307201][  T710]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   28.307205][  T710]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.307206][  T710]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.307211][  T710]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.307213][  T710]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.307217][  T710]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   28.307220][  T710]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.307223][  T710]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.307230][  T710]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   28.307232][  T710]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   28.307237][  T710]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.307241][  T710]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.307247][  T710]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   28.307251][  T710]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   28.307256][  T710]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.307257][  T710]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   28.307263][  T710]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   28.307267][  T710]  ____sys_sendmsg (net/socket.c:2713)
[   28.307269][  T710]  ? copy_msghdr_from_user (net/socket.c:2650)
[   28.307272][  T710]  ? sock_write_iter (net/socket.c:1269)
[   28.307273][  T710]  ? move_addr_to_kernel (net/socket.c:258)
[   28.307278][  T710]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   28.307281][  T710]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.307285][  T710]  ___sys_sendmsg (net/socket.c:2767)
[   28.307287][  T710]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   28.307289][  T710]  ? copy_msghdr_from_user (net/socket.c:2619)
[   28.307292][  T710]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   28.307308][  T710]  __sys_sendmsg (net/socket.c:2799)
[   28.307311][  T710]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   28.307317][  T710]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.307319][  T710]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.307322][  T710]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.307325][  T710]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   28.307329][  T710]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.307331][  T710] RIP: 0033:0x7faaf1cea54e
[   28.307335][  T710] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   28.307337][  T710] RSP: 002b:00007ffe08296620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.307340][  T710] RAX: ffffffffffffffda RBX: 00007ffe08296de8 RCX: 00007faaf1cea54e
[   28.307341][  T710] RDX: 0000000000000000 RSI: 00007ffe082966d0 RDI: 0000000000000005
[   28.307342][  T710] RBP: 00007ffe08296630 R08: 0000000000000000 R09: 0000000000000000
[   28.307343][  T710] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d30a
[   28.307344][  T710] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe08296da0
| [   35.372682][   T70] softirqs last disabled at (312594): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   35.372684][   T70] Preemption disabled at:
| [   35.372685][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [   35.372694][   T70] Tainted: [W]=WARN
[   35.372695][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.372697][   T70] Workqueue: netns cleanup_net
[   35.372700][   T70] Call Trace:
[   35.372702][   T70]  <TASK>
[   35.372704][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   35.372710][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   35.372712][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[   35.372716][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   35.372721][   T70]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   35.372725][   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))
[   35.372727][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.372734][   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)
[   35.372737][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.372741][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[   35.372743][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   35.372745][   T70]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.372749][   T70]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.372751][   T70]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.372757][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   35.372761][   T70]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.372766][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   35.372770][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.372775][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[   35.372779][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   35.372781][   T70]  ? 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))
[   35.372784][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.372786][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.372790][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[   35.372795][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   35.372797][   T70]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.372803][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   35.372806][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   35.372808][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.372809][   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)
[   35.372813][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   35.372815][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   35.372818][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[   35.372822][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   35.372823][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[   35.372825][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   35.372827][   T70]  ? kthread (kernel/kthread.c:436)
[   35.372829][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[   35.372832][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   35.372837][   T70]  _printk (kernel/printk/printk.c:2504)
[   35.372841][   T70]  ? snapshot_read.cold (user.c:?)
[   35.372845][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   35.372849][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   35.372853][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   35.372856][   T70]  ? netdev_notice (net/core/dev.c:13194)
[   35.372861][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.372863][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   35.372866][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   35.372868][   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)
[   35.372870][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   35.372875][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[   35.372878][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[   35.372885][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[   35.372889][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[   35.372893][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[   35.372897][   T70]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   35.372901][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[   35.372902][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.372906][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   35.372911][   T70]  cleanup_net (net/core/net_namespace.c:706)
[   35.372914][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   35.372918][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.372920][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.372924][   T70]  process_one_work (kernel/workqueue.c:3387)
[   35.372931][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   35.372934][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.372942][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   35.372946][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   35.372949][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   35.372952][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   35.372955][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   35.372957][   T70]  kthread (kernel/kthread.c:436)
[   35.372959][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   35.372962][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   35.372965][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.372968][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   35.372971][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   35.372975][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   35.372978][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.541070][  T860] softirqs last disabled at (22244): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   36.541073][  T860] Preemption disabled at:
| [   36.541074][  T860] vprintk_emit (kernel/printk/printk.c:2471)
| [   36.541082][  T860] Tainted: [W]=WARN
[   36.541083][  T860] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.541085][  T860] Call Trace:
[   36.541086][  T860]  <TASK>
[   36.541088][  T860]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   36.541094][  T860]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   36.541096][  T860]  __might_resched.cold (kernel/sched/core.c:9234)
[   36.541100][  T860]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   36.541104][  T860]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   36.541109][  T860]  __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))
[   36.541111][  T860]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.541118][  T860]  ? 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)
[   36.541120][  T860]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.541124][  T860]  put_chars (drivers/char/virtio_console.c:1176)
[   36.541126][  T860]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   36.541133][  T860]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   36.541140][  T860]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   36.541143][  T860]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.541148][  T860]  console_emit_next_record (kernel/printk/printk.c:3183)
[   36.541152][  T860]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   36.541154][  T860]  ? 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))
[   36.541157][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.541160][  T860]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.541164][  T860]  console_flush_one_record (kernel/printk/printk.c:3268)
[   36.541168][  T860]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   36.541170][  T860]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.541175][  T860]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   36.541178][  T860]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   36.541180][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.541182][  T860]  ? 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)
[   36.541186][  T860]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   36.541188][  T860]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   36.541190][  T860]  vprintk_emit (kernel/printk/printk.c:2479)
[   36.541194][  T860]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   36.541196][  T860]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   36.541201][  T860]  _printk (kernel/printk/printk.c:2504)
[   36.541205][  T860]  ? snapshot_read.cold (user.c:?)
[   36.541206][  T860]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.541209][  T860]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.541212][  T860]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.541214][  T860]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   36.541218][  T860]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   36.541221][  T860]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.541223][  T860]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   36.541226][  T860]  ? netdev_notice (net/core/dev.c:13194)
[   36.541229][  T860]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.541232][  T860]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.541235][  T860]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   36.541238][  T860]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.541240][  T860]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   36.541242][  T860]  ? register_netdev (net/core/dev.c:11618)
[   36.541244][  T860]  ? 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))
[   36.541249][  T860]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   36.541257][  T860]  ? __kernel_text_address (kernel/extable.c:79)
[   36.541260][  T860]  ? write_profile (profile.c:?)
[   36.541264][  T860]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   36.541269][  T860]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.541273][  T860]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   36.541275][  T860]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   36.541276][  T860]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.541278][  T860]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.541282][  T860]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.541284][  T860]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.541286][  T860]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.541288][  T860]  ? kasan_save_stack (mm/kasan/common.c:58)
[   36.541290][  T860]  ? kasan_save_stack (mm/kasan/common.c:57)
[   36.541291][  T860]  ? kasan_save_track (mm/kasan/common.c:78)
[   36.541292][  T860]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   36.541295][  T860]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.541297][  T860]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   36.541300][  T860]  ? ___sys_sendmsg (net/socket.c:2758)
[   36.541303][  T860]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.541305][  T860]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.541308][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.541310][  T860]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.541311][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.541313][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.541314][  T860]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   36.541317][  T860]  ? __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)
[   36.541318][  T860]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   36.541320][  T860]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.541323][  T860]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   36.541324][  T860]  ? nla_get_range_signed (lib/nlattr.c:270)
[   36.541330][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.541332][  T860]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   36.541337][  T860]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   36.541343][  T860]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.541345][  T860]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.541349][  T860]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.541351][  T860]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.541353][  T860]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.541355][  T860]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.541359][  T860]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.541361][  T860]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.541364][  T860]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.541366][  T860]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.541370][  T860]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.541372][  T860]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.541376][  T860]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   36.541379][  T860]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.541382][  T860]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.541389][  T860]  ? 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))
[   36.541391][  T860]  ? 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))
[   36.541395][  T860]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.541399][  T860]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.541402][  T860]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.541406][  T860]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.541410][  T860]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   36.541414][  T860]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.541416][  T860]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   36.541421][  T860]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   36.541424][  T860]  ____sys_sendmsg (net/socket.c:2713)
[   36.541427][  T860]  ? copy_msghdr_from_user (net/socket.c:2650)
[   36.541429][  T860]  ? sock_write_iter (net/socket.c:1269)
[   36.541430][  T860]  ? move_addr_to_kernel (net/socket.c:258)
[   36.541438][  T860]  ___sys_sendmsg (net/socket.c:2767)
[   36.541441][  T860]  ? copy_msghdr_from_user (net/socket.c:2619)
[   36.541457][  T860]  __sys_sendmsg (net/socket.c:2799)
[   36.541460][  T860]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   36.541466][  T860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.541469][  T860]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.541472][  T860]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   36.541475][  T860]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.541477][  T860] RIP: 0033:0x7f6bf7cb054e
[   36.541481][  T860] 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
[   36.541483][  T860] RSP: 002b:00007ffcf891add0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.541486][  T860] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f6bf7cb054e
[   36.541487][  T860] RDX: 0000000000000000 RSI: 00007ffcf891ae80 RDI: 0000000000000005
[   36.541488][  T860] RBP: 00007ffcf891ade0 R08: 0000000000000000 R09: 0000000000000000
[   36.541489][  T860] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d312
[   36.541490][  T860] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf891b540
| [   38.816687][  T935] softirqs last disabled at (16796): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   38.816689][  T935] Preemption disabled at:
| [   38.816690][  T935] vprintk_emit (kernel/printk/printk.c:2471)
| [   38.816699][  T935] Tainted: [W]=WARN
[   38.816701][  T935] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.816702][  T935] Call Trace:
[   38.816704][  T935]  <TASK>
[   38.816706][  T935]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   38.816713][  T935]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   38.816715][  T935]  __might_resched.cold (kernel/sched/core.c:9234)
[   38.816720][  T935]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   38.816725][  T935]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   38.816730][  T935]  __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))
[   38.816732][  T935]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.816740][  T935]  ? 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)
[   38.816742][  T935]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.816747][  T935]  put_chars (drivers/char/virtio_console.c:1176)
[   38.816750][  T935]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   38.816751][  T935]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   38.816755][  T935]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.816758][  T935]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.816764][  T935]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   38.816769][  T935]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.816775][  T935]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   38.816779][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.816784][  T935]  console_emit_next_record (kernel/printk/printk.c:3183)
[   38.816789][  T935]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   38.816791][  T935]  ? 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))
[   38.816795][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.816797][  T935]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.816802][  T935]  console_flush_one_record (kernel/printk/printk.c:3268)
[   38.816807][  T935]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   38.816809][  T935]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.816815][  T935]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   38.816819][  T935]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   38.816821][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.816823][  T935]  ? 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)
[   38.816827][  T935]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   38.816829][  T935]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   38.816833][  T935]  vprintk_emit (kernel/printk/printk.c:2479)
[   38.816836][  T935]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   38.816839][  T935]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.816842][  T935]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   38.816846][  T935]  _printk (kernel/printk/printk.c:2504)
[   38.816850][  T935]  ? snapshot_read.cold (user.c:?)
[   38.816854][  T935]  ? br_multicast_flood (??:?)
[   38.816858][  T935]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   38.816859][  T935]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[   38.816861][  T935]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   38.816866][  T935]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   38.816871][  T935]  br_init_port (net/bridge/br_stp_if.c:39)
[   38.816874][  T935]  new_nbp (net/bridge/br_if.c:449)
[   38.816879][  T935]  br_add_if (net/bridge/br_if.c:592)
[   38.816881][  T935]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[   38.816890][  T935]  do_set_master (net/core/rtnetlink.c:3071)
[   38.816894][  T935]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   38.816898][  T935]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   38.816900][  T935]  ? __dev_get_by_name (net/core/dev.c:905)
[   38.816903][  T935]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   38.816914][  T935]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   38.816921][  T935]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   38.816928][  T935]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.816930][  T935]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.816938][  T935]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.816942][  T935]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.816945][  T935]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.816949][  T935]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.816950][  T935]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.816956][  T935]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.816958][  T935]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.816963][  T935]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   38.816966][  T935]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.816970][  T935]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.816977][  T935]  ? 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))
[   38.816980][  T935]  ? 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))
[   38.816985][  T935]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.816990][  T935]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.816996][  T935]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   38.817001][  T935]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   38.817005][  T935]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.817007][  T935]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   38.817013][  T935]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   38.817018][  T935]  ____sys_sendmsg (net/socket.c:2713)
[   38.817020][  T935]  ? copy_msghdr_from_user (net/socket.c:2650)
[   38.817023][  T935]  ? sock_write_iter (net/socket.c:1269)
[   38.817025][  T935]  ? move_addr_to_kernel (net/socket.c:258)
[   38.817030][  T935]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   38.817033][  T935]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.817038][  T935]  ___sys_sendmsg (net/socket.c:2767)
[   38.817040][  T935]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   38.817043][  T935]  ? copy_msghdr_from_user (net/socket.c:2619)
[   38.817046][  T935]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   38.817063][  T935]  __sys_sendmsg (net/socket.c:2799)
[   38.817067][  T935]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   38.817073][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.817075][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.817079][  T935]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.817083][  T935]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   38.817086][  T935]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.817089][  T935] RIP: 0033:0x7f90b213254e
[   38.817093][  T935] 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
[   38.817095][  T935] RSP: 002b:00007ffd839473a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.817099][  T935] RAX: ffffffffffffffda RBX: 00007ffd83947b68 RCX: 00007f90b213254e
[   38.817100][  T935] RDX: 0000000000000000 RSI: 00007ffd83947450 RDI: 0000000000000005
[   38.817101][  T935] RBP: 00007ffd839473b0 R08: 0000000000000000 R09: 0000000000000000
[   38.817102][  T935] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d315
[   38.817103][  T935] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd83947b20
| [   40.207877][  T972] softirqs last disabled at (15096): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   40.207880][  T972] Preemption disabled at:
| [   40.207880][  T972] vprintk_emit (kernel/printk/printk.c:2471)
| [   40.207890][  T972] Tainted: [W]=WARN
[   40.207892][  T972] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.207894][  T972] Call Trace:
[   40.207895][  T972]  <TASK>
[   40.207897][  T972]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   40.207904][  T972]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   40.207906][  T972]  __might_resched.cold (kernel/sched/core.c:9234)
[   40.207911][  T972]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   40.207916][  T972]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   40.207921][  T972]  __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))
[   40.207923][  T972]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.207931][  T972]  ? 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)
[   40.207934][  T972]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.207938][  T972]  put_chars (drivers/char/virtio_console.c:1176)
[   40.207941][  T972]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   40.207948][  T972]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   40.207957][  T972]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   40.207961][  T972]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.207966][  T972]  console_emit_next_record (kernel/printk/printk.c:3183)
[   40.207970][  T972]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   40.207972][  T972]  ? 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))
[   40.207976][  T972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.207979][  T972]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.207984][  T972]  console_flush_one_record (kernel/printk/printk.c:3268)
[   40.207989][  T972]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   40.207991][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.207997][  T972]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   40.208000][  T972]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   40.208002][  T972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.208004][  T972]  ? 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)
[   40.208009][  T972]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   40.208011][  T972]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   40.208014][  T972]  vprintk_emit (kernel/printk/printk.c:2479)
[   40.208018][  T972]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   40.208021][  T972]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   40.208026][  T972]  _printk (kernel/printk/printk.c:2504)
[   40.208030][  T972]  ? snapshot_read.cold (user.c:?)
[   40.208032][  T972]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   40.208035][  T972]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.208038][  T972]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   40.208041][  T972]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   40.208045][  T972]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   40.208049][  T972]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   40.208051][  T972]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   40.208055][  T972]  ? netdev_notice (net/core/dev.c:13194)
[   40.208058][  T972]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.208061][  T972]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.208064][  T972]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   40.208068][  T972]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   40.208071][  T972]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   40.208073][  T972]  ? register_netdev (net/core/dev.c:11618)
[   40.208074][  T972]  ? 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))
[   40.208080][  T972]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   40.208083][  T972]  ? __kernel_text_address (kernel/extable.c:79)
[   40.208086][  T972]  ? write_profile (profile.c:?)
[   40.208091][  T972]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   40.208097][  T972]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   40.208101][  T972]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   40.208104][  T972]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   40.208105][  T972]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.208107][  T972]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.208111][  T972]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   40.208114][  T972]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.208116][  T972]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   40.208119][  T972]  ? kasan_save_stack (mm/kasan/common.c:58)
[   40.208121][  T972]  ? kasan_save_stack (mm/kasan/common.c:57)
[   40.208122][  T972]  ? kasan_save_track (mm/kasan/common.c:78)
[   40.208123][  T972]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   40.208126][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.208128][  T972]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   40.208131][  T972]  ? ___sys_sendmsg (net/socket.c:2758)
[   40.208136][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.208138][  T972]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   40.208141][  T972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.208143][  T972]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.208145][  T972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.208146][  T972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.208148][  T972]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   40.208151][  T972]  ? __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)
[   40.208152][  T972]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   40.208155][  T972]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   40.208158][  T972]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   40.208160][  T972]  ? nla_get_range_signed (lib/nlattr.c:270)
[   40.208166][  T972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.208169][  T972]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   40.208175][  T972]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   40.208181][  T972]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.208183][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.208189][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.208191][  T972]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.208193][  T972]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.208195][  T972]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.208200][  T972]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.208202][  T972]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   40.208206][  T972]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.208207][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.208213][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.208215][  T972]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.208219][  T972]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   40.208223][  T972]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.208226][  T972]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.208233][  T972]  ? 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))
[   40.208236][  T972]  ? 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))
[   40.208241][  T972]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.208245][  T972]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.208249][  T972]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.208253][  T972]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   40.208258][  T972]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   40.208262][  T972]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.208264][  T972]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   40.208270][  T972]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   40.208274][  T972]  ____sys_sendmsg (net/socket.c:2713)
[   40.208276][  T972]  ? copy_msghdr_from_user (net/socket.c:2650)
[   40.208279][  T972]  ? sock_write_iter (net/socket.c:1269)
[   40.208281][  T972]  ? move_addr_to_kernel (net/socket.c:258)
[   40.208300][  T972]  ___sys_sendmsg (net/socket.c:2767)
[   40.208303][  T972]  ? copy_msghdr_from_user (net/socket.c:2619)
[   40.208322][  T972]  __sys_sendmsg (net/socket.c:2799)
[   40.208325][  T972]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   40.208332][  T972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.208336][  T972]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.208339][  T972]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   40.208342][  T972]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.208345][  T972] RIP: 0033:0x7ff651d2b54e
[   40.208350][  T972] 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
[   40.208352][  T972] RSP: 002b:00007ffe63ded400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.208356][  T972] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007ff651d2b54e
[   40.208357][  T972] RDX: 0000000000000000 RSI: 00007ffe63ded4b0 RDI: 0000000000000005
[   40.208358][  T972] RBP: 00007ffe63ded410 R08: 0000000000000000 R09: 0000000000000000
[   40.208359][  T972] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d316
[   40.208360][  T972] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe63dedb70
| [   41.222077][ T1016] softirqs last disabled at (16122): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   41.222079][ T1016] Preemption disabled at:
| [   41.222080][ T1016] vprintk_emit (kernel/printk/printk.c:2471)
| [   41.222090][ T1016] Tainted: [W]=WARN
[   41.222091][ T1016] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.222093][ T1016] Call Trace:
[   41.222095][ T1016]  <TASK>
[   41.222097][ T1016]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   41.222104][ T1016]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   41.222105][ T1016]  __might_resched.cold (kernel/sched/core.c:9234)
[   41.222110][ T1016]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   41.222115][ T1016]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   41.222120][ T1016]  __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))
[   41.222122][ T1016]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.222130][ T1016]  ? 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)
[   41.222133][ T1016]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.222137][ T1016]  put_chars (drivers/char/virtio_console.c:1176)
[   41.222140][ T1016]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   41.222141][ T1016]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   41.222145][ T1016]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.222148][ T1016]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   41.222154][ T1016]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   41.222159][ T1016]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.222165][ T1016]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   41.222169][ T1016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.222174][ T1016]  console_emit_next_record (kernel/printk/printk.c:3183)
[   41.222179][ T1016]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   41.222181][ T1016]  ? 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))
[   41.222185][ T1016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.222187][ T1016]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.222191][ T1016]  console_flush_one_record (kernel/printk/printk.c:3268)
[   41.222196][ T1016]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   41.222198][ T1016]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.222205][ T1016]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   41.222208][ T1016]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   41.222210][ T1016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.222212][ T1016]  ? 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)
[   41.222216][ T1016]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   41.222218][ T1016]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   41.222221][ T1016]  vprintk_emit (kernel/printk/printk.c:2479)
[   41.222225][ T1016]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   41.222227][ T1016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.222231][ T1016]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   41.222235][ T1016]  _printk (kernel/printk/printk.c:2504)
[   41.222239][ T1016]  ? snapshot_read.cold (user.c:?)
[   41.222243][ T1016]  ? br_multicast_flood (??:?)
[   41.222247][ T1016]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   41.222248][ T1016]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[   41.222250][ T1016]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   41.222255][ T1016]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   41.222260][ T1016]  br_init_port (net/bridge/br_stp_if.c:39)
[   41.222263][ T1016]  new_nbp (net/bridge/br_if.c:449)
[   41.222267][ T1016]  br_add_if (net/bridge/br_if.c:592)
[   41.222269][ T1016]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[   41.222278][ T1016]  do_set_master (net/core/rtnetlink.c:3071)
[   41.222282][ T1016]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   41.222287][ T1016]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   41.222289][ T1016]  ? __dev_get_by_name (net/core/dev.c:905)
[   41.222291][ T1016]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   41.222309][ T1016]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   41.222317][ T1016]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   41.222323][ T1016]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.222325][ T1016]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.222333][ T1016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.222337][ T1016]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.222340][ T1016]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   41.222344][ T1016]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.222345][ T1016]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.222351][ T1016]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.222353][ T1016]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.222357][ T1016]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   41.222361][ T1016]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.222364][ T1016]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.222372][ T1016]  ? 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))
[   41.222374][ T1016]  ? 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))
[   41.222379][ T1016]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.222384][ T1016]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.222390][ T1016]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   41.222395][ T1016]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   41.222400][ T1016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.222402][ T1016]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   41.222408][ T1016]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   41.222412][ T1016]  ____sys_sendmsg (net/socket.c:2713)
[   41.222415][ T1016]  ? copy_msghdr_from_user (net/socket.c:2650)
[   41.222418][ T1016]  ? sock_write_iter (net/socket.c:1269)
[   41.222420][ T1016]  ? move_addr_to_kernel (net/socket.c:258)
[   41.222425][ T1016]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   41.222428][ T1016]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.222432][ T1016]  ___sys_sendmsg (net/socket.c:2767)
[   41.222434][ T1016]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   41.222437][ T1016]  ? copy_msghdr_from_user (net/socket.c:2619)
[   41.222440][ T1016]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   41.222457][ T1016]  __sys_sendmsg (net/socket.c:2799)
[   41.222460][ T1016]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   41.222467][ T1016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.222469][ T1016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.222472][ T1016]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   41.222476][ T1016]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   41.222480][ T1016]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.222482][ T1016] RIP: 0033:0x7fc73de3354e
[   41.222487][ T1016] 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
[   41.222489][ T1016] RSP: 002b:00007ffebb9624e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.222492][ T1016] RAX: ffffffffffffffda RBX: 00007ffebb962ca8 RCX: 00007fc73de3354e
[   41.222494][ T1016] RDX: 0000000000000000 RSI: 00007ffebb962590 RDI: 0000000000000005
[   41.222495][ T1016] RBP: 00007ffebb9624f0 R08: 0000000000000000 R09: 0000000000000000
[   41.222496][ T1016] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d317
[   41.222497][ T1016] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffebb962c60
| [   42.509056][ T1046] softirqs last disabled at (24238): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   42.509058][ T1046] Preemption disabled at:
| [   42.509058][ T1046] vprintk_emit (kernel/printk/printk.c:2471)
| [   42.509068][ T1046] Tainted: [W]=WARN
[   42.509069][ T1046] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.509071][ T1046] Call Trace:
[   42.509073][ T1046]  <TASK>
[   42.509075][ T1046]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   42.509081][ T1046]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   42.509083][ T1046]  __might_resched.cold (kernel/sched/core.c:9234)
[   42.509088][ T1046]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   42.509093][ T1046]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   42.509098][ T1046]  __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))
[   42.509100][ T1046]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.509108][ T1046]  ? 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)
[   42.509111][ T1046]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.509115][ T1046]  put_chars (drivers/char/virtio_console.c:1176)
[   42.509118][ T1046]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   42.509119][ T1046]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   42.509124][ T1046]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.509127][ T1046]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   42.509133][ T1046]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   42.509137][ T1046]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.509143][ T1046]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   42.509147][ T1046]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.509152][ T1046]  console_emit_next_record (kernel/printk/printk.c:3183)
[   42.509157][ T1046]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   42.509159][ T1046]  ? 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))
[   42.509163][ T1046]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.509165][ T1046]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.509170][ T1046]  console_flush_one_record (kernel/printk/printk.c:3268)
[   42.509175][ T1046]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   42.509177][ T1046]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.509183][ T1046]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   42.509186][ T1046]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   42.509189][ T1046]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.509191][ T1046]  ? 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)
[   42.509195][ T1046]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   42.509197][ T1046]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   42.509200][ T1046]  vprintk_emit (kernel/printk/printk.c:2479)
[   42.509204][ T1046]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   42.509206][ T1046]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   42.509209][ T1046]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   42.509213][ T1046]  _printk (kernel/printk/printk.c:2504)
[   42.509218][ T1046]  ? snapshot_read.cold (user.c:?)
[   42.509222][ T1046]  ? br_multicast_flood (??:?)
[   42.509225][ T1046]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   42.509227][ T1046]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[   42.509228][ T1046]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   42.509233][ T1046]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   42.509238][ T1046]  br_init_port (net/bridge/br_stp_if.c:39)
[   42.509242][ T1046]  new_nbp (net/bridge/br_if.c:449)
[   42.509246][ T1046]  br_add_if (net/bridge/br_if.c:592)
[   42.509248][ T1046]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[   42.509257][ T1046]  do_set_master (net/core/rtnetlink.c:3071)
[   42.509261][ T1046]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   42.509265][ T1046]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   42.509267][ T1046]  ? __dev_get_by_name (net/core/dev.c:905)
[   42.509270][ T1046]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   42.509281][ T1046]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   42.509289][ T1046]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   42.509296][ T1046]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.509298][ T1046]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.509306][ T1046]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   42.509310][ T1046]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.509322][ T1046]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   42.509326][ T1046]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.509327][ T1046]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.509333][ T1046]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   42.509335][ T1046]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.509339][ T1046]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   42.509342][ T1046]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.509346][ T1046]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.509353][ T1046]  ? 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))
[   42.509356][ T1046]  ? 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))
[   42.509361][ T1046]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.509365][ T1046]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.509372][ T1046]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   42.509376][ T1046]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   42.509381][ T1046]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   42.509383][ T1046]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   42.509389][ T1046]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   42.509394][ T1046]  ____sys_sendmsg (net/socket.c:2713)
[   42.509396][ T1046]  ? copy_msghdr_from_user (net/socket.c:2650)
[   42.509399][ T1046]  ? sock_write_iter (net/socket.c:1269)
[   42.509401][ T1046]  ? move_addr_to_kernel (net/socket.c:258)
[   42.509406][ T1046]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   42.509409][ T1046]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.509413][ T1046]  ___sys_sendmsg (net/socket.c:2767)
[   42.509415][ T1046]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   42.509418][ T1046]  ? copy_msghdr_from_user (net/socket.c:2619)
[   42.509421][ T1046]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   42.509438][ T1046]  __sys_sendmsg (net/socket.c:2799)
[   42.509441][ T1046]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   42.509447][ T1046]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.509449][ T1046]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.509453][ T1046]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   42.509457][ T1046]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   42.509460][ T1046]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.509463][ T1046] RIP: 0033:0x7fd6f44b854e
[   42.509467][ T1046] 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
[   42.509470][ T1046] RSP: 002b:00007fff3cda2020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.509473][ T1046] RAX: ffffffffffffffda RBX: 00007fff3cda27e8 RCX: 00007fd6f44b854e
[   42.509474][ T1046] RDX: 0000000000000000 RSI: 00007fff3cda20d0 RDI: 0000000000000005
[   42.509476][ T1046] RBP: 00007fff3cda2030 R08: 0000000000000000 R09: 0000000000000000
[   42.509476][ T1046] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d318
[   42.509478][ T1046] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff3cda27a0
| [   49.567432][   T70] softirqs last disabled at (605772): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   49.567435][   T70] Preemption disabled at:
| [   49.567435][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [   49.567444][   T70] Tainted: [W]=WARN
[   49.567445][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.567447][   T70] Workqueue: netns cleanup_net
[   49.567450][   T70] Call Trace:
[   49.567451][   T70]  <TASK>
[   49.567453][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   49.567459][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   49.567461][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[   49.567465][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   49.567470][   T70]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   49.567474][   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))
[   49.567476][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.567482][   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)
[   49.567485][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.567489][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[   49.567491][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   49.567492][   T70]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   49.567496][   T70]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.567499][   T70]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   49.567504][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   49.567507][   T70]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.567513][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   49.567516][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.567520][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[   49.567525][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   49.567526][   T70]  ? 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))
[   49.567530][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.567531][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.567535][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[   49.567540][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   49.567541][   T70]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.567554][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   49.567558][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   49.567561][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.567563][   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)
[   49.567567][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   49.567569][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   49.567571][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[   49.567575][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   49.567576][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[   49.567578][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   49.567580][   T70]  ? kthread (kernel/kthread.c:436)
[   49.567582][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[   49.567585][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   49.567590][   T70]  _printk (kernel/printk/printk.c:2504)
[   49.567593][   T70]  ? snapshot_read.cold (user.c:?)
[   49.567598][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   49.567601][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   49.567605][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   49.567608][   T70]  ? netdev_notice (net/core/dev.c:13194)
[   49.567613][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.567614][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   49.567617][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   49.567619][   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)
[   49.567621][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   49.567625][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[   49.567629][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[   49.567635][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[   49.567639][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[   49.567642][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[   49.567646][   T70]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   49.567650][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[   49.567651][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   49.567654][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   49.567659][   T70]  cleanup_net (net/core/net_namespace.c:706)
[   49.567662][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.567666][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.567668][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.567671][   T70]  process_one_work (kernel/workqueue.c:3387)
[   49.567678][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   49.567681][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   49.567689][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   49.567693][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   49.567695][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   49.567698][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   49.567700][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   49.567702][   T70]  kthread (kernel/kthread.c:436)
[   49.567704][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.567708][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   49.567710][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.567713][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   49.567716][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.567720][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   49.567723][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   50.658381][ T1194] softirqs last disabled at (15806): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   50.658384][ T1194] Preemption disabled at:
| [   50.658384][ T1194] vprintk_emit (kernel/printk/printk.c:2471)
| [   50.658393][ T1194] Tainted: [W]=WARN
[   50.658393][ T1194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.658400][ T1194] Call Trace:
[   50.658402][ T1194]  <TASK>
[   50.658403][ T1194]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   50.658409][ T1194]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   50.658411][ T1194]  __might_resched.cold (kernel/sched/core.c:9234)
[   50.658415][ T1194]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   50.658420][ T1194]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   50.658424][ T1194]  __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))
[   50.658426][ T1194]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.658432][ T1194]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   50.658435][ T1194]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.658438][ T1194]  put_chars (drivers/char/virtio_console.c:1176)
[   50.658441][ T1194]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   50.658447][ T1194]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   50.658454][ T1194]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   50.658457][ T1194]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.658462][ T1194]  console_emit_next_record (kernel/printk/printk.c:3183)
[   50.658466][ T1194]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   50.658467][ T1194]  ? 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))
[   50.658471][ T1194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.658473][ T1194]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.658477][ T1194]  console_flush_one_record (kernel/printk/printk.c:3268)
[   50.658481][ T1194]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   50.658483][ T1194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.658488][ T1194]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   50.658491][ T1194]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   50.658493][ T1194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.658495][ T1194]  ? 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)
[   50.658498][ T1194]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   50.658500][ T1194]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   50.658503][ T1194]  vprintk_emit (kernel/printk/printk.c:2479)
[   50.658506][ T1194]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   50.658508][ T1194]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   50.658513][ T1194]  _printk (kernel/printk/printk.c:2504)
[   50.658517][ T1194]  ? snapshot_read.cold (user.c:?)
[   50.658518][ T1194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   50.658521][ T1194]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.658524][ T1194]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   50.658526][ T1194]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   50.658530][ T1194]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   50.658533][ T1194]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.658535][ T1194]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   50.658538][ T1194]  ? netdev_notice (net/core/dev.c:13194)
[   50.658541][ T1194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.658545][ T1194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.658549][ T1194]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   50.658555][ T1194]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.658558][ T1194]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   50.658560][ T1194]  ? register_netdev (net/core/dev.c:11618)
[   50.658561][ T1194]  ? 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))
[   50.658566][ T1194]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   50.658569][ T1194]  ? __kernel_text_address (kernel/extable.c:79)
[   50.658571][ T1194]  ? write_profile (profile.c:?)
[   50.658575][ T1194]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   50.658581][ T1194]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.658584][ T1194]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   50.658586][ T1194]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   50.658588][ T1194]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.658590][ T1194]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.658593][ T1194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   50.658595][ T1194]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.658597][ T1194]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   50.658599][ T1194]  ? kasan_save_stack (mm/kasan/common.c:58)
[   50.658601][ T1194]  ? kasan_save_stack (mm/kasan/common.c:57)
[   50.658602][ T1194]  ? kasan_save_track (mm/kasan/common.c:78)
[   50.658604][ T1194]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   50.658606][ T1194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.658608][ T1194]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   50.658610][ T1194]  ? ___sys_sendmsg (net/socket.c:2758)
[   50.658614][ T1194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.658616][ T1194]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   50.658619][ T1194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.658620][ T1194]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.658622][ T1194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.658623][ T1194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.658624][ T1194]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   50.658627][ T1194]  ? __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)
[   50.658628][ T1194]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   50.658630][ T1194]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   50.658633][ T1194]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   50.658634][ T1194]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.658639][ T1194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.658641][ T1194]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   50.658646][ T1194]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   50.658651][ T1194]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.658653][ T1194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.658658][ T1194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.658660][ T1194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.658661][ T1194]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.658663][ T1194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.658667][ T1194]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.658669][ T1194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.658672][ T1194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.658673][ T1194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.658678][ T1194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.658679][ T1194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.658683][ T1194]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   50.658686][ T1194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.658689][ T1194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.658695][ T1194]  ? 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))
[   50.658697][ T1194]  ? 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))
[   50.658701][ T1194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.658705][ T1194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.658708][ T1194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.658712][ T1194]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.658716][ T1194]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   50.658719][ T1194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.658721][ T1194]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   50.658727][ T1194]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   50.658729][ T1194]  ____sys_sendmsg (net/socket.c:2713)
[   50.658731][ T1194]  ? copy_msghdr_from_user (net/socket.c:2650)
[   50.658734][ T1194]  ? sock_write_iter (net/socket.c:1269)
[   50.658735][ T1194]  ? move_addr_to_kernel (net/socket.c:258)
[   50.658742][ T1194]  ___sys_sendmsg (net/socket.c:2767)
[   50.658745][ T1194]  ? copy_msghdr_from_user (net/socket.c:2619)
[   50.658760][ T1194]  __sys_sendmsg (net/socket.c:2799)
[   50.658763][ T1194]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   50.658769][ T1194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.658772][ T1194]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.658775][ T1194]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   50.658778][ T1194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.658780][ T1194] RIP: 0033:0x7f26dca1554e
[   50.658784][ T1194] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   50.658786][ T1194] RSP: 002b:00007ffeeb3f4b50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.658788][ T1194] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f26dca1554e
[   50.658790][ T1194] RDX: 0000000000000000 RSI: 00007ffeeb3f4c00 RDI: 0000000000000005
[   50.658790][ T1194] RBP: 00007ffeeb3f4b60 R08: 0000000000000000 R09: 0000000000000000
[   50.658791][ T1194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d320
[   50.658792][ T1194] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeeb3f52c0
| [   52.485647][ T1269] softirqs last disabled at (29408): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   52.485649][ T1269] Preemption disabled at:
| [   52.485649][ T1269] vprintk_emit (kernel/printk/printk.c:2471)
| [   52.485658][ T1269] Tainted: [W]=WARN
[   52.485659][ T1269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.485661][ T1269] Call Trace:
[   52.485662][ T1269]  <TASK>
[   52.485664][ T1269]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   52.485670][ T1269]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   52.485671][ T1269]  __might_resched.cold (kernel/sched/core.c:9234)
[   52.485676][ T1269]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   52.485680][ T1269]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   52.485684][ T1269]  __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))
[   52.485686][ T1269]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.485693][ T1269]  ? 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)
[   52.485696][ T1269]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.485699][ T1269]  put_chars (drivers/char/virtio_console.c:1176)
[   52.485702][ T1269]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   52.485703][ T1269]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   52.485706][ T1269]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.485709][ T1269]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.485714][ T1269]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   52.485718][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.485723][ T1269]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   52.485726][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.485731][ T1269]  console_emit_next_record (kernel/printk/printk.c:3183)
[   52.485735][ T1269]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   52.485737][ T1269]  ? 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))
[   52.485740][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.485742][ T1269]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.485746][ T1269]  console_flush_one_record (kernel/printk/printk.c:3268)
[   52.485750][ T1269]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   52.485752][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.485758][ T1269]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   52.485760][ T1269]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   52.485762][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.485764][ T1269]  ? 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)
[   52.485768][ T1269]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   52.485770][ T1269]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   52.485772][ T1269]  vprintk_emit (kernel/printk/printk.c:2479)
[   52.485776][ T1269]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   52.485778][ T1269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.485780][ T1269]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   52.485784][ T1269]  _printk (kernel/printk/printk.c:2504)
[   52.485787][ T1269]  ? snapshot_read.cold (user.c:?)
[   52.485791][ T1269]  ? br_multicast_flood (??:?)
[   52.485794][ T1269]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   52.485795][ T1269]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[   52.485797][ T1269]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   52.485801][ T1269]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   52.485805][ T1269]  br_init_port (net/bridge/br_stp_if.c:39)
[   52.485808][ T1269]  new_nbp (net/bridge/br_if.c:449)
[   52.485812][ T1269]  br_add_if (net/bridge/br_if.c:592)
[   52.485814][ T1269]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[   52.485822][ T1269]  do_set_master (net/core/rtnetlink.c:3071)
[   52.485826][ T1269]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   52.485829][ T1269]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   52.485831][ T1269]  ? __dev_get_by_name (net/core/dev.c:905)
[   52.485833][ T1269]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   52.485843][ T1269]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   52.485849][ T1269]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   52.485855][ T1269]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.485857][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.485864][ T1269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.485867][ T1269]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.485869][ T1269]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   52.485873][ T1269]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.485874][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.485879][ T1269]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.485881][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.485884][ T1269]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   52.485887][ T1269]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.485890][ T1269]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.485897][ T1269]  ? 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))
[   52.485899][ T1269]  ? 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))
[   52.485904][ T1269]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.485908][ T1269]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.485913][ T1269]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   52.485917][ T1269]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   52.485921][ T1269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.485923][ T1269]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   52.485928][ T1269]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   52.485932][ T1269]  ____sys_sendmsg (net/socket.c:2713)
[   52.485934][ T1269]  ? copy_msghdr_from_user (net/socket.c:2650)
[   52.485937][ T1269]  ? sock_write_iter (net/socket.c:1269)
[   52.485938][ T1269]  ? move_addr_to_kernel (net/socket.c:258)
[   52.485943][ T1269]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   52.485946][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.485949][ T1269]  ___sys_sendmsg (net/socket.c:2767)
[   52.485951][ T1269]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   52.485954][ T1269]  ? copy_msghdr_from_user (net/socket.c:2619)
[   52.485956][ T1269]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   52.485971][ T1269]  __sys_sendmsg (net/socket.c:2799)
[   52.485974][ T1269]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   52.485980][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.485982][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.485985][ T1269]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   52.485988][ T1269]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   52.485991][ T1269]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.485993][ T1269] RIP: 0033:0x7faf0605c54e
[   52.485997][ T1269] 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
[   52.485999][ T1269] RSP: 002b:00007ffe418e8e60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.486002][ T1269] RAX: ffffffffffffffda RBX: 00007ffe418e9628 RCX: 00007faf0605c54e
[   52.486003][ T1269] RDX: 0000000000000000 RSI: 00007ffe418e8f10 RDI: 0000000000000005
[   52.486004][ T1269] RBP: 00007ffe418e8e70 R08: 0000000000000000 R09: 0000000000000000
[   52.486005][ T1269] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d322
[   52.486006][ T1269] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe418e95e0
| [   53.646030][ T1308] softirqs last disabled at (25536): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   53.646033][ T1308] Preemption disabled at:
| [   53.646034][ T1308] vprintk_emit (kernel/printk/printk.c:2471)
| [   53.646042][ T1308] Tainted: [W]=WARN
[   53.646043][ T1308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.646045][ T1308] Call Trace:
[   53.646046][ T1308]  <TASK>
[   53.646048][ T1308]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   53.646054][ T1308]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   53.646056][ T1308]  __might_resched.cold (kernel/sched/core.c:9234)
[   53.646061][ T1308]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   53.646065][ T1308]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   53.646069][ T1308]  __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))
[   53.646071][ T1308]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.646077][ T1308]  ? 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)
[   53.646080][ T1308]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.646083][ T1308]  put_chars (drivers/char/virtio_console.c:1176)
[   53.646086][ T1308]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   53.646092][ T1308]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   53.646099][ T1308]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   53.646102][ T1308]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.646106][ T1308]  console_emit_next_record (kernel/printk/printk.c:3183)
[   53.646110][ T1308]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   53.646112][ T1308]  ? 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))
[   53.646115][ T1308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.646118][ T1308]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.646122][ T1308]  console_flush_one_record (kernel/printk/printk.c:3268)
[   53.646126][ T1308]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   53.646128][ T1308]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.646133][ T1308]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   53.646136][ T1308]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   53.646137][ T1308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.646139][ T1308]  ? 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)
[   53.646143][ T1308]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   53.646144][ T1308]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   53.646147][ T1308]  vprintk_emit (kernel/printk/printk.c:2479)
[   53.646150][ T1308]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   53.646153][ T1308]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   53.646158][ T1308]  _printk (kernel/printk/printk.c:2504)
[   53.646161][ T1308]  ? snapshot_read.cold (user.c:?)
[   53.646163][ T1308]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   53.646166][ T1308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.646168][ T1308]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   53.646171][ T1308]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   53.646174][ T1308]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   53.646177][ T1308]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.646179][ T1308]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   53.646182][ T1308]  ? netdev_notice (net/core/dev.c:13194)
[   53.646185][ T1308]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.646188][ T1308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.646190][ T1308]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   53.646193][ T1308]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.646195][ T1308]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   53.646197][ T1308]  ? register_netdev (net/core/dev.c:11618)
[   53.646199][ T1308]  ? 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))
[   53.646204][ T1308]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   53.646206][ T1308]  ? __kernel_text_address (kernel/extable.c:79)
[   53.646209][ T1308]  ? write_profile (profile.c:?)
[   53.646213][ T1308]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   53.646218][ T1308]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.646221][ T1308]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   53.646223][ T1308]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   53.646225][ T1308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   53.646227][ T1308]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.646230][ T1308]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   53.646232][ T1308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.646233][ T1308]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   53.646236][ T1308]  ? kasan_save_stack (mm/kasan/common.c:58)
[   53.646238][ T1308]  ? kasan_save_stack (mm/kasan/common.c:57)
[   53.646239][ T1308]  ? kasan_save_track (mm/kasan/common.c:78)
[   53.646240][ T1308]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   53.646242][ T1308]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.646244][ T1308]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   53.646247][ T1308]  ? ___sys_sendmsg (net/socket.c:2758)
[   53.646251][ T1308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   53.646253][ T1308]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   53.646256][ T1308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.646257][ T1308]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.646259][ T1308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.646260][ T1308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.646261][ T1308]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   53.646264][ T1308]  ? __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)
[   53.646265][ T1308]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   53.646267][ T1308]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   53.646270][ T1308]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   53.646271][ T1308]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.646276][ T1308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.646278][ T1308]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   53.646283][ T1308]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   53.646289][ T1308]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.646291][ T1308]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.646295][ T1308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   53.646297][ T1308]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.646299][ T1308]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.646301][ T1308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.646304][ T1308]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.646306][ T1308]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.646310][ T1308]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.646311][ T1308]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.646315][ T1308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   53.646317][ T1308]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.646321][ T1308]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.646324][ T1308]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.646327][ T1308]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.646333][ T1308]  ? 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))
[   53.646335][ T1308]  ? 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))
[   53.646340][ T1308]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.646344][ T1308]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.646346][ T1308]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.646350][ T1308]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.646354][ T1308]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   53.646358][ T1308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.646360][ T1308]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   53.646365][ T1308]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   53.646367][ T1308]  ____sys_sendmsg (net/socket.c:2713)
[   53.646370][ T1308]  ? copy_msghdr_from_user (net/socket.c:2650)
[   53.646372][ T1308]  ? sock_write_iter (net/socket.c:1269)
[   53.646373][ T1308]  ? move_addr_to_kernel (net/socket.c:258)
[   53.646381][ T1308]  ___sys_sendmsg (net/socket.c:2767)
[   53.646383][ T1308]  ? copy_msghdr_from_user (net/socket.c:2619)
[   53.646399][ T1308]  __sys_sendmsg (net/socket.c:2799)
[   53.646402][ T1308]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   53.646408][ T1308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.646411][ T1308]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.646414][ T1308]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   53.646416][ T1308]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.646418][ T1308] RIP: 0033:0x7f8a2f1f954e
[   53.646422][ T1308] 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
[   53.646424][ T1308] RSP: 002b:00007fffb91a1c80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.646432][ T1308] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f8a2f1f954e
[   53.646433][ T1308] RDX: 0000000000000000 RSI: 00007fffb91a1d30 RDI: 0000000000000005
[   53.646434][ T1308] RBP: 00007fffb91a1c90 R08: 0000000000000000 R09: 0000000000000000
[   53.646435][ T1308] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d323
[   53.646436][ T1308] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffb91a23f0
| [   55.384025][ T1358] softirqs last disabled at (29384): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   55.384027][ T1358] Preemption disabled at:
| [   55.384027][ T1358] vprintk_emit (kernel/printk/printk.c:2471)
| [   55.384036][ T1358] Tainted: [W]=WARN
[   55.384037][ T1358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.384039][ T1358] Call Trace:
[   55.384040][ T1358]  <TASK>
[   55.384041][ T1358]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   55.384047][ T1358]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   55.384049][ T1358]  __might_resched.cold (kernel/sched/core.c:9234)
[   55.384053][ T1358]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   55.384057][ T1358]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   55.384062][ T1358]  __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))
[   55.384063][ T1358]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.384070][ T1358]  ? 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)
[   55.384072][ T1358]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.384076][ T1358]  put_chars (drivers/char/virtio_console.c:1176)
[   55.384078][ T1358]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   55.384080][ T1358]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   55.384083][ T1358]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.384086][ T1358]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.384091][ T1358]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   55.384094][ T1358]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.384100][ T1358]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   55.384103][ T1358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.384107][ T1358]  console_emit_next_record (kernel/printk/printk.c:3183)
[   55.384111][ T1358]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   55.384113][ T1358]  ? 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))
[   55.384116][ T1358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.384118][ T1358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.384122][ T1358]  console_flush_one_record (kernel/printk/printk.c:3268)
[   55.384126][ T1358]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   55.384128][ T1358]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.384133][ T1358]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   55.384136][ T1358]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   55.384138][ T1358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.384139][ T1358]  ? 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)
[   55.384143][ T1358]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   55.384145][ T1358]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   55.384147][ T1358]  vprintk_emit (kernel/printk/printk.c:2479)
[   55.384151][ T1358]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   55.384152][ T1358]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.384155][ T1358]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   55.384159][ T1358]  _printk (kernel/printk/printk.c:2504)
[   55.384162][ T1358]  ? snapshot_read.cold (user.c:?)
[   55.384166][ T1358]  ? br_multicast_flood (??:?)
[   55.384169][ T1358]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   55.384170][ T1358]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[   55.384171][ T1358]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   55.384175][ T1358]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   55.384180][ T1358]  br_init_port (net/bridge/br_stp_if.c:39)
[   55.384182][ T1358]  new_nbp (net/bridge/br_if.c:449)
[   55.384186][ T1358]  br_add_if (net/bridge/br_if.c:592)
[   55.384188][ T1358]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[   55.384195][ T1358]  do_set_master (net/core/rtnetlink.c:3071)
[   55.384199][ T1358]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   55.384202][ T1358]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   55.384204][ T1358]  ? __dev_get_by_name (net/core/dev.c:905)
[   55.384206][ T1358]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   55.384215][ T1358]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   55.384222][ T1358]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   55.384227][ T1358]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.384229][ T1358]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.384235][ T1358]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.384239][ T1358]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.384241][ T1358]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   55.384244][ T1358]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.384246][ T1358]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.384250][ T1358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.384252][ T1358]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.384256][ T1358]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   55.384258][ T1358]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.384261][ T1358]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.384268][ T1358]  ? 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))
[   55.384270][ T1358]  ? 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))
[   55.384274][ T1358]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.384278][ T1358]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.384284][ T1358]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   55.384288][ T1358]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   55.384292][ T1358]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.384293][ T1358]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   55.384299][ T1358]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   55.384302][ T1358]  ____sys_sendmsg (net/socket.c:2713)
[   55.384305][ T1358]  ? copy_msghdr_from_user (net/socket.c:2650)
[   55.384307][ T1358]  ? sock_write_iter (net/socket.c:1269)
[   55.384309][ T1358]  ? move_addr_to_kernel (net/socket.c:258)
[   55.384313][ T1358]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   55.384315][ T1358]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.384319][ T1358]  ___sys_sendmsg (net/socket.c:2767)
[   55.384321][ T1358]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   55.384323][ T1358]  ? copy_msghdr_from_user (net/socket.c:2619)
[   55.384326][ T1358]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   55.384340][ T1358]  __sys_sendmsg (net/socket.c:2799)
[   55.384343][ T1358]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   55.384349][ T1358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.384351][ T1358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.384353][ T1358]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   55.384357][ T1358]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   55.384360][ T1358]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.384362][ T1358] RIP: 0033:0x7f916f48454e
[   55.384366][ T1358] 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
[   55.384368][ T1358] RSP: 002b:00007fff56d1d800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.384371][ T1358] RAX: ffffffffffffffda RBX: 00007fff56d1dfc8 RCX: 00007f916f48454e
[   55.384372][ T1358] RDX: 0000000000000000 RSI: 00007fff56d1d8b0 RDI: 0000000000000005
[   55.384373][ T1358] RBP: 00007fff56d1d810 R08: 0000000000000000 R09: 0000000000000000
[   55.384374][ T1358] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d325
[   55.384375][ T1358] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff56d1df80
| [   62.336262][   T70] softirqs last disabled at (901274): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   62.336264][   T70] Preemption disabled at:
| [   62.336265][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [   62.336274][   T70] Tainted: [W]=WARN
[   62.336275][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.336277][   T70] Workqueue: netns cleanup_net
[   62.336280][   T70] Call Trace:
[   62.336282][   T70]  <TASK>
[   62.336284][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   62.336290][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   62.336292][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[   62.336297][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   62.336301][   T70]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   62.336306][   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))
[   62.336308][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   62.336314][   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)
[   62.336317][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   62.336321][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[   62.336323][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   62.336324][   T70]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   62.336328][   T70]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   62.336331][   T70]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   62.336336][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   62.336340][   T70]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   62.336346][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   62.336349][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.336354][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[   62.336358][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   62.336360][   T70]  ? 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))
[   62.336363][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.336365][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.336369][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[   62.336374][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   62.336376][   T70]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   62.336381][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   62.336384][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   62.336386][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.336388][   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)
[   62.336392][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   62.336394][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   62.336397][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[   62.336400][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   62.336401][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[   62.336403][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   62.336405][   T70]  ? kthread (kernel/kthread.c:436)
[   62.336407][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[   62.336410][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   62.336415][   T70]  _printk (kernel/printk/printk.c:2504)
[   62.336419][   T70]  ? snapshot_read.cold (user.c:?)
[   62.336423][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   62.336427][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   62.336431][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   62.336434][   T70]  ? netdev_notice (net/core/dev.c:13194)
[   62.336439][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.336441][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   62.336444][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   62.336446][   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)
[   62.336448][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   62.336452][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[   62.336456][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[   62.336463][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[   62.336466][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[   62.336470][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[   62.336474][   T70]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   62.336478][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[   62.336479][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   62.336482][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   62.336487][   T70]  cleanup_net (net/core/net_namespace.c:706)
[   62.336491][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   62.336495][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.336497][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.336500][   T70]  process_one_work (kernel/workqueue.c:3387)
[   62.336507][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   62.336510][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   62.336526][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   62.336531][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   62.336533][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   62.336536][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   62.336539][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   62.336541][   T70]  kthread (kernel/kthread.c:436)
[   62.336543][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   62.336548][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   62.336556][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   62.336560][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   62.336565][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   62.336568][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   62.336571][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   63.431385][ T1506] softirqs last disabled at (22498): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   63.431387][ T1506] Preemption disabled at:
| [   63.431388][ T1506] vprintk_emit (kernel/printk/printk.c:2471)
| [   63.431396][ T1506] Tainted: [W]=WARN
[   63.431398][ T1506] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.431399][ T1506] Call Trace:
[   63.431401][ T1506]  <TASK>
[   63.431402][ T1506]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   63.431408][ T1506]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   63.431410][ T1506]  __might_resched.cold (kernel/sched/core.c:9234)
[   63.431414][ T1506]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   63.431418][ T1506]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   63.431423][ T1506]  __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))
[   63.431425][ T1506]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   63.431431][ T1506]  ? 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)
[   63.431434][ T1506]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   63.431438][ T1506]  put_chars (drivers/char/virtio_console.c:1176)
[   63.431440][ T1506]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   63.431447][ T1506]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   63.431454][ T1506]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   63.431457][ T1506]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.431462][ T1506]  console_emit_next_record (kernel/printk/printk.c:3183)
[   63.431466][ T1506]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   63.431468][ T1506]  ? 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))
[   63.431471][ T1506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.431474][ T1506]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.431478][ T1506]  console_flush_one_record (kernel/printk/printk.c:3268)
[   63.431482][ T1506]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   63.431484][ T1506]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   63.431490][ T1506]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   63.431493][ T1506]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   63.431495][ T1506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.431496][ T1506]  ? 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)
[   63.431500][ T1506]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   63.431502][ T1506]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   63.431505][ T1506]  vprintk_emit (kernel/printk/printk.c:2479)
[   63.431508][ T1506]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   63.431511][ T1506]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   63.431516][ T1506]  _printk (kernel/printk/printk.c:2504)
[   63.431519][ T1506]  ? snapshot_read.cold (user.c:?)
[   63.431521][ T1506]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   63.431523][ T1506]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   63.431532][ T1506]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   63.431535][ T1506]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   63.431538][ T1506]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   63.431541][ T1506]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   63.431545][ T1506]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   63.431549][ T1506]  ? netdev_notice (net/core/dev.c:13194)
[   63.431555][ T1506]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   63.431558][ T1506]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   63.431560][ T1506]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   63.431564][ T1506]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   63.431566][ T1506]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   63.431568][ T1506]  ? register_netdev (net/core/dev.c:11618)
[   63.431570][ T1506]  ? 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))
[   63.431575][ T1506]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   63.431577][ T1506]  ? __kernel_text_address (kernel/extable.c:79)
[   63.431580][ T1506]  ? write_profile (profile.c:?)
[   63.431584][ T1506]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   63.431590][ T1506]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   63.431593][ T1506]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   63.431595][ T1506]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   63.431597][ T1506]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   63.431599][ T1506]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   63.431602][ T1506]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   63.431604][ T1506]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   63.431606][ T1506]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   63.431608][ T1506]  ? kasan_save_stack (mm/kasan/common.c:58)
[   63.431610][ T1506]  ? kasan_save_stack (mm/kasan/common.c:57)
[   63.431612][ T1506]  ? kasan_save_track (mm/kasan/common.c:78)
[   63.431613][ T1506]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   63.431615][ T1506]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   63.431617][ T1506]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   63.431620][ T1506]  ? ___sys_sendmsg (net/socket.c:2758)
[   63.431624][ T1506]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   63.431626][ T1506]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   63.431629][ T1506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.431631][ T1506]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.431632][ T1506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.431633][ T1506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.431635][ T1506]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   63.431637][ T1506]  ? __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)
[   63.431639][ T1506]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   63.431641][ T1506]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   63.431644][ T1506]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   63.431645][ T1506]  ? nla_get_range_signed (lib/nlattr.c:270)
[   63.431650][ T1506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.431652][ T1506]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   63.431658][ T1506]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   63.431663][ T1506]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   63.431665][ T1506]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   63.431670][ T1506]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   63.431672][ T1506]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   63.431673][ T1506]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   63.431675][ T1506]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   63.431679][ T1506]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   63.431681][ T1506]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   63.431684][ T1506]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.431686][ T1506]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   63.431690][ T1506]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   63.431692][ T1506]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   63.431696][ T1506]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   63.431699][ T1506]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.431702][ T1506]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   63.431708][ T1506]  ? 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))
[   63.431711][ T1506]  ? 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))
[   63.431715][ T1506]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.431719][ T1506]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   63.431722][ T1506]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   63.431726][ T1506]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   63.431730][ T1506]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   63.431734][ T1506]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   63.431736][ T1506]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   63.431741][ T1506]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   63.431744][ T1506]  ____sys_sendmsg (net/socket.c:2713)
[   63.431746][ T1506]  ? copy_msghdr_from_user (net/socket.c:2650)
[   63.431749][ T1506]  ? sock_write_iter (net/socket.c:1269)
[   63.431750][ T1506]  ? move_addr_to_kernel (net/socket.c:258)
[   63.431758][ T1506]  ___sys_sendmsg (net/socket.c:2767)
[   63.431761][ T1506]  ? copy_msghdr_from_user (net/socket.c:2619)
[   63.431777][ T1506]  __sys_sendmsg (net/socket.c:2799)
[   63.431779][ T1506]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   63.431786][ T1506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.431789][ T1506]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   63.431792][ T1506]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   63.431795][ T1506]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.431797][ T1506] RIP: 0033:0x7fb58872554e
[   63.431801][ T1506] 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
[   63.431803][ T1506] RSP: 002b:00007ffc8aeec5f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   63.431806][ T1506] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fb58872554e
[   63.431807][ T1506] RDX: 0000000000000000 RSI: 00007ffc8aeec6a0 RDI: 0000000000000005
[   63.431808][ T1506] RBP: 00007ffc8aeec600 R08: 0000000000000000 R09: 0000000000000000
[   63.431809][ T1506] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d32d
[   63.431809][ T1506] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc8aeecd60
| [   65.278977][ T1581] softirqs last disabled at (26476): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   65.278979][ T1581] Preemption disabled at:
| [   65.278979][ T1581] vprintk_emit (kernel/printk/printk.c:2471)
| [   65.278987][ T1581] Tainted: [W]=WARN
[   65.278988][ T1581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.278990][ T1581] Call Trace:
[   65.278992][ T1581]  <TASK>
[   65.278993][ T1581]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   65.278999][ T1581]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   65.279001][ T1581]  __might_resched.cold (kernel/sched/core.c:9234)
[   65.279005][ T1581]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   65.279009][ T1581]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   65.279013][ T1581]  __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))
[   65.279015][ T1581]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   65.279022][ T1581]  ? 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)
[   65.279024][ T1581]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   65.279028][ T1581]  put_chars (drivers/char/virtio_console.c:1176)
[   65.279031][ T1581]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   65.279032][ T1581]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   65.279035][ T1581]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   65.279038][ T1581]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   65.279043][ T1581]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   65.279047][ T1581]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   65.279052][ T1581]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   65.279055][ T1581]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.279060][ T1581]  console_emit_next_record (kernel/printk/printk.c:3183)
[   65.279064][ T1581]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   65.279066][ T1581]  ? 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))
[   65.279070][ T1581]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.279071][ T1581]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.279075][ T1581]  console_flush_one_record (kernel/printk/printk.c:3268)
[   65.279080][ T1581]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   65.279082][ T1581]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   65.279087][ T1581]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   65.279090][ T1581]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   65.279092][ T1581]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.279093][ T1581]  ? 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)
[   65.279097][ T1581]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   65.279099][ T1581]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   65.279101][ T1581]  vprintk_emit (kernel/printk/printk.c:2479)
[   65.279105][ T1581]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   65.279107][ T1581]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   65.279109][ T1581]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   65.279113][ T1581]  _printk (kernel/printk/printk.c:2504)
[   65.279116][ T1581]  ? snapshot_read.cold (user.c:?)
[   65.279120][ T1581]  ? br_multicast_flood (??:?)
[   65.279123][ T1581]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   65.279124][ T1581]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[   65.279125][ T1581]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   65.279129][ T1581]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   65.279134][ T1581]  br_init_port (net/bridge/br_stp_if.c:39)
[   65.279137][ T1581]  new_nbp (net/bridge/br_if.c:449)
[   65.279141][ T1581]  br_add_if (net/bridge/br_if.c:592)
[   65.279143][ T1581]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[   65.279151][ T1581]  do_set_master (net/core/rtnetlink.c:3071)
[   65.279154][ T1581]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   65.279158][ T1581]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   65.279159][ T1581]  ? __dev_get_by_name (net/core/dev.c:905)
[   65.279162][ T1581]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   65.279171][ T1581]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   65.279178][ T1581]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   65.279183][ T1581]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   65.279185][ T1581]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   65.279192][ T1581]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   65.279196][ T1581]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   65.279198][ T1581]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   65.279201][ T1581]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.279202][ T1581]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   65.279207][ T1581]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   65.279209][ T1581]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   65.279213][ T1581]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   65.279216][ T1581]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.279219][ T1581]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.279225][ T1581]  ? 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))
[   65.279227][ T1581]  ? 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))
[   65.279232][ T1581]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.279236][ T1581]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.279242][ T1581]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   65.279246][ T1581]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   65.279250][ T1581]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   65.279251][ T1581]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   65.279257][ T1581]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   65.279260][ T1581]  ____sys_sendmsg (net/socket.c:2713)
[   65.279263][ T1581]  ? copy_msghdr_from_user (net/socket.c:2650)
[   65.279265][ T1581]  ? sock_write_iter (net/socket.c:1269)
[   65.279267][ T1581]  ? move_addr_to_kernel (net/socket.c:258)
[   65.279271][ T1581]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   65.279274][ T1581]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   65.279277][ T1581]  ___sys_sendmsg (net/socket.c:2767)
[   65.279279][ T1581]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   65.279281][ T1581]  ? copy_msghdr_from_user (net/socket.c:2619)
[   65.279284][ T1581]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   65.279299][ T1581]  __sys_sendmsg (net/socket.c:2799)
[   65.279302][ T1581]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   65.279308][ T1581]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.279310][ T1581]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.279313][ T1581]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   65.279316][ T1581]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   65.279319][ T1581]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.279321][ T1581] RIP: 0033:0x7f53d02b454e
[   65.279325][ T1581] 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
[   65.279327][ T1581] RSP: 002b:00007fff6d65e3e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.279330][ T1581] RAX: ffffffffffffffda RBX: 00007fff6d65eba8 RCX: 00007f53d02b454e
[   65.279331][ T1581] RDX: 0000000000000000 RSI: 00007fff6d65e490 RDI: 0000000000000005
[   65.279332][ T1581] RBP: 00007fff6d65e3f0 R08: 0000000000000000 R09: 0000000000000000
[   65.279333][ T1581] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d32f
[   65.279334][ T1581] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff6d65eb60
| [   66.413254][ T1618] softirqs last disabled at (24910): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   66.413257][ T1618] Preemption disabled at:
| [   66.413257][ T1618] vprintk_emit (kernel/printk/printk.c:2471)
| [   66.413266][ T1618] Tainted: [W]=WARN
[   66.413267][ T1618] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.413268][ T1618] Call Trace:
[   66.413270][ T1618]  <TASK>
[   66.413272][ T1618]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   66.413278][ T1618]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   66.413279][ T1618]  __might_resched.cold (kernel/sched/core.c:9234)
[   66.413284][ T1618]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   66.413289][ T1618]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   66.413293][ T1618]  __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))
[   66.413295][ T1618]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   66.413302][ T1618]  ? 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)
[   66.413304][ T1618]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   66.413308][ T1618]  put_chars (drivers/char/virtio_console.c:1176)
[   66.413311][ T1618]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   66.413317][ T1618]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   66.413325][ T1618]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   66.413328][ T1618]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.413333][ T1618]  console_emit_next_record (kernel/printk/printk.c:3183)
[   66.413336][ T1618]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   66.413338][ T1618]  ? 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))
[   66.413342][ T1618]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.413344][ T1618]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.413348][ T1618]  console_flush_one_record (kernel/printk/printk.c:3268)
[   66.413353][ T1618]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   66.413355][ T1618]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   66.413360][ T1618]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   66.413363][ T1618]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   66.413365][ T1618]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.413367][ T1618]  ? 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)
[   66.413370][ T1618]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   66.413372][ T1618]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   66.413375][ T1618]  vprintk_emit (kernel/printk/printk.c:2479)
[   66.413378][ T1618]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   66.413381][ T1618]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   66.413386][ T1618]  _printk (kernel/printk/printk.c:2504)
[   66.413389][ T1618]  ? snapshot_read.cold (user.c:?)
[   66.413391][ T1618]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   66.413394][ T1618]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   66.413396][ T1618]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   66.413399][ T1618]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   66.413402][ T1618]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   66.413405][ T1618]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   66.413407][ T1618]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   66.413410][ T1618]  ? netdev_notice (net/core/dev.c:13194)
[   66.413413][ T1618]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   66.413416][ T1618]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   66.413419][ T1618]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   66.413422][ T1618]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   66.413425][ T1618]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   66.413427][ T1618]  ? register_netdev (net/core/dev.c:11618)
[   66.413428][ T1618]  ? 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))
[   66.413433][ T1618]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   66.413436][ T1618]  ? __kernel_text_address (kernel/extable.c:79)
[   66.413438][ T1618]  ? write_profile (profile.c:?)
[   66.413442][ T1618]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   66.413448][ T1618]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   66.413451][ T1618]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   66.413454][ T1618]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   66.413455][ T1618]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   66.413457][ T1618]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   66.413460][ T1618]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   66.413462][ T1618]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   66.413464][ T1618]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   66.413467][ T1618]  ? kasan_save_stack (mm/kasan/common.c:58)
[   66.413469][ T1618]  ? kasan_save_stack (mm/kasan/common.c:57)
[   66.413470][ T1618]  ? kasan_save_track (mm/kasan/common.c:78)
[   66.413471][ T1618]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   66.413473][ T1618]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   66.413475][ T1618]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   66.413478][ T1618]  ? ___sys_sendmsg (net/socket.c:2758)
[   66.413482][ T1618]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   66.413484][ T1618]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   66.413487][ T1618]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.413489][ T1618]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.413490][ T1618]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.413491][ T1618]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.413493][ T1618]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   66.413496][ T1618]  ? __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)
[   66.413497][ T1618]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   66.413499][ T1618]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   66.413502][ T1618]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   66.413503][ T1618]  ? nla_get_range_signed (lib/nlattr.c:270)
[   66.413509][ T1618]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.413511][ T1618]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   66.413516][ T1618]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   66.413521][ T1618]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   66.413523][ T1618]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   66.413528][ T1618]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   66.413530][ T1618]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   66.413532][ T1618]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   66.413534][ T1618]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   66.413538][ T1618]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   66.413540][ T1618]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   66.413544][ T1618]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.413546][ T1618]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   66.413559][ T1618]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   66.413562][ T1618]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   66.413565][ T1618]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   66.413569][ T1618]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.413571][ T1618]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   66.413578][ T1618]  ? 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))
[   66.413580][ T1618]  ? 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))
[   66.413585][ T1618]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   66.413589][ T1618]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   66.413591][ T1618]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   66.413596][ T1618]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   66.413600][ T1618]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   66.413604][ T1618]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   66.413605][ T1618]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   66.413610][ T1618]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   66.413613][ T1618]  ____sys_sendmsg (net/socket.c:2713)
[   66.413616][ T1618]  ? copy_msghdr_from_user (net/socket.c:2650)
[   66.413618][ T1618]  ? sock_write_iter (net/socket.c:1269)
[   66.413620][ T1618]  ? move_addr_to_kernel (net/socket.c:258)
[   66.413627][ T1618]  ___sys_sendmsg (net/socket.c:2767)
[   66.413630][ T1618]  ? copy_msghdr_from_user (net/socket.c:2619)
[   66.413646][ T1618]  __sys_sendmsg (net/socket.c:2799)
[   66.413648][ T1618]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   66.413655][ T1618]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.413658][ T1618]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   66.413661][ T1618]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   66.413663][ T1618]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.413666][ T1618] RIP: 0033:0x7f7c4279454e
[   66.413670][ T1618] 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
[   66.413671][ T1618] RSP: 002b:00007ffff93b8ea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   66.413674][ T1618] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f7c4279454e
[   66.413676][ T1618] RDX: 0000000000000000 RSI: 00007ffff93b8f50 RDI: 0000000000000005
[   66.413677][ T1618] RBP: 00007ffff93b8eb0 R08: 0000000000000000 R09: 0000000000000000
[   66.413677][ T1618] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d330
[   66.413678][ T1618] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffff93b9610
| [   68.256200][ T1684] softirqs last disabled at (32298): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   68.256202][ T1684] Preemption disabled at:
| [   68.256202][ T1684] vprintk_emit (kernel/printk/printk.c:2471)
| [   68.256211][ T1684] Tainted: [W]=WARN
[   68.256212][ T1684] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.256214][ T1684] Call Trace:
[   68.256215][ T1684]  <TASK>
[   68.256217][ T1684]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   68.256223][ T1684]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   68.256224][ T1684]  __might_resched.cold (kernel/sched/core.c:9234)
[   68.256229][ T1684]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   68.256233][ T1684]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   68.256237][ T1684]  __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))
[   68.256239][ T1684]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   68.256246][ T1684]  ? 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)
[   68.256248][ T1684]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   68.256252][ T1684]  put_chars (drivers/char/virtio_console.c:1176)
[   68.256255][ T1684]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   68.256256][ T1684]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   68.256260][ T1684]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   68.256262][ T1684]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   68.256268][ T1684]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   68.256271][ T1684]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   68.256277][ T1684]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   68.256280][ T1684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.256285][ T1684]  console_emit_next_record (kernel/printk/printk.c:3183)
[   68.256290][ T1684]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   68.256291][ T1684]  ? 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))
[   68.256295][ T1684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.256296][ T1684]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.256301][ T1684]  console_flush_one_record (kernel/printk/printk.c:3268)
[   68.256305][ T1684]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   68.256307][ T1684]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   68.256312][ T1684]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   68.256315][ T1684]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   68.256317][ T1684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.256319][ T1684]  ? 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)
[   68.256323][ T1684]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   68.256325][ T1684]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   68.256327][ T1684]  vprintk_emit (kernel/printk/printk.c:2479)
[   68.256331][ T1684]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   68.256333][ T1684]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   68.256336][ T1684]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   68.256339][ T1684]  _printk (kernel/printk/printk.c:2504)
[   68.256343][ T1684]  ? snapshot_read.cold (user.c:?)
[   68.256347][ T1684]  ? br_multicast_flood (??:?)
[   68.256350][ T1684]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   68.256351][ T1684]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[   68.256352][ T1684]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   68.256357][ T1684]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   68.256361][ T1684]  br_init_port (net/bridge/br_stp_if.c:39)
[   68.256364][ T1684]  new_nbp (net/bridge/br_if.c:449)
[   68.256368][ T1684]  br_add_if (net/bridge/br_if.c:592)
[   68.256370][ T1684]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[   68.256378][ T1684]  do_set_master (net/core/rtnetlink.c:3071)
[   68.256381][ T1684]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   68.256385][ T1684]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   68.256387][ T1684]  ? __dev_get_by_name (net/core/dev.c:905)
[   68.256389][ T1684]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   68.256399][ T1684]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   68.256405][ T1684]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   68.256411][ T1684]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   68.256413][ T1684]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   68.256420][ T1684]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   68.256424][ T1684]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   68.256426][ T1684]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   68.256429][ T1684]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.256431][ T1684]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   68.256435][ T1684]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   68.256437][ T1684]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   68.256441][ T1684]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   68.256444][ T1684]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.256447][ T1684]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.256454][ T1684]  ? 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))
[   68.256456][ T1684]  ? 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))
[   68.256461][ T1684]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.256465][ T1684]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.256471][ T1684]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   68.256475][ T1684]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   68.256479][ T1684]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   68.256480][ T1684]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   68.256486][ T1684]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   68.256490][ T1684]  ____sys_sendmsg (net/socket.c:2713)
[   68.256492][ T1684]  ? copy_msghdr_from_user (net/socket.c:2650)
[   68.256495][ T1684]  ? sock_write_iter (net/socket.c:1269)
[   68.256496][ T1684]  ? move_addr_to_kernel (net/socket.c:258)
[   68.256501][ T1684]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   68.256503][ T1684]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   68.256507][ T1684]  ___sys_sendmsg (net/socket.c:2767)
[   68.256509][ T1684]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   68.256512][ T1684]  ? copy_msghdr_from_user (net/socket.c:2619)
[   68.256514][ T1684]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   68.256530][ T1684]  __sys_sendmsg (net/socket.c:2799)
[   68.256533][ T1684]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   68.256539][ T1684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.256541][ T1684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.256546][ T1684]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   68.256550][ T1684]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   68.256556][ T1684]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.256558][ T1684] RIP: 0033:0x7fc06d45a54e
[   68.256562][ T1684] 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
[   68.256564][ T1684] RSP: 002b:00007ffd8e5a4dd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.256567][ T1684] RAX: ffffffffffffffda RBX: 00007ffd8e5a5598 RCX: 00007fc06d45a54e
[   68.256569][ T1684] RDX: 0000000000000000 RSI: 00007ffd8e5a4e80 RDI: 0000000000000005
[   68.256570][ T1684] RBP: 00007ffd8e5a4de0 R08: 0000000000000000 R09: 0000000000000000
[   68.256570][ T1684] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d332
[   68.256571][ T1684] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd8e5a5550
| [   75.191792][   T70] softirqs last disabled at (1169703): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   75.191794][   T70] Preemption disabled at:
| [   75.191795][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [   75.191803][   T70] Tainted: [W]=WARN
[   75.191805][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.191806][   T70] Workqueue: netns cleanup_net
[   75.191810][   T70] Call Trace:
[   75.191811][   T70]  <TASK>
[   75.191813][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   75.191819][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   75.191820][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[   75.191825][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   75.191829][   T70]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   75.191833][   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))
[   75.191835][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   75.191842][   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)
[   75.191844][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   75.191848][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[   75.191850][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   75.191852][   T70]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   75.191855][   T70]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   75.191858][   T70]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   75.191863][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   75.191867][   T70]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   75.191872][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   75.191875][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.191880][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[   75.191884][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   75.191886][   T70]  ? 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))
[   75.191889][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.191891][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.191895][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[   75.191899][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   75.191901][   T70]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   75.191906][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   75.191909][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   75.191911][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.191913][   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)
[   75.191917][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   75.191919][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   75.191921][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[   75.191925][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   75.191926][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[   75.191928][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   75.191930][   T70]  ? kthread (kernel/kthread.c:436)
[   75.191932][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[   75.191935][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   75.191939][   T70]  _printk (kernel/printk/printk.c:2504)
[   75.191943][   T70]  ? snapshot_read.cold (user.c:?)
[   75.191947][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   75.191951][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   75.191955][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   75.191959][   T70]  ? netdev_notice (net/core/dev.c:13194)
[   75.191963][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.191965][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   75.191968][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   75.191970][   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)
[   75.191972][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   75.191976][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[   75.191980][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[   75.191986][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[   75.191990][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[   75.191993][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[   75.191997][   T70]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   75.192001][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[   75.192002][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   75.192005][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   75.192010][   T70]  cleanup_net (net/core/net_namespace.c:706)
[   75.192013][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.192017][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.192019][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.192023][   T70]  process_one_work (kernel/workqueue.c:3387)
[   75.192029][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   75.192032][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   75.192040][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   75.192044][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   75.192046][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   75.192049][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   75.192052][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   75.192054][   T70]  kthread (kernel/kthread.c:436)
[   75.192056][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.192059][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   75.192062][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.192065][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   75.192068][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.192072][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   75.192075][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.313651][ T1833] softirqs last disabled at (21642): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   76.313653][ T1833] Preemption disabled at:
| [   76.313654][ T1833] vprintk_emit (kernel/printk/printk.c:2471)
| [   76.313668][ T1833] Tainted: [W]=WARN
[   76.313669][ T1833] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.313671][ T1833] Call Trace:
[   76.313672][ T1833]  <TASK>
[   76.313674][ T1833]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   76.313679][ T1833]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   76.313681][ T1833]  __might_resched.cold (kernel/sched/core.c:9234)
[   76.313686][ T1833]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   76.313690][ T1833]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   76.313694][ T1833]  __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))
[   76.313696][ T1833]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   76.313702][ T1833]  ? 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)
[   76.313705][ T1833]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   76.313708][ T1833]  put_chars (drivers/char/virtio_console.c:1176)
[   76.313711][ T1833]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   76.313717][ T1833]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   76.313724][ T1833]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   76.313727][ T1833]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   76.313732][ T1833]  console_emit_next_record (kernel/printk/printk.c:3183)
[   76.313736][ T1833]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   76.313737][ T1833]  ? 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))
[   76.313741][ T1833]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.313743][ T1833]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   76.313747][ T1833]  console_flush_one_record (kernel/printk/printk.c:3268)
[   76.313751][ T1833]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   76.313753][ T1833]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   76.313758][ T1833]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   76.313761][ T1833]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   76.313763][ T1833]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.313765][ T1833]  ? 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)
[   76.313768][ T1833]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   76.313770][ T1833]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   76.313773][ T1833]  vprintk_emit (kernel/printk/printk.c:2479)
[   76.313776][ T1833]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   76.313779][ T1833]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   76.313784][ T1833]  _printk (kernel/printk/printk.c:2504)
[   76.313787][ T1833]  ? snapshot_read.cold (user.c:?)
[   76.313789][ T1833]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   76.313792][ T1833]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   76.313794][ T1833]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   76.313796][ T1833]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   76.313800][ T1833]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   76.313803][ T1833]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   76.313805][ T1833]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   76.313808][ T1833]  ? netdev_notice (net/core/dev.c:13194)
[   76.313811][ T1833]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   76.313814][ T1833]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   76.313816][ T1833]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   76.313820][ T1833]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   76.313822][ T1833]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   76.313824][ T1833]  ? register_netdev (net/core/dev.c:11618)
[   76.313825][ T1833]  ? 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))
[   76.313830][ T1833]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   76.313833][ T1833]  ? __kernel_text_address (kernel/extable.c:79)
[   76.313835][ T1833]  ? write_profile (profile.c:?)
[   76.313839][ T1833]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   76.313845][ T1833]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   76.313848][ T1833]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   76.313850][ T1833]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   76.313851][ T1833]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   76.313853][ T1833]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   76.313857][ T1833]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   76.313859][ T1833]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   76.313860][ T1833]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   76.313863][ T1833]  ? kasan_save_stack (mm/kasan/common.c:58)
[   76.313865][ T1833]  ? kasan_save_stack (mm/kasan/common.c:57)
[   76.313866][ T1833]  ? kasan_save_track (mm/kasan/common.c:78)
[   76.313867][ T1833]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   76.313869][ T1833]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   76.313871][ T1833]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   76.313874][ T1833]  ? ___sys_sendmsg (net/socket.c:2758)
[   76.313878][ T1833]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   76.313880][ T1833]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   76.313883][ T1833]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.313884][ T1833]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   76.313886][ T1833]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.313887][ T1833]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.313889][ T1833]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   76.313891][ T1833]  ? __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)
[   76.313892][ T1833]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   76.313894][ T1833]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   76.313897][ T1833]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   76.313899][ T1833]  ? nla_get_range_signed (lib/nlattr.c:270)
[   76.313904][ T1833]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.313906][ T1833]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   76.313911][ T1833]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   76.313916][ T1833]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   76.313918][ T1833]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   76.313922][ T1833]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   76.313924][ T1833]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   76.313926][ T1833]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   76.313928][ T1833]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   76.313932][ T1833]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   76.313934][ T1833]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   76.313937][ T1833]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.313938][ T1833]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   76.313943][ T1833]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   76.313944][ T1833]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   76.313948][ T1833]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   76.313951][ T1833]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.313954][ T1833]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   76.313960][ T1833]  ? 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))
[   76.313962][ T1833]  ? 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))
[   76.313967][ T1833]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   76.313971][ T1833]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   76.313973][ T1833]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   76.313977][ T1833]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   76.313981][ T1833]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   76.313985][ T1833]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   76.313987][ T1833]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   76.313992][ T1833]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   76.313995][ T1833]  ____sys_sendmsg (net/socket.c:2713)
[   76.313997][ T1833]  ? copy_msghdr_from_user (net/socket.c:2650)
[   76.313999][ T1833]  ? sock_write_iter (net/socket.c:1269)
[   76.314001][ T1833]  ? move_addr_to_kernel (net/socket.c:258)
[   76.314008][ T1833]  ___sys_sendmsg (net/socket.c:2767)
[   76.314011][ T1833]  ? copy_msghdr_from_user (net/socket.c:2619)
[   76.314027][ T1833]  __sys_sendmsg (net/socket.c:2799)
[   76.314029][ T1833]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   76.314035][ T1833]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.314038][ T1833]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   76.314041][ T1833]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   76.314044][ T1833]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   76.314046][ T1833] RIP: 0033:0x7ffa9dafb54e
[   76.314050][ T1833] 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
[   76.314052][ T1833] RSP: 002b:00007fff548c80b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   76.314055][ T1833] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007ffa9dafb54e
[   76.314056][ T1833] RDX: 0000000000000000 RSI: 00007fff548c8160 RDI: 0000000000000005
[   76.314057][ T1833] RBP: 00007fff548c80c0 R08: 0000000000000000 R09: 0000000000000000
[   76.314058][ T1833] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d33a
[   76.314059][ T1833] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff548c8820
| [   78.116792][ T1907] softirqs last disabled at (28279): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   78.116795][ T1907] Preemption disabled at:
| [   78.116796][ T1907] vprintk_emit (kernel/printk/printk.c:2471)
| [   78.116804][ T1907] Tainted: [W]=WARN
[   78.116806][ T1907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.116808][ T1907] Call Trace:
[   78.116809][ T1907]  <TASK>
[   78.116811][ T1907]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   78.116816][ T1907]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   78.116818][ T1907]  __might_resched.cold (kernel/sched/core.c:9234)
[   78.116822][ T1907]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   78.116827][ T1907]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   78.116831][ T1907]  __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))
[   78.116833][ T1907]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   78.116839][ T1907]  ? 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)
[   78.116842][ T1907]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   78.116846][ T1907]  put_chars (drivers/char/virtio_console.c:1176)
[   78.116848][ T1907]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   78.116850][ T1907]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   78.116853][ T1907]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   78.116856][ T1907]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   78.116861][ T1907]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   78.116865][ T1907]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   78.116870][ T1907]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   78.116873][ T1907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.116878][ T1907]  console_emit_next_record (kernel/printk/printk.c:3183)
[   78.116881][ T1907]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   78.116883][ T1907]  ? 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))
[   78.116886][ T1907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.116888][ T1907]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.116892][ T1907]  console_flush_one_record (kernel/printk/printk.c:3268)
[   78.116896][ T1907]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   78.116898][ T1907]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   78.116903][ T1907]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   78.116906][ T1907]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   78.116908][ T1907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.116910][ T1907]  ? 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)
[   78.116913][ T1907]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   78.116915][ T1907]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   78.116918][ T1907]  vprintk_emit (kernel/printk/printk.c:2479)
[   78.116921][ T1907]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   78.116923][ T1907]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   78.116925][ T1907]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   78.116929][ T1907]  _printk (kernel/printk/printk.c:2504)
[   78.116932][ T1907]  ? snapshot_read.cold (user.c:?)
[   78.116936][ T1907]  ? br_multicast_flood (??:?)
[   78.116939][ T1907]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   78.116940][ T1907]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[   78.116942][ T1907]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   78.116946][ T1907]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   78.116950][ T1907]  br_init_port (net/bridge/br_stp_if.c:39)
[   78.116952][ T1907]  new_nbp (net/bridge/br_if.c:449)
[   78.116956][ T1907]  br_add_if (net/bridge/br_if.c:592)
[   78.116958][ T1907]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[   78.116965][ T1907]  do_set_master (net/core/rtnetlink.c:3071)
[   78.116969][ T1907]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   78.116972][ T1907]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   78.116974][ T1907]  ? __dev_get_by_name (net/core/dev.c:905)
[   78.116976][ T1907]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   78.116986][ T1907]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   78.116992][ T1907]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   78.116998][ T1907]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   78.116999][ T1907]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   78.117006][ T1907]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   78.117010][ T1907]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   78.117012][ T1907]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   78.117015][ T1907]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.117017][ T1907]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   78.117021][ T1907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   78.117023][ T1907]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   78.117027][ T1907]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   78.117030][ T1907]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.117033][ T1907]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.117039][ T1907]  ? 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))
[   78.117041][ T1907]  ? 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))
[   78.117046][ T1907]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.117050][ T1907]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.117055][ T1907]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   78.117059][ T1907]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   78.117063][ T1907]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   78.117065][ T1907]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   78.117070][ T1907]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   78.117074][ T1907]  ____sys_sendmsg (net/socket.c:2713)
[   78.117076][ T1907]  ? copy_msghdr_from_user (net/socket.c:2650)
[   78.117079][ T1907]  ? sock_write_iter (net/socket.c:1269)
[   78.117080][ T1907]  ? move_addr_to_kernel (net/socket.c:258)
[   78.117085][ T1907]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   78.117087][ T1907]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   78.117091][ T1907]  ___sys_sendmsg (net/socket.c:2767)
[   78.117093][ T1907]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   78.117095][ T1907]  ? copy_msghdr_from_user (net/socket.c:2619)
[   78.117098][ T1907]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   78.117112][ T1907]  __sys_sendmsg (net/socket.c:2799)
[   78.117115][ T1907]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   78.117121][ T1907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.117122][ T1907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.117125][ T1907]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   78.117128][ T1907]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   78.117131][ T1907]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.117133][ T1907] RIP: 0033:0x7f357a4fa54e
[   78.117137][ T1907] 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
[   78.117139][ T1907] RSP: 002b:00007fff8f440080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.117142][ T1907] RAX: ffffffffffffffda RBX: 00007fff8f440848 RCX: 00007f357a4fa54e
[   78.117143][ T1907] RDX: 0000000000000000 RSI: 00007fff8f440130 RDI: 0000000000000005
[   78.117144][ T1907] RBP: 00007fff8f440090 R08: 0000000000000000 R09: 0000000000000000
[   78.117145][ T1907] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d33c
[   78.117146][ T1907] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff8f440800
| [   79.225245][ T1947] softirqs last disabled at (19544): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   79.225247][ T1947] Preemption disabled at:
| [   79.225248][ T1947] vprintk_emit (kernel/printk/printk.c:2471)
| [   79.225256][ T1947] Tainted: [W]=WARN
[   79.225257][ T1947] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.225259][ T1947] Call Trace:
[   79.225260][ T1947]  <TASK>
[   79.225262][ T1947]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   79.225267][ T1947]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   79.225269][ T1947]  __might_resched.cold (kernel/sched/core.c:9234)
[   79.225274][ T1947]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   79.225278][ T1947]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   79.225282][ T1947]  __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))
[   79.225284][ T1947]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   79.225291][ T1947]  ? 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)
[   79.225293][ T1947]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   79.225297][ T1947]  put_chars (drivers/char/virtio_console.c:1176)
[   79.225299][ T1947]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   79.225305][ T1947]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   79.225313][ T1947]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   79.225316][ T1947]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.225321][ T1947]  console_emit_next_record (kernel/printk/printk.c:3183)
[   79.225325][ T1947]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   79.225327][ T1947]  ? 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))
[   79.225330][ T1947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.225332][ T1947]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.225336][ T1947]  console_flush_one_record (kernel/printk/printk.c:3268)
[   79.225340][ T1947]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   79.225342][ T1947]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   79.225348][ T1947]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   79.225350][ T1947]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   79.225352][ T1947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.225354][ T1947]  ? 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)
[   79.225357][ T1947]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   79.225359][ T1947]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   79.225362][ T1947]  vprintk_emit (kernel/printk/printk.c:2479)
[   79.225365][ T1947]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   79.225368][ T1947]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   79.225373][ T1947]  _printk (kernel/printk/printk.c:2504)
[   79.225376][ T1947]  ? snapshot_read.cold (user.c:?)
[   79.225378][ T1947]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   79.225381][ T1947]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   79.225383][ T1947]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   79.225386][ T1947]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   79.225389][ T1947]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   79.225392][ T1947]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   79.225394][ T1947]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   79.225397][ T1947]  ? netdev_notice (net/core/dev.c:13194)
[   79.225400][ T1947]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   79.225403][ T1947]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   79.225405][ T1947]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   79.225408][ T1947]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   79.225410][ T1947]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   79.225412][ T1947]  ? register_netdev (net/core/dev.c:11618)
[   79.225414][ T1947]  ? 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))
[   79.225419][ T1947]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   79.225421][ T1947]  ? __kernel_text_address (kernel/extable.c:79)
[   79.225424][ T1947]  ? write_profile (profile.c:?)
[   79.225428][ T1947]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   79.225433][ T1947]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   79.225437][ T1947]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   79.225439][ T1947]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   79.225440][ T1947]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   79.225442][ T1947]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.225445][ T1947]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   79.225447][ T1947]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   79.225449][ T1947]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   79.225451][ T1947]  ? kasan_save_stack (mm/kasan/common.c:58)
[   79.225453][ T1947]  ? kasan_save_stack (mm/kasan/common.c:57)
[   79.225454][ T1947]  ? kasan_save_track (mm/kasan/common.c:78)
[   79.225455][ T1947]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   79.225458][ T1947]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   79.225459][ T1947]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   79.225462][ T1947]  ? ___sys_sendmsg (net/socket.c:2758)
[   79.225466][ T1947]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   79.225468][ T1947]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   79.225470][ T1947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.225472][ T1947]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.225473][ T1947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.225475][ T1947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.225476][ T1947]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   79.225478][ T1947]  ? __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)
[   79.225480][ T1947]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   79.225482][ T1947]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   79.225485][ T1947]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   79.225486][ T1947]  ? nla_get_range_signed (lib/nlattr.c:270)
[   79.225491][ T1947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.225493][ T1947]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   79.225498][ T1947]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   79.225503][ T1947]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   79.225505][ T1947]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   79.225510][ T1947]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   79.225511][ T1947]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   79.225513][ T1947]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   79.225515][ T1947]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   79.225519][ T1947]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   79.225521][ T1947]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   79.225524][ T1947]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.225525][ T1947]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   79.225530][ T1947]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   79.225532][ T1947]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   79.225535][ T1947]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   79.225538][ T1947]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.225541][ T1947]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.225555][ T1947]  ? 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))
[   79.225557][ T1947]  ? 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))
[   79.225561][ T1947]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.225565][ T1947]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.225568][ T1947]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   79.225572][ T1947]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   79.225576][ T1947]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   79.225580][ T1947]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   79.225581][ T1947]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   79.225587][ T1947]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   79.225589][ T1947]  ____sys_sendmsg (net/socket.c:2713)
[   79.225592][ T1947]  ? copy_msghdr_from_user (net/socket.c:2650)
[   79.225594][ T1947]  ? sock_write_iter (net/socket.c:1269)
[   79.225595][ T1947]  ? move_addr_to_kernel (net/socket.c:258)
[   79.225603][ T1947]  ___sys_sendmsg (net/socket.c:2767)
[   79.225605][ T1947]  ? copy_msghdr_from_user (net/socket.c:2619)
[   79.225621][ T1947]  __sys_sendmsg (net/socket.c:2799)
[   79.225623][ T1947]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   79.225630][ T1947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.225633][ T1947]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   79.225635][ T1947]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   79.225638][ T1947]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.225640][ T1947] RIP: 0033:0x7f057089254e
[   79.225644][ T1947] 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
[   79.225646][ T1947] RSP: 002b:00007ffce05c83c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.225648][ T1947] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f057089254e
[   79.225650][ T1947] RDX: 0000000000000000 RSI: 00007ffce05c8470 RDI: 0000000000000005
[   79.225651][ T1947] RBP: 00007ffce05c83d0 R08: 0000000000000000 R09: 0000000000000000
[   79.225651][ T1947] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d33d
[   79.225652][ T1947] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce05c8b30
| [   81.017833][ T2004] softirqs last disabled at (25472): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   81.017834][ T2004] Preemption disabled at:
| [   81.017835][ T2004] vprintk_emit (kernel/printk/printk.c:2471)
| [   81.017843][ T2004] Tainted: [W]=WARN
[   81.017844][ T2004] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.017846][ T2004] Call Trace:
[   81.017848][ T2004]  <TASK>
[   81.017849][ T2004]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   81.017855][ T2004]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   81.017856][ T2004]  __might_resched.cold (kernel/sched/core.c:9234)
[   81.017861][ T2004]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   81.017865][ T2004]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   81.017869][ T2004]  __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))
[   81.017871][ T2004]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   81.017878][ T2004]  ? 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)
[   81.017880][ T2004]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   81.017884][ T2004]  put_chars (drivers/char/virtio_console.c:1176)
[   81.017886][ T2004]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   81.017888][ T2004]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   81.017891][ T2004]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   81.017894][ T2004]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   81.017899][ T2004]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   81.017903][ T2004]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   81.017908][ T2004]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   81.017911][ T2004]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.017916][ T2004]  console_emit_next_record (kernel/printk/printk.c:3183)
[   81.017920][ T2004]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   81.017922][ T2004]  ? 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))
[   81.017925][ T2004]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.017926][ T2004]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   81.017930][ T2004]  console_flush_one_record (kernel/printk/printk.c:3268)
[   81.017935][ T2004]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   81.017937][ T2004]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   81.017942][ T2004]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   81.017945][ T2004]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   81.017947][ T2004]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.017948][ T2004]  ? 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)
[   81.017952][ T2004]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   81.017954][ T2004]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   81.017956][ T2004]  vprintk_emit (kernel/printk/printk.c:2479)
[   81.017960][ T2004]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   81.017962][ T2004]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   81.017964][ T2004]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   81.017968][ T2004]  _printk (kernel/printk/printk.c:2504)
[   81.017971][ T2004]  ? snapshot_read.cold (user.c:?)
[   81.017975][ T2004]  ? br_multicast_flood (??:?)
[   81.017978][ T2004]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   81.017979][ T2004]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[   81.017980][ T2004]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   81.017984][ T2004]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   81.017989][ T2004]  br_init_port (net/bridge/br_stp_if.c:39)
[   81.017992][ T2004]  new_nbp (net/bridge/br_if.c:449)
[   81.017995][ T2004]  br_add_if (net/bridge/br_if.c:592)
[   81.017997][ T2004]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[   81.018005][ T2004]  do_set_master (net/core/rtnetlink.c:3071)
[   81.018009][ T2004]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   81.018012][ T2004]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   81.018014][ T2004]  ? __dev_get_by_name (net/core/dev.c:905)
[   81.018016][ T2004]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   81.018026][ T2004]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   81.018032][ T2004]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   81.018038][ T2004]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   81.018040][ T2004]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   81.018046][ T2004]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   81.018050][ T2004]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   81.018052][ T2004]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   81.018055][ T2004]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   81.018057][ T2004]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   81.018061][ T2004]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   81.018063][ T2004]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   81.018067][ T2004]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   81.018070][ T2004]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   81.018073][ T2004]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   81.018080][ T2004]  ? 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))
[   81.018082][ T2004]  ? 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))
[   81.018086][ T2004]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   81.018090][ T2004]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   81.018096][ T2004]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   81.018100][ T2004]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   81.018104][ T2004]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   81.018105][ T2004]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   81.018111][ T2004]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   81.018115][ T2004]  ____sys_sendmsg (net/socket.c:2713)
[   81.018117][ T2004]  ? copy_msghdr_from_user (net/socket.c:2650)
[   81.018119][ T2004]  ? sock_write_iter (net/socket.c:1269)
[   81.018121][ T2004]  ? move_addr_to_kernel (net/socket.c:258)
[   81.018126][ T2004]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   81.018128][ T2004]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   81.018132][ T2004]  ___sys_sendmsg (net/socket.c:2767)
[   81.018133][ T2004]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   81.018136][ T2004]  ? copy_msghdr_from_user (net/socket.c:2619)
[   81.018138][ T2004]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   81.018154][ T2004]  __sys_sendmsg (net/socket.c:2799)
[   81.018156][ T2004]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   81.018162][ T2004]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.018164][ T2004]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.018167][ T2004]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   81.018170][ T2004]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   81.018173][ T2004]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   81.018175][ T2004] RIP: 0033:0x7f5c6078054e
[   81.018179][ T2004] 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
[   81.018181][ T2004] RSP: 002b:00007ffdfb7b0090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   81.018183][ T2004] RAX: ffffffffffffffda RBX: 00007ffdfb7b0858 RCX: 00007f5c6078054e
[   81.018185][ T2004] RDX: 0000000000000000 RSI: 00007ffdfb7b0140 RDI: 0000000000000005
[   81.018185][ T2004] RBP: 00007ffdfb7b00a0 R08: 0000000000000000 R09: 0000000000000000
[   81.018186][ T2004] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d33f
[   81.018187][ T2004] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdfb7b0810
| [   87.529899][    C0]
| [   87.529899][    C0]
| [   87.529899][    C0] stack backtrace:
| [   87.529905][    C0] Tainted: [W]=WARN
[   87.529906][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.529907][    C0] Call Trace:
[   87.529908][    C0]  <IRQ>
[   87.529910][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   87.529914][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   87.529916][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   87.529918][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[   87.529921][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   87.529923][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   87.529924][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   87.529927][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   87.529928][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   87.529931][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.529933][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.529935][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   87.529937][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   87.529938][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   87.529941][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   87.529942][    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))
[   87.529944][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.529945][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.529947][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   87.529950][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   87.529951][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   87.529954][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   87.529956][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   87.529957][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.529959][    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)
[   87.529960][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   87.529962][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   87.529963][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   87.529965][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   87.529967][    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))
[   87.529969][    C0]  _printk (kernel/printk/printk.c:2504)
[   87.529970][    C0]  ? snapshot_read.cold (user.c:?)
[   87.529972][    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))
[   87.529974][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   87.529976][    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))
[   87.529978][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   87.529979][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   87.529981][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   87.529983][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   87.529985][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   87.529988][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   87.529989][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   87.529991][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.529993][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   87.529995][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   87.529997][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   87.529999][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   87.530000][    C0]  ? trace_rcu_watching (./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/rcu.h:480)
[   87.530005][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   87.530007][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   87.530009][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   87.530011][    C0]  ? handle_softirqs (./arch/x86/include/asm/bitops.h:312 kernel/softirq.c:633)
[   87.530012][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.530014][    C0]  handle_softirqs (kernel/softirq.c:645)
[   87.530016][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   87.530017][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   87.530019][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   87.530021][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   87.530023][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   87.530024][    C0]  </IRQ>
[   87.530025][    C0]  <TASK>
[   87.530026][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   87.530027][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   87.530029][    C0] Code: 48 8b 3d 94 92 68 02 e8 1f 00 00 00 48 2b 05 58 e3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 16 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 92 68 02 	mov    0x2689294(%rip),%rdi        # 0x268929b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 e3 a0 00 	sub    0xa0e358(%rip),%rax        # 0xa0e36b
  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 16 0e 00 	verw   0xe1613(%rip)        # 0xe163b
  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
[   87.530032][    C0] RSP: 0018:ffffffffbc007cf8 EFLAGS: 00000296
[   87.530034][    C0] RAX: 00000000003c25ef RBX: ffffffffbc030600 RCX: ffffffffb8706247
[   87.530035][    C0] RDX: ffffffffbc030600 RSI: ffffffffbb911042 RDI: ffffffffbb2949e0
[   87.530036][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   87.530037][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff7800fa2
[   87.530038][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   87.530040][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   87.530042][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   87.530043][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   87.530045][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   87.530046][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   87.530048][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   87.530050][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   87.530053][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   87.530055][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.530057][    C0]  do_idle (kernel/sched/idle.c:355)
[   87.530058][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   87.530060][    C0]  rest_init (init/main.c:727)
[   87.530061][    C0]  ? __cpuidle_text_end (??:?)
[   87.530064][    C0]  ? rest_init (init/main.c:727)
[   87.530066][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   87.530069][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   87.530071][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   87.530073][    C0]  start_kernel (init/main.c:1185)
[   87.530075][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   87.530076][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   87.530078][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   87.530096][    C0] softirqs last disabled at (3941929): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   87.530098][    C0] Preemption disabled at:
| [   87.530098][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   87.530104][    C0] Tainted: [W]=WARN
[   87.530105][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.530105][    C0] Call Trace:
[   87.530106][    C0]  <IRQ>
[   87.530107][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   87.530109][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   87.530111][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   87.530114][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   87.530117][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.530118][    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))
[   87.530119][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   87.530121][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   87.530123][    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)
[   87.530125][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   87.530128][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   87.530129][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   87.530131][    C0]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   87.530133][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   87.530136][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   87.530138][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.530139][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.530140][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   87.530143][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   87.530144][    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))
[   87.530146][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.530148][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.530150][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   87.530152][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   87.530153][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   87.530156][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   87.530158][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   87.530159][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.530161][    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)
[   87.530162][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   87.530164][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   87.530165][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   87.530167][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   87.530169][    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))
[   87.530170][    C0]  _printk (kernel/printk/printk.c:2504)
[   87.530172][    C0]  ? snapshot_read.cold (user.c:?)
[   87.530174][    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))
[   87.530175][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   87.530178][    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))
[   87.530179][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   87.530181][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   87.530183][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   87.530185][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   87.530186][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   87.530188][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   87.530190][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   87.530192][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.530193][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   87.530195][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   87.530197][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   87.530199][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   87.530201][    C0]  ? trace_rcu_watching (./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/rcu.h:480)
[   87.530203][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   87.530206][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   87.530207][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   87.530209][    C0]  ? handle_softirqs (./arch/x86/include/asm/bitops.h:312 kernel/softirq.c:633)
[   87.530211][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.530212][    C0]  handle_softirqs (kernel/softirq.c:645)
[   87.530214][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   87.530215][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   87.530217][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   87.530219][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   87.530220][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   87.530222][    C0]  </IRQ>
[   87.530222][    C0]  <TASK>
[   87.530223][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   87.530224][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   87.530226][    C0] Code: 48 8b 3d 94 92 68 02 e8 1f 00 00 00 48 2b 05 58 e3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 16 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 92 68 02 	mov    0x2689294(%rip),%rdi        # 0x268929b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 e3 a0 00 	sub    0xa0e358(%rip),%rax        # 0xa0e36b
  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 16 0e 00 	verw   0xe1613(%rip)        # 0xe163b
  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
[   87.530227][    C0] RSP: 0018:ffffffffbc007cf8 EFLAGS: 00000296
[   87.530228][    C0] RAX: 00000000003c25ef RBX: ffffffffbc030600 RCX: ffffffffb8706247
[   87.530229][    C0] RDX: ffffffffbc030600 RSI: ffffffffbb911042 RDI: ffffffffbb2949e0
[   87.530230][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   87.530231][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff7800fa2
[   87.530231][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   87.530233][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   87.530235][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   87.530236][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   87.530238][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   87.530239][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   87.530241][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   87.530242][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   87.530244][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   87.530245][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.530247][    C0]  do_idle (kernel/sched/idle.c:355)
[   87.530248][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   87.530250][    C0]  rest_init (init/main.c:727)
[   87.530251][    C0]  ? __cpuidle_text_end (??:?)
[   87.530254][    C0]  ? rest_init (init/main.c:727)
[   87.530256][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   87.530258][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   87.530259][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   87.530261][    C0]  start_kernel (init/main.c:1185)
[   87.530262][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   87.530264][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   87.530266][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   88.641430][ T2152] softirqs last disabled at (0): 0x0
| [   88.641432][ T2152] Preemption disabled at:
| [   88.641433][ T2152] vprintk_emit (kernel/printk/printk.c:2471)
| [   88.641442][ T2152] Tainted: [W]=WARN
[   88.641444][ T2152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.641445][ T2152] Call Trace:
[   88.641447][ T2152]  <TASK>
[   88.641448][ T2152]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   88.641453][ T2152]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   88.641455][ T2152]  __might_resched.cold (kernel/sched/core.c:9234)
[   88.641458][ T2152]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   88.641462][ T2152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.641464][ T2152]  __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))
[   88.641467][ T2152]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   88.641470][ T2152]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   88.641475][ T2152]  ? 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)
[   88.641477][ T2152]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   88.641479][ T2152]  put_chars (drivers/char/virtio_console.c:1176)
[   88.641481][ T2152]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   88.641482][ T2152]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   88.641485][ T2152]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   88.641487][ T2152]  ? pointer (lib/vsprintf.c:2577)
[   88.641490][ T2152]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   88.641495][ T2152]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   88.641496][ T2152]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   88.641498][ T2152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.641501][ T2152]  console_emit_next_record (kernel/printk/printk.c:3183)
[   88.641504][ T2152]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   88.641506][ T2152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.641507][ T2152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.641508][ T2152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.641509][ T2152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.641510][ T2152]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   88.641512][ T2152]  console_flush_one_record (kernel/printk/printk.c:3268)
[   88.641515][ T2152]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   88.641517][ T2152]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   88.641519][ T2152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.641521][ T2152]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   88.641523][ T2152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.641524][ T2152]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.641525][ T2152]  ? 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)
[   88.641527][ T2152]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   88.641528][ T2152]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   88.641530][ T2152]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   88.641531][ T2152]  vprintk_emit (kernel/printk/printk.c:2479)
[   88.641533][ T2152]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   88.641534][ T2152]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[   88.641537][ T2152]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   88.641540][ T2152]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   88.641543][ T2152]  _printk (kernel/printk/printk.c:2504)
[   88.641547][ T2152]  ? snapshot_read.cold (user.c:?)
[   88.641550][ T2152]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[   88.641555][ T2152]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   88.641558][ T2152]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   88.641560][ T2152]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   88.641563][ T2152]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   88.641565][ T2152]  ? netdev_notice (net/core/dev.c:13194)
[   88.641567][ T2152]  ? 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)
[   88.641569][ T2152]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[   88.641571][ T2152]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   88.641573][ T2152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.641574][ T2152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.641575][ T2152]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   88.641576][ T2152]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   88.641578][ T2152]  ? 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)
[   88.641579][ T2152]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   88.641581][ T2152]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   88.641582][ T2152]  ? register_netdev (net/core/dev.c:11618)
[   88.641584][ T2152]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.641586][ T2152]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   88.641588][ T2152]  ? __kernel_text_address (kernel/extable.c:79)
[   88.641591][ T2152]  ? write_profile (profile.c:?)
[   88.641594][ T2152]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   88.641597][ T2152]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   88.641599][ T2152]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   88.641600][ T2152]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   88.641601][ T2152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.641602][ T2152]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   88.641606][ T2152]  ? kasan_save_stack (mm/kasan/common.c:58)
[   88.641607][ T2152]  ? kasan_save_stack (mm/kasan/common.c:57)
[   88.641608][ T2152]  ? kasan_save_track (mm/kasan/common.c:78)
[   88.641610][ T2152]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   88.641611][ T2152]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   88.641612][ T2152]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   88.641613][ T2152]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   88.641614][ T2152]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   88.641617][ T2152]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   88.641619][ T2152]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   88.641620][ T2152]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   88.641623][ T2152]  ? ____sys_sendmsg (net/socket.c:2713)
[   88.641624][ T2152]  ? ___sys_sendmsg (net/socket.c:2767)
[   88.641626][ T2152]  ? __sys_sendmsg (net/socket.c:2799)
[   88.641627][ T2152]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   88.641629][ T2152]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.641632][ T2152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.641633][ T2152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.641634][ T2152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.641635][ T2152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.641636][ T2152]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   88.641638][ T2152]  ? __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)
[   88.641639][ T2152]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   88.641640][ T2152]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   88.641642][ T2152]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   88.641643][ T2152]  ? nla_get_range_signed (lib/nlattr.c:270)
[   88.641646][ T2152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.641647][ T2152]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   88.641649][ T2152]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   88.641651][ T2152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.641652][ T2152]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   88.641654][ T2152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.641655][ T2152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.641657][ T2152]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   88.641659][ T2152]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   88.641660][ T2152]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   88.641662][ T2152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.641663][ T2152]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   88.641666][ T2152]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   88.641668][ T2152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.641670][ T2152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.641671][ T2152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.641672][ T2152]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   88.641674][ T2152]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   88.641675][ T2152]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   88.641677][ T2152]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   88.641678][ T2152]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   88.641681][ T2152]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   88.641682][ T2152]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   88.641684][ T2152]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.641685][ T2152]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   88.641687][ T2152]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   88.641690][ T2152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.641691][ T2152]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.641693][ T2152]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   88.641696][ T2152]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   88.641697][ T2152]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.641699][ T2152]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   88.641701][ T2152]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   88.641703][ T2152]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   88.641705][ T2152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.641706][ T2152]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   88.641709][ T2152]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   88.641711][ T2152]  ____sys_sendmsg (net/socket.c:2713)
[   88.641713][ T2152]  ? copy_msghdr_from_user (net/socket.c:2650)
[   88.641714][ T2152]  ? sock_write_iter (net/socket.c:1269)
[   88.641716][ T2152]  ? move_addr_to_kernel (net/socket.c:258)
[   88.641717][ T2152]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   88.641720][ T2152]  ___sys_sendmsg (net/socket.c:2767)
[   88.641721][ T2152]  ? copy_msghdr_from_user (net/socket.c:2619)
[   88.641726][ T2152]  __sys_sendmsg (net/socket.c:2799)
[   88.641728][ T2152]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   88.641731][ T2152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.641732][ T2152]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   88.641734][ T2152]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   88.641736][ T2152]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.641737][ T2152] RIP: 0033:0x7f22b5b4954e
[   88.641739][ T2152] 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
[   88.641741][ T2152] RSP: 002b:00007ffec6f18300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.641745][ T2152] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f22b5b4954e
[   88.641746][ T2152] RDX: 0000000000000000 RSI: 00007ffec6f183b0 RDI: 0000000000000005
[   88.641747][ T2152] RBP: 00007ffec6f18310 R08: 0000000000000000 R09: 0000000000000000
[   88.641748][ T2152] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d346
[   88.641749][ T2152] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffec6f18a70
| [   89.768690][ T2226] softirqs last disabled at (0): 0x0
| [   89.768692][ T2226] Preemption disabled at:
| [   89.768693][ T2226] vprintk_emit (kernel/printk/printk.c:2471)
| [   89.768702][ T2226] Tainted: [W]=WARN
[   89.768703][ T2226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.768705][ T2226] Call Trace:
[   89.768707][ T2226]  <TASK>
[   89.768708][ T2226]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   89.768714][ T2226]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   89.768715][ T2226]  __might_resched.cold (kernel/sched/core.c:9234)
[   89.768719][ T2226]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   89.768721][ T2226]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   89.768724][ T2226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.768727][ T2226]  __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))
[   89.768730][ T2226]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   89.768732][ T2226]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   89.768737][ T2226]  ? 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)
[   89.768739][ T2226]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   89.768742][ T2226]  put_chars (drivers/char/virtio_console.c:1176)
[   89.768743][ T2226]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   89.768745][ T2226]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   89.768748][ T2226]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   89.768752][ T2226]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   89.768754][ T2226]  ? vsnprintf (lib/vsprintf.c:2900)
[   89.768758][ T2226]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   89.768759][ T2226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.768760][ T2226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.768762][ T2226]  console_emit_next_record (kernel/printk/printk.c:3183)
[   89.768765][ T2226]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   89.768767][ T2226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.768768][ T2226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.768769][ T2226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.768770][ T2226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.768772][ T2226]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   89.768774][ T2226]  console_flush_one_record (kernel/printk/printk.c:3268)
[   89.768776][ T2226]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   89.768779][ T2226]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   89.768781][ T2226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.768783][ T2226]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   89.768784][ T2226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.768785][ T2226]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.768787][ T2226]  ? 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)
[   89.768788][ T2226]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   89.768790][ T2226]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   89.768798][ T2226]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   89.768800][ T2226]  vprintk_emit (kernel/printk/printk.c:2479)
[   89.768801][ T2226]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   89.768803][ T2226]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   89.768804][ T2226]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   89.768807][ T2226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.768809][ T2226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.768810][ T2226]  _printk (kernel/printk/printk.c:2504)
[   89.768813][ T2226]  ? snapshot_read.cold (user.c:?)
[   89.768815][ T2226]  ? br_multicast_flood (??:?)
[   89.768819][ T2226]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   89.768821][ T2226]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[   89.768822][ T2226]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   89.768824][ T2226]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   89.768827][ T2226]  br_init_port (net/bridge/br_stp_if.c:39)
[   89.768829][ T2226]  new_nbp (net/bridge/br_if.c:449)
[   89.768831][ T2226]  br_add_if (net/bridge/br_if.c:592)
[   89.768833][ T2226]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[   89.768837][ T2226]  do_set_master (net/core/rtnetlink.c:3071)
[   89.768839][ T2226]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   89.768841][ T2226]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   89.768842][ T2226]  ? __dev_get_by_name (net/core/dev.c:905)
[   89.768844][ T2226]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   89.768848][ T2226]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   89.768850][ T2226]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   89.768853][ T2226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.768854][ T2226]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   89.768855][ T2226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.768857][ T2226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.768858][ T2226]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   89.768861][ T2226]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   89.768863][ T2226]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   89.768865][ T2226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.768866][ T2226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.768868][ T2226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.768869][ T2226]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   89.768870][ T2226]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   89.768872][ T2226]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   89.768873][ T2226]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   89.768875][ T2226]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   89.768879][ T2226]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   89.768882][ T2226]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   89.768883][ T2226]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.768885][ T2226]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   89.768886][ T2226]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   89.768889][ T2226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.768890][ T2226]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.768893][ T2226]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   89.768895][ T2226]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   89.768897][ T2226]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[   89.768899][ T2226]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[   89.768903][ T2226]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   89.768905][ T2226]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   89.768907][ T2226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.768908][ T2226]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   89.768912][ T2226]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   89.768914][ T2226]  ____sys_sendmsg (net/socket.c:2713)
[   89.768916][ T2226]  ? copy_msghdr_from_user (net/socket.c:2650)
[   89.768918][ T2226]  ? sock_write_iter (net/socket.c:1269)
[   89.768919][ T2226]  ? move_addr_to_kernel (net/socket.c:258)
[   89.768922][ T2226]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   89.768924][ T2226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.768926][ T2226]  ___sys_sendmsg (net/socket.c:2767)
[   89.768928][ T2226]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   89.768929][ T2226]  ? copy_msghdr_from_user (net/socket.c:2619)
[   89.768931][ T2226]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   89.768936][ T2226]  __sys_sendmsg (net/socket.c:2799)
[   89.768938][ T2226]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   89.768940][ T2226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.768942][ T2226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.768943][ T2226]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   89.768945][ T2226]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   89.768947][ T2226]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.768949][ T2226] RIP: 0033:0x7f293c24f54e
[   89.768951][ T2226] 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
[   89.768954][ T2226] RSP: 002b:00007ffcf24076c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.768957][ T2226] RAX: ffffffffffffffda RBX: 00007ffcf2407e88 RCX: 00007f293c24f54e
[   89.768959][ T2226] RDX: 0000000000000000 RSI: 00007ffcf2407770 RDI: 0000000000000005
[   89.768960][ T2226] RBP: 00007ffcf24076d0 R08: 0000000000000000 R09: 0000000000000000
[   89.768961][ T2226] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d348
[   89.768962][ T2226] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf2407e40
| [   90.913427][ T2285] softirqs last disabled at (0): 0x0
| [   90.913429][ T2285] Preemption disabled at:
| [   90.913430][ T2285] vprintk_emit (kernel/printk/printk.c:2471)
| [   90.913439][ T2285] Tainted: [W]=WARN
[   90.913440][ T2285] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.913442][ T2285] Call Trace:
[   90.913443][ T2285]  <TASK>
[   90.913445][ T2285]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   90.913450][ T2285]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   90.913451][ T2285]  __might_resched.cold (kernel/sched/core.c:9234)
[   90.913455][ T2285]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   90.913457][ T2285]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   90.913460][ T2285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.913462][ T2285]  __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))
[   90.913465][ T2285]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   90.913468][ T2285]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   90.913473][ T2285]  ? 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)
[   90.913475][ T2285]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   90.913477][ T2285]  put_chars (drivers/char/virtio_console.c:1176)
[   90.913479][ T2285]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   90.913480][ T2285]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   90.913483][ T2285]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   90.913487][ T2285]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   90.913489][ T2285]  ? vsnprintf (lib/vsprintf.c:2900)
[   90.913492][ T2285]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   90.913493][ T2285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.913494][ T2285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.913496][ T2285]  console_emit_next_record (kernel/printk/printk.c:3183)
[   90.913499][ T2285]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   90.913501][ T2285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.913502][ T2285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.913503][ T2285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.913504][ T2285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.913506][ T2285]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   90.913508][ T2285]  console_flush_one_record (kernel/printk/printk.c:3268)
[   90.913510][ T2285]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   90.913513][ T2285]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   90.913515][ T2285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.913516][ T2285]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   90.913518][ T2285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.913519][ T2285]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.913520][ T2285]  ? 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)
[   90.913522][ T2285]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   90.913523][ T2285]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   90.913525][ T2285]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   90.913526][ T2285]  vprintk_emit (kernel/printk/printk.c:2479)
[   90.913528][ T2285]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   90.913529][ T2285]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   90.913531][ T2285]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   90.913534][ T2285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.913535][ T2285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.913536][ T2285]  _printk (kernel/printk/printk.c:2504)
[   90.913539][ T2285]  ? snapshot_read.cold (user.c:?)
[   90.913541][ T2285]  ? br_multicast_flood (??:?)
[   90.913545][ T2285]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   90.913549][ T2285]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[   90.913550][ T2285]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   90.913555][ T2285]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   90.913557][ T2285]  br_init_port (net/bridge/br_stp_if.c:39)
[   90.913559][ T2285]  new_nbp (net/bridge/br_if.c:449)
[   90.913561][ T2285]  br_add_if (net/bridge/br_if.c:592)
[   90.913563][ T2285]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[   90.913567][ T2285]  do_set_master (net/core/rtnetlink.c:3071)
[   90.913569][ T2285]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   90.913571][ T2285]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   90.913572][ T2285]  ? __dev_get_by_name (net/core/dev.c:905)
[   90.913574][ T2285]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   90.913578][ T2285]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   90.913580][ T2285]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   90.913582][ T2285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.913583][ T2285]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   90.913584][ T2285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.913586][ T2285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.913587][ T2285]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   90.913590][ T2285]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   90.913591][ T2285]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   90.913594][ T2285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.913595][ T2285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.913596][ T2285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.913597][ T2285]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   90.913599][ T2285]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   90.913600][ T2285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.913602][ T2285]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   90.913603][ T2285]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   90.913607][ T2285]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   90.913609][ T2285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.913611][ T2285]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.913613][ T2285]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.913614][ T2285]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   90.913617][ T2285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.913618][ T2285]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.913620][ T2285]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.913622][ T2285]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.913624][ T2285]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[   90.913627][ T2285]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[   90.913630][ T2285]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   90.913632][ T2285]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   90.913634][ T2285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.913635][ T2285]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   90.913639][ T2285]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   90.913641][ T2285]  ____sys_sendmsg (net/socket.c:2713)
[   90.913643][ T2285]  ? copy_msghdr_from_user (net/socket.c:2650)
[   90.913645][ T2285]  ? sock_write_iter (net/socket.c:1269)
[   90.913646][ T2285]  ? move_addr_to_kernel (net/socket.c:258)
[   90.913648][ T2285]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   90.913651][ T2285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.913652][ T2285]  ___sys_sendmsg (net/socket.c:2767)
[   90.913654][ T2285]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   90.913656][ T2285]  ? copy_msghdr_from_user (net/socket.c:2619)
[   90.913657][ T2285]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   90.913662][ T2285]  __sys_sendmsg (net/socket.c:2799)
[   90.913664][ T2285]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   90.913666][ T2285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.913667][ T2285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.913668][ T2285]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   90.913671][ T2285]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   90.913673][ T2285]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.913675][ T2285] RIP: 0033:0x7f2e4dfc554e
[   90.913677][ T2285] 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
[   90.913679][ T2285] RSP: 002b:00007ffcbafcde50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.913682][ T2285] RAX: ffffffffffffffda RBX: 00007ffcbafce618 RCX: 00007f2e4dfc554e
[   90.913684][ T2285] RDX: 0000000000000000 RSI: 00007ffcbafcdf00 RDI: 0000000000000005
[   90.913685][ T2285] RBP: 00007ffcbafcde60 R08: 0000000000000000 R09: 0000000000000000
[   90.913685][ T2285] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d349
[   90.913686][ T2285] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcbafce5d0
| [   97.799510][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [   97.799512][   T70] Preemption disabled at:
| [   97.799513][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [   97.799524][   T70] Tainted: [W]=WARN
[   97.799525][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.799527][   T70] Workqueue: netns cleanup_net
[   97.799534][   T70] Call Trace:
[   97.799535][   T70]  <TASK>
[   97.799537][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   97.799542][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   97.799544][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[   97.799549][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   97.799555][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   97.799558][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.799561][   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))
[   97.799564][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   97.799567][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   97.799571][   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)
[   97.799573][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   97.799576][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[   97.799578][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   97.799579][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   97.799582][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   97.799586][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   97.799588][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[   97.799590][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   97.799592][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.799593][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.799594][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[   97.799597][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   97.799599][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.799600][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.799601][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.799602][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.799604][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   97.799606][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[   97.799608][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   97.799611][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   97.799613][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.799615][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   97.799616][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.799617][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   97.799619][   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)
[   97.799620][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   97.799622][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   97.799624][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   97.799625][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[   97.799627][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   97.799628][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[   97.799630][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   97.799632][   T70]  ? kthread (kernel/kthread.c:436)
[   97.799634][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[   97.799637][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   97.799640][   T70]  _printk (kernel/printk/printk.c:2504)
[   97.799643][   T70]  ? snapshot_read.cold (user.c:?)
[   97.799645][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   97.799648][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   97.799650][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   97.799652][   T70]  ? netdev_notice (net/core/dev.c:13194)
[   97.799654][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.799656][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   97.799657][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   97.799660][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   97.799661][   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)
[   97.799663][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   97.799665][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[   97.799668][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[   97.799671][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[   97.799674][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[   97.799676][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[   97.799678][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[   97.799680][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   97.799683][   T70]  cleanup_net (net/core/net_namespace.c:706)
[   97.799684][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   97.799686][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.799688][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.799690][   T70]  process_one_work (kernel/workqueue.c:3387)
[   97.799693][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   97.799695][   T70]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   97.799697][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   97.799699][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   97.799701][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   97.799703][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   97.799705][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   97.799707][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   97.799709][   T70]  kthread (kernel/kthread.c:436)
[   97.799710][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   97.799712][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   97.799714][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   97.799715][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   97.799717][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   97.799720][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   97.799722][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.001460][ T2507] softirqs last disabled at (0): 0x0
| [   99.001461][ T2507] Preemption disabled at:
| [   99.001462][ T2507] vprintk_emit (kernel/printk/printk.c:2471)
| [   99.001471][ T2507] Tainted: [W]=WARN
[   99.001472][ T2507] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.001474][ T2507] Call Trace:
[   99.001476][ T2507]  <TASK>
[   99.001477][ T2507]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   99.001482][ T2507]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   99.001484][ T2507]  __might_resched.cold (kernel/sched/core.c:9234)
[   99.001487][ T2507]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   99.001490][ T2507]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   99.001493][ T2507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.001495][ T2507]  __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))
[   99.001498][ T2507]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   99.001501][ T2507]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   99.001506][ T2507]  ? 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)
[   99.001507][ T2507]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   99.001510][ T2507]  put_chars (drivers/char/virtio_console.c:1176)
[   99.001511][ T2507]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   99.001513][ T2507]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   99.001516][ T2507]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   99.001520][ T2507]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   99.001522][ T2507]  ? vsnprintf (lib/vsprintf.c:2900)
[   99.001525][ T2507]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   99.001527][ T2507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.001528][ T2507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.001529][ T2507]  console_emit_next_record (kernel/printk/printk.c:3183)
[   99.001532][ T2507]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   99.001534][ T2507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.001535][ T2507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.001536][ T2507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.001537][ T2507]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   99.001539][ T2507]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   99.001541][ T2507]  console_flush_one_record (kernel/printk/printk.c:3268)
[   99.001545][ T2507]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   99.001549][ T2507]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   99.001553][ T2507]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   99.001555][ T2507]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   99.001557][ T2507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.001558][ T2507]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   99.001559][ T2507]  ? 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)
[   99.001561][ T2507]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   99.001563][ T2507]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   99.001565][ T2507]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   99.001566][ T2507]  vprintk_emit (kernel/printk/printk.c:2479)
[   99.001568][ T2507]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   99.001569][ T2507]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   99.001571][ T2507]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   99.001574][ T2507]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   99.001575][ T2507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.001577][ T2507]  _printk (kernel/printk/printk.c:2504)
[   99.001580][ T2507]  ? snapshot_read.cold (user.c:?)
[   99.001582][ T2507]  ? br_multicast_flood (??:?)
[   99.001585][ T2507]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   99.001587][ T2507]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[   99.001589][ T2507]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   99.001591][ T2507]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   99.001593][ T2507]  br_init_port (net/bridge/br_stp_if.c:39)
[   99.001595][ T2507]  new_nbp (net/bridge/br_if.c:449)
[   99.001597][ T2507]  br_add_if (net/bridge/br_if.c:592)
[   99.001599][ T2507]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[   99.001603][ T2507]  do_set_master (net/core/rtnetlink.c:3071)
[   99.001605][ T2507]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[   99.001607][ T2507]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[   99.001608][ T2507]  ? __dev_get_by_name (net/core/dev.c:905)
[   99.001610][ T2507]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[   99.001614][ T2507]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[   99.001616][ T2507]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   99.001618][ T2507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.001620][ T2507]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   99.001621][ T2507]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   99.001622][ T2507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.001624][ T2507]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   99.001626][ T2507]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   99.001628][ T2507]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   99.001630][ T2507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.001631][ T2507]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   99.001633][ T2507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.001634][ T2507]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   99.001635][ T2507]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   99.001637][ T2507]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   99.001638][ T2507]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   99.001640][ T2507]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   99.001644][ T2507]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   99.001646][ T2507]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   99.001648][ T2507]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   99.001649][ T2507]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   99.001651][ T2507]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   99.001654][ T2507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.001655][ T2507]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   99.001657][ T2507]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   99.001659][ T2507]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   99.001661][ T2507]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[   99.001664][ T2507]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[   99.001667][ T2507]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   99.001669][ T2507]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   99.001671][ T2507]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   99.001673][ T2507]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   99.001676][ T2507]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   99.001679][ T2507]  ____sys_sendmsg (net/socket.c:2713)
[   99.001680][ T2507]  ? copy_msghdr_from_user (net/socket.c:2650)
[   99.001682][ T2507]  ? sock_write_iter (net/socket.c:1269)
[   99.001683][ T2507]  ? move_addr_to_kernel (net/socket.c:258)
[   99.001686][ T2507]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   99.001688][ T2507]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   99.001690][ T2507]  ___sys_sendmsg (net/socket.c:2767)
[   99.001692][ T2507]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   99.001694][ T2507]  ? copy_msghdr_from_user (net/socket.c:2619)
[   99.001695][ T2507]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   99.001700][ T2507]  __sys_sendmsg (net/socket.c:2799)
[   99.001702][ T2507]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   99.001705][ T2507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.001706][ T2507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.001707][ T2507]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   99.001709][ T2507]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   99.001711][ T2507]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   99.001713][ T2507] RIP: 0033:0x7f782395e54e
[   99.001715][ T2507] 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
[   99.001717][ T2507] RSP: 002b:00007ffc0d744160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.001721][ T2507] RAX: ffffffffffffffda RBX: 00007ffc0d744928 RCX: 00007f782395e54e
[   99.001722][ T2507] RDX: 0000000000000000 RSI: 00007ffc0d744210 RDI: 0000000000000005
[   99.001723][ T2507] RBP: 00007ffc0d744170 R08: 0000000000000000 R09: 0000000000000000
[   99.001724][ T2507] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d351
[   99.001725][ T2507] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc0d7448e0
| [  100.340525][ T2576] softirqs last disabled at (0): 0x0
| [  100.340527][ T2576] Preemption disabled at:
| [  100.340528][ T2576] vprintk_emit (kernel/printk/printk.c:2471)
| [  100.340537][ T2576] Tainted: [W]=WARN
[  100.340538][ T2576] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.340540][ T2576] Call Trace:
[  100.340541][ T2576]  <TASK>
[  100.340543][ T2576]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  100.340549][ T2576]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  100.340554][ T2576]  __might_resched.cold (kernel/sched/core.c:9234)
[  100.340558][ T2576]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  100.340562][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.340564][ T2576]  __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))
[  100.340567][ T2576]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  100.340570][ T2576]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  100.340575][ T2576]  ? 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)
[  100.340577][ T2576]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  100.340579][ T2576]  put_chars (drivers/char/virtio_console.c:1176)
[  100.340581][ T2576]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  100.340582][ T2576]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  100.340584][ T2576]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  100.340586][ T2576]  ? pointer (lib/vsprintf.c:2577)
[  100.340590][ T2576]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  100.340594][ T2576]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  100.340596][ T2576]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  100.340598][ T2576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  100.340600][ T2576]  console_emit_next_record (kernel/printk/printk.c:3183)
[  100.340603][ T2576]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  100.340605][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.340606][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.340607][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.340608][ T2576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  100.340610][ T2576]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  100.340611][ T2576]  console_flush_one_record (kernel/printk/printk.c:3268)
[  100.340614][ T2576]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  100.340616][ T2576]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  100.340618][ T2576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  100.340620][ T2576]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  100.340622][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.340623][ T2576]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  100.340624][ T2576]  ? 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)
[  100.340625][ T2576]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  100.340627][ T2576]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  100.340629][ T2576]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  100.340630][ T2576]  vprintk_emit (kernel/printk/printk.c:2479)
[  100.340632][ T2576]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  100.340633][ T2576]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  100.340635][ T2576]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.340638][ T2576]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  100.340641][ T2576]  _printk (kernel/printk/printk.c:2504)
[  100.340643][ T2576]  ? snapshot_read.cold (user.c:?)
[  100.340645][ T2576]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  100.340647][ T2576]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  100.340651][ T2576]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  100.340652][ T2576]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  100.340655][ T2576]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  100.340657][ T2576]  ? netdev_notice (net/core/dev.c:13194)
[  100.340659][ T2576]  ? 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)
[  100.340661][ T2576]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  100.340663][ T2576]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  100.340665][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.340666][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.340667][ T2576]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.340668][ T2576]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  100.340670][ T2576]  ? 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)
[  100.340671][ T2576]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  100.340672][ T2576]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  100.340674][ T2576]  ? register_netdev (net/core/dev.c:11618)
[  100.340675][ T2576]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  100.340677][ T2576]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  100.340679][ T2576]  ? __kernel_text_address (kernel/extable.c:79)
[  100.340682][ T2576]  ? write_profile (profile.c:?)
[  100.340685][ T2576]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  100.340688][ T2576]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  100.340690][ T2576]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  100.340692][ T2576]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  100.340693][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.340694][ T2576]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  100.340697][ T2576]  ? kasan_save_stack (mm/kasan/common.c:58)
[  100.340699][ T2576]  ? kasan_save_stack (mm/kasan/common.c:57)
[  100.340700][ T2576]  ? kasan_save_track (mm/kasan/common.c:78)
[  100.340701][ T2576]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  100.340702][ T2576]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  100.340703][ T2576]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  100.340704][ T2576]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  100.340706][ T2576]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  100.340709][ T2576]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  100.340710][ T2576]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  100.340712][ T2576]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  100.340714][ T2576]  ? ____sys_sendmsg (net/socket.c:2713)
[  100.340715][ T2576]  ? ___sys_sendmsg (net/socket.c:2767)
[  100.340717][ T2576]  ? __sys_sendmsg (net/socket.c:2799)
[  100.340718][ T2576]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  100.340721][ T2576]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  100.340723][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.340724][ T2576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  100.340726][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.340727][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.340728][ T2576]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  100.340729][ T2576]  ? __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)
[  100.340730][ T2576]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  100.340731][ T2576]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  100.340733][ T2576]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  100.340734][ T2576]  ? nla_get_range_signed (lib/nlattr.c:270)
[  100.340737][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.340738][ T2576]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  100.340740][ T2576]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  100.340742][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.340743][ T2576]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  100.340744][ T2576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  100.340746][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.340747][ T2576]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  100.340749][ T2576]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  100.340750][ T2576]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  100.340752][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.340753][ T2576]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  100.340756][ T2576]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  100.340758][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.340759][ T2576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  100.340761][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.340762][ T2576]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  100.340763][ T2576]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  100.340765][ T2576]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  100.340766][ T2576]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  100.340768][ T2576]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  100.340770][ T2576]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  100.340771][ T2576]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  100.340773][ T2576]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  100.340774][ T2576]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  100.340776][ T2576]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  100.340779][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.340780][ T2576]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  100.340782][ T2576]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  100.340784][ T2576]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  100.340786][ T2576]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  100.340788][ T2576]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  100.340790][ T2576]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  100.340792][ T2576]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  100.340793][ T2576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  100.340795][ T2576]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  100.340798][ T2576]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  100.340800][ T2576]  ____sys_sendmsg (net/socket.c:2713)
[  100.340801][ T2576]  ? copy_msghdr_from_user (net/socket.c:2650)
[  100.340803][ T2576]  ? sock_write_iter (net/socket.c:1269)
[  100.340804][ T2576]  ? move_addr_to_kernel (net/socket.c:258)
[  100.340806][ T2576]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  100.340808][ T2576]  ___sys_sendmsg (net/socket.c:2767)
[  100.340810][ T2576]  ? copy_msghdr_from_user (net/socket.c:2619)
[  100.340815][ T2576]  __sys_sendmsg (net/socket.c:2799)
[  100.340817][ T2576]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  100.340819][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.340821][ T2576]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  100.340822][ T2576]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  100.340824][ T2576]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  100.340826][ T2576] RIP: 0033:0x7f9e58d0054e
[  100.340827][ T2576] 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
[  100.340830][ T2576] RSP: 002b:00007ffecfbacb50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  100.340833][ T2576] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f9e58d0054e
[  100.340835][ T2576] RDX: 0000000000000000 RSI: 00007ffecfbacc00 RDI: 0000000000000005
[  100.340835][ T2576] RBP: 00007ffecfbacb60 R08: 0000000000000000 R09: 0000000000000000
[  100.340836][ T2576] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d352
[  100.340837][ T2576] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffecfbad2c0
| [  101.433834][ T2626] softirqs last disabled at (0): 0x0
| [  101.433836][ T2626] Preemption disabled at:
| [  101.433837][ T2626] vprintk_emit (kernel/printk/printk.c:2471)
| [  101.433846][ T2626] Tainted: [W]=WARN
[  101.433847][ T2626] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.433849][ T2626] Call Trace:
[  101.433851][ T2626]  <TASK>
[  101.433852][ T2626]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  101.433857][ T2626]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  101.433859][ T2626]  __might_resched.cold (kernel/sched/core.c:9234)
[  101.433862][ T2626]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  101.433864][ T2626]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  101.433867][ T2626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.433869][ T2626]  __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))
[  101.433872][ T2626]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  101.433875][ T2626]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  101.433879][ T2626]  ? 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)
[  101.433881][ T2626]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  101.433884][ T2626]  put_chars (drivers/char/virtio_console.c:1176)
[  101.433885][ T2626]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  101.433887][ T2626]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  101.433890][ T2626]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  101.433894][ T2626]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  101.433896][ T2626]  ? vsnprintf (lib/vsprintf.c:2900)
[  101.433899][ T2626]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  101.433901][ T2626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.433902][ T2626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.433903][ T2626]  console_emit_next_record (kernel/printk/printk.c:3183)
[  101.433906][ T2626]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  101.433908][ T2626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.433909][ T2626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.433910][ T2626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.433918][ T2626]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.433920][ T2626]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  101.433922][ T2626]  console_flush_one_record (kernel/printk/printk.c:3268)
[  101.433925][ T2626]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  101.433928][ T2626]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  101.433929][ T2626]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.433931][ T2626]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  101.433933][ T2626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.433934][ T2626]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  101.433935][ T2626]  ? 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)
[  101.433937][ T2626]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  101.433938][ T2626]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  101.433940][ T2626]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  101.433942][ T2626]  vprintk_emit (kernel/printk/printk.c:2479)
[  101.433944][ T2626]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  101.433945][ T2626]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  101.433947][ T2626]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  101.433949][ T2626]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.433951][ T2626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.433952][ T2626]  _printk (kernel/printk/printk.c:2504)
[  101.433955][ T2626]  ? snapshot_read.cold (user.c:?)
[  101.433957][ T2626]  ? br_multicast_flood (??:?)
[  101.433961][ T2626]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  101.433963][ T2626]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  101.433964][ T2626]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  101.433966][ T2626]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  101.433969][ T2626]  br_init_port (net/bridge/br_stp_if.c:39)
[  101.433970][ T2626]  new_nbp (net/bridge/br_if.c:449)
[  101.433973][ T2626]  br_add_if (net/bridge/br_if.c:592)
[  101.433975][ T2626]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  101.433979][ T2626]  do_set_master (net/core/rtnetlink.c:3071)
[  101.433980][ T2626]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  101.433982][ T2626]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  101.433983][ T2626]  ? __dev_get_by_name (net/core/dev.c:905)
[  101.433985][ T2626]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  101.433989][ T2626]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  101.433992][ T2626]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  101.433994][ T2626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.433995][ T2626]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  101.433996][ T2626]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.433998][ T2626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.433999][ T2626]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  101.434001][ T2626]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  101.434003][ T2626]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  101.434006][ T2626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.434007][ T2626]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.434008][ T2626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.434010][ T2626]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  101.434011][ T2626]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  101.434013][ T2626]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  101.434014][ T2626]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  101.434015][ T2626]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  101.434019][ T2626]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  101.434022][ T2626]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  101.434023][ T2626]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  101.434025][ T2626]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  101.434027][ T2626]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  101.434029][ T2626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.434031][ T2626]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  101.434033][ T2626]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  101.434035][ T2626]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  101.434037][ T2626]  ? next_uptodate_folio (mm/filemap.c:3747)
[  101.434040][ T2626]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  101.434042][ T2626]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  101.434044][ T2626]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.434046][ T2626]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  101.434049][ T2626]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  101.434052][ T2626]  ____sys_sendmsg (net/socket.c:2713)
[  101.434053][ T2626]  ? copy_msghdr_from_user (net/socket.c:2650)
[  101.434055][ T2626]  ? sock_write_iter (net/socket.c:1269)
[  101.434056][ T2626]  ? move_addr_to_kernel (net/socket.c:258)
[  101.434059][ T2626]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  101.434061][ T2626]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.434063][ T2626]  ___sys_sendmsg (net/socket.c:2767)
[  101.434065][ T2626]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  101.434066][ T2626]  ? copy_msghdr_from_user (net/socket.c:2619)
[  101.434068][ T2626]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  101.434072][ T2626]  __sys_sendmsg (net/socket.c:2799)
[  101.434074][ T2626]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  101.434077][ T2626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.434078][ T2626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.434079][ T2626]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  101.434082][ T2626]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  101.434084][ T2626]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.434086][ T2626] RIP: 0033:0x7f8e8f57c54e
[  101.434088][ T2626] 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
[  101.434090][ T2626] RSP: 002b:00007ffd89153da0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  101.434093][ T2626] RAX: ffffffffffffffda RBX: 00007ffd89154568 RCX: 00007f8e8f57c54e
[  101.434095][ T2626] RDX: 0000000000000000 RSI: 00007ffd89153e50 RDI: 0000000000000005
[  101.434095][ T2626] RBP: 00007ffd89153db0 R08: 0000000000000000 R09: 0000000000000000
[  101.434096][ T2626] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d353
[  101.434097][ T2626] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd89154520
| [  107.725580][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  107.725583][   T70] Preemption disabled at:
| [  107.725583][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  107.725595][   T70] Tainted: [W]=WARN
[  107.725596][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.725599][   T70] Workqueue: netns cleanup_net
[  107.725605][   T70] Call Trace:
[  107.725606][   T70]  <TASK>
[  107.725608][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  107.725614][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  107.725615][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  107.725620][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  107.725622][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  107.725626][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.725629][   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))
[  107.725632][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  107.725636][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  107.725641][   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)
[  107.725643][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  107.725646][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  107.725648][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  107.725650][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  107.725653][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  107.725657][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  107.725659][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  107.725662][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  107.725663][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.725664][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.725666][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  107.725669][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  107.725671][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.725672][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.725672][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.725673][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  107.725676][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  107.725678][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  107.725680][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  107.725683][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  107.725685][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  107.725686][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  107.725688][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.725689][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  107.725690][   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)
[  107.725692][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  107.725693][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  107.725695][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  107.725696][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  107.725698][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  107.725699][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  107.725701][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  107.725703][   T70]  ? kthread (kernel/kthread.c:436)
[  107.725705][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  107.725708][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  107.725711][   T70]  _printk (kernel/printk/printk.c:2504)
[  107.725713][   T70]  ? snapshot_read.cold (user.c:?)
[  107.725715][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  107.725719][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  107.725721][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  107.725723][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  107.725725][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.725726][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  107.725727][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  107.725730][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  107.725732][   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)
[  107.725733][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  107.725735][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  107.725738][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  107.725741][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  107.725744][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  107.725746][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  107.725748][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  107.725750][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  107.725753][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  107.725754][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  107.725756][   T70]  ? update_load_avg (kernel/sched/fair.c:5864)
[  107.725759][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  107.725760][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.725762][   T70]  process_one_work (kernel/workqueue.c:3387)
[  107.725765][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  107.725767][   T70]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  107.725769][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  107.725771][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  107.725774][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  107.725775][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  107.725777][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  107.725779][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  107.725781][   T70]  kthread (kernel/kthread.c:436)
[  107.725783][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  107.725784][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  107.725786][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  107.725788][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  107.725790][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  107.725793][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  107.725795][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  108.945981][ T2819] softirqs last disabled at (0): 0x0
| [  108.945983][ T2819] Preemption disabled at:
| [  108.945984][ T2819] vprintk_emit (kernel/printk/printk.c:2471)
| [  108.945999][ T2819] Tainted: [W]=WARN
[  108.946000][ T2819] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.946002][ T2819] Call Trace:
[  108.946004][ T2819]  <TASK>
[  108.946005][ T2819]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  108.946011][ T2819]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  108.946012][ T2819]  __might_resched.cold (kernel/sched/core.c:9234)
[  108.946016][ T2819]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  108.946018][ T2819]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  108.946022][ T2819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.946024][ T2819]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  108.946027][ T2819]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  108.946030][ T2819]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  108.946035][ T2819]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  108.946037][ T2819]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  108.946040][ T2819]  put_chars (drivers/char/virtio_console.c:1176)
[  108.946041][ T2819]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  108.946043][ T2819]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  108.946046][ T2819]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  108.946050][ T2819]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  108.946052][ T2819]  ? vsnprintf (lib/vsprintf.c:2900)
[  108.946055][ T2819]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  108.946057][ T2819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.946058][ T2819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.946059][ T2819]  console_emit_next_record (kernel/printk/printk.c:3183)
[  108.946062][ T2819]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  108.946064][ T2819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.946065][ T2819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.946066][ T2819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.946067][ T2819]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.946070][ T2819]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  108.946072][ T2819]  console_flush_one_record (kernel/printk/printk.c:3268)
[  108.946074][ T2819]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  108.946077][ T2819]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  108.946079][ T2819]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.946080][ T2819]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  108.946082][ T2819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.946083][ T2819]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  108.946085][ T2819]  ? 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)
[  108.946086][ T2819]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  108.946088][ T2819]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  108.946090][ T2819]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  108.946091][ T2819]  vprintk_emit (kernel/printk/printk.c:2479)
[  108.946093][ T2819]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  108.946094][ T2819]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  108.946096][ T2819]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  108.946099][ T2819]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.946100][ T2819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.946102][ T2819]  _printk (kernel/printk/printk.c:2504)
[  108.946104][ T2819]  ? snapshot_read.cold (user.c:?)
[  108.946107][ T2819]  ? br_multicast_flood (??:?)
[  108.946110][ T2819]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  108.946113][ T2819]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  108.946114][ T2819]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  108.946116][ T2819]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  108.946119][ T2819]  br_init_port (net/bridge/br_stp_if.c:39)
[  108.946120][ T2819]  new_nbp (net/bridge/br_if.c:449)
[  108.946123][ T2819]  br_add_if (net/bridge/br_if.c:592)
[  108.946125][ T2819]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  108.946129][ T2819]  do_set_master (net/core/rtnetlink.c:3071)
[  108.946131][ T2819]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  108.946132][ T2819]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  108.946134][ T2819]  ? __dev_get_by_name (net/core/dev.c:905)
[  108.946135][ T2819]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  108.946140][ T2819]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  108.946142][ T2819]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  108.946144][ T2819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.946145][ T2819]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  108.946147][ T2819]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.946148][ T2819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.946150][ T2819]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  108.946152][ T2819]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  108.946154][ T2819]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  108.946156][ T2819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.946158][ T2819]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.946159][ T2819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.946160][ T2819]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  108.946162][ T2819]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  108.946163][ T2819]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  108.946165][ T2819]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  108.946166][ T2819]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  108.946170][ T2819]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  108.946173][ T2819]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  108.946175][ T2819]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  108.946176][ T2819]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  108.946178][ T2819]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  108.946181][ T2819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.946182][ T2819]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  108.946184][ T2819]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  108.946186][ T2819]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  108.946189][ T2819]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  108.946191][ T2819]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  108.946194][ T2819]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  108.946197][ T2819]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  108.946199][ T2819]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.946200][ T2819]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  108.946204][ T2819]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  108.946206][ T2819]  ____sys_sendmsg (net/socket.c:2713)
[  108.946208][ T2819]  ? copy_msghdr_from_user (net/socket.c:2650)
[  108.946210][ T2819]  ? sock_write_iter (net/socket.c:1269)
[  108.946211][ T2819]  ? move_addr_to_kernel (net/socket.c:258)
[  108.946214][ T2819]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  108.946216][ T2819]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.946218][ T2819]  ___sys_sendmsg (net/socket.c:2767)
[  108.946220][ T2819]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  108.946221][ T2819]  ? copy_msghdr_from_user (net/socket.c:2619)
[  108.946223][ T2819]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  108.946228][ T2819]  __sys_sendmsg (net/socket.c:2799)
[  108.946230][ T2819]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  108.946233][ T2819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.946234][ T2819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.946235][ T2819]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  108.946238][ T2819]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  108.946240][ T2819]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  108.946242][ T2819] RIP: 0033:0x7fa84df7054e
[  108.946244][ T2819] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  108.946246][ T2819] RSP: 002b:00007ffc17efe5f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  108.946250][ T2819] RAX: ffffffffffffffda RBX: 00007ffc17efedb8 RCX: 00007fa84df7054e
[  108.946251][ T2819] RDX: 0000000000000000 RSI: 00007ffc17efe6a0 RDI: 0000000000000005
[  108.946252][ T2819] RBP: 00007ffc17efe600 R08: 0000000000000000 R09: 0000000000000000
[  108.946253][ T2819] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d35b
[  108.946254][ T2819] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc17efed70
| [  110.276048][ T2888] softirqs last disabled at (0): 0x0
| [  110.276050][ T2888] Preemption disabled at:
| [  110.276050][ T2888] vprintk_emit (kernel/printk/printk.c:2471)
| [  110.276060][ T2888] Tainted: [W]=WARN
[  110.276061][ T2888] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  110.276063][ T2888] Call Trace:
[  110.276064][ T2888]  <TASK>
[  110.276065][ T2888]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  110.276071][ T2888]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  110.276072][ T2888]  __might_resched.cold (kernel/sched/core.c:9234)
[  110.276076][ T2888]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  110.276079][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.276082][ T2888]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  110.276084][ T2888]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  110.276087][ T2888]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  110.276092][ T2888]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  110.276094][ T2888]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  110.276096][ T2888]  put_chars (drivers/char/virtio_console.c:1176)
[  110.276098][ T2888]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  110.276099][ T2888]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  110.276101][ T2888]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  110.276103][ T2888]  ? pointer (lib/vsprintf.c:2577)
[  110.276107][ T2888]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  110.276111][ T2888]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  110.276113][ T2888]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  110.276115][ T2888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.276117][ T2888]  console_emit_next_record (kernel/printk/printk.c:3183)
[  110.276120][ T2888]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  110.276122][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.276123][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.276124][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.276125][ T2888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.276127][ T2888]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  110.276129][ T2888]  console_flush_one_record (kernel/printk/printk.c:3268)
[  110.276132][ T2888]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  110.276134][ T2888]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  110.276136][ T2888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.276138][ T2888]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  110.276140][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.276141][ T2888]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  110.276142][ T2888]  ? 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)
[  110.276144][ T2888]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  110.276145][ T2888]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  110.276147][ T2888]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  110.276148][ T2888]  vprintk_emit (kernel/printk/printk.c:2479)
[  110.276150][ T2888]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  110.276151][ T2888]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  110.276154][ T2888]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  110.276157][ T2888]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  110.276159][ T2888]  _printk (kernel/printk/printk.c:2504)
[  110.276162][ T2888]  ? snapshot_read.cold (user.c:?)
[  110.276164][ T2888]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  110.276166][ T2888]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  110.276169][ T2888]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  110.276171][ T2888]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  110.276174][ T2888]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  110.276176][ T2888]  ? netdev_notice (net/core/dev.c:13194)
[  110.276178][ T2888]  ? 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)
[  110.276180][ T2888]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  110.276183][ T2888]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  110.276184][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.276185][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.276186][ T2888]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  110.276188][ T2888]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  110.276189][ T2888]  ? 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)
[  110.276191][ T2888]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  110.276192][ T2888]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  110.276193][ T2888]  ? register_netdev (net/core/dev.c:11618)
[  110.276195][ T2888]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  110.276197][ T2888]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  110.276199][ T2888]  ? __kernel_text_address (kernel/extable.c:79)
[  110.276201][ T2888]  ? write_profile (profile.c:?)
[  110.276204][ T2888]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  110.276208][ T2888]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  110.276209][ T2888]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  110.276211][ T2888]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  110.276212][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.276213][ T2888]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  110.276217][ T2888]  ? kasan_save_stack (mm/kasan/common.c:58)
[  110.276218][ T2888]  ? kasan_save_stack (mm/kasan/common.c:57)
[  110.276219][ T2888]  ? kasan_save_track (mm/kasan/common.c:78)
[  110.276221][ T2888]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  110.276222][ T2888]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  110.276223][ T2888]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  110.276224][ T2888]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  110.276225][ T2888]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  110.276228][ T2888]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  110.276230][ T2888]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  110.276231][ T2888]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  110.276234][ T2888]  ? ____sys_sendmsg (net/socket.c:2713)
[  110.276235][ T2888]  ? ___sys_sendmsg (net/socket.c:2767)
[  110.276237][ T2888]  ? __sys_sendmsg (net/socket.c:2799)
[  110.276238][ T2888]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  110.276240][ T2888]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  110.276243][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.276244][ T2888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.276246][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.276247][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.276248][ T2888]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  110.276249][ T2888]  ? __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)
[  110.276250][ T2888]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  110.276251][ T2888]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  110.276253][ T2888]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  110.276254][ T2888]  ? nla_get_range_signed (lib/nlattr.c:270)
[  110.276257][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.276259][ T2888]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  110.276261][ T2888]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  110.276263][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.276264][ T2888]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  110.276265][ T2888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.276267][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.276268][ T2888]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  110.276270][ T2888]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  110.276271][ T2888]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  110.276273][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.276274][ T2888]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  110.276277][ T2888]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  110.276279][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.276280][ T2888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.276282][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.276283][ T2888]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  110.276285][ T2888]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  110.276287][ T2888]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  110.276288][ T2888]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  110.276290][ T2888]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  110.276292][ T2888]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  110.276294][ T2888]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  110.276295][ T2888]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  110.276297][ T2888]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  110.276298][ T2888]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  110.276301][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.276303][ T2888]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  110.276305][ T2888]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  110.276307][ T2888]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  110.276308][ T2888]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  110.276310][ T2888]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  110.276313][ T2888]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  110.276314][ T2888]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  110.276316][ T2888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.276317][ T2888]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  110.276320][ T2888]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  110.276322][ T2888]  ____sys_sendmsg (net/socket.c:2713)
[  110.276324][ T2888]  ? copy_msghdr_from_user (net/socket.c:2650)
[  110.276326][ T2888]  ? sock_write_iter (net/socket.c:1269)
[  110.276327][ T2888]  ? move_addr_to_kernel (net/socket.c:258)
[  110.276328][ T2888]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  110.276331][ T2888]  ___sys_sendmsg (net/socket.c:2767)
[  110.276333][ T2888]  ? copy_msghdr_from_user (net/socket.c:2619)
[  110.276338][ T2888]  __sys_sendmsg (net/socket.c:2799)
[  110.276340][ T2888]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  110.276342][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.276344][ T2888]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  110.276346][ T2888]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  110.276348][ T2888]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  110.276349][ T2888] RIP: 0033:0x7f10734a554e
[  110.276351][ T2888] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  110.276353][ T2888] RSP: 002b:00007fff6895c2f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  110.276357][ T2888] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f10734a554e
[  110.276358][ T2888] RDX: 0000000000000000 RSI: 00007fff6895c3a0 RDI: 0000000000000005
[  110.276359][ T2888] RBP: 00007fff6895c300 R08: 0000000000000000 R09: 0000000000000000
[  110.276360][ T2888] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d35c
[  110.276361][ T2888] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff6895ca60
| [  111.391438][ T2945] softirqs last disabled at (0): 0x0
| [  111.391440][ T2945] Preemption disabled at:
| [  111.391441][ T2945] vprintk_emit (kernel/printk/printk.c:2471)
| [  111.391450][ T2945] Tainted: [W]=WARN
[  111.391451][ T2945] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  111.391453][ T2945] Call Trace:
[  111.391454][ T2945]  <TASK>
[  111.391456][ T2945]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  111.391461][ T2945]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  111.391462][ T2945]  __might_resched.cold (kernel/sched/core.c:9234)
[  111.391465][ T2945]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  111.391467][ T2945]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  111.391470][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.391473][ T2945]  __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))
[  111.391476][ T2945]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  111.391479][ T2945]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  111.391483][ T2945]  ? 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)
[  111.391485][ T2945]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  111.391488][ T2945]  put_chars (drivers/char/virtio_console.c:1176)
[  111.391489][ T2945]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  111.391491][ T2945]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  111.391493][ T2945]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  111.391498][ T2945]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  111.391499][ T2945]  ? vsnprintf (lib/vsprintf.c:2900)
[  111.391502][ T2945]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  111.391504][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.391505][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.391507][ T2945]  console_emit_next_record (kernel/printk/printk.c:3183)
[  111.391509][ T2945]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  111.391511][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.391512][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.391513][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.391514][ T2945]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  111.391516][ T2945]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  111.391518][ T2945]  console_flush_one_record (kernel/printk/printk.c:3268)
[  111.391520][ T2945]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  111.391523][ T2945]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  111.391525][ T2945]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  111.391526][ T2945]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  111.391528][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.391529][ T2945]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  111.391530][ T2945]  ? 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)
[  111.391532][ T2945]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  111.391533][ T2945]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  111.391535][ T2945]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  111.391536][ T2945]  vprintk_emit (kernel/printk/printk.c:2479)
[  111.391538][ T2945]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  111.391539][ T2945]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  111.391541][ T2945]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  111.391545][ T2945]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  111.391547][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.391549][ T2945]  _printk (kernel/printk/printk.c:2504)
[  111.391554][ T2945]  ? snapshot_read.cold (user.c:?)
[  111.391556][ T2945]  ? br_multicast_flood (??:?)
[  111.391560][ T2945]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  111.391562][ T2945]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  111.391563][ T2945]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  111.391565][ T2945]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  111.391568][ T2945]  br_init_port (net/bridge/br_stp_if.c:39)
[  111.391569][ T2945]  new_nbp (net/bridge/br_if.c:449)
[  111.391572][ T2945]  br_add_if (net/bridge/br_if.c:592)
[  111.391573][ T2945]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  111.391577][ T2945]  do_set_master (net/core/rtnetlink.c:3071)
[  111.391579][ T2945]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  111.391581][ T2945]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  111.391582][ T2945]  ? __dev_get_by_name (net/core/dev.c:905)
[  111.391584][ T2945]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  111.391587][ T2945]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  111.391590][ T2945]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  111.391592][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.391593][ T2945]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  111.391594][ T2945]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  111.391596][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.391597][ T2945]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  111.391599][ T2945]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  111.391601][ T2945]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  111.391604][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.391605][ T2945]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  111.391606][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.391607][ T2945]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  111.391609][ T2945]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  111.391610][ T2945]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  111.391612][ T2945]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  111.391613][ T2945]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  111.391617][ T2945]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  111.391620][ T2945]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  111.391621][ T2945]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  111.391623][ T2945]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  111.391624][ T2945]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  111.391627][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.391628][ T2945]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  111.391630][ T2945]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  111.391633][ T2945]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  111.391634][ T2945]  ? next_uptodate_folio (mm/filemap.c:3747)
[  111.391637][ T2945]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  111.391639][ T2945]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  111.391642][ T2945]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  111.391643][ T2945]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  111.391646][ T2945]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  111.391649][ T2945]  ____sys_sendmsg (net/socket.c:2713)
[  111.391650][ T2945]  ? copy_msghdr_from_user (net/socket.c:2650)
[  111.391652][ T2945]  ? sock_write_iter (net/socket.c:1269)
[  111.391654][ T2945]  ? move_addr_to_kernel (net/socket.c:258)
[  111.391656][ T2945]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  111.391658][ T2945]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  111.391660][ T2945]  ___sys_sendmsg (net/socket.c:2767)
[  111.391662][ T2945]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  111.391663][ T2945]  ? copy_msghdr_from_user (net/socket.c:2619)
[  111.391665][ T2945]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  111.391669][ T2945]  __sys_sendmsg (net/socket.c:2799)
[  111.391671][ T2945]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  111.391674][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.391675][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.391676][ T2945]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  111.391679][ T2945]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  111.391681][ T2945]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  111.391683][ T2945] RIP: 0033:0x7fd303e7b54e
[  111.391685][ T2945] 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
[  111.391687][ T2945] RSP: 002b:00007ffcaa8ac9c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  111.391691][ T2945] RAX: ffffffffffffffda RBX: 00007ffcaa8ad188 RCX: 00007fd303e7b54e
[  111.391692][ T2945] RDX: 0000000000000000 RSI: 00007ffcaa8aca70 RDI: 0000000000000005
[  111.391693][ T2945] RBP: 00007ffcaa8ac9d0 R08: 0000000000000000 R09: 0000000000000000
[  111.391694][ T2945] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d35d
[  111.391695][ T2945] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcaa8ad140
| [  118.390162][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  118.390164][   T70] Preemption disabled at:
| [  118.390164][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  118.390175][   T70] Tainted: [W]=WARN
[  118.390176][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  118.390178][   T70] Workqueue: netns cleanup_net
[  118.390184][   T70] Call Trace:
[  118.390185][   T70]  <TASK>
[  118.390187][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  118.390192][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  118.390193][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  118.390196][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  118.390199][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  118.390202][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.390205][   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))
[  118.390208][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  118.390211][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  118.390215][   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)
[  118.390217][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  118.390219][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  118.390221][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  118.390223][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  118.390225][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  118.390230][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  118.390232][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  118.390234][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  118.390235][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.390237][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.390238][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  118.390241][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  118.390243][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.390244][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.390245][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.390246][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  118.390248][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  118.390250][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  118.390252][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  118.390255][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  118.390257][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  118.390258][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  118.390260][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.390261][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  118.390262][   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)
[  118.390264][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  118.390265][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  118.390267][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  118.390268][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  118.390270][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  118.390271][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  118.390273][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  118.390276][   T70]  ? kthread (kernel/kthread.c:436)
[  118.390278][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  118.390280][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  118.390283][   T70]  _printk (kernel/printk/printk.c:2504)
[  118.390286][   T70]  ? snapshot_read.cold (user.c:?)
[  118.390288][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  118.390291][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  118.390293][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  118.390295][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  118.390297][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.390299][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  118.390300][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  118.390303][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  118.390304][   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)
[  118.390306][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  118.390308][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  118.390310][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  118.390314][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  118.390316][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  118.390318][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  118.390320][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  118.390322][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  118.390325][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  118.390327][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  118.390329][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  118.390330][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.390332][   T70]  process_one_work (kernel/workqueue.c:3387)
[  118.390335][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  118.390337][   T70]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  118.390339][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  118.390341][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  118.390343][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  118.390345][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  118.390347][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  118.390349][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  118.390351][   T70]  kthread (kernel/kthread.c:436)
[  118.390352][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  118.390354][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  118.390356][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  118.390358][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  118.390359][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  118.390362][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  118.390364][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  119.662981][ T3204] softirqs last disabled at (0): 0x0
| [  119.662983][ T3204] Preemption disabled at:
| [  119.662983][ T3204] vprintk_emit (kernel/printk/printk.c:2471)
| [  119.662993][ T3204] Tainted: [W]=WARN
[  119.662994][ T3204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.662996][ T3204] Call Trace:
[  119.662998][ T3204]  <TASK>
[  119.662999][ T3204]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  119.663004][ T3204]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  119.663005][ T3204]  __might_resched.cold (kernel/sched/core.c:9234)
[  119.663009][ T3204]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  119.663011][ T3204]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  119.663014][ T3204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.663017][ T3204]  __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))
[  119.663020][ T3204]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  119.663022][ T3204]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  119.663027][ T3204]  ? 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)
[  119.663029][ T3204]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  119.663032][ T3204]  put_chars (drivers/char/virtio_console.c:1176)
[  119.663033][ T3204]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  119.663035][ T3204]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  119.663037][ T3204]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  119.663042][ T3204]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  119.663043][ T3204]  ? vsnprintf (lib/vsprintf.c:2900)
[  119.663047][ T3204]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  119.663048][ T3204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.663049][ T3204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.663051][ T3204]  console_emit_next_record (kernel/printk/printk.c:3183)
[  119.663054][ T3204]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  119.663056][ T3204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.663057][ T3204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.663058][ T3204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.663059][ T3204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.663061][ T3204]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  119.663063][ T3204]  console_flush_one_record (kernel/printk/printk.c:3268)
[  119.663065][ T3204]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  119.663068][ T3204]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  119.663070][ T3204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.663071][ T3204]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  119.663073][ T3204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.663074][ T3204]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  119.663075][ T3204]  ? 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)
[  119.663077][ T3204]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  119.663078][ T3204]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  119.663080][ T3204]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  119.663082][ T3204]  vprintk_emit (kernel/printk/printk.c:2479)
[  119.663083][ T3204]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  119.663084][ T3204]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  119.663086][ T3204]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  119.663089][ T3204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.663090][ T3204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.663092][ T3204]  _printk (kernel/printk/printk.c:2504)
[  119.663095][ T3204]  ? snapshot_read.cold (user.c:?)
[  119.663103][ T3204]  ? br_multicast_flood (??:?)
[  119.663106][ T3204]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  119.663109][ T3204]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  119.663110][ T3204]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  119.663112][ T3204]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  119.663115][ T3204]  br_init_port (net/bridge/br_stp_if.c:39)
[  119.663116][ T3204]  new_nbp (net/bridge/br_if.c:449)
[  119.663119][ T3204]  br_add_if (net/bridge/br_if.c:592)
[  119.663120][ T3204]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  119.663124][ T3204]  do_set_master (net/core/rtnetlink.c:3071)
[  119.663126][ T3204]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  119.663127][ T3204]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  119.663129][ T3204]  ? __dev_get_by_name (net/core/dev.c:905)
[  119.663130][ T3204]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  119.663134][ T3204]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  119.663137][ T3204]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  119.663139][ T3204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.663140][ T3204]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  119.663141][ T3204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.663143][ T3204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.663144][ T3204]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  119.663147][ T3204]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  119.663149][ T3204]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  119.663151][ T3204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.663152][ T3204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.663153][ T3204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.663155][ T3204]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  119.663156][ T3204]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  119.663157][ T3204]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.663159][ T3204]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  119.663160][ T3204]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  119.663164][ T3204]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  119.663167][ T3204]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.663168][ T3204]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  119.663170][ T3204]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.663171][ T3204]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  119.663174][ T3204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.663175][ T3204]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  119.663177][ T3204]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.663179][ T3204]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.663181][ T3204]  ? next_uptodate_folio (mm/filemap.c:3747)
[  119.663184][ T3204]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  119.663186][ T3204]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  119.663188][ T3204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.663190][ T3204]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  119.663193][ T3204]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  119.663196][ T3204]  ____sys_sendmsg (net/socket.c:2713)
[  119.663197][ T3204]  ? copy_msghdr_from_user (net/socket.c:2650)
[  119.663199][ T3204]  ? sock_write_iter (net/socket.c:1269)
[  119.663201][ T3204]  ? move_addr_to_kernel (net/socket.c:258)
[  119.663203][ T3204]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  119.663205][ T3204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.663207][ T3204]  ___sys_sendmsg (net/socket.c:2767)
[  119.663208][ T3204]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  119.663210][ T3204]  ? copy_msghdr_from_user (net/socket.c:2619)
[  119.663212][ T3204]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  119.663216][ T3204]  __sys_sendmsg (net/socket.c:2799)
[  119.663218][ T3204]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  119.663220][ T3204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.663222][ T3204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.663223][ T3204]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  119.663225][ T3204]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  119.663227][ T3204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.663229][ T3204] RIP: 0033:0x7f7987b6a54e
[  119.663231][ T3204] 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
[  119.663233][ T3204] RSP: 002b:00007fffa00f6a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  119.663237][ T3204] RAX: ffffffffffffffda RBX: 00007fffa00f7228 RCX: 00007f7987b6a54e
[  119.663238][ T3204] RDX: 0000000000000000 RSI: 00007fffa00f6b10 RDI: 0000000000000005
[  119.663239][ T3204] RBP: 00007fffa00f6a70 R08: 0000000000000000 R09: 0000000000000000
[  119.663240][ T3204] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d365
[  119.663241][ T3204] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffa00f71e0
| [  121.029052][ T3273] softirqs last disabled at (0): 0x0
| [  121.029053][ T3273] Preemption disabled at:
| [  121.029054][ T3273] vprintk_emit (kernel/printk/printk.c:2471)
| [  121.029064][ T3273] Tainted: [W]=WARN
[  121.029065][ T3273] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.029067][ T3273] Call Trace:
[  121.029068][ T3273]  <TASK>
[  121.029069][ T3273]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  121.029075][ T3273]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  121.029076][ T3273]  __might_resched.cold (kernel/sched/core.c:9234)
[  121.029079][ T3273]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  121.029083][ T3273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.029085][ T3273]  __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))
[  121.029088][ T3273]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  121.029091][ T3273]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  121.029096][ T3273]  ? 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)
[  121.029098][ T3273]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  121.029100][ T3273]  put_chars (drivers/char/virtio_console.c:1176)
[  121.029102][ T3273]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  121.029103][ T3273]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  121.029105][ T3273]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  121.029108][ T3273]  ? pointer (lib/vsprintf.c:2577)
[  121.029117][ T3273]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  121.029121][ T3273]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  121.029123][ T3273]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  121.029125][ T3273]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  121.029128][ T3273]  console_emit_next_record (kernel/printk/printk.c:3183)
[  121.029130][ T3273]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  121.029133][ T3273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.029134][ T3273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.029135][ T3273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.029136][ T3273]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  121.029137][ T3273]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  121.029139][ T3273]  console_flush_one_record (kernel/printk/printk.c:3268)
[  121.029142][ T3273]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  121.029144][ T3273]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  121.029146][ T3273]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  121.029148][ T3273]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  121.029150][ T3273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.029151][ T3273]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  121.029152][ T3273]  ? 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)
[  121.029154][ T3273]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  121.029155][ T3273]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  121.029157][ T3273]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  121.029158][ T3273]  vprintk_emit (kernel/printk/printk.c:2479)
[  121.029160][ T3273]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  121.029162][ T3273]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  121.029164][ T3273]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  121.029167][ T3273]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  121.029170][ T3273]  _printk (kernel/printk/printk.c:2504)
[  121.029172][ T3273]  ? snapshot_read.cold (user.c:?)
[  121.029174][ T3273]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  121.029176][ T3273]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  121.029179][ T3273]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  121.029181][ T3273]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  121.029184][ T3273]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  121.029186][ T3273]  ? netdev_notice (net/core/dev.c:13194)
[  121.029189][ T3273]  ? 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)
[  121.029190][ T3273]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  121.029193][ T3273]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  121.029194][ T3273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.029195][ T3273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.029196][ T3273]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  121.029198][ T3273]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  121.029199][ T3273]  ? 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)
[  121.029201][ T3273]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  121.029202][ T3273]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  121.029204][ T3273]  ? register_netdev (net/core/dev.c:11618)
[  121.029205][ T3273]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  121.029207][ T3273]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  121.029209][ T3273]  ? __kernel_text_address (kernel/extable.c:79)
[  121.029212][ T3273]  ? write_profile (profile.c:?)
[  121.029215][ T3273]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  121.029218][ T3273]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  121.029220][ T3273]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  121.029222][ T3273]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  121.029223][ T3273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.029224][ T3273]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  121.029227][ T3273]  ? kasan_save_stack (mm/kasan/common.c:58)
[  121.029229][ T3273]  ? kasan_save_stack (mm/kasan/common.c:57)
[  121.029230][ T3273]  ? kasan_save_track (mm/kasan/common.c:78)
[  121.029231][ T3273]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  121.029232][ T3273]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  121.029233][ T3273]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  121.029234][ T3273]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  121.029235][ T3273]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  121.029238][ T3273]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.029240][ T3273]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  121.029241][ T3273]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  121.029243][ T3273]  ? ____sys_sendmsg (net/socket.c:2713)
[  121.029245][ T3273]  ? ___sys_sendmsg (net/socket.c:2767)
[  121.029246][ T3273]  ? __sys_sendmsg (net/socket.c:2799)
[  121.029248][ T3273]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  121.029250][ T3273]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.029253][ T3273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.029254][ T3273]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  121.029255][ T3273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.029256][ T3273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.029257][ T3273]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  121.029259][ T3273]  ? __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)
[  121.029260][ T3273]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  121.029261][ T3273]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  121.029263][ T3273]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  121.029264][ T3273]  ? nla_get_range_signed (lib/nlattr.c:270)
[  121.029267][ T3273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.029268][ T3273]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  121.029270][ T3273]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  121.029272][ T3273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.029273][ T3273]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  121.029274][ T3273]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  121.029276][ T3273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.029277][ T3273]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  121.029279][ T3273]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  121.029280][ T3273]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  121.029282][ T3273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.029283][ T3273]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  121.029287][ T3273]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  121.029290][ T3273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.029291][ T3273]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  121.029292][ T3273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.029293][ T3273]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  121.029295][ T3273]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  121.029296][ T3273]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.029298][ T3273]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  121.029299][ T3273]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  121.029301][ T3273]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  121.029303][ T3273]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.029304][ T3273]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  121.029306][ T3273]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  121.029307][ T3273]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  121.029311][ T3273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.029312][ T3273]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  121.029314][ T3273]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.029316][ T3273]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  121.029318][ T3273]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.029320][ T3273]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  121.029322][ T3273]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  121.029323][ T3273]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  121.029325][ T3273]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  121.029326][ T3273]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  121.029330][ T3273]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  121.029331][ T3273]  ____sys_sendmsg (net/socket.c:2713)
[  121.029333][ T3273]  ? copy_msghdr_from_user (net/socket.c:2650)
[  121.029335][ T3273]  ? sock_write_iter (net/socket.c:1269)
[  121.029336][ T3273]  ? move_addr_to_kernel (net/socket.c:258)
[  121.029338][ T3273]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  121.029340][ T3273]  ___sys_sendmsg (net/socket.c:2767)
[  121.029342][ T3273]  ? copy_msghdr_from_user (net/socket.c:2619)
[  121.029348][ T3273]  __sys_sendmsg (net/socket.c:2799)
[  121.029350][ T3273]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  121.029352][ T3273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.029354][ T3273]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  121.029356][ T3273]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  121.029357][ T3273]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.029359][ T3273] RIP: 0033:0x7f712817354e
[  121.029361][ T3273] 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
[  121.029363][ T3273] RSP: 002b:00007ffd161d6ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  121.029366][ T3273] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f712817354e
[  121.029368][ T3273] RDX: 0000000000000000 RSI: 00007ffd161d6c50 RDI: 0000000000000005
[  121.029369][ T3273] RBP: 00007ffd161d6bb0 R08: 0000000000000000 R09: 0000000000000000
[  121.029370][ T3273] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d367
[  121.029371][ T3273] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd161d7310
| [  122.123483][ T3323] softirqs last disabled at (0): 0x0
| [  122.123485][ T3323] Preemption disabled at:
| [  122.123486][ T3323] vprintk_emit (kernel/printk/printk.c:2471)
| [  122.123496][ T3323] Tainted: [W]=WARN
[  122.123497][ T3323] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.123499][ T3323] Call Trace:
[  122.123500][ T3323]  <TASK>
[  122.123502][ T3323]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  122.123507][ T3323]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  122.123508][ T3323]  __might_resched.cold (kernel/sched/core.c:9234)
[  122.123512][ T3323]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  122.123514][ T3323]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  122.123517][ T3323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.123520][ T3323]  __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))
[  122.123523][ T3323]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  122.123525][ T3323]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  122.123530][ T3323]  ? 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)
[  122.123532][ T3323]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  122.123535][ T3323]  put_chars (drivers/char/virtio_console.c:1176)
[  122.123536][ T3323]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  122.123538][ T3323]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  122.123540][ T3323]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  122.123546][ T3323]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  122.123549][ T3323]  ? vsnprintf (lib/vsprintf.c:2900)
[  122.123555][ T3323]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  122.123556][ T3323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.123557][ T3323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.123559][ T3323]  console_emit_next_record (kernel/printk/printk.c:3183)
[  122.123562][ T3323]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  122.123564][ T3323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.123565][ T3323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.123566][ T3323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.123567][ T3323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.123569][ T3323]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  122.123570][ T3323]  console_flush_one_record (kernel/printk/printk.c:3268)
[  122.123573][ T3323]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  122.123575][ T3323]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  122.123577][ T3323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.123579][ T3323]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  122.123581][ T3323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.123581][ T3323]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  122.123583][ T3323]  ? 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)
[  122.123585][ T3323]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  122.123586][ T3323]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  122.123588][ T3323]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  122.123589][ T3323]  vprintk_emit (kernel/printk/printk.c:2479)
[  122.123591][ T3323]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  122.123592][ T3323]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  122.123594][ T3323]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  122.123597][ T3323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.123598][ T3323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.123600][ T3323]  _printk (kernel/printk/printk.c:2504)
[  122.123603][ T3323]  ? snapshot_read.cold (user.c:?)
[  122.123605][ T3323]  ? br_multicast_flood (??:?)
[  122.123608][ T3323]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  122.123610][ T3323]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  122.123611][ T3323]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  122.123613][ T3323]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  122.123616][ T3323]  br_init_port (net/bridge/br_stp_if.c:39)
[  122.123618][ T3323]  new_nbp (net/bridge/br_if.c:449)
[  122.123620][ T3323]  br_add_if (net/bridge/br_if.c:592)
[  122.123622][ T3323]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  122.123626][ T3323]  do_set_master (net/core/rtnetlink.c:3071)
[  122.123628][ T3323]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  122.123630][ T3323]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  122.123631][ T3323]  ? __dev_get_by_name (net/core/dev.c:905)
[  122.123633][ T3323]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  122.123637][ T3323]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  122.123639][ T3323]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  122.123641][ T3323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.123642][ T3323]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  122.123644][ T3323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.123645][ T3323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.123646][ T3323]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  122.123649][ T3323]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  122.123651][ T3323]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  122.123653][ T3323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.123654][ T3323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.123655][ T3323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.123657][ T3323]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  122.123658][ T3323]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  122.123660][ T3323]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.123661][ T3323]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  122.123662][ T3323]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  122.123666][ T3323]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  122.123669][ T3323]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.123671][ T3323]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  122.123672][ T3323]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  122.123674][ T3323]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  122.123677][ T3323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.123678][ T3323]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  122.123680][ T3323]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.123682][ T3323]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.123684][ T3323]  ? next_uptodate_folio (mm/filemap.c:3747)
[  122.123687][ T3323]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  122.123689][ T3323]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  122.123691][ T3323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.123693][ T3323]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  122.123696][ T3323]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  122.123698][ T3323]  ____sys_sendmsg (net/socket.c:2713)
[  122.123700][ T3323]  ? copy_msghdr_from_user (net/socket.c:2650)
[  122.123702][ T3323]  ? sock_write_iter (net/socket.c:1269)
[  122.123703][ T3323]  ? move_addr_to_kernel (net/socket.c:258)
[  122.123705][ T3323]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  122.123708][ T3323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.123709][ T3323]  ___sys_sendmsg (net/socket.c:2767)
[  122.123711][ T3323]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  122.123713][ T3323]  ? copy_msghdr_from_user (net/socket.c:2619)
[  122.123714][ T3323]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  122.123719][ T3323]  __sys_sendmsg (net/socket.c:2799)
[  122.123721][ T3323]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  122.123723][ T3323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.123724][ T3323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.123726][ T3323]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  122.123728][ T3323]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  122.123730][ T3323]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.123732][ T3323] RIP: 0033:0x7f637339a54e
[  122.123734][ T3323] 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
[  122.123736][ T3323] RSP: 002b:00007fff25958930 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  122.123740][ T3323] RAX: ffffffffffffffda RBX: 00007fff259590f8 RCX: 00007f637339a54e
[  122.123741][ T3323] RDX: 0000000000000000 RSI: 00007fff259589e0 RDI: 0000000000000005
[  122.123742][ T3323] RBP: 00007fff25958940 R08: 0000000000000000 R09: 0000000000000000
[  122.123743][ T3323] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d368
[  122.123744][ T3323] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff259590b0
| [  129.090145][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  129.090147][   T70] Preemption disabled at:
| [  129.090148][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  129.090158][   T70] Tainted: [W]=WARN
[  129.090159][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.090161][   T70] Workqueue: netns cleanup_net
[  129.090167][   T70] Call Trace:
[  129.090168][   T70]  <TASK>
[  129.090169][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  129.090175][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  129.090176][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  129.090179][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  129.090182][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  129.090185][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.090188][   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))
[  129.090190][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  129.090200][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  129.090205][   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)
[  129.090206][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  129.090209][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  129.090211][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  129.090212][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  129.090215][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  129.090219][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  129.090221][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  129.090223][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  129.090225][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.090226][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.090228][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  129.090230][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  129.090232][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.090233][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.090234][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.090235][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  129.090238][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  129.090239][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  129.090242][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  129.090244][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  129.090246][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  129.090248][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  129.090249][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.090251][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  129.090252][   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)
[  129.090253][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  129.090255][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  129.090257][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  129.090258][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  129.090260][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  129.090261][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  129.090262][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  129.090265][   T70]  ? kthread (kernel/kthread.c:436)
[  129.090267][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  129.090270][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  129.090272][   T70]  _printk (kernel/printk/printk.c:2504)
[  129.090275][   T70]  ? snapshot_read.cold (user.c:?)
[  129.090277][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  129.090280][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  129.090282][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  129.090285][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  129.090287][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.090288][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  129.090290][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  129.090292][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  129.090294][   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)
[  129.090295][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  129.090297][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  129.090299][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  129.090303][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  129.090305][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  129.090307][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  129.090309][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  129.090311][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  129.090314][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  129.090316][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.090318][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  129.090319][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.090321][   T70]  process_one_work (kernel/workqueue.c:3387)
[  129.090324][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  129.090326][   T70]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  129.090327][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  129.090330][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  129.090332][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  129.090334][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  129.090336][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  129.090338][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  129.090339][   T70]  kthread (kernel/kthread.c:436)
[  129.090341][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.090343][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  129.090344][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.090346][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  129.090348][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.090351][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  129.090353][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.302030][ T3582] softirqs last disabled at (0): 0x0
| [  130.302032][ T3582] Preemption disabled at:
| [  130.302033][ T3582] vprintk_emit (kernel/printk/printk.c:2471)
| [  130.302043][ T3582] Tainted: [W]=WARN
[  130.302044][ T3582] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.302046][ T3582] Call Trace:
[  130.302048][ T3582]  <TASK>
[  130.302049][ T3582]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  130.302054][ T3582]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  130.302055][ T3582]  __might_resched.cold (kernel/sched/core.c:9234)
[  130.302059][ T3582]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  130.302061][ T3582]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  130.302064][ T3582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.302067][ T3582]  __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))
[  130.302070][ T3582]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  130.302072][ T3582]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  130.302077][ T3582]  ? 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)
[  130.302079][ T3582]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  130.302081][ T3582]  put_chars (drivers/char/virtio_console.c:1176)
[  130.302083][ T3582]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  130.302085][ T3582]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  130.302087][ T3582]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  130.302092][ T3582]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  130.302093][ T3582]  ? vsnprintf (lib/vsprintf.c:2900)
[  130.302096][ T3582]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  130.302098][ T3582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.302099][ T3582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.302101][ T3582]  console_emit_next_record (kernel/printk/printk.c:3183)
[  130.302103][ T3582]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  130.302105][ T3582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.302106][ T3582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.302107][ T3582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.302108][ T3582]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  130.302111][ T3582]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  130.302112][ T3582]  console_flush_one_record (kernel/printk/printk.c:3268)
[  130.302115][ T3582]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  130.302117][ T3582]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  130.302119][ T3582]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  130.302121][ T3582]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  130.302122][ T3582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.302123][ T3582]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  130.302125][ T3582]  ? 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)
[  130.302126][ T3582]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  130.302128][ T3582]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  130.302130][ T3582]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  130.302131][ T3582]  vprintk_emit (kernel/printk/printk.c:2479)
[  130.302133][ T3582]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  130.302134][ T3582]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  130.302136][ T3582]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  130.302139][ T3582]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  130.302140][ T3582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.302142][ T3582]  _printk (kernel/printk/printk.c:2504)
[  130.302145][ T3582]  ? snapshot_read.cold (user.c:?)
[  130.302147][ T3582]  ? br_multicast_flood (??:?)
[  130.302150][ T3582]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  130.302153][ T3582]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  130.302154][ T3582]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  130.302155][ T3582]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  130.302158][ T3582]  br_init_port (net/bridge/br_stp_if.c:39)
[  130.302160][ T3582]  new_nbp (net/bridge/br_if.c:449)
[  130.302162][ T3582]  br_add_if (net/bridge/br_if.c:592)
[  130.302164][ T3582]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  130.302168][ T3582]  do_set_master (net/core/rtnetlink.c:3071)
[  130.302169][ T3582]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  130.302171][ T3582]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  130.302172][ T3582]  ? __dev_get_by_name (net/core/dev.c:905)
[  130.302174][ T3582]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  130.302178][ T3582]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  130.302180][ T3582]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  130.302182][ T3582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.302183][ T3582]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  130.302184][ T3582]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  130.302186][ T3582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.302187][ T3582]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  130.302190][ T3582]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  130.302191][ T3582]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  130.302194][ T3582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.302195][ T3582]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  130.302196][ T3582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.302197][ T3582]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  130.302198][ T3582]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  130.302200][ T3582]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  130.302201][ T3582]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  130.302203][ T3582]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  130.302213][ T3582]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  130.302216][ T3582]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  130.302217][ T3582]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  130.302219][ T3582]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  130.302220][ T3582]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  130.302223][ T3582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.302224][ T3582]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  130.302226][ T3582]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  130.302228][ T3582]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  130.302230][ T3582]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  130.302233][ T3582]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  130.302236][ T3582]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  130.302238][ T3582]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  130.302240][ T3582]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  130.302241][ T3582]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  130.302244][ T3582]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  130.302247][ T3582]  ____sys_sendmsg (net/socket.c:2713)
[  130.302249][ T3582]  ? copy_msghdr_from_user (net/socket.c:2650)
[  130.302250][ T3582]  ? sock_write_iter (net/socket.c:1269)
[  130.302252][ T3582]  ? move_addr_to_kernel (net/socket.c:258)
[  130.302254][ T3582]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  130.302257][ T3582]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  130.302258][ T3582]  ___sys_sendmsg (net/socket.c:2767)
[  130.302260][ T3582]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  130.302262][ T3582]  ? copy_msghdr_from_user (net/socket.c:2619)
[  130.302263][ T3582]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  130.302268][ T3582]  __sys_sendmsg (net/socket.c:2799)
[  130.302270][ T3582]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  130.302272][ T3582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.302273][ T3582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.302275][ T3582]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  130.302277][ T3582]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  130.302279][ T3582]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  130.302281][ T3582] RIP: 0033:0x7fb075ac654e
[  130.302283][ T3582] 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
[  130.302285][ T3582] RSP: 002b:00007ffef6351590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  130.302289][ T3582] RAX: ffffffffffffffda RBX: 00007ffef6351d58 RCX: 00007fb075ac654e
[  130.302290][ T3582] RDX: 0000000000000000 RSI: 00007ffef6351640 RDI: 0000000000000005
[  130.302291][ T3582] RBP: 00007ffef63515a0 R08: 0000000000000000 R09: 0000000000000000
[  130.302292][ T3582] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d370
[  130.302293][ T3582] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffef6351d10
| [  131.654273][ T3651] softirqs last disabled at (0): 0x0
| [  131.654275][ T3651] Preemption disabled at:
| [  131.654275][ T3651] vprintk_emit (kernel/printk/printk.c:2471)
| [  131.654286][ T3651] Tainted: [W]=WARN
[  131.654287][ T3651] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.654289][ T3651] Call Trace:
[  131.654291][ T3651]  <TASK>
[  131.654292][ T3651]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  131.654298][ T3651]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  131.654299][ T3651]  __might_resched.cold (kernel/sched/core.c:9234)
[  131.654303][ T3651]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  131.654306][ T3651]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.654309][ T3651]  __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))
[  131.654312][ T3651]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  131.654315][ T3651]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  131.654319][ T3651]  ? 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)
[  131.654322][ T3651]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  131.654324][ T3651]  put_chars (drivers/char/virtio_console.c:1176)
[  131.654326][ T3651]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  131.654327][ T3651]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  131.654330][ T3651]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  131.654332][ T3651]  ? pointer (lib/vsprintf.c:2577)
[  131.654336][ T3651]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  131.654341][ T3651]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  131.654344][ T3651]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  131.654346][ T3651]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.654350][ T3651]  console_emit_next_record (kernel/printk/printk.c:3183)
[  131.654353][ T3651]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  131.654356][ T3651]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.654357][ T3651]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.654358][ T3651]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.654359][ T3651]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.654362][ T3651]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  131.654364][ T3651]  console_flush_one_record (kernel/printk/printk.c:3268)
[  131.654367][ T3651]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  131.654370][ T3651]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  131.654372][ T3651]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.654374][ T3651]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  131.654376][ T3651]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.654377][ T3651]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  131.654378][ T3651]  ? 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)
[  131.654380][ T3651]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  131.654382][ T3651]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  131.654384][ T3651]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  131.654385][ T3651]  vprintk_emit (kernel/printk/printk.c:2479)
[  131.654387][ T3651]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  131.654388][ T3651]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  131.654391][ T3651]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.654394][ T3651]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  131.654397][ T3651]  _printk (kernel/printk/printk.c:2504)
[  131.654400][ T3651]  ? snapshot_read.cold (user.c:?)
[  131.654402][ T3651]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  131.654404][ T3651]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  131.654407][ T3651]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  131.654409][ T3651]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  131.654412][ T3651]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  131.654415][ T3651]  ? netdev_notice (net/core/dev.c:13194)
[  131.654417][ T3651]  ? 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)
[  131.654419][ T3651]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  131.654421][ T3651]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  131.654423][ T3651]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.654424][ T3651]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.654425][ T3651]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.654427][ T3651]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  131.654428][ T3651]  ? 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)
[  131.654430][ T3651]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  131.654431][ T3651]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  131.654433][ T3651]  ? register_netdev (net/core/dev.c:11618)
[  131.654434][ T3651]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  131.654436][ T3651]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  131.654439][ T3651]  ? __kernel_text_address (kernel/extable.c:79)
[  131.654441][ T3651]  ? write_profile (profile.c:?)
[  131.654444][ T3651]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  131.654448][ T3651]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  131.654450][ T3651]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  131.654451][ T3651]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  131.654452][ T3651]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.654453][ T3651]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  131.654457][ T3651]  ? kasan_save_stack (mm/kasan/common.c:58)
[  131.654459][ T3651]  ? kasan_save_stack (mm/kasan/common.c:57)
[  131.654460][ T3651]  ? kasan_save_track (mm/kasan/common.c:78)
[  131.654461][ T3651]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  131.654462][ T3651]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  131.654464][ T3651]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  131.654465][ T3651]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  131.654466][ T3651]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  131.654469][ T3651]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  131.654471][ T3651]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  131.654472][ T3651]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  131.654475][ T3651]  ? ____sys_sendmsg (net/socket.c:2713)
[  131.654477][ T3651]  ? ___sys_sendmsg (net/socket.c:2767)
[  131.654478][ T3651]  ? __sys_sendmsg (net/socket.c:2799)
[  131.654480][ T3651]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  131.654483][ T3651]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  131.654486][ T3651]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.654487][ T3651]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.654489][ T3651]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.654490][ T3651]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.654491][ T3651]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  131.654493][ T3651]  ? __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)
[  131.654494][ T3651]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  131.654495][ T3651]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  131.654497][ T3651]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  131.654498][ T3651]  ? nla_get_range_signed (lib/nlattr.c:270)
[  131.654501][ T3651]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.654503][ T3651]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  131.654505][ T3651]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  131.654507][ T3651]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.654508][ T3651]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  131.654510][ T3651]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.654511][ T3651]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.654513][ T3651]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  131.654515][ T3651]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  131.654516][ T3651]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  131.654518][ T3651]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.654519][ T3651]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  131.654522][ T3651]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  131.654525][ T3651]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.654526][ T3651]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.654527][ T3651]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.654529][ T3651]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  131.654530][ T3651]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  131.654532][ T3651]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  131.654533][ T3651]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  131.654535][ T3651]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  131.654538][ T3651]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  131.654540][ T3651]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  131.654542][ T3651]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  131.654545][ T3651]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  131.654548][ T3651]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  131.654555][ T3651]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.654557][ T3651]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  131.654559][ T3651]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  131.654561][ T3651]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  131.654563][ T3651]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  131.654565][ T3651]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  131.654568][ T3651]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  131.654569][ T3651]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  131.654571][ T3651]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.654573][ T3651]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  131.654577][ T3651]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  131.654579][ T3651]  ____sys_sendmsg (net/socket.c:2713)
[  131.654581][ T3651]  ? copy_msghdr_from_user (net/socket.c:2650)
[  131.654582][ T3651]  ? sock_write_iter (net/socket.c:1269)
[  131.654584][ T3651]  ? move_addr_to_kernel (net/socket.c:258)
[  131.654586][ T3651]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  131.654589][ T3651]  ___sys_sendmsg (net/socket.c:2767)
[  131.654591][ T3651]  ? copy_msghdr_from_user (net/socket.c:2619)
[  131.654596][ T3651]  __sys_sendmsg (net/socket.c:2799)
[  131.654599][ T3651]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  131.654602][ T3651]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.654603][ T3651]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  131.654605][ T3651]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  131.654607][ T3651]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  131.654609][ T3651] RIP: 0033:0x7feba695154e
[  131.654611][ T3651] 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
[  131.654613][ T3651] RSP: 002b:00007ffc6a7a8250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  131.654617][ T3651] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007feba695154e
[  131.654619][ T3651] RDX: 0000000000000000 RSI: 00007ffc6a7a8300 RDI: 0000000000000005
[  131.654620][ T3651] RBP: 00007ffc6a7a8260 R08: 0000000000000000 R09: 0000000000000000
[  131.654621][ T3651] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d371
[  131.654622][ T3651] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc6a7a89c0
| [  132.782539][ T3701] softirqs last disabled at (0): 0x0
| [  132.782541][ T3701] Preemption disabled at:
| [  132.782542][ T3701] vprintk_emit (kernel/printk/printk.c:2471)
| [  132.782557][ T3701] Tainted: [W]=WARN
[  132.782558][ T3701] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.782560][ T3701] Call Trace:
[  132.782562][ T3701]  <TASK>
[  132.782563][ T3701]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  132.782569][ T3701]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  132.782570][ T3701]  __might_resched.cold (kernel/sched/core.c:9234)
[  132.782574][ T3701]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  132.782576][ T3701]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  132.782579][ T3701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  132.782582][ T3701]  __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))
[  132.782585][ T3701]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  132.782587][ T3701]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  132.782592][ T3701]  ? 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)
[  132.782594][ T3701]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  132.782596][ T3701]  put_chars (drivers/char/virtio_console.c:1176)
[  132.782598][ T3701]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  132.782600][ T3701]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  132.782602][ T3701]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  132.782607][ T3701]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  132.782608][ T3701]  ? vsnprintf (lib/vsprintf.c:2900)
[  132.782611][ T3701]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  132.782613][ T3701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  132.782614][ T3701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  132.782615][ T3701]  console_emit_next_record (kernel/printk/printk.c:3183)
[  132.782618][ T3701]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  132.782620][ T3701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  132.782621][ T3701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  132.782622][ T3701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  132.782623][ T3701]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  132.782625][ T3701]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  132.782627][ T3701]  console_flush_one_record (kernel/printk/printk.c:3268)
[  132.782629][ T3701]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  132.782632][ T3701]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  132.782634][ T3701]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  132.782635][ T3701]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  132.782637][ T3701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  132.782638][ T3701]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  132.782639][ T3701]  ? 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)
[  132.782641][ T3701]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  132.782642][ T3701]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  132.782644][ T3701]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  132.782646][ T3701]  vprintk_emit (kernel/printk/printk.c:2479)
[  132.782647][ T3701]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  132.782648][ T3701]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  132.782650][ T3701]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  132.782653][ T3701]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  132.782654][ T3701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  132.782656][ T3701]  _printk (kernel/printk/printk.c:2504)
[  132.782659][ T3701]  ? snapshot_read.cold (user.c:?)
[  132.782661][ T3701]  ? br_multicast_flood (??:?)
[  132.782664][ T3701]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  132.782667][ T3701]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  132.782668][ T3701]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  132.782669][ T3701]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  132.782672][ T3701]  br_init_port (net/bridge/br_stp_if.c:39)
[  132.782674][ T3701]  new_nbp (net/bridge/br_if.c:449)
[  132.782676][ T3701]  br_add_if (net/bridge/br_if.c:592)
[  132.782678][ T3701]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  132.782682][ T3701]  do_set_master (net/core/rtnetlink.c:3071)
[  132.782683][ T3701]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  132.782685][ T3701]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  132.782686][ T3701]  ? __dev_get_by_name (net/core/dev.c:905)
[  132.782688][ T3701]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  132.782692][ T3701]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  132.782694][ T3701]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  132.782696][ T3701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  132.782697][ T3701]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  132.782699][ T3701]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  132.782700][ T3701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  132.782701][ T3701]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  132.782704][ T3701]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  132.782705][ T3701]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  132.782708][ T3701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  132.782709][ T3701]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  132.782710][ T3701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  132.782711][ T3701]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  132.782712][ T3701]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  132.782714][ T3701]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  132.782716][ T3701]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  132.782717][ T3701]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  132.782721][ T3701]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  132.782723][ T3701]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  132.782725][ T3701]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  132.782726][ T3701]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  132.782728][ T3701]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  132.782731][ T3701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  132.782732][ T3701]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  132.782734][ T3701]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  132.782736][ T3701]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  132.782738][ T3701]  ? next_uptodate_folio (mm/filemap.c:3747)
[  132.782741][ T3701]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  132.782743][ T3701]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  132.782745][ T3701]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  132.782746][ T3701]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  132.782749][ T3701]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  132.782752][ T3701]  ____sys_sendmsg (net/socket.c:2713)
[  132.782754][ T3701]  ? copy_msghdr_from_user (net/socket.c:2650)
[  132.782755][ T3701]  ? sock_write_iter (net/socket.c:1269)
[  132.782757][ T3701]  ? move_addr_to_kernel (net/socket.c:258)
[  132.782759][ T3701]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  132.782761][ T3701]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  132.782763][ T3701]  ___sys_sendmsg (net/socket.c:2767)
[  132.782765][ T3701]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  132.782766][ T3701]  ? copy_msghdr_from_user (net/socket.c:2619)
[  132.782768][ T3701]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  132.782772][ T3701]  __sys_sendmsg (net/socket.c:2799)
[  132.782774][ T3701]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  132.782777][ T3701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  132.782778][ T3701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  132.782779][ T3701]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  132.782782][ T3701]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  132.782784][ T3701]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  132.782786][ T3701] RIP: 0033:0x7ff9572bc54e
[  132.782787][ T3701] 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
[  132.782789][ T3701] RSP: 002b:00007fff1237bde0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.782793][ T3701] RAX: ffffffffffffffda RBX: 00007fff1237c5a8 RCX: 00007ff9572bc54e
[  132.782794][ T3701] RDX: 0000000000000000 RSI: 00007fff1237be90 RDI: 0000000000000005
[  132.782795][ T3701] RBP: 00007fff1237bdf0 R08: 0000000000000000 R09: 0000000000000000
[  132.782796][ T3701] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d373
[  132.782797][ T3701] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff1237c560
| [  139.766295][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  139.766297][   T70] Preemption disabled at:
| [  139.766298][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  139.766316][   T70] Tainted: [W]=WARN
[  139.766317][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.766320][   T70] Workqueue: netns cleanup_net
[  139.766326][   T70] Call Trace:
[  139.766327][   T70]  <TASK>
[  139.766329][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  139.766334][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  139.766336][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  139.766340][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  139.766342][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  139.766345][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.766348][   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))
[  139.766351][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  139.766354][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  139.766359][   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)
[  139.766360][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  139.766363][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  139.766365][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  139.766366][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  139.766369][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  139.766373][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  139.766375][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  139.766378][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  139.766379][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.766380][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.766382][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  139.766385][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  139.766387][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.766388][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.766389][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.766390][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  139.766392][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  139.766394][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  139.766396][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  139.766399][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  139.766401][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  139.766403][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  139.766404][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.766405][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  139.766407][   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)
[  139.766409][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  139.766410][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  139.766412][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  139.766413][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  139.766415][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  139.766416][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  139.766418][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  139.766421][   T70]  ? kthread (kernel/kthread.c:436)
[  139.766423][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  139.766426][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  139.766428][   T70]  _printk (kernel/printk/printk.c:2504)
[  139.766431][   T70]  ? snapshot_read.cold (user.c:?)
[  139.766433][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  139.766437][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  139.766439][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  139.766441][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  139.766443][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.766444][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  139.766446][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  139.766449][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  139.766450][   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)
[  139.766452][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  139.766454][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  139.766456][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  139.766460][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  139.766462][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  139.766465][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  139.766467][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  139.766469][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  139.766471][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  139.766473][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  139.766475][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.766476][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  139.766478][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.766479][   T70]  process_one_work (kernel/workqueue.c:3387)
[  139.766482][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  139.766484][   T70]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  139.766486][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  139.766489][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  139.766491][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  139.766493][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  139.766495][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  139.766497][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  139.766499][   T70]  kthread (kernel/kthread.c:436)
[  139.766500][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  139.766502][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  139.766504][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  139.766506][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  139.766508][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  139.766511][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  139.766513][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  141.016205][ T3959] softirqs last disabled at (0): 0x0
| [  141.016206][ T3959] Preemption disabled at:
| [  141.016207][ T3959] vprintk_emit (kernel/printk/printk.c:2471)
| [  141.016217][ T3959] Tainted: [W]=WARN
[  141.016218][ T3959] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  141.016220][ T3959] Call Trace:
[  141.016221][ T3959]  <TASK>
[  141.016222][ T3959]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  141.016228][ T3959]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  141.016229][ T3959]  __might_resched.cold (kernel/sched/core.c:9234)
[  141.016233][ T3959]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  141.016235][ T3959]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  141.016239][ T3959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.016241][ T3959]  __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))
[  141.016244][ T3959]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  141.016247][ T3959]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  141.016252][ T3959]  ? 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)
[  141.016254][ T3959]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  141.016257][ T3959]  put_chars (drivers/char/virtio_console.c:1176)
[  141.016258][ T3959]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  141.016260][ T3959]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  141.016262][ T3959]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  141.016267][ T3959]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  141.016269][ T3959]  ? vsnprintf (lib/vsprintf.c:2900)
[  141.016272][ T3959]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  141.016273][ T3959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.016274][ T3959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.016276][ T3959]  console_emit_next_record (kernel/printk/printk.c:3183)
[  141.016279][ T3959]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  141.016281][ T3959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.016282][ T3959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.016283][ T3959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.016284][ T3959]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  141.016286][ T3959]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  141.016288][ T3959]  console_flush_one_record (kernel/printk/printk.c:3268)
[  141.016290][ T3959]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  141.016293][ T3959]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  141.016295][ T3959]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  141.016296][ T3959]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  141.016298][ T3959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.016299][ T3959]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  141.016301][ T3959]  ? 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)
[  141.016302][ T3959]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  141.016303][ T3959]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  141.016305][ T3959]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  141.016307][ T3959]  vprintk_emit (kernel/printk/printk.c:2479)
[  141.016309][ T3959]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  141.016310][ T3959]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  141.016312][ T3959]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  141.016322][ T3959]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  141.016323][ T3959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.016325][ T3959]  _printk (kernel/printk/printk.c:2504)
[  141.016328][ T3959]  ? snapshot_read.cold (user.c:?)
[  141.016330][ T3959]  ? br_multicast_flood (??:?)
[  141.016333][ T3959]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  141.016336][ T3959]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  141.016337][ T3959]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  141.016339][ T3959]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  141.016342][ T3959]  br_init_port (net/bridge/br_stp_if.c:39)
[  141.016344][ T3959]  new_nbp (net/bridge/br_if.c:449)
[  141.016346][ T3959]  br_add_if (net/bridge/br_if.c:592)
[  141.016348][ T3959]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  141.016352][ T3959]  do_set_master (net/core/rtnetlink.c:3071)
[  141.016354][ T3959]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  141.016356][ T3959]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  141.016357][ T3959]  ? __dev_get_by_name (net/core/dev.c:905)
[  141.016359][ T3959]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  141.016363][ T3959]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  141.016365][ T3959]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  141.016367][ T3959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.016369][ T3959]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  141.016370][ T3959]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  141.016372][ T3959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.016373][ T3959]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  141.016376][ T3959]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  141.016377][ T3959]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  141.016380][ T3959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.016381][ T3959]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  141.016383][ T3959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.016384][ T3959]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  141.016385][ T3959]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  141.016387][ T3959]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  141.016388][ T3959]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  141.016390][ T3959]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  141.016394][ T3959]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  141.016397][ T3959]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  141.016398][ T3959]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  141.016400][ T3959]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  141.016401][ T3959]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  141.016405][ T3959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.016406][ T3959]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  141.016408][ T3959]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  141.016410][ T3959]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  141.016412][ T3959]  ? next_uptodate_folio (mm/filemap.c:3747)
[  141.016415][ T3959]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  141.016417][ T3959]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  141.016419][ T3959]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  141.016421][ T3959]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  141.016424][ T3959]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  141.016427][ T3959]  ____sys_sendmsg (net/socket.c:2713)
[  141.016429][ T3959]  ? copy_msghdr_from_user (net/socket.c:2650)
[  141.016431][ T3959]  ? sock_write_iter (net/socket.c:1269)
[  141.016432][ T3959]  ? move_addr_to_kernel (net/socket.c:258)
[  141.016434][ T3959]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  141.016437][ T3959]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  141.016439][ T3959]  ___sys_sendmsg (net/socket.c:2767)
[  141.016440][ T3959]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  141.016442][ T3959]  ? copy_msghdr_from_user (net/socket.c:2619)
[  141.016444][ T3959]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  141.016448][ T3959]  __sys_sendmsg (net/socket.c:2799)
[  141.016451][ T3959]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  141.016453][ T3959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.016454][ T3959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.016456][ T3959]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  141.016458][ T3959]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  141.016461][ T3959]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  141.016463][ T3959] RIP: 0033:0x7fc75c02354e
[  141.016465][ T3959] 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
[  141.016467][ T3959] RSP: 002b:00007ffcfa09ef70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  141.016471][ T3959] RAX: ffffffffffffffda RBX: 00007ffcfa09f738 RCX: 00007fc75c02354e
[  141.016472][ T3959] RDX: 0000000000000000 RSI: 00007ffcfa09f020 RDI: 0000000000000005
[  141.016473][ T3959] RBP: 00007ffcfa09ef80 R08: 0000000000000000 R09: 0000000000000000
[  141.016474][ T3959] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d37b
[  141.016475][ T3959] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcfa09f6f0
| [  142.392190][ T4028] softirqs last disabled at (0): 0x0
| [  142.392192][ T4028] Preemption disabled at:
| [  142.392193][ T4028] vprintk_emit (kernel/printk/printk.c:2471)
| [  142.392203][ T4028] Tainted: [W]=WARN
[  142.392204][ T4028] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  142.392206][ T4028] Call Trace:
[  142.392208][ T4028]  <TASK>
[  142.392209][ T4028]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  142.392215][ T4028]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  142.392216][ T4028]  __might_resched.cold (kernel/sched/core.c:9234)
[  142.392220][ T4028]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  142.392223][ T4028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  142.392226][ T4028]  __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))
[  142.392229][ T4028]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  142.392232][ T4028]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  142.392237][ T4028]  ? 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)
[  142.392238][ T4028]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  142.392241][ T4028]  put_chars (drivers/char/virtio_console.c:1176)
[  142.392243][ T4028]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  142.392244][ T4028]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  142.392246][ T4028]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  142.392248][ T4028]  ? pointer (lib/vsprintf.c:2577)
[  142.392252][ T4028]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  142.392257][ T4028]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  142.392258][ T4028]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  142.392260][ T4028]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  142.392263][ T4028]  console_emit_next_record (kernel/printk/printk.c:3183)
[  142.392266][ T4028]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  142.392268][ T4028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  142.392269][ T4028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  142.392270][ T4028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  142.392271][ T4028]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  142.392273][ T4028]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  142.392275][ T4028]  console_flush_one_record (kernel/printk/printk.c:3268)
[  142.392277][ T4028]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  142.392280][ T4028]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  142.392282][ T4028]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  142.392284][ T4028]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  142.392285][ T4028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  142.392286][ T4028]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  142.392288][ T4028]  ? 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)
[  142.392290][ T4028]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  142.392291][ T4028]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  142.392293][ T4028]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  142.392295][ T4028]  vprintk_emit (kernel/printk/printk.c:2479)
[  142.392296][ T4028]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  142.392298][ T4028]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  142.392300][ T4028]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  142.392303][ T4028]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  142.392306][ T4028]  _printk (kernel/printk/printk.c:2504)
[  142.392309][ T4028]  ? snapshot_read.cold (user.c:?)
[  142.392310][ T4028]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  142.392313][ T4028]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  142.392317][ T4028]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  142.392319][ T4028]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  142.392322][ T4028]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  142.392324][ T4028]  ? netdev_notice (net/core/dev.c:13194)
[  142.392326][ T4028]  ? 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)
[  142.392335][ T4028]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  142.392338][ T4028]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  142.392340][ T4028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  142.392341][ T4028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  142.392342][ T4028]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  142.392344][ T4028]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  142.392345][ T4028]  ? 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)
[  142.392347][ T4028]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  142.392348][ T4028]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  142.392350][ T4028]  ? register_netdev (net/core/dev.c:11618)
[  142.392351][ T4028]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  142.392353][ T4028]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  142.392356][ T4028]  ? __kernel_text_address (kernel/extable.c:79)
[  142.392358][ T4028]  ? write_profile (profile.c:?)
[  142.392361][ T4028]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  142.392365][ T4028]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  142.392367][ T4028]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  142.392368][ T4028]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  142.392370][ T4028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  142.392371][ T4028]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  142.392374][ T4028]  ? kasan_save_stack (mm/kasan/common.c:58)
[  142.392376][ T4028]  ? kasan_save_stack (mm/kasan/common.c:57)
[  142.392377][ T4028]  ? kasan_save_track (mm/kasan/common.c:78)
[  142.392378][ T4028]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  142.392380][ T4028]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  142.392381][ T4028]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  142.392382][ T4028]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  142.392383][ T4028]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  142.392386][ T4028]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  142.392388][ T4028]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  142.392389][ T4028]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  142.392392][ T4028]  ? ____sys_sendmsg (net/socket.c:2713)
[  142.392393][ T4028]  ? ___sys_sendmsg (net/socket.c:2767)
[  142.392395][ T4028]  ? __sys_sendmsg (net/socket.c:2799)
[  142.392396][ T4028]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  142.392399][ T4028]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  142.392401][ T4028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  142.392402][ T4028]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  142.392404][ T4028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  142.392405][ T4028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  142.392406][ T4028]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  142.392407][ T4028]  ? __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)
[  142.392409][ T4028]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  142.392410][ T4028]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  142.392411][ T4028]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  142.392412][ T4028]  ? nla_get_range_signed (lib/nlattr.c:270)
[  142.392416][ T4028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  142.392417][ T4028]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  142.392419][ T4028]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  142.392421][ T4028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  142.392422][ T4028]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  142.392424][ T4028]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  142.392425][ T4028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  142.392427][ T4028]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  142.392429][ T4028]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  142.392430][ T4028]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  142.392432][ T4028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  142.392433][ T4028]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  142.392436][ T4028]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  142.392438][ T4028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  142.392439][ T4028]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  142.392441][ T4028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  142.392442][ T4028]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  142.392444][ T4028]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  142.392445][ T4028]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  142.392447][ T4028]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  142.392448][ T4028]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  142.392451][ T4028]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  142.392453][ T4028]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  142.392454][ T4028]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  142.392456][ T4028]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  142.392457][ T4028]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  142.392461][ T4028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  142.392462][ T4028]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  142.392464][ T4028]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  142.392466][ T4028]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  142.392468][ T4028]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  142.392470][ T4028]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  142.392472][ T4028]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  142.392474][ T4028]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  142.392475][ T4028]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  142.392477][ T4028]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  142.392480][ T4028]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  142.392482][ T4028]  ____sys_sendmsg (net/socket.c:2713)
[  142.392484][ T4028]  ? copy_msghdr_from_user (net/socket.c:2650)
[  142.392485][ T4028]  ? sock_write_iter (net/socket.c:1269)
[  142.392487][ T4028]  ? move_addr_to_kernel (net/socket.c:258)
[  142.392488][ T4028]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  142.392491][ T4028]  ___sys_sendmsg (net/socket.c:2767)
[  142.392493][ T4028]  ? copy_msghdr_from_user (net/socket.c:2619)
[  142.392497][ T4028]  __sys_sendmsg (net/socket.c:2799)
[  142.392499][ T4028]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  142.392502][ T4028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  142.392504][ T4028]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  142.392506][ T4028]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  142.392508][ T4028]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  142.392509][ T4028] RIP: 0033:0x7f24f7e7e54e
[  142.392511][ T4028] 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
[  142.392513][ T4028] RSP: 002b:00007fff1c2be450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  142.392517][ T4028] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f24f7e7e54e
[  142.392519][ T4028] RDX: 0000000000000000 RSI: 00007fff1c2be500 RDI: 0000000000000005
[  142.392520][ T4028] RBP: 00007fff1c2be460 R08: 0000000000000000 R09: 0000000000000000
[  142.392521][ T4028] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d37c
[  142.392522][ T4028] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff1c2bebc0
| [  143.514776][ T4085] softirqs last disabled at (0): 0x0
| [  143.514778][ T4085] Preemption disabled at:
| [  143.514779][ T4085] vprintk_emit (kernel/printk/printk.c:2471)
| [  143.514788][ T4085] Tainted: [W]=WARN
[  143.514789][ T4085] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  143.514791][ T4085] Call Trace:
[  143.514793][ T4085]  <TASK>
[  143.514794][ T4085]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  143.514800][ T4085]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  143.514801][ T4085]  __might_resched.cold (kernel/sched/core.c:9234)
[  143.514805][ T4085]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  143.514807][ T4085]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  143.514810][ T4085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.514812][ T4085]  __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))
[  143.514815][ T4085]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  143.514818][ T4085]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  143.514823][ T4085]  ? 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)
[  143.514825][ T4085]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  143.514828][ T4085]  put_chars (drivers/char/virtio_console.c:1176)
[  143.514829][ T4085]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  143.514831][ T4085]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  143.514833][ T4085]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  143.514838][ T4085]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  143.514840][ T4085]  ? vsnprintf (lib/vsprintf.c:2900)
[  143.514843][ T4085]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  143.514845][ T4085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.514846][ T4085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.514848][ T4085]  console_emit_next_record (kernel/printk/printk.c:3183)
[  143.514850][ T4085]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  143.514853][ T4085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.514854][ T4085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.514855][ T4085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.514856][ T4085]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  143.514858][ T4085]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  143.514860][ T4085]  console_flush_one_record (kernel/printk/printk.c:3268)
[  143.514862][ T4085]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  143.514865][ T4085]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  143.514867][ T4085]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  143.514868][ T4085]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  143.514870][ T4085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.514871][ T4085]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  143.514873][ T4085]  ? 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)
[  143.514874][ T4085]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  143.514876][ T4085]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  143.514878][ T4085]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  143.514879][ T4085]  vprintk_emit (kernel/printk/printk.c:2479)
[  143.514881][ T4085]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  143.514882][ T4085]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  143.514884][ T4085]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  143.514887][ T4085]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  143.514888][ T4085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.514890][ T4085]  _printk (kernel/printk/printk.c:2504)
[  143.514893][ T4085]  ? snapshot_read.cold (user.c:?)
[  143.514895][ T4085]  ? br_multicast_flood (??:?)
[  143.514898][ T4085]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  143.514900][ T4085]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  143.514901][ T4085]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  143.514903][ T4085]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  143.514906][ T4085]  br_init_port (net/bridge/br_stp_if.c:39)
[  143.514908][ T4085]  new_nbp (net/bridge/br_if.c:449)
[  143.514910][ T4085]  br_add_if (net/bridge/br_if.c:592)
[  143.514912][ T4085]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  143.514916][ T4085]  do_set_master (net/core/rtnetlink.c:3071)
[  143.514918][ T4085]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  143.514919][ T4085]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  143.514921][ T4085]  ? __dev_get_by_name (net/core/dev.c:905)
[  143.514922][ T4085]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  143.514926][ T4085]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  143.514929][ T4085]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  143.514931][ T4085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.514932][ T4085]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  143.514933][ T4085]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  143.514935][ T4085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.514936][ T4085]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  143.514939][ T4085]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  143.514940][ T4085]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  143.514943][ T4085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.514944][ T4085]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  143.514945][ T4085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.514947][ T4085]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  143.514948][ T4085]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  143.514950][ T4085]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  143.514951][ T4085]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  143.514953][ T4085]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  143.514956][ T4085]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  143.514959][ T4085]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  143.514961][ T4085]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  143.514962][ T4085]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  143.514964][ T4085]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  143.514967][ T4085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.514968][ T4085]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  143.514970][ T4085]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  143.514972][ T4085]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  143.514974][ T4085]  ? next_uptodate_folio (mm/filemap.c:3747)
[  143.514977][ T4085]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  143.514979][ T4085]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  143.514981][ T4085]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  143.514983][ T4085]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  143.514986][ T4085]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  143.514989][ T4085]  ____sys_sendmsg (net/socket.c:2713)
[  143.514990][ T4085]  ? copy_msghdr_from_user (net/socket.c:2650)
[  143.514992][ T4085]  ? sock_write_iter (net/socket.c:1269)
[  143.514994][ T4085]  ? move_addr_to_kernel (net/socket.c:258)
[  143.514996][ T4085]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  143.514998][ T4085]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  143.515000][ T4085]  ___sys_sendmsg (net/socket.c:2767)
[  143.515002][ T4085]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  143.515003][ T4085]  ? copy_msghdr_from_user (net/socket.c:2619)
[  143.515005][ T4085]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  143.515009][ T4085]  __sys_sendmsg (net/socket.c:2799)
[  143.515012][ T4085]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  143.515014][ T4085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.515015][ T4085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.515017][ T4085]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  143.515019][ T4085]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  143.515021][ T4085]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  143.515023][ T4085] RIP: 0033:0x7f42ccc0954e
[  143.515025][ T4085] 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
[  143.515027][ T4085] RSP: 002b:00007ffcf6ecf7a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  143.515031][ T4085] RAX: ffffffffffffffda RBX: 00007ffcf6ecff68 RCX: 00007f42ccc0954e
[  143.515033][ T4085] RDX: 0000000000000000 RSI: 00007ffcf6ecf850 RDI: 0000000000000005
[  143.515034][ T4085] RBP: 00007ffcf6ecf7b0 R08: 0000000000000000 R09: 0000000000000000
[  143.515035][ T4085] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d37d
[  143.515036][ T4085] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf6ecff20
| [  150.455013][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  150.455015][   T70] Preemption disabled at:
| [  150.455016][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  150.455026][   T70] Tainted: [W]=WARN
[  150.455027][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  150.455030][   T70] Workqueue: netns cleanup_net
[  150.455035][   T70] Call Trace:
[  150.455037][   T70]  <TASK>
[  150.455039][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  150.455044][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  150.455045][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  150.455049][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  150.455051][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  150.455055][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  150.455057][   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))
[  150.455060][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  150.455064][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  150.455068][   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)
[  150.455070][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  150.455072][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  150.455074][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  150.455076][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  150.455078][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  150.455083][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  150.455084][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  150.455087][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  150.455088][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  150.455090][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  150.455091][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  150.455094][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  150.455096][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  150.455097][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  150.455098][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  150.455099][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  150.455102][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  150.455103][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  150.455106][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  150.455108][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  150.455110][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  150.455112][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  150.455114][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  150.455115][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  150.455116][   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)
[  150.455118][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  150.455119][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  150.455121][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  150.455122][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  150.455124][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  150.455125][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  150.455127][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  150.455130][   T70]  ? kthread (kernel/kthread.c:436)
[  150.455132][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  150.455134][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  150.455137][   T70]  _printk (kernel/printk/printk.c:2504)
[  150.455140][   T70]  ? snapshot_read.cold (user.c:?)
[  150.455142][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  150.455145][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  150.455147][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  150.455149][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  150.455152][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  150.455153][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  150.455154][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  150.455157][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  150.455158][   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)
[  150.455160][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  150.455162][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  150.455165][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  150.455168][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  150.455170][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  150.455173][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  150.455175][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  150.455177][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  150.455180][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  150.455182][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  150.455184][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  150.455185][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  150.455187][   T70]  process_one_work (kernel/workqueue.c:3387)
[  150.455190][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  150.455192][   T70]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  150.455194][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  150.455196][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  150.455198][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  150.455200][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  150.455202][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  150.455204][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  150.455206][   T70]  kthread (kernel/kthread.c:436)
[  150.455208][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  150.455209][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  150.455211][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  150.455213][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  150.455215][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  150.455218][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  150.455220][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  151.705541][ T4344] softirqs last disabled at (0): 0x0
| [  151.705543][ T4344] Preemption disabled at:
| [  151.705544][ T4344] vprintk_emit (kernel/printk/printk.c:2471)
| [  151.705557][ T4344] Tainted: [W]=WARN
[  151.705558][ T4344] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  151.705560][ T4344] Call Trace:
[  151.705561][ T4344]  <TASK>
[  151.705562][ T4344]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  151.705568][ T4344]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  151.705569][ T4344]  __might_resched.cold (kernel/sched/core.c:9234)
[  151.705572][ T4344]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  151.705575][ T4344]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  151.705578][ T4344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  151.705580][ T4344]  __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))
[  151.705583][ T4344]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  151.705586][ T4344]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  151.705591][ T4344]  ? 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)
[  151.705593][ T4344]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  151.705595][ T4344]  put_chars (drivers/char/virtio_console.c:1176)
[  151.705597][ T4344]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  151.705598][ T4344]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  151.705601][ T4344]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  151.705605][ T4344]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  151.705607][ T4344]  ? vsnprintf (lib/vsprintf.c:2900)
[  151.705610][ T4344]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  151.705612][ T4344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  151.705613][ T4344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  151.705615][ T4344]  console_emit_next_record (kernel/printk/printk.c:3183)
[  151.705617][ T4344]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  151.705619][ T4344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  151.705620][ T4344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  151.705621][ T4344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  151.705622][ T4344]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  151.705625][ T4344]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  151.705627][ T4344]  console_flush_one_record (kernel/printk/printk.c:3268)
[  151.705629][ T4344]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  151.705632][ T4344]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  151.705634][ T4344]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  151.705635][ T4344]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  151.705637][ T4344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  151.705638][ T4344]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  151.705639][ T4344]  ? 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)
[  151.705641][ T4344]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  151.705642][ T4344]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  151.705644][ T4344]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  151.705646][ T4344]  vprintk_emit (kernel/printk/printk.c:2479)
[  151.705647][ T4344]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  151.705649][ T4344]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  151.705650][ T4344]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  151.705653][ T4344]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  151.705655][ T4344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  151.705656][ T4344]  _printk (kernel/printk/printk.c:2504)
[  151.705659][ T4344]  ? snapshot_read.cold (user.c:?)
[  151.705661][ T4344]  ? br_multicast_flood (??:?)
[  151.705664][ T4344]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  151.705667][ T4344]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  151.705668][ T4344]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  151.705670][ T4344]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  151.705672][ T4344]  br_init_port (net/bridge/br_stp_if.c:39)
[  151.705674][ T4344]  new_nbp (net/bridge/br_if.c:449)
[  151.705676][ T4344]  br_add_if (net/bridge/br_if.c:592)
[  151.705678][ T4344]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  151.705682][ T4344]  do_set_master (net/core/rtnetlink.c:3071)
[  151.705684][ T4344]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  151.705686][ T4344]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  151.705687][ T4344]  ? __dev_get_by_name (net/core/dev.c:905)
[  151.705689][ T4344]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  151.705693][ T4344]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  151.705695][ T4344]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  151.705697][ T4344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  151.705699][ T4344]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  151.705700][ T4344]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  151.705701][ T4344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  151.705703][ T4344]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  151.705705][ T4344]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  151.705707][ T4344]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  151.705709][ T4344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  151.705710][ T4344]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  151.705712][ T4344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  151.705713][ T4344]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  151.705714][ T4344]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  151.705716][ T4344]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  151.705718][ T4344]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  151.705719][ T4344]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  151.705723][ T4344]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  151.705726][ T4344]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  151.705727][ T4344]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  151.705729][ T4344]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  151.705731][ T4344]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  151.705734][ T4344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  151.705735][ T4344]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  151.705737][ T4344]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  151.705739][ T4344]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  151.705741][ T4344]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  151.705744][ T4344]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  151.705747][ T4344]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  151.705749][ T4344]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  151.705751][ T4344]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  151.705753][ T4344]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  151.705756][ T4344]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  151.705759][ T4344]  ____sys_sendmsg (net/socket.c:2713)
[  151.705760][ T4344]  ? copy_msghdr_from_user (net/socket.c:2650)
[  151.705762][ T4344]  ? sock_write_iter (net/socket.c:1269)
[  151.705763][ T4344]  ? move_addr_to_kernel (net/socket.c:258)
[  151.705766][ T4344]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  151.705768][ T4344]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  151.705770][ T4344]  ___sys_sendmsg (net/socket.c:2767)
[  151.705771][ T4344]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  151.705773][ T4344]  ? copy_msghdr_from_user (net/socket.c:2619)
[  151.705775][ T4344]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  151.705779][ T4344]  __sys_sendmsg (net/socket.c:2799)
[  151.705781][ T4344]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  151.705784][ T4344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  151.705785][ T4344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  151.705786][ T4344]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  151.705789][ T4344]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  151.705791][ T4344]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  151.705792][ T4344] RIP: 0033:0x7f3c1d8c154e
[  151.705794][ T4344] 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
[  151.705797][ T4344] RSP: 002b:00007ffd0396a0b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  151.705800][ T4344] RAX: ffffffffffffffda RBX: 00007ffd0396a878 RCX: 00007f3c1d8c154e
[  151.705802][ T4344] RDX: 0000000000000000 RSI: 00007ffd0396a160 RDI: 0000000000000005
[  151.705803][ T4344] RBP: 00007ffd0396a0c0 R08: 0000000000000000 R09: 0000000000000000
[  151.705803][ T4344] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d385
[  151.705804][ T4344] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd0396a830
| [  153.075139][ T4413] softirqs last disabled at (0): 0x0
| [  153.075141][ T4413] Preemption disabled at:
| [  153.075142][ T4413] vprintk_emit (kernel/printk/printk.c:2471)
| [  153.075152][ T4413] Tainted: [W]=WARN
[  153.075153][ T4413] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.075155][ T4413] Call Trace:
[  153.075156][ T4413]  <TASK>
[  153.075158][ T4413]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  153.075163][ T4413]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  153.075165][ T4413]  __might_resched.cold (kernel/sched/core.c:9234)
[  153.075169][ T4413]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  153.075172][ T4413]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.075175][ T4413]  __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))
[  153.075178][ T4413]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  153.075181][ T4413]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  153.075186][ T4413]  ? 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)
[  153.075188][ T4413]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  153.075190][ T4413]  put_chars (drivers/char/virtio_console.c:1176)
[  153.075192][ T4413]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  153.075193][ T4413]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  153.075196][ T4413]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  153.075198][ T4413]  ? pointer (lib/vsprintf.c:2577)
[  153.075202][ T4413]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  153.075206][ T4413]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  153.075208][ T4413]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  153.075210][ T4413]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  153.075213][ T4413]  console_emit_next_record (kernel/printk/printk.c:3183)
[  153.075215][ T4413]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  153.075218][ T4413]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.075219][ T4413]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.075220][ T4413]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.075221][ T4413]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  153.075223][ T4413]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  153.075225][ T4413]  console_flush_one_record (kernel/printk/printk.c:3268)
[  153.075228][ T4413]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  153.075230][ T4413]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  153.075232][ T4413]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  153.075234][ T4413]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  153.075236][ T4413]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.075237][ T4413]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  153.075238][ T4413]  ? 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)
[  153.075240][ T4413]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  153.075241][ T4413]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  153.075243][ T4413]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  153.075245][ T4413]  vprintk_emit (kernel/printk/printk.c:2479)
[  153.075247][ T4413]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  153.075248][ T4413]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  153.075250][ T4413]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.075253][ T4413]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  153.075256][ T4413]  _printk (kernel/printk/printk.c:2504)
[  153.075259][ T4413]  ? snapshot_read.cold (user.c:?)
[  153.075261][ T4413]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  153.075263][ T4413]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  153.075267][ T4413]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  153.075269][ T4413]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  153.075272][ T4413]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  153.075274][ T4413]  ? netdev_notice (net/core/dev.c:13194)
[  153.075276][ T4413]  ? 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)
[  153.075278][ T4413]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  153.075281][ T4413]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  153.075282][ T4413]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.075283][ T4413]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.075284][ T4413]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.075286][ T4413]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  153.075288][ T4413]  ? 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)
[  153.075289][ T4413]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  153.075290][ T4413]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  153.075292][ T4413]  ? register_netdev (net/core/dev.c:11618)
[  153.075293][ T4413]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  153.075295][ T4413]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  153.075298][ T4413]  ? __kernel_text_address (kernel/extable.c:79)
[  153.075300][ T4413]  ? write_profile (profile.c:?)
[  153.075304][ T4413]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  153.075307][ T4413]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  153.075309][ T4413]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  153.075310][ T4413]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  153.075312][ T4413]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.075313][ T4413]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  153.075316][ T4413]  ? kasan_save_stack (mm/kasan/common.c:58)
[  153.075318][ T4413]  ? kasan_save_stack (mm/kasan/common.c:57)
[  153.075319][ T4413]  ? kasan_save_track (mm/kasan/common.c:78)
[  153.075321][ T4413]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  153.075322][ T4413]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  153.075323][ T4413]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  153.075324][ T4413]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  153.075325][ T4413]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  153.075328][ T4413]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  153.075330][ T4413]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  153.075332][ T4413]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  153.075334][ T4413]  ? ____sys_sendmsg (net/socket.c:2713)
[  153.075336][ T4413]  ? ___sys_sendmsg (net/socket.c:2767)
[  153.075337][ T4413]  ? __sys_sendmsg (net/socket.c:2799)
[  153.075339][ T4413]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  153.075341][ T4413]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  153.075344][ T4413]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.075345][ T4413]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  153.075347][ T4413]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.075348][ T4413]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.075349][ T4413]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  153.075350][ T4413]  ? __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)
[  153.075351][ T4413]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  153.075353][ T4413]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  153.075354][ T4413]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  153.075355][ T4413]  ? nla_get_range_signed (lib/nlattr.c:270)
[  153.075358][ T4413]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.075360][ T4413]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  153.075362][ T4413]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  153.075364][ T4413]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.075365][ T4413]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  153.075366][ T4413]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  153.075368][ T4413]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.075369][ T4413]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  153.075371][ T4413]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  153.075373][ T4413]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  153.075374][ T4413]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.075376][ T4413]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  153.075379][ T4413]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  153.075382][ T4413]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.075383][ T4413]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  153.075384][ T4413]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.075386][ T4413]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  153.075387][ T4413]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  153.075389][ T4413]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  153.075390][ T4413]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  153.075392][ T4413]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  153.075394][ T4413]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  153.075396][ T4413]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  153.075397][ T4413]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  153.075399][ T4413]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  153.075401][ T4413]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  153.075404][ T4413]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.075405][ T4413]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  153.075407][ T4413]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  153.075410][ T4413]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  153.075411][ T4413]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  153.075413][ T4413]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  153.075416][ T4413]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  153.075417][ T4413]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  153.075419][ T4413]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  153.075421][ T4413]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  153.075424][ T4413]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  153.075426][ T4413]  ____sys_sendmsg (net/socket.c:2713)
[  153.075427][ T4413]  ? copy_msghdr_from_user (net/socket.c:2650)
[  153.075429][ T4413]  ? sock_write_iter (net/socket.c:1269)
[  153.075431][ T4413]  ? move_addr_to_kernel (net/socket.c:258)
[  153.075432][ T4413]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  153.075435][ T4413]  ___sys_sendmsg (net/socket.c:2767)
[  153.075442][ T4413]  ? copy_msghdr_from_user (net/socket.c:2619)
[  153.075447][ T4413]  __sys_sendmsg (net/socket.c:2799)
[  153.075449][ T4413]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  153.075452][ T4413]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.075454][ T4413]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  153.075455][ T4413]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  153.075457][ T4413]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  153.075459][ T4413] RIP: 0033:0x7f216f38954e
[  153.075461][ T4413] 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
[  153.075463][ T4413] RSP: 002b:00007ffe0e4a8280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  153.075467][ T4413] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f216f38954e
[  153.075468][ T4413] RDX: 0000000000000000 RSI: 00007ffe0e4a8330 RDI: 0000000000000005
[  153.075469][ T4413] RBP: 00007ffe0e4a8290 R08: 0000000000000000 R09: 0000000000000000
[  153.075470][ T4413] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d387
[  153.075471][ T4413] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe0e4a89f0
| [  154.164065][ T4470] softirqs last disabled at (0): 0x0
| [  154.164067][ T4470] Preemption disabled at:
| [  154.164068][ T4470] vprintk_emit (kernel/printk/printk.c:2471)
| [  154.164078][ T4470] Tainted: [W]=WARN
[  154.164079][ T4470] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  154.164081][ T4470] Call Trace:
[  154.164082][ T4470]  <TASK>
[  154.164084][ T4470]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  154.164089][ T4470]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  154.164091][ T4470]  __might_resched.cold (kernel/sched/core.c:9234)
[  154.164094][ T4470]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  154.164097][ T4470]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  154.164100][ T4470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.164103][ T4470]  __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))
[  154.164106][ T4470]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  154.164109][ T4470]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  154.164114][ T4470]  ? 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)
[  154.164116][ T4470]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  154.164118][ T4470]  put_chars (drivers/char/virtio_console.c:1176)
[  154.164120][ T4470]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  154.164122][ T4470]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  154.164125][ T4470]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  154.164129][ T4470]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  154.164131][ T4470]  ? vsnprintf (lib/vsprintf.c:2900)
[  154.164134][ T4470]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  154.164136][ T4470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.164137][ T4470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.164139][ T4470]  console_emit_next_record (kernel/printk/printk.c:3183)
[  154.164141][ T4470]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  154.164144][ T4470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.164145][ T4470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.164146][ T4470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.164147][ T4470]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.164150][ T4470]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  154.164152][ T4470]  console_flush_one_record (kernel/printk/printk.c:3268)
[  154.164154][ T4470]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  154.164157][ T4470]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  154.164159][ T4470]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.164161][ T4470]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  154.164162][ T4470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.164163][ T4470]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  154.164165][ T4470]  ? 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)
[  154.164167][ T4470]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  154.164168][ T4470]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  154.164170][ T4470]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  154.164172][ T4470]  vprintk_emit (kernel/printk/printk.c:2479)
[  154.164174][ T4470]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  154.164175][ T4470]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  154.164177][ T4470]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  154.164180][ T4470]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.164181][ T4470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.164183][ T4470]  _printk (kernel/printk/printk.c:2504)
[  154.164185][ T4470]  ? snapshot_read.cold (user.c:?)
[  154.164188][ T4470]  ? br_multicast_flood (??:?)
[  154.164191][ T4470]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  154.164193][ T4470]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  154.164194][ T4470]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  154.164196][ T4470]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  154.164199][ T4470]  br_init_port (net/bridge/br_stp_if.c:39)
[  154.164201][ T4470]  new_nbp (net/bridge/br_if.c:449)
[  154.164204][ T4470]  br_add_if (net/bridge/br_if.c:592)
[  154.164206][ T4470]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  154.164210][ T4470]  do_set_master (net/core/rtnetlink.c:3071)
[  154.164212][ T4470]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  154.164214][ T4470]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  154.164215][ T4470]  ? __dev_get_by_name (net/core/dev.c:905)
[  154.164217][ T4470]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  154.164221][ T4470]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  154.164224][ T4470]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  154.164226][ T4470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.164227][ T4470]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  154.164228][ T4470]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.164230][ T4470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.164231][ T4470]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  154.164234][ T4470]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  154.164236][ T4470]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  154.164238][ T4470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.164240][ T4470]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.164241][ T4470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.164242][ T4470]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  154.164244][ T4470]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  154.164246][ T4470]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  154.164247][ T4470]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  154.164249][ T4470]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  154.164253][ T4470]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  154.164256][ T4470]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  154.164257][ T4470]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  154.164259][ T4470]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  154.164260][ T4470]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  154.164263][ T4470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.164264][ T4470]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  154.164266][ T4470]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  154.164269][ T4470]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  154.164271][ T4470]  ? next_uptodate_folio (mm/filemap.c:3747)
[  154.164274][ T4470]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  154.164276][ T4470]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  154.164278][ T4470]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.164280][ T4470]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  154.164283][ T4470]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  154.164286][ T4470]  ____sys_sendmsg (net/socket.c:2713)
[  154.164287][ T4470]  ? copy_msghdr_from_user (net/socket.c:2650)
[  154.164289][ T4470]  ? sock_write_iter (net/socket.c:1269)
[  154.164291][ T4470]  ? move_addr_to_kernel (net/socket.c:258)
[  154.164293][ T4470]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  154.164296][ T4470]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.164298][ T4470]  ___sys_sendmsg (net/socket.c:2767)
[  154.164299][ T4470]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  154.164301][ T4470]  ? copy_msghdr_from_user (net/socket.c:2619)
[  154.164303][ T4470]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  154.164308][ T4470]  __sys_sendmsg (net/socket.c:2799)
[  154.164310][ T4470]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  154.164312][ T4470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.164313][ T4470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.164315][ T4470]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  154.164317][ T4470]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  154.164319][ T4470]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  154.164321][ T4470] RIP: 0033:0x7efd8fe7b54e
[  154.164324][ T4470] 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
[  154.164326][ T4470] RSP: 002b:00007ffff3e99ef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  154.164329][ T4470] RAX: ffffffffffffffda RBX: 00007ffff3e9a6b8 RCX: 00007efd8fe7b54e
[  154.164331][ T4470] RDX: 0000000000000000 RSI: 00007ffff3e99fa0 RDI: 0000000000000005
[  154.164332][ T4470] RBP: 00007ffff3e99f00 R08: 0000000000000000 R09: 0000000000000000
[  154.164333][ T4470] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d388
[  154.164334][ T4470] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffff3e9a670
| [  159.736495][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  159.736497][   T70] Preemption disabled at:
| [  159.736498][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  159.736518][   T70] Tainted: [W]=WARN
[  159.736519][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  159.736521][   T70] Workqueue: netns cleanup_net
[  159.736527][   T70] Call Trace:
[  159.736528][   T70]  <TASK>
[  159.736530][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  159.736535][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  159.736536][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  159.736540][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  159.736542][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  159.736546][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  159.736549][   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))
[  159.736557][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  159.736561][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  159.736566][   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)
[  159.736567][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  159.736570][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  159.736572][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  159.736573][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  159.736576][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  159.736581][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  159.736583][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  159.736585][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  159.736587][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  159.736588][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  159.736590][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  159.736593][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  159.736595][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  159.736596][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  159.736597][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  159.736598][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  159.736600][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  159.736602][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  159.736604][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  159.736607][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  159.736609][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  159.736611][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  159.736612][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  159.736613][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  159.736615][   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)
[  159.736616][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  159.736618][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  159.736620][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  159.736621][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  159.736623][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  159.736624][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  159.736626][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  159.736629][   T70]  ? kthread (kernel/kthread.c:436)
[  159.736631][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  159.736633][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  159.736636][   T70]  _printk (kernel/printk/printk.c:2504)
[  159.736639][   T70]  ? snapshot_read.cold (user.c:?)
[  159.736641][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  159.736644][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  159.736646][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  159.736649][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  159.736651][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  159.736652][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  159.736653][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  159.736656][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  159.736658][   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)
[  159.736659][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  159.736661][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  159.736664][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  159.736667][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  159.736669][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  159.736672][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  159.736674][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  159.736676][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  159.736679][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  159.736681][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  159.736682][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  159.736684][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  159.736686][   T70]  process_one_work (kernel/workqueue.c:3387)
[  159.736688][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  159.736691][   T70]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  159.736693][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  159.736695][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  159.736697][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  159.736699][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  159.736701][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  159.736703][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  159.736705][   T70]  kthread (kernel/kthread.c:436)
[  159.736707][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  159.736708][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  159.736710][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  159.736712][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  159.736714][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  159.736717][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  159.736718][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  160.929762][ T4593] softirqs last disabled at (0): 0x0
| [  160.929764][ T4593] Preemption disabled at:
| [  160.929765][ T4593] vprintk_emit (kernel/printk/printk.c:2471)
| [  160.929775][ T4593] Tainted: [W]=WARN
[  160.929776][ T4593] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  160.929778][ T4593] Call Trace:
[  160.929779][ T4593]  <TASK>
[  160.929781][ T4593]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  160.929786][ T4593]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  160.929787][ T4593]  __might_resched.cold (kernel/sched/core.c:9234)
[  160.929791][ T4593]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  160.929794][ T4593]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  160.929797][ T4593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.929799][ T4593]  __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))
[  160.929802][ T4593]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  160.929805][ T4593]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  160.929810][ T4593]  ? 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)
[  160.929812][ T4593]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  160.929814][ T4593]  put_chars (drivers/char/virtio_console.c:1176)
[  160.929816][ T4593]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  160.929818][ T4593]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  160.929820][ T4593]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  160.929825][ T4593]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  160.929827][ T4593]  ? vsnprintf (lib/vsprintf.c:2900)
[  160.929830][ T4593]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  160.929831][ T4593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.929832][ T4593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.929834][ T4593]  console_emit_next_record (kernel/printk/printk.c:3183)
[  160.929837][ T4593]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  160.929839][ T4593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.929840][ T4593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.929841][ T4593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.929842][ T4593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.929844][ T4593]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  160.929846][ T4593]  console_flush_one_record (kernel/printk/printk.c:3268)
[  160.929849][ T4593]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  160.929851][ T4593]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  160.929853][ T4593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.929855][ T4593]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  160.929856][ T4593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.929857][ T4593]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  160.929859][ T4593]  ? 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)
[  160.929860][ T4593]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  160.929862][ T4593]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  160.929864][ T4593]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  160.929865][ T4593]  vprintk_emit (kernel/printk/printk.c:2479)
[  160.929867][ T4593]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  160.929868][ T4593]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  160.929870][ T4593]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  160.929873][ T4593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.929874][ T4593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.929876][ T4593]  _printk (kernel/printk/printk.c:2504)
[  160.929879][ T4593]  ? snapshot_read.cold (user.c:?)
[  160.929881][ T4593]  ? br_multicast_flood (??:?)
[  160.929884][ T4593]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  160.929887][ T4593]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  160.929888][ T4593]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  160.929890][ T4593]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  160.929893][ T4593]  br_init_port (net/bridge/br_stp_if.c:39)
[  160.929894][ T4593]  new_nbp (net/bridge/br_if.c:449)
[  160.929897][ T4593]  br_add_if (net/bridge/br_if.c:592)
[  160.929899][ T4593]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  160.929903][ T4593]  do_set_master (net/core/rtnetlink.c:3071)
[  160.929904][ T4593]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  160.929906][ T4593]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  160.929907][ T4593]  ? __dev_get_by_name (net/core/dev.c:905)
[  160.929909][ T4593]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  160.929913][ T4593]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  160.929916][ T4593]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  160.929918][ T4593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.929919][ T4593]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  160.929920][ T4593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.929922][ T4593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.929923][ T4593]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  160.929926][ T4593]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  160.929927][ T4593]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  160.929930][ T4593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.929931][ T4593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.929932][ T4593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.929934][ T4593]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  160.929935][ T4593]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  160.929937][ T4593]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  160.929938][ T4593]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  160.929939][ T4593]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  160.929943][ T4593]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  160.929946][ T4593]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  160.929948][ T4593]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  160.929949][ T4593]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  160.929951][ T4593]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  160.929954][ T4593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.929955][ T4593]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  160.929957][ T4593]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  160.929959][ T4593]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  160.929961][ T4593]  ? next_uptodate_folio (mm/filemap.c:3747)
[  160.929964][ T4593]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  160.929966][ T4593]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  160.929968][ T4593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.929970][ T4593]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  160.929973][ T4593]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  160.929976][ T4593]  ____sys_sendmsg (net/socket.c:2713)
[  160.929978][ T4593]  ? copy_msghdr_from_user (net/socket.c:2650)
[  160.929980][ T4593]  ? sock_write_iter (net/socket.c:1269)
[  160.929981][ T4593]  ? move_addr_to_kernel (net/socket.c:258)
[  160.929983][ T4593]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  160.929986][ T4593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.929988][ T4593]  ___sys_sendmsg (net/socket.c:2767)
[  160.929989][ T4593]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  160.929991][ T4593]  ? copy_msghdr_from_user (net/socket.c:2619)
[  160.929993][ T4593]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  160.929997][ T4593]  __sys_sendmsg (net/socket.c:2799)
[  160.929999][ T4593]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  160.930002][ T4593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.930003][ T4593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.930005][ T4593]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  160.930007][ T4593]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  160.930009][ T4593]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  160.930011][ T4593] RIP: 0033:0x7f29a441a54e
[  160.930013][ T4593] 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
[  160.930015][ T4593] RSP: 002b:00007ffda3e19e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  160.930021][ T4593] RAX: ffffffffffffffda RBX: 00007ffda3e1a658 RCX: 00007f29a441a54e
[  160.930022][ T4593] RDX: 0000000000000000 RSI: 00007ffda3e19f40 RDI: 0000000000000005
[  160.930023][ T4593] RBP: 00007ffda3e19ea0 R08: 0000000000000000 R09: 0000000000000000
[  160.930024][ T4593] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d38f
[  160.930025][ T4593] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda3e1a610
| [  162.287606][ T4662] softirqs last disabled at (0): 0x0
| [  162.287608][ T4662] Preemption disabled at:
| [  162.287608][ T4662] vprintk_emit (kernel/printk/printk.c:2471)
| [  162.287618][ T4662] Tainted: [W]=WARN
[  162.287620][ T4662] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  162.287621][ T4662] Call Trace:
[  162.287623][ T4662]  <TASK>
[  162.287624][ T4662]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  162.287629][ T4662]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  162.287631][ T4662]  __might_resched.cold (kernel/sched/core.c:9234)
[  162.287635][ T4662]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  162.287638][ T4662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.287641][ T4662]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  162.287643][ T4662]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  162.287646][ T4662]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  162.287651][ T4662]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  162.287653][ T4662]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  162.287656][ T4662]  put_chars (drivers/char/virtio_console.c:1176)
[  162.287657][ T4662]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  162.287658][ T4662]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  162.287661][ T4662]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  162.287663][ T4662]  ? pointer (lib/vsprintf.c:2577)
[  162.287666][ T4662]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  162.287671][ T4662]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  162.287673][ T4662]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  162.287674][ T4662]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  162.287677][ T4662]  console_emit_next_record (kernel/printk/printk.c:3183)
[  162.287680][ T4662]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  162.287682][ T4662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.287683][ T4662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.287684][ T4662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.287685][ T4662]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  162.287687][ T4662]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  162.287689][ T4662]  console_flush_one_record (kernel/printk/printk.c:3268)
[  162.287691][ T4662]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  162.287694][ T4662]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  162.287696][ T4662]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  162.287698][ T4662]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  162.287699][ T4662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.287700][ T4662]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  162.287702][ T4662]  ? 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)
[  162.287704][ T4662]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  162.287705][ T4662]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  162.287707][ T4662]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  162.287708][ T4662]  vprintk_emit (kernel/printk/printk.c:2479)
[  162.287710][ T4662]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  162.287711][ T4662]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  162.287714][ T4662]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  162.287717][ T4662]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  162.287720][ T4662]  _printk (kernel/printk/printk.c:2504)
[  162.287723][ T4662]  ? snapshot_read.cold (user.c:?)
[  162.287725][ T4662]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  162.287727][ T4662]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  162.287730][ T4662]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  162.287732][ T4662]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  162.287735][ T4662]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  162.287738][ T4662]  ? netdev_notice (net/core/dev.c:13194)
[  162.287740][ T4662]  ? 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)
[  162.287742][ T4662]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  162.287744][ T4662]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  162.287746][ T4662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.287747][ T4662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.287748][ T4662]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  162.287749][ T4662]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  162.287751][ T4662]  ? 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)
[  162.287752][ T4662]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  162.287753][ T4662]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  162.287755][ T4662]  ? register_netdev (net/core/dev.c:11618)
[  162.287756][ T4662]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  162.287758][ T4662]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  162.287761][ T4662]  ? __kernel_text_address (kernel/extable.c:79)
[  162.287763][ T4662]  ? write_profile (profile.c:?)
[  162.287766][ T4662]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  162.287770][ T4662]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  162.287772][ T4662]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  162.287773][ T4662]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  162.287774][ T4662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.287775][ T4662]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  162.287779][ T4662]  ? kasan_save_stack (mm/kasan/common.c:58)
[  162.287781][ T4662]  ? kasan_save_stack (mm/kasan/common.c:57)
[  162.287782][ T4662]  ? kasan_save_track (mm/kasan/common.c:78)
[  162.287783][ T4662]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  162.287784][ T4662]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  162.287785][ T4662]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  162.287786][ T4662]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  162.287788][ T4662]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  162.287790][ T4662]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  162.287792][ T4662]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  162.287794][ T4662]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  162.287796][ T4662]  ? ____sys_sendmsg (net/socket.c:2713)
[  162.287797][ T4662]  ? ___sys_sendmsg (net/socket.c:2767)
[  162.287799][ T4662]  ? __sys_sendmsg (net/socket.c:2799)
[  162.287801][ T4662]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  162.287803][ T4662]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  162.287805][ T4662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.287806][ T4662]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  162.287808][ T4662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.287809][ T4662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.287810][ T4662]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  162.287812][ T4662]  ? __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)
[  162.287813][ T4662]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  162.287814][ T4662]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  162.287816][ T4662]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  162.287817][ T4662]  ? nla_get_range_signed (lib/nlattr.c:270)
[  162.287820][ T4662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.287822][ T4662]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  162.287824][ T4662]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  162.287826][ T4662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.287827][ T4662]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  162.287828][ T4662]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  162.287830][ T4662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.287831][ T4662]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  162.287833][ T4662]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  162.287835][ T4662]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  162.287836][ T4662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.287837][ T4662]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  162.287840][ T4662]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  162.287843][ T4662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.287844][ T4662]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  162.287846][ T4662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.287847][ T4662]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  162.287848][ T4662]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  162.287850][ T4662]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  162.287851][ T4662]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  162.287853][ T4662]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  162.287855][ T4662]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  162.287857][ T4662]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  162.287858][ T4662]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  162.287860][ T4662]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  162.287861][ T4662]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  162.287865][ T4662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.287866][ T4662]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  162.287868][ T4662]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  162.287870][ T4662]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  162.287872][ T4662]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  162.287874][ T4662]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  162.287876][ T4662]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  162.287877][ T4662]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  162.287879][ T4662]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  162.287881][ T4662]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  162.287884][ T4662]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  162.287886][ T4662]  ____sys_sendmsg (net/socket.c:2713)
[  162.287887][ T4662]  ? copy_msghdr_from_user (net/socket.c:2650)
[  162.287889][ T4662]  ? sock_write_iter (net/socket.c:1269)
[  162.287890][ T4662]  ? move_addr_to_kernel (net/socket.c:258)
[  162.287892][ T4662]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  162.287894][ T4662]  ___sys_sendmsg (net/socket.c:2767)
[  162.287896][ T4662]  ? copy_msghdr_from_user (net/socket.c:2619)
[  162.287901][ T4662]  __sys_sendmsg (net/socket.c:2799)
[  162.287903][ T4662]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  162.287906][ T4662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  162.287907][ T4662]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  162.287909][ T4662]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  162.287911][ T4662]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  162.287912][ T4662] RIP: 0033:0x7fb33a49054e
[  162.287914][ T4662] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  162.287917][ T4662] RSP: 002b:00007ffec5c73d90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  162.287921][ T4662] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fb33a49054e
[  162.287922][ T4662] RDX: 0000000000000000 RSI: 00007ffec5c73e40 RDI: 0000000000000005
[  162.287923][ T4662] RBP: 00007ffec5c73da0 R08: 0000000000000000 R09: 0000000000000000
[  162.287924][ T4662] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d390
[  162.287925][ T4662] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffec5c74500
| [  163.376450][ T4712] softirqs last disabled at (0): 0x0
| [  163.376452][ T4712] Preemption disabled at:
| [  163.376452][ T4712] vprintk_emit (kernel/printk/printk.c:2471)
| [  163.376462][ T4712] Tainted: [W]=WARN
[  163.376463][ T4712] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  163.376465][ T4712] Call Trace:
[  163.376466][ T4712]  <TASK>
[  163.376467][ T4712]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  163.376473][ T4712]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  163.376474][ T4712]  __might_resched.cold (kernel/sched/core.c:9234)
[  163.376478][ T4712]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  163.376481][ T4712]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  163.376484][ T4712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  163.376487][ T4712]  __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))
[  163.376490][ T4712]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  163.376493][ T4712]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  163.376497][ T4712]  ? 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)
[  163.376499][ T4712]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  163.376502][ T4712]  put_chars (drivers/char/virtio_console.c:1176)
[  163.376504][ T4712]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  163.376505][ T4712]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  163.376508][ T4712]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  163.376513][ T4712]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  163.376514][ T4712]  ? vsnprintf (lib/vsprintf.c:2900)
[  163.376517][ T4712]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  163.376519][ T4712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  163.376520][ T4712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  163.376522][ T4712]  console_emit_next_record (kernel/printk/printk.c:3183)
[  163.376525][ T4712]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  163.376527][ T4712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  163.376528][ T4712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  163.376529][ T4712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  163.376530][ T4712]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  163.376532][ T4712]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  163.376534][ T4712]  console_flush_one_record (kernel/printk/printk.c:3268)
[  163.376536][ T4712]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  163.376539][ T4712]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  163.376547][ T4712]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  163.376550][ T4712]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  163.376554][ T4712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  163.376556][ T4712]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  163.376558][ T4712]  ? 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)
[  163.376559][ T4712]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  163.376561][ T4712]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  163.376563][ T4712]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  163.376564][ T4712]  vprintk_emit (kernel/printk/printk.c:2479)
[  163.376566][ T4712]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  163.376567][ T4712]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  163.376569][ T4712]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  163.376572][ T4712]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  163.376573][ T4712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  163.376575][ T4712]  _printk (kernel/printk/printk.c:2504)
[  163.376578][ T4712]  ? snapshot_read.cold (user.c:?)
[  163.376580][ T4712]  ? br_multicast_flood (??:?)
[  163.376583][ T4712]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  163.376586][ T4712]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  163.376587][ T4712]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  163.376589][ T4712]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  163.376591][ T4712]  br_init_port (net/bridge/br_stp_if.c:39)
[  163.376593][ T4712]  new_nbp (net/bridge/br_if.c:449)
[  163.376595][ T4712]  br_add_if (net/bridge/br_if.c:592)
[  163.376597][ T4712]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  163.376601][ T4712]  do_set_master (net/core/rtnetlink.c:3071)
[  163.376603][ T4712]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  163.376605][ T4712]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  163.376606][ T4712]  ? __dev_get_by_name (net/core/dev.c:905)
[  163.376608][ T4712]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  163.376612][ T4712]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  163.376615][ T4712]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  163.376617][ T4712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  163.376618][ T4712]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  163.376620][ T4712]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  163.376621][ T4712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  163.376622][ T4712]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  163.376625][ T4712]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  163.376627][ T4712]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  163.376629][ T4712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  163.376630][ T4712]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  163.376632][ T4712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  163.376633][ T4712]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  163.376634][ T4712]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  163.376636][ T4712]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  163.376637][ T4712]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  163.376639][ T4712]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  163.376643][ T4712]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  163.376646][ T4712]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  163.376647][ T4712]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  163.376649][ T4712]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  163.376650][ T4712]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  163.376653][ T4712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  163.376654][ T4712]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  163.376656][ T4712]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  163.376658][ T4712]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  163.376660][ T4712]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  163.376663][ T4712]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  163.376666][ T4712]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  163.376668][ T4712]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  163.376670][ T4712]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  163.376672][ T4712]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  163.376675][ T4712]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  163.376678][ T4712]  ____sys_sendmsg (net/socket.c:2713)
[  163.376680][ T4712]  ? copy_msghdr_from_user (net/socket.c:2650)
[  163.376681][ T4712]  ? sock_write_iter (net/socket.c:1269)
[  163.376683][ T4712]  ? move_addr_to_kernel (net/socket.c:258)
[  163.376685][ T4712]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  163.376688][ T4712]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  163.376689][ T4712]  ___sys_sendmsg (net/socket.c:2767)
[  163.376691][ T4712]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  163.376693][ T4712]  ? copy_msghdr_from_user (net/socket.c:2619)
[  163.376694][ T4712]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  163.376699][ T4712]  __sys_sendmsg (net/socket.c:2799)
[  163.376701][ T4712]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  163.376704][ T4712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  163.376705][ T4712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  163.376706][ T4712]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  163.376708][ T4712]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  163.376710][ T4712]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  163.376712][ T4712] RIP: 0033:0x7f0cff84754e
[  163.376714][ T4712] 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
[  163.376716][ T4712] RSP: 002b:00007ffeb9f58680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  163.376720][ T4712] RAX: ffffffffffffffda RBX: 00007ffeb9f58e48 RCX: 00007f0cff84754e
[  163.376722][ T4712] RDX: 0000000000000000 RSI: 00007ffeb9f58730 RDI: 0000000000000005
[  163.376723][ T4712] RBP: 00007ffeb9f58690 R08: 0000000000000000 R09: 0000000000000000
[  163.376723][ T4712] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d391
[  163.376724][ T4712] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb9f58e00
| [  168.919119][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  168.919121][   T70] Preemption disabled at:
| [  168.919121][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  168.919131][   T70] Tainted: [W]=WARN
[  168.919132][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  168.919134][   T70] Workqueue: netns cleanup_net
[  168.919140][   T70] Call Trace:
[  168.919141][   T70]  <TASK>
[  168.919143][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  168.919148][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  168.919149][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  168.919153][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  168.919155][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  168.919159][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.919161][   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))
[  168.919164][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  168.919167][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  168.919171][   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)
[  168.919173][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  168.919176][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  168.919177][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  168.919179][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  168.919182][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  168.919186][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  168.919188][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  168.919190][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  168.919192][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.919193][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.919195][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  168.919197][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  168.919200][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.919201][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.919202][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.919203][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  168.919205][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  168.919207][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  168.919209][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  168.919212][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  168.919214][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  168.919215][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  168.919217][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.919218][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  168.919220][   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)
[  168.919221][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  168.919223][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  168.919225][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  168.919226][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  168.919228][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  168.919229][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  168.919230][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  168.919233][   T70]  ? kthread (kernel/kthread.c:436)
[  168.919235][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  168.919238][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  168.919241][   T70]  _printk (kernel/printk/printk.c:2504)
[  168.919244][   T70]  ? snapshot_read.cold (user.c:?)
[  168.919246][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  168.919249][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  168.919251][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  168.919254][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  168.919256][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.919257][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  168.919258][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  168.919261][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  168.919263][   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)
[  168.919264][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  168.919267][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  168.919269][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  168.919273][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  168.919275][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  168.919277][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  168.919279][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  168.919281][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  168.919284][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  168.919286][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  168.919288][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  168.919290][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.919292][   T70]  process_one_work (kernel/workqueue.c:3387)
[  168.919294][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  168.919296][   T70]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  168.919298][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  168.919301][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  168.919303][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  168.919305][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  168.919307][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  168.919309][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  168.919311][   T70]  kthread (kernel/kthread.c:436)
[  168.919312][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  168.919314][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  168.919316][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  168.919317][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  168.919319][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  168.919322][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  168.919324][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  170.102926][ T4836] softirqs last disabled at (0): 0x0
| [  170.102927][ T4836] Preemption disabled at:
| [  170.102928][ T4836] vprintk_emit (kernel/printk/printk.c:2471)
| [  170.102938][ T4836] Tainted: [W]=WARN
[  170.102939][ T4836] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  170.102941][ T4836] Call Trace:
[  170.102942][ T4836]  <TASK>
[  170.102944][ T4836]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  170.102949][ T4836]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  170.102950][ T4836]  __might_resched.cold (kernel/sched/core.c:9234)
[  170.102954][ T4836]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  170.102956][ T4836]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  170.102960][ T4836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.102962][ T4836]  __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))
[  170.102965][ T4836]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  170.102968][ T4836]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  170.102972][ T4836]  ? 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)
[  170.102974][ T4836]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  170.102977][ T4836]  put_chars (drivers/char/virtio_console.c:1176)
[  170.102978][ T4836]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  170.102980][ T4836]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  170.102983][ T4836]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  170.102987][ T4836]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  170.102989][ T4836]  ? vsnprintf (lib/vsprintf.c:2900)
[  170.102992][ T4836]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  170.102994][ T4836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.102995][ T4836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.102997][ T4836]  console_emit_next_record (kernel/printk/printk.c:3183)
[  170.102999][ T4836]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  170.103002][ T4836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.103003][ T4836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.103004][ T4836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.103005][ T4836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  170.103007][ T4836]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  170.103009][ T4836]  console_flush_one_record (kernel/printk/printk.c:3268)
[  170.103011][ T4836]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  170.103014][ T4836]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  170.103016][ T4836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  170.103018][ T4836]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  170.103019][ T4836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.103020][ T4836]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  170.103022][ T4836]  ? 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)
[  170.103023][ T4836]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  170.103025][ T4836]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  170.103027][ T4836]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  170.103028][ T4836]  vprintk_emit (kernel/printk/printk.c:2479)
[  170.103030][ T4836]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  170.103031][ T4836]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  170.103033][ T4836]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  170.103036][ T4836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  170.103037][ T4836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.103039][ T4836]  _printk (kernel/printk/printk.c:2504)
[  170.103041][ T4836]  ? snapshot_read.cold (user.c:?)
[  170.103043][ T4836]  ? br_multicast_flood (??:?)
[  170.103047][ T4836]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  170.103049][ T4836]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  170.103050][ T4836]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  170.103052][ T4836]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  170.103055][ T4836]  br_init_port (net/bridge/br_stp_if.c:39)
[  170.103057][ T4836]  new_nbp (net/bridge/br_if.c:449)
[  170.103059][ T4836]  br_add_if (net/bridge/br_if.c:592)
[  170.103061][ T4836]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  170.103065][ T4836]  do_set_master (net/core/rtnetlink.c:3071)
[  170.103067][ T4836]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  170.103068][ T4836]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  170.103070][ T4836]  ? __dev_get_by_name (net/core/dev.c:905)
[  170.103071][ T4836]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  170.103075][ T4836]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  170.103078][ T4836]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  170.103080][ T4836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.103081][ T4836]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  170.103082][ T4836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  170.103084][ T4836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.103085][ T4836]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  170.103088][ T4836]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  170.103090][ T4836]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  170.103092][ T4836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.103094][ T4836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  170.103095][ T4836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.103096][ T4836]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  170.103098][ T4836]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  170.103099][ T4836]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  170.103101][ T4836]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  170.103102][ T4836]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  170.103106][ T4836]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  170.103109][ T4836]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  170.103110][ T4836]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  170.103112][ T4836]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  170.103114][ T4836]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  170.103117][ T4836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.103118][ T4836]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  170.103120][ T4836]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  170.103122][ T4836]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  170.103124][ T4836]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  170.103127][ T4836]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  170.103130][ T4836]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  170.103133][ T4836]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  170.103135][ T4836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  170.103136][ T4836]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  170.103139][ T4836]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  170.103142][ T4836]  ____sys_sendmsg (net/socket.c:2713)
[  170.103144][ T4836]  ? copy_msghdr_from_user (net/socket.c:2650)
[  170.103146][ T4836]  ? sock_write_iter (net/socket.c:1269)
[  170.103147][ T4836]  ? move_addr_to_kernel (net/socket.c:258)
[  170.103149][ T4836]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  170.103152][ T4836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  170.103154][ T4836]  ___sys_sendmsg (net/socket.c:2767)
[  170.103155][ T4836]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  170.103157][ T4836]  ? copy_msghdr_from_user (net/socket.c:2619)
[  170.103159][ T4836]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  170.103163][ T4836]  __sys_sendmsg (net/socket.c:2799)
[  170.103165][ T4836]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  170.103168][ T4836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.103169][ T4836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.103170][ T4836]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  170.103173][ T4836]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  170.103174][ T4836]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  170.103176][ T4836] RIP: 0033:0x7fd9de0d154e
[  170.103178][ T4836] 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
[  170.103181][ T4836] RSP: 002b:00007ffc61779e20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  170.103185][ T4836] RAX: ffffffffffffffda RBX: 00007ffc6177a5e8 RCX: 00007fd9de0d154e
[  170.103186][ T4836] RDX: 0000000000000000 RSI: 00007ffc61779ed0 RDI: 0000000000000005
[  170.103187][ T4836] RBP: 00007ffc61779e30 R08: 0000000000000000 R09: 0000000000000000
[  170.103188][ T4836] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d398
[  170.103189][ T4836] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc6177a5a0
| [  171.419077][ T4904] softirqs last disabled at (0): 0x0
| [  171.419079][ T4904] Preemption disabled at:
| [  171.419080][ T4904] vprintk_emit (kernel/printk/printk.c:2471)
| [  171.419089][ T4904] Tainted: [W]=WARN
[  171.419091][ T4904] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  171.419092][ T4904] Call Trace:
[  171.419094][ T4904]  <TASK>
[  171.419095][ T4904]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  171.419101][ T4904]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  171.419102][ T4904]  __might_resched.cold (kernel/sched/core.c:9234)
[  171.419106][ T4904]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  171.419109][ T4904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  171.419112][ T4904]  __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))
[  171.419114][ T4904]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  171.419117][ T4904]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  171.419122][ T4904]  ? 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)
[  171.419124][ T4904]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  171.419127][ T4904]  put_chars (drivers/char/virtio_console.c:1176)
[  171.419128][ T4904]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  171.419130][ T4904]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  171.419132][ T4904]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  171.419134][ T4904]  ? pointer (lib/vsprintf.c:2577)
[  171.419137][ T4904]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  171.419142][ T4904]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  171.419144][ T4904]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  171.419146][ T4904]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  171.419148][ T4904]  console_emit_next_record (kernel/printk/printk.c:3183)
[  171.419151][ T4904]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  171.419153][ T4904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  171.419154][ T4904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  171.419155][ T4904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  171.419156][ T4904]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  171.419158][ T4904]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  171.419160][ T4904]  console_flush_one_record (kernel/printk/printk.c:3268)
[  171.419162][ T4904]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  171.419165][ T4904]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  171.419167][ T4904]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  171.419169][ T4904]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  171.419171][ T4904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  171.419172][ T4904]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  171.419173][ T4904]  ? 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)
[  171.419175][ T4904]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  171.419176][ T4904]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  171.419178][ T4904]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  171.419179][ T4904]  vprintk_emit (kernel/printk/printk.c:2479)
[  171.419181][ T4904]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  171.419182][ T4904]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  171.419185][ T4904]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  171.419188][ T4904]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  171.419190][ T4904]  _printk (kernel/printk/printk.c:2504)
[  171.419193][ T4904]  ? snapshot_read.cold (user.c:?)
[  171.419195][ T4904]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  171.419197][ T4904]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  171.419201][ T4904]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  171.419203][ T4904]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  171.419206][ T4904]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  171.419208][ T4904]  ? netdev_notice (net/core/dev.c:13194)
[  171.419210][ T4904]  ? 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)
[  171.419212][ T4904]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  171.419214][ T4904]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  171.419216][ T4904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  171.419217][ T4904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  171.419218][ T4904]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  171.419220][ T4904]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  171.419221][ T4904]  ? 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)
[  171.419222][ T4904]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  171.419224][ T4904]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  171.419225][ T4904]  ? register_netdev (net/core/dev.c:11618)
[  171.419227][ T4904]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  171.419229][ T4904]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  171.419231][ T4904]  ? __kernel_text_address (kernel/extable.c:79)
[  171.419234][ T4904]  ? write_profile (profile.c:?)
[  171.419237][ T4904]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  171.419240][ T4904]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  171.419242][ T4904]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  171.419243][ T4904]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  171.419245][ T4904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  171.419246][ T4904]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  171.419249][ T4904]  ? kasan_save_stack (mm/kasan/common.c:58)
[  171.419251][ T4904]  ? kasan_save_stack (mm/kasan/common.c:57)
[  171.419252][ T4904]  ? kasan_save_track (mm/kasan/common.c:78)
[  171.419253][ T4904]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  171.419255][ T4904]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  171.419256][ T4904]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  171.419257][ T4904]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  171.419258][ T4904]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  171.419261][ T4904]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  171.419263][ T4904]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  171.419264][ T4904]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  171.419267][ T4904]  ? ____sys_sendmsg (net/socket.c:2713)
[  171.419268][ T4904]  ? ___sys_sendmsg (net/socket.c:2767)
[  171.419270][ T4904]  ? __sys_sendmsg (net/socket.c:2799)
[  171.419271][ T4904]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  171.419274][ T4904]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  171.419276][ T4904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  171.419277][ T4904]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  171.419279][ T4904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  171.419280][ T4904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  171.419281][ T4904]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  171.419282][ T4904]  ? __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)
[  171.419284][ T4904]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  171.419285][ T4904]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  171.419287][ T4904]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  171.419288][ T4904]  ? nla_get_range_signed (lib/nlattr.c:270)
[  171.419291][ T4904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  171.419293][ T4904]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  171.419295][ T4904]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  171.419297][ T4904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  171.419298][ T4904]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  171.419299][ T4904]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  171.419301][ T4904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  171.419302][ T4904]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  171.419305][ T4904]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  171.419306][ T4904]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  171.419308][ T4904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  171.419309][ T4904]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  171.419312][ T4904]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  171.419314][ T4904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  171.419316][ T4904]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  171.419317][ T4904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  171.419318][ T4904]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  171.419320][ T4904]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  171.419321][ T4904]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  171.419323][ T4904]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  171.419324][ T4904]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  171.419327][ T4904]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  171.419328][ T4904]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  171.419330][ T4904]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  171.419331][ T4904]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  171.419333][ T4904]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  171.419336][ T4904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  171.419337][ T4904]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  171.419339][ T4904]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  171.419341][ T4904]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  171.419343][ T4904]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  171.419345][ T4904]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  171.419347][ T4904]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  171.419349][ T4904]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  171.419351][ T4904]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  171.419352][ T4904]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  171.419355][ T4904]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  171.419357][ T4904]  ____sys_sendmsg (net/socket.c:2713)
[  171.419359][ T4904]  ? copy_msghdr_from_user (net/socket.c:2650)
[  171.419361][ T4904]  ? sock_write_iter (net/socket.c:1269)
[  171.419362][ T4904]  ? move_addr_to_kernel (net/socket.c:258)
[  171.419364][ T4904]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  171.419366][ T4904]  ___sys_sendmsg (net/socket.c:2767)
[  171.419368][ T4904]  ? copy_msghdr_from_user (net/socket.c:2619)
[  171.419373][ T4904]  __sys_sendmsg (net/socket.c:2799)
[  171.419375][ T4904]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  171.419378][ T4904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  171.419379][ T4904]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  171.419381][ T4904]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  171.419383][ T4904]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  171.419384][ T4904] RIP: 0033:0x7f424471d54e
[  171.419386][ T4904] 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
[  171.419389][ T4904] RSP: 002b:00007fff50bc0f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  171.419392][ T4904] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f424471d54e
[  171.419394][ T4904] RDX: 0000000000000000 RSI: 00007fff50bc1000 RDI: 0000000000000005
[  171.419395][ T4904] RBP: 00007fff50bc0f60 R08: 0000000000000000 R09: 0000000000000000
[  171.419396][ T4904] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d399
[  171.419397][ T4904] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff50bc16c0
| [  172.536439][ T4962] softirqs last disabled at (0): 0x0
| [  172.536441][ T4962] Preemption disabled at:
| [  172.536442][ T4962] vprintk_emit (kernel/printk/printk.c:2471)
| [  172.536452][ T4962] Tainted: [W]=WARN
[  172.536453][ T4962] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  172.536455][ T4962] Call Trace:
[  172.536456][ T4962]  <TASK>
[  172.536458][ T4962]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  172.536463][ T4962]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  172.536464][ T4962]  __might_resched.cold (kernel/sched/core.c:9234)
[  172.536468][ T4962]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  172.536470][ T4962]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  172.536474][ T4962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  172.536476][ T4962]  __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))
[  172.536479][ T4962]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  172.536482][ T4962]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  172.536487][ T4962]  ? 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)
[  172.536489][ T4962]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  172.536491][ T4962]  put_chars (drivers/char/virtio_console.c:1176)
[  172.536493][ T4962]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  172.536495][ T4962]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  172.536497][ T4962]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  172.536502][ T4962]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  172.536504][ T4962]  ? vsnprintf (lib/vsprintf.c:2900)
[  172.536507][ T4962]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  172.536509][ T4962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  172.536510][ T4962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  172.536512][ T4962]  console_emit_next_record (kernel/printk/printk.c:3183)
[  172.536514][ T4962]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  172.536517][ T4962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  172.536518][ T4962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  172.536519][ T4962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  172.536520][ T4962]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  172.536522][ T4962]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  172.536524][ T4962]  console_flush_one_record (kernel/printk/printk.c:3268)
[  172.536527][ T4962]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  172.536529][ T4962]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  172.536531][ T4962]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  172.536533][ T4962]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  172.536535][ T4962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  172.536536][ T4962]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  172.536538][ T4962]  ? 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)
[  172.536539][ T4962]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  172.536541][ T4962]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  172.536544][ T4962]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  172.536546][ T4962]  vprintk_emit (kernel/printk/printk.c:2479)
[  172.536549][ T4962]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  172.536551][ T4962]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  172.536555][ T4962]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  172.536558][ T4962]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  172.536560][ T4962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  172.536561][ T4962]  _printk (kernel/printk/printk.c:2504)
[  172.536564][ T4962]  ? snapshot_read.cold (user.c:?)
[  172.536566][ T4962]  ? br_multicast_flood (??:?)
[  172.536569][ T4962]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  172.536572][ T4962]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  172.536573][ T4962]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  172.536575][ T4962]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  172.536578][ T4962]  br_init_port (net/bridge/br_stp_if.c:39)
[  172.536580][ T4962]  new_nbp (net/bridge/br_if.c:449)
[  172.536582][ T4962]  br_add_if (net/bridge/br_if.c:592)
[  172.536584][ T4962]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  172.536588][ T4962]  do_set_master (net/core/rtnetlink.c:3071)
[  172.536590][ T4962]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  172.536592][ T4962]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  172.536593][ T4962]  ? __dev_get_by_name (net/core/dev.c:905)
[  172.536595][ T4962]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  172.536599][ T4962]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  172.536602][ T4962]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  172.536604][ T4962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  172.536605][ T4962]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  172.536606][ T4962]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  172.536608][ T4962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  172.536610][ T4962]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  172.536612][ T4962]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  172.536614][ T4962]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  172.536616][ T4962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  172.536617][ T4962]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  172.536619][ T4962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  172.536620][ T4962]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  172.536622][ T4962]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  172.536623][ T4962]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  172.536625][ T4962]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  172.536626][ T4962]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  172.536630][ T4962]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  172.536640][ T4962]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  172.536642][ T4962]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  172.536643][ T4962]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  172.536645][ T4962]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  172.536648][ T4962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  172.536649][ T4962]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  172.536651][ T4962]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  172.536654][ T4962]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  172.536656][ T4962]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  172.536658][ T4962]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  172.536661][ T4962]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  172.536663][ T4962]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  172.536665][ T4962]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  172.536667][ T4962]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  172.536670][ T4962]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  172.536673][ T4962]  ____sys_sendmsg (net/socket.c:2713)
[  172.536675][ T4962]  ? copy_msghdr_from_user (net/socket.c:2650)
[  172.536676][ T4962]  ? sock_write_iter (net/socket.c:1269)
[  172.536678][ T4962]  ? move_addr_to_kernel (net/socket.c:258)
[  172.536680][ T4962]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  172.536682][ T4962]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  172.536685][ T4962]  ___sys_sendmsg (net/socket.c:2767)
[  172.536686][ T4962]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  172.536688][ T4962]  ? copy_msghdr_from_user (net/socket.c:2619)
[  172.536690][ T4962]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  172.536694][ T4962]  __sys_sendmsg (net/socket.c:2799)
[  172.536696][ T4962]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  172.536699][ T4962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  172.536700][ T4962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  172.536701][ T4962]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  172.536704][ T4962]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  172.536705][ T4962]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  172.536707][ T4962] RIP: 0033:0x7f41c2c9454e
[  172.536709][ T4962] 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
[  172.536712][ T4962] RSP: 002b:00007ffd6dbed860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  172.536715][ T4962] RAX: ffffffffffffffda RBX: 00007ffd6dbee028 RCX: 00007f41c2c9454e
[  172.536717][ T4962] RDX: 0000000000000000 RSI: 00007ffd6dbed910 RDI: 0000000000000005
[  172.536718][ T4962] RBP: 00007ffd6dbed870 R08: 0000000000000000 R09: 0000000000000000
[  172.536719][ T4962] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d39a
[  172.536720][ T4962] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd6dbedfe0
| [  178.082425][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  178.082427][   T70] Preemption disabled at:
| [  178.082428][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  178.082439][   T70] Tainted: [W]=WARN
[  178.082440][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  178.082442][   T70] Workqueue: netns cleanup_net
[  178.082448][   T70] Call Trace:
[  178.082449][   T70]  <TASK>
[  178.082451][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  178.082456][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  178.082458][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  178.082461][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  178.082464][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  178.082467][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  178.082470][   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))
[  178.082473][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  178.082476][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  178.082480][   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)
[  178.082482][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  178.082484][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  178.082486][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  178.082488][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  178.082490][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  178.082495][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  178.082497][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  178.082499][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  178.082501][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  178.082502][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  178.082504][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  178.082507][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  178.082509][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  178.082510][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  178.082511][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  178.082512][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  178.082514][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  178.082516][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  178.082519][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  178.082521][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  178.082523][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  178.082525][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  178.082527][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  178.082528][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  178.082530][   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)
[  178.082531][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  178.082533][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  178.082535][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  178.082536][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  178.082538][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  178.082539][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  178.082541][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  178.082545][   T70]  ? kthread (kernel/kthread.c:436)
[  178.082547][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  178.082554][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  178.082557][   T70]  _printk (kernel/printk/printk.c:2504)
[  178.082560][   T70]  ? snapshot_read.cold (user.c:?)
[  178.082562][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  178.082566][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  178.082568][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  178.082570][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  178.082573][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  178.082574][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  178.082575][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  178.082578][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  178.082580][   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)
[  178.082581][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  178.082583][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  178.082586][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  178.082590][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  178.082592][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  178.082594][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  178.082597][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  178.082598][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  178.082601][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  178.082603][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  178.082605][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  178.082607][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  178.082608][   T70]  process_one_work (kernel/workqueue.c:3387)
[  178.082611][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  178.082614][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  178.082616][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  178.082619][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  178.082621][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  178.082623][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  178.082625][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  178.082626][   T70]  kthread (kernel/kthread.c:436)
[  178.082628][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  178.082630][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  178.082632][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  178.082633][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  178.082635][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  178.082638][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  178.082640][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  179.275750][ T5085] softirqs last disabled at (0): 0x0
| [  179.275753][ T5085] Preemption disabled at:
| [  179.275753][ T5085] vprintk_emit (kernel/printk/printk.c:2471)
| [  179.275763][ T5085] Tainted: [W]=WARN
[  179.275764][ T5085] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  179.275766][ T5085] Call Trace:
[  179.275768][ T5085]  <TASK>
[  179.275769][ T5085]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  179.275775][ T5085]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  179.275776][ T5085]  __might_resched.cold (kernel/sched/core.c:9234)
[  179.275780][ T5085]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  179.275782][ T5085]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  179.275785][ T5085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  179.275788][ T5085]  __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))
[  179.275791][ T5085]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  179.275793][ T5085]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  179.275798][ T5085]  ? 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)
[  179.275800][ T5085]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  179.275803][ T5085]  put_chars (drivers/char/virtio_console.c:1176)
[  179.275805][ T5085]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  179.275806][ T5085]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  179.275809][ T5085]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  179.275814][ T5085]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  179.275815][ T5085]  ? vsnprintf (lib/vsprintf.c:2900)
[  179.275819][ T5085]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  179.275820][ T5085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  179.275821][ T5085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  179.275823][ T5085]  console_emit_next_record (kernel/printk/printk.c:3183)
[  179.275826][ T5085]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  179.275828][ T5085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  179.275829][ T5085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  179.275830][ T5085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  179.275831][ T5085]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  179.275834][ T5085]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  179.275835][ T5085]  console_flush_one_record (kernel/printk/printk.c:3268)
[  179.275838][ T5085]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  179.275841][ T5085]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  179.275842][ T5085]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  179.275844][ T5085]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  179.275846][ T5085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  179.275847][ T5085]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  179.275848][ T5085]  ? 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)
[  179.275850][ T5085]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  179.275851][ T5085]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  179.275853][ T5085]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  179.275855][ T5085]  vprintk_emit (kernel/printk/printk.c:2479)
[  179.275857][ T5085]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  179.275858][ T5085]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  179.275859][ T5085]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  179.275862][ T5085]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  179.275864][ T5085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  179.275865][ T5085]  _printk (kernel/printk/printk.c:2504)
[  179.275868][ T5085]  ? snapshot_read.cold (user.c:?)
[  179.275870][ T5085]  ? br_multicast_flood (??:?)
[  179.275874][ T5085]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  179.275876][ T5085]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  179.275877][ T5085]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  179.275879][ T5085]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  179.275882][ T5085]  br_init_port (net/bridge/br_stp_if.c:39)
[  179.275884][ T5085]  new_nbp (net/bridge/br_if.c:449)
[  179.275886][ T5085]  br_add_if (net/bridge/br_if.c:592)
[  179.275888][ T5085]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  179.275892][ T5085]  do_set_master (net/core/rtnetlink.c:3071)
[  179.275894][ T5085]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  179.275896][ T5085]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  179.275897][ T5085]  ? __dev_get_by_name (net/core/dev.c:905)
[  179.275899][ T5085]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  179.275903][ T5085]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  179.275905][ T5085]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  179.275907][ T5085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  179.275908][ T5085]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  179.275910][ T5085]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  179.275911][ T5085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  179.275913][ T5085]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  179.275915][ T5085]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  179.275917][ T5085]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  179.275919][ T5085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  179.275920][ T5085]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  179.275922][ T5085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  179.275923][ T5085]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  179.275924][ T5085]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  179.275926][ T5085]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  179.275927][ T5085]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  179.275929][ T5085]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  179.275933][ T5085]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  179.275936][ T5085]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  179.275937][ T5085]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  179.275939][ T5085]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  179.275940][ T5085]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  179.275943][ T5085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  179.275944][ T5085]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  179.275946][ T5085]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  179.275949][ T5085]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  179.275951][ T5085]  ? next_uptodate_folio (mm/filemap.c:3747)
[  179.275954][ T5085]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  179.275956][ T5085]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  179.275958][ T5085]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  179.275959][ T5085]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  179.275963][ T5085]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  179.275965][ T5085]  ____sys_sendmsg (net/socket.c:2713)
[  179.275967][ T5085]  ? copy_msghdr_from_user (net/socket.c:2650)
[  179.275969][ T5085]  ? sock_write_iter (net/socket.c:1269)
[  179.275970][ T5085]  ? move_addr_to_kernel (net/socket.c:258)
[  179.275973][ T5085]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  179.275975][ T5085]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  179.275977][ T5085]  ___sys_sendmsg (net/socket.c:2767)
[  179.275979][ T5085]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  179.275980][ T5085]  ? copy_msghdr_from_user (net/socket.c:2619)
[  179.275982][ T5085]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  179.275986][ T5085]  __sys_sendmsg (net/socket.c:2799)
[  179.275988][ T5085]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  179.275991][ T5085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  179.275992][ T5085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  179.275993][ T5085]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  179.275996][ T5085]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  179.275998][ T5085]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  179.276000][ T5085] RIP: 0033:0x7f53a442c54e
[  179.276002][ T5085] 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
[  179.276004][ T5085] RSP: 002b:00007ffdacf55120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  179.276008][ T5085] RAX: ffffffffffffffda RBX: 00007ffdacf558e8 RCX: 00007f53a442c54e
[  179.276010][ T5085] RDX: 0000000000000000 RSI: 00007ffdacf551d0 RDI: 0000000000000005
[  179.276011][ T5085] RBP: 00007ffdacf55130 R08: 0000000000000000 R09: 0000000000000000
[  179.276012][ T5085] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d3a1
[  179.276013][ T5085] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdacf558a0
| [  180.614514][ T5154] softirqs last disabled at (0): 0x0
| [  180.614516][ T5154] Preemption disabled at:
| [  180.614517][ T5154] vprintk_emit (kernel/printk/printk.c:2471)
| [  180.614527][ T5154] Tainted: [W]=WARN
[  180.614528][ T5154] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  180.614530][ T5154] Call Trace:
[  180.614532][ T5154]  <TASK>
[  180.614533][ T5154]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  180.614538][ T5154]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  180.614540][ T5154]  __might_resched.cold (kernel/sched/core.c:9234)
[  180.614545][ T5154]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  180.614549][ T5154]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.614554][ T5154]  __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))
[  180.614558][ T5154]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  180.614561][ T5154]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  180.614566][ T5154]  ? 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)
[  180.614568][ T5154]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  180.614570][ T5154]  put_chars (drivers/char/virtio_console.c:1176)
[  180.614572][ T5154]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  180.614573][ T5154]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  180.614576][ T5154]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  180.614578][ T5154]  ? pointer (lib/vsprintf.c:2577)
[  180.614581][ T5154]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  180.614586][ T5154]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  180.614588][ T5154]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  180.614590][ T5154]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  180.614592][ T5154]  console_emit_next_record (kernel/printk/printk.c:3183)
[  180.614595][ T5154]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  180.614597][ T5154]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.614598][ T5154]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.614599][ T5154]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.614600][ T5154]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  180.614602][ T5154]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  180.614604][ T5154]  console_flush_one_record (kernel/printk/printk.c:3268)
[  180.614607][ T5154]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  180.614610][ T5154]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  180.614612][ T5154]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  180.614613][ T5154]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  180.614615][ T5154]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.614616][ T5154]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  180.614618][ T5154]  ? 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)
[  180.614620][ T5154]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  180.614621][ T5154]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  180.614623][ T5154]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  180.614625][ T5154]  vprintk_emit (kernel/printk/printk.c:2479)
[  180.614626][ T5154]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  180.614628][ T5154]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  180.614630][ T5154]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  180.614634][ T5154]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  180.614636][ T5154]  _printk (kernel/printk/printk.c:2504)
[  180.614639][ T5154]  ? snapshot_read.cold (user.c:?)
[  180.614641][ T5154]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  180.614644][ T5154]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  180.614647][ T5154]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  180.614649][ T5154]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  180.614652][ T5154]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  180.614654][ T5154]  ? netdev_notice (net/core/dev.c:13194)
[  180.614656][ T5154]  ? 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)
[  180.614658][ T5154]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  180.614661][ T5154]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  180.614662][ T5154]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.614663][ T5154]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.614664][ T5154]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  180.614666][ T5154]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  180.614668][ T5154]  ? 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)
[  180.614669][ T5154]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  180.614670][ T5154]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  180.614672][ T5154]  ? register_netdev (net/core/dev.c:11618)
[  180.614673][ T5154]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  180.614675][ T5154]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  180.614678][ T5154]  ? __kernel_text_address (kernel/extable.c:79)
[  180.614680][ T5154]  ? write_profile (profile.c:?)
[  180.614683][ T5154]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  180.614687][ T5154]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  180.614689][ T5154]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  180.614690][ T5154]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  180.614691][ T5154]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.614692][ T5154]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  180.614696][ T5154]  ? kasan_save_stack (mm/kasan/common.c:58)
[  180.614698][ T5154]  ? kasan_save_stack (mm/kasan/common.c:57)
[  180.614699][ T5154]  ? kasan_save_track (mm/kasan/common.c:78)
[  180.614700][ T5154]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  180.614701][ T5154]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  180.614702][ T5154]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  180.614703][ T5154]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  180.614705][ T5154]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  180.614708][ T5154]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  180.614709][ T5154]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  180.614711][ T5154]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  180.614713][ T5154]  ? ____sys_sendmsg (net/socket.c:2713)
[  180.614715][ T5154]  ? ___sys_sendmsg (net/socket.c:2767)
[  180.614723][ T5154]  ? __sys_sendmsg (net/socket.c:2799)
[  180.614725][ T5154]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  180.614727][ T5154]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  180.614729][ T5154]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.614731][ T5154]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  180.614732][ T5154]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.614733][ T5154]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.614735][ T5154]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  180.614736][ T5154]  ? __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)
[  180.614737][ T5154]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  180.614738][ T5154]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  180.614740][ T5154]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  180.614741][ T5154]  ? nla_get_range_signed (lib/nlattr.c:270)
[  180.614744][ T5154]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.614746][ T5154]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  180.614748][ T5154]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  180.614750][ T5154]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.614751][ T5154]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  180.614752][ T5154]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  180.614754][ T5154]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.614755][ T5154]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  180.614758][ T5154]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  180.614759][ T5154]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  180.614760][ T5154]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.614761][ T5154]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  180.614765][ T5154]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  180.614767][ T5154]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.614768][ T5154]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  180.614770][ T5154]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.614771][ T5154]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  180.614772][ T5154]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  180.614774][ T5154]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  180.614775][ T5154]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  180.614777][ T5154]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  180.614779][ T5154]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  180.614781][ T5154]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  180.614782][ T5154]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  180.614784][ T5154]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  180.614786][ T5154]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  180.614789][ T5154]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.614790][ T5154]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  180.614792][ T5154]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  180.614795][ T5154]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  180.614796][ T5154]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  180.614798][ T5154]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  180.614801][ T5154]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  180.614802][ T5154]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  180.614804][ T5154]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  180.614805][ T5154]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  180.614809][ T5154]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  180.614811][ T5154]  ____sys_sendmsg (net/socket.c:2713)
[  180.614812][ T5154]  ? copy_msghdr_from_user (net/socket.c:2650)
[  180.614814][ T5154]  ? sock_write_iter (net/socket.c:1269)
[  180.614815][ T5154]  ? move_addr_to_kernel (net/socket.c:258)
[  180.614817][ T5154]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  180.614819][ T5154]  ___sys_sendmsg (net/socket.c:2767)
[  180.614821][ T5154]  ? copy_msghdr_from_user (net/socket.c:2619)
[  180.614826][ T5154]  __sys_sendmsg (net/socket.c:2799)
[  180.614828][ T5154]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  180.614831][ T5154]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.614833][ T5154]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  180.614834][ T5154]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  180.614836][ T5154]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  180.614838][ T5154] RIP: 0033:0x7ff9a7c3754e
[  180.614840][ T5154] 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
[  180.614842][ T5154] RSP: 002b:00007ffdaf0acce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  180.614846][ T5154] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007ff9a7c3754e
[  180.614847][ T5154] RDX: 0000000000000000 RSI: 00007ffdaf0acd90 RDI: 0000000000000005
[  180.614848][ T5154] RBP: 00007ffdaf0accf0 R08: 0000000000000000 R09: 0000000000000000
[  180.614849][ T5154] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d3a2
[  180.614850][ T5154] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdaf0ad450
| [  181.717956][ T5204] softirqs last disabled at (0): 0x0
| [  181.717958][ T5204] Preemption disabled at:
| [  181.717959][ T5204] vprintk_emit (kernel/printk/printk.c:2471)
| [  181.717969][ T5204] Tainted: [W]=WARN
[  181.717970][ T5204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  181.717972][ T5204] Call Trace:
[  181.717973][ T5204]  <TASK>
[  181.717974][ T5204]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  181.717980][ T5204]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  181.717981][ T5204]  __might_resched.cold (kernel/sched/core.c:9234)
[  181.717985][ T5204]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  181.717987][ T5204]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  181.717991][ T5204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  181.717993][ T5204]  __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))
[  181.717996][ T5204]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  181.717999][ T5204]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  181.718004][ T5204]  ? 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)
[  181.718006][ T5204]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  181.718009][ T5204]  put_chars (drivers/char/virtio_console.c:1176)
[  181.718010][ T5204]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  181.718012][ T5204]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  181.718015][ T5204]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  181.718019][ T5204]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  181.718021][ T5204]  ? vsnprintf (lib/vsprintf.c:2900)
[  181.718025][ T5204]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  181.718026][ T5204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  181.718027][ T5204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  181.718029][ T5204]  console_emit_next_record (kernel/printk/printk.c:3183)
[  181.718032][ T5204]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  181.718034][ T5204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  181.718035][ T5204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  181.718036][ T5204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  181.718037][ T5204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  181.718039][ T5204]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  181.718041][ T5204]  console_flush_one_record (kernel/printk/printk.c:3268)
[  181.718044][ T5204]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  181.718046][ T5204]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  181.718048][ T5204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  181.718050][ T5204]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  181.718052][ T5204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  181.718053][ T5204]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  181.718054][ T5204]  ? 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)
[  181.718056][ T5204]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  181.718057][ T5204]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  181.718059][ T5204]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  181.718061][ T5204]  vprintk_emit (kernel/printk/printk.c:2479)
[  181.718062][ T5204]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  181.718064][ T5204]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  181.718065][ T5204]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  181.718069][ T5204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  181.718070][ T5204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  181.718072][ T5204]  _printk (kernel/printk/printk.c:2504)
[  181.718075][ T5204]  ? snapshot_read.cold (user.c:?)
[  181.718077][ T5204]  ? br_multicast_flood (??:?)
[  181.718080][ T5204]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  181.718083][ T5204]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  181.718084][ T5204]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  181.718086][ T5204]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  181.718089][ T5204]  br_init_port (net/bridge/br_stp_if.c:39)
[  181.718091][ T5204]  new_nbp (net/bridge/br_if.c:449)
[  181.718093][ T5204]  br_add_if (net/bridge/br_if.c:592)
[  181.718095][ T5204]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  181.718099][ T5204]  do_set_master (net/core/rtnetlink.c:3071)
[  181.718101][ T5204]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  181.718103][ T5204]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  181.718104][ T5204]  ? __dev_get_by_name (net/core/dev.c:905)
[  181.718106][ T5204]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  181.718110][ T5204]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  181.718112][ T5204]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  181.718114][ T5204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  181.718116][ T5204]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  181.718117][ T5204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  181.718119][ T5204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  181.718120][ T5204]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  181.718122][ T5204]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  181.718124][ T5204]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  181.718127][ T5204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  181.718128][ T5204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  181.718130][ T5204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  181.718131][ T5204]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  181.718132][ T5204]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  181.718134][ T5204]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  181.718135][ T5204]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  181.718137][ T5204]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  181.718140][ T5204]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  181.718143][ T5204]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  181.718145][ T5204]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  181.718146][ T5204]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  181.718148][ T5204]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  181.718151][ T5204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  181.718152][ T5204]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  181.718154][ T5204]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  181.718156][ T5204]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  181.718158][ T5204]  ? next_uptodate_folio (mm/filemap.c:3747)
[  181.718161][ T5204]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  181.718164][ T5204]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  181.718166][ T5204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  181.718167][ T5204]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  181.718171][ T5204]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  181.718174][ T5204]  ____sys_sendmsg (net/socket.c:2713)
[  181.718175][ T5204]  ? copy_msghdr_from_user (net/socket.c:2650)
[  181.718177][ T5204]  ? sock_write_iter (net/socket.c:1269)
[  181.718179][ T5204]  ? move_addr_to_kernel (net/socket.c:258)
[  181.718181][ T5204]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  181.718183][ T5204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  181.718185][ T5204]  ___sys_sendmsg (net/socket.c:2767)
[  181.718187][ T5204]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  181.718189][ T5204]  ? copy_msghdr_from_user (net/socket.c:2619)
[  181.718191][ T5204]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  181.718195][ T5204]  __sys_sendmsg (net/socket.c:2799)
[  181.718197][ T5204]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  181.718200][ T5204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  181.718201][ T5204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  181.718202][ T5204]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  181.718205][ T5204]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  181.718207][ T5204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  181.718209][ T5204] RIP: 0033:0x7f4b5d73d54e
[  181.718211][ T5204] 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
[  181.718213][ T5204] RSP: 002b:00007fff926d37d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  181.718217][ T5204] RAX: ffffffffffffffda RBX: 00007fff926d3f98 RCX: 00007f4b5d73d54e
[  181.718218][ T5204] RDX: 0000000000000000 RSI: 00007fff926d3880 RDI: 0000000000000005
[  181.718219][ T5204] RBP: 00007fff926d37e0 R08: 0000000000000000 R09: 0000000000000000
[  181.718220][ T5204] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d3a4
[  181.718221][ T5204] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff926d3f50
| [  187.265420][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  187.265422][   T70] Preemption disabled at:
| [  187.265423][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  187.265434][   T70] Tainted: [W]=WARN
[  187.265435][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  187.265437][   T70] Workqueue: netns cleanup_net
[  187.265443][   T70] Call Trace:
[  187.265445][   T70]  <TASK>
[  187.265446][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  187.265452][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  187.265453][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  187.265457][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  187.265459][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  187.265463][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  187.265465][   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))
[  187.265468][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  187.265471][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  187.265476][   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)
[  187.265478][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  187.265480][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  187.265482][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  187.265484][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  187.265487][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  187.265491][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  187.265493][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  187.265495][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  187.265497][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  187.265498][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  187.265500][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  187.265503][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  187.265505][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  187.265506][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  187.265507][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  187.265508][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  187.265510][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  187.265512][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  187.265515][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  187.265517][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  187.265519][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  187.265521][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  187.265523][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  187.265524][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  187.265525][   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)
[  187.265527][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  187.265528][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  187.265530][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  187.265532][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  187.265534][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  187.265535][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  187.265536][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  187.265539][   T70]  ? kthread (kernel/kthread.c:436)
[  187.265541][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  187.265545][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  187.265549][   T70]  _printk (kernel/printk/printk.c:2504)
[  187.265557][   T70]  ? snapshot_read.cold (user.c:?)
[  187.265560][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  187.265564][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  187.265568][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  187.265570][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  187.265573][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  187.265574][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  187.265575][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  187.265578][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  187.265580][   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)
[  187.265582][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  187.265584][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  187.265587][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  187.265590][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  187.265593][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  187.265595][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  187.265597][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  187.265599][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  187.265602][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  187.265604][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  187.265606][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  187.265608][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  187.265609][   T70]  process_one_work (kernel/workqueue.c:3387)
[  187.265612][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  187.265615][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  187.265617][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  187.265620][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  187.265621][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  187.265623][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  187.265625][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  187.265627][   T70]  kthread (kernel/kthread.c:436)
[  187.265629][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  187.265630][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  187.265632][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  187.265634][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  187.265636][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  187.265639][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  187.265641][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  188.514490][ T5328] softirqs last disabled at (0): 0x0
| [  188.514492][ T5328] Preemption disabled at:
| [  188.514493][ T5328] vprintk_emit (kernel/printk/printk.c:2471)
| [  188.514503][ T5328] Tainted: [W]=WARN
[  188.514504][ T5328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  188.514506][ T5328] Call Trace:
[  188.514508][ T5328]  <TASK>
[  188.514509][ T5328]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  188.514514][ T5328]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  188.514515][ T5328]  __might_resched.cold (kernel/sched/core.c:9234)
[  188.514519][ T5328]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  188.514522][ T5328]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  188.514525][ T5328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  188.514528][ T5328]  __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))
[  188.514530][ T5328]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  188.514533][ T5328]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  188.514538][ T5328]  ? 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)
[  188.514540][ T5328]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  188.514544][ T5328]  put_chars (drivers/char/virtio_console.c:1176)
[  188.514547][ T5328]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  188.514550][ T5328]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  188.514555][ T5328]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  188.514560][ T5328]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  188.514562][ T5328]  ? vsnprintf (lib/vsprintf.c:2900)
[  188.514565][ T5328]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  188.514567][ T5328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  188.514568][ T5328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  188.514570][ T5328]  console_emit_next_record (kernel/printk/printk.c:3183)
[  188.514572][ T5328]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  188.514575][ T5328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  188.514576][ T5328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  188.514577][ T5328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  188.514578][ T5328]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  188.514580][ T5328]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  188.514582][ T5328]  console_flush_one_record (kernel/printk/printk.c:3268)
[  188.514585][ T5328]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  188.514588][ T5328]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  188.514589][ T5328]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  188.514591][ T5328]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  188.514593][ T5328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  188.514594][ T5328]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  188.514595][ T5328]  ? 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)
[  188.514597][ T5328]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  188.514598][ T5328]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  188.514601][ T5328]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  188.514602][ T5328]  vprintk_emit (kernel/printk/printk.c:2479)
[  188.514604][ T5328]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  188.514605][ T5328]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  188.514607][ T5328]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  188.514610][ T5328]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  188.514611][ T5328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  188.514613][ T5328]  _printk (kernel/printk/printk.c:2504)
[  188.514616][ T5328]  ? snapshot_read.cold (user.c:?)
[  188.514618][ T5328]  ? br_multicast_flood (??:?)
[  188.514621][ T5328]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  188.514624][ T5328]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  188.514625][ T5328]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  188.514627][ T5328]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  188.514630][ T5328]  br_init_port (net/bridge/br_stp_if.c:39)
[  188.514632][ T5328]  new_nbp (net/bridge/br_if.c:449)
[  188.514634][ T5328]  br_add_if (net/bridge/br_if.c:592)
[  188.514636][ T5328]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  188.514640][ T5328]  do_set_master (net/core/rtnetlink.c:3071)
[  188.514642][ T5328]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  188.514644][ T5328]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  188.514645][ T5328]  ? __dev_get_by_name (net/core/dev.c:905)
[  188.514647][ T5328]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  188.514651][ T5328]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  188.514653][ T5328]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  188.514655][ T5328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  188.514657][ T5328]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  188.514658][ T5328]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  188.514659][ T5328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  188.514661][ T5328]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  188.514663][ T5328]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  188.514665][ T5328]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  188.514668][ T5328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  188.514669][ T5328]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  188.514670][ T5328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  188.514671][ T5328]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  188.514673][ T5328]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  188.514674][ T5328]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  188.514676][ T5328]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  188.514677][ T5328]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  188.514681][ T5328]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  188.514684][ T5328]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  188.514686][ T5328]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  188.514687][ T5328]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  188.514689][ T5328]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  188.514692][ T5328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  188.514693][ T5328]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  188.514695][ T5328]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  188.514697][ T5328]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  188.514699][ T5328]  ? next_uptodate_folio (mm/filemap.c:3747)
[  188.514702][ T5328]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  188.514705][ T5328]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  188.514707][ T5328]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  188.514708][ T5328]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  188.514712][ T5328]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  188.514714][ T5328]  ____sys_sendmsg (net/socket.c:2713)
[  188.514716][ T5328]  ? copy_msghdr_from_user (net/socket.c:2650)
[  188.514718][ T5328]  ? sock_write_iter (net/socket.c:1269)
[  188.514720][ T5328]  ? move_addr_to_kernel (net/socket.c:258)
[  188.514722][ T5328]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  188.514724][ T5328]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  188.514726][ T5328]  ___sys_sendmsg (net/socket.c:2767)
[  188.514728][ T5328]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  188.514730][ T5328]  ? copy_msghdr_from_user (net/socket.c:2619)
[  188.514731][ T5328]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  188.514736][ T5328]  __sys_sendmsg (net/socket.c:2799)
[  188.514738][ T5328]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  188.514741][ T5328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  188.514742][ T5328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  188.514743][ T5328]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  188.514746][ T5328]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  188.514748][ T5328]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  188.514750][ T5328] RIP: 0033:0x7f13d826254e
[  188.514752][ T5328] 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
[  188.514754][ T5328] RSP: 002b:00007ffd0d1bd670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  188.514758][ T5328] RAX: ffffffffffffffda RBX: 00007ffd0d1bde38 RCX: 00007f13d826254e
[  188.514760][ T5328] RDX: 0000000000000000 RSI: 00007ffd0d1bd720 RDI: 0000000000000005
[  188.514761][ T5328] RBP: 00007ffd0d1bd680 R08: 0000000000000000 R09: 0000000000000000
[  188.514761][ T5328] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d3aa
[  188.514762][ T5328] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd0d1bddf0
| [  189.913792][ T5397] softirqs last disabled at (0): 0x0
| [  189.913794][ T5397] Preemption disabled at:
| [  189.913794][ T5397] vprintk_emit (kernel/printk/printk.c:2471)
| [  189.913805][ T5397] Tainted: [W]=WARN
[  189.913806][ T5397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  189.913808][ T5397] Call Trace:
[  189.913809][ T5397]  <TASK>
[  189.913816][ T5397]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  189.913821][ T5397]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  189.913823][ T5397]  __might_resched.cold (kernel/sched/core.c:9234)
[  189.913827][ T5397]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  189.913830][ T5397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  189.913833][ T5397]  __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))
[  189.913836][ T5397]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  189.913839][ T5397]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  189.913844][ T5397]  ? 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)
[  189.913845][ T5397]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  189.913848][ T5397]  put_chars (drivers/char/virtio_console.c:1176)
[  189.913850][ T5397]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  189.913851][ T5397]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  189.913854][ T5397]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  189.913856][ T5397]  ? pointer (lib/vsprintf.c:2577)
[  189.913859][ T5397]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  189.913864][ T5397]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  189.913866][ T5397]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  189.913868][ T5397]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  189.913870][ T5397]  console_emit_next_record (kernel/printk/printk.c:3183)
[  189.913873][ T5397]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  189.913875][ T5397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  189.913877][ T5397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  189.913878][ T5397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  189.913879][ T5397]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  189.913881][ T5397]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  189.913883][ T5397]  console_flush_one_record (kernel/printk/printk.c:3268)
[  189.913885][ T5397]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  189.913888][ T5397]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  189.913890][ T5397]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  189.913892][ T5397]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  189.913894][ T5397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  189.913895][ T5397]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  189.913896][ T5397]  ? 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)
[  189.913898][ T5397]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  189.913899][ T5397]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  189.913901][ T5397]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  189.913902][ T5397]  vprintk_emit (kernel/printk/printk.c:2479)
[  189.913904][ T5397]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  189.913906][ T5397]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  189.913908][ T5397]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  189.913911][ T5397]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  189.913913][ T5397]  _printk (kernel/printk/printk.c:2504)
[  189.913917][ T5397]  ? snapshot_read.cold (user.c:?)
[  189.913919][ T5397]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  189.913921][ T5397]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  189.913924][ T5397]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  189.913926][ T5397]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  189.913929][ T5397]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  189.913932][ T5397]  ? netdev_notice (net/core/dev.c:13194)
[  189.913934][ T5397]  ? 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)
[  189.913935][ T5397]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  189.913938][ T5397]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  189.913940][ T5397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  189.913941][ T5397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  189.913942][ T5397]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  189.913943][ T5397]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  189.913945][ T5397]  ? 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)
[  189.913946][ T5397]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  189.913948][ T5397]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  189.913949][ T5397]  ? register_netdev (net/core/dev.c:11618)
[  189.913951][ T5397]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  189.913953][ T5397]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  189.913955][ T5397]  ? __kernel_text_address (kernel/extable.c:79)
[  189.913957][ T5397]  ? write_profile (profile.c:?)
[  189.913960][ T5397]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  189.913964][ T5397]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  189.913966][ T5397]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  189.913967][ T5397]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  189.913968][ T5397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  189.913970][ T5397]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  189.913973][ T5397]  ? kasan_save_stack (mm/kasan/common.c:58)
[  189.913975][ T5397]  ? kasan_save_stack (mm/kasan/common.c:57)
[  189.913976][ T5397]  ? kasan_save_track (mm/kasan/common.c:78)
[  189.913977][ T5397]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  189.913978][ T5397]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  189.913980][ T5397]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  189.913981][ T5397]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  189.913982][ T5397]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  189.913985][ T5397]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  189.913987][ T5397]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  189.913988][ T5397]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  189.913991][ T5397]  ? ____sys_sendmsg (net/socket.c:2713)
[  189.913992][ T5397]  ? ___sys_sendmsg (net/socket.c:2767)
[  189.913994][ T5397]  ? __sys_sendmsg (net/socket.c:2799)
[  189.913995][ T5397]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  189.913998][ T5397]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  189.914000][ T5397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  189.914001][ T5397]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  189.914003][ T5397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  189.914004][ T5397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  189.914005][ T5397]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  189.914007][ T5397]  ? __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)
[  189.914008][ T5397]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  189.914009][ T5397]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  189.914011][ T5397]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  189.914012][ T5397]  ? nla_get_range_signed (lib/nlattr.c:270)
[  189.914015][ T5397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  189.914017][ T5397]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  189.914019][ T5397]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  189.914021][ T5397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  189.914022][ T5397]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  189.914023][ T5397]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  189.914025][ T5397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  189.914026][ T5397]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  189.914029][ T5397]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  189.914030][ T5397]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  189.914031][ T5397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  189.914032][ T5397]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  189.914035][ T5397]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  189.914038][ T5397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  189.914039][ T5397]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  189.914040][ T5397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  189.914042][ T5397]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  189.914043][ T5397]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  189.914045][ T5397]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  189.914046][ T5397]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  189.914048][ T5397]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  189.914050][ T5397]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  189.914052][ T5397]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  189.914053][ T5397]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  189.914055][ T5397]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  189.914056][ T5397]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  189.914060][ T5397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  189.914061][ T5397]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  189.914063][ T5397]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  189.914065][ T5397]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  189.914067][ T5397]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  189.914069][ T5397]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  189.914071][ T5397]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  189.914073][ T5397]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  189.914075][ T5397]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  189.914076][ T5397]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  189.914079][ T5397]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  189.914081][ T5397]  ____sys_sendmsg (net/socket.c:2713)
[  189.914083][ T5397]  ? copy_msghdr_from_user (net/socket.c:2650)
[  189.914085][ T5397]  ? sock_write_iter (net/socket.c:1269)
[  189.914086][ T5397]  ? move_addr_to_kernel (net/socket.c:258)
[  189.914088][ T5397]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  189.914091][ T5397]  ___sys_sendmsg (net/socket.c:2767)
[  189.914092][ T5397]  ? copy_msghdr_from_user (net/socket.c:2619)
[  189.914097][ T5397]  __sys_sendmsg (net/socket.c:2799)
[  189.914099][ T5397]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  189.914102][ T5397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  189.914104][ T5397]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  189.914106][ T5397]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  189.914108][ T5397]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  189.914109][ T5397] RIP: 0033:0x7f6bb4fb454e
[  189.914111][ T5397] 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
[  189.914113][ T5397] RSP: 002b:00007fff6eaeef30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  189.914117][ T5397] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f6bb4fb454e
[  189.914118][ T5397] RDX: 0000000000000000 RSI: 00007fff6eaeefe0 RDI: 0000000000000005
[  189.914119][ T5397] RBP: 00007fff6eaeef40 R08: 0000000000000000 R09: 0000000000000000
[  189.914120][ T5397] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d3ac
[  189.914121][ T5397] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff6eaef6a0
| [  191.017451][ T5447] softirqs last disabled at (0): 0x0
| [  191.017452][ T5447] Preemption disabled at:
| [  191.017453][ T5447] vprintk_emit (kernel/printk/printk.c:2471)
| [  191.017464][ T5447] Tainted: [W]=WARN
[  191.017465][ T5447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  191.017467][ T5447] Call Trace:
[  191.017468][ T5447]  <TASK>
[  191.017469][ T5447]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  191.017475][ T5447]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  191.017477][ T5447]  __might_resched.cold (kernel/sched/core.c:9234)
[  191.017481][ T5447]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  191.017483][ T5447]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  191.017486][ T5447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.017489][ T5447]  __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))
[  191.017492][ T5447]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  191.017495][ T5447]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  191.017500][ T5447]  ? 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)
[  191.017502][ T5447]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  191.017504][ T5447]  put_chars (drivers/char/virtio_console.c:1176)
[  191.017506][ T5447]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  191.017508][ T5447]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  191.017511][ T5447]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  191.017516][ T5447]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  191.017518][ T5447]  ? vsnprintf (lib/vsprintf.c:2900)
[  191.017521][ T5447]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  191.017523][ T5447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.017524][ T5447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.017525][ T5447]  console_emit_next_record (kernel/printk/printk.c:3183)
[  191.017528][ T5447]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  191.017530][ T5447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.017531][ T5447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.017532][ T5447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.017534][ T5447]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  191.017536][ T5447]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  191.017538][ T5447]  console_flush_one_record (kernel/printk/printk.c:3268)
[  191.017541][ T5447]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  191.017545][ T5447]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  191.017547][ T5447]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  191.017550][ T5447]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  191.017555][ T5447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.017556][ T5447]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  191.017558][ T5447]  ? 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)
[  191.017559][ T5447]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  191.017561][ T5447]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  191.017563][ T5447]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  191.017564][ T5447]  vprintk_emit (kernel/printk/printk.c:2479)
[  191.017566][ T5447]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  191.017567][ T5447]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  191.017569][ T5447]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  191.017572][ T5447]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  191.017574][ T5447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.017575][ T5447]  _printk (kernel/printk/printk.c:2504)
[  191.017578][ T5447]  ? snapshot_read.cold (user.c:?)
[  191.017580][ T5447]  ? br_multicast_flood (??:?)
[  191.017584][ T5447]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  191.017586][ T5447]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  191.017587][ T5447]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  191.017589][ T5447]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  191.017592][ T5447]  br_init_port (net/bridge/br_stp_if.c:39)
[  191.017594][ T5447]  new_nbp (net/bridge/br_if.c:449)
[  191.017597][ T5447]  br_add_if (net/bridge/br_if.c:592)
[  191.017598][ T5447]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  191.017603][ T5447]  do_set_master (net/core/rtnetlink.c:3071)
[  191.017604][ T5447]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  191.017606][ T5447]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  191.017608][ T5447]  ? __dev_get_by_name (net/core/dev.c:905)
[  191.017609][ T5447]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  191.017614][ T5447]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  191.017616][ T5447]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  191.017618][ T5447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.017620][ T5447]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  191.017621][ T5447]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  191.017623][ T5447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.017624][ T5447]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  191.017627][ T5447]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  191.017629][ T5447]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  191.017631][ T5447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.017632][ T5447]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  191.017634][ T5447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.017635][ T5447]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  191.017637][ T5447]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  191.017638][ T5447]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  191.017640][ T5447]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  191.017641][ T5447]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  191.017645][ T5447]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  191.017648][ T5447]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  191.017650][ T5447]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  191.017652][ T5447]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  191.017653][ T5447]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  191.017657][ T5447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.017658][ T5447]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  191.017660][ T5447]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  191.017662][ T5447]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  191.017664][ T5447]  ? next_uptodate_folio (mm/filemap.c:3747)
[  191.017668][ T5447]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  191.017670][ T5447]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  191.017672][ T5447]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  191.017674][ T5447]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  191.017677][ T5447]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  191.017680][ T5447]  ____sys_sendmsg (net/socket.c:2713)
[  191.017682][ T5447]  ? copy_msghdr_from_user (net/socket.c:2650)
[  191.017684][ T5447]  ? sock_write_iter (net/socket.c:1269)
[  191.017685][ T5447]  ? move_addr_to_kernel (net/socket.c:258)
[  191.017687][ T5447]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  191.017690][ T5447]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  191.017692][ T5447]  ___sys_sendmsg (net/socket.c:2767)
[  191.017693][ T5447]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  191.017695][ T5447]  ? copy_msghdr_from_user (net/socket.c:2619)
[  191.017697][ T5447]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  191.017702][ T5447]  __sys_sendmsg (net/socket.c:2799)
[  191.017704][ T5447]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  191.017707][ T5447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.017708][ T5447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.017709][ T5447]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  191.017712][ T5447]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  191.017714][ T5447]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  191.017716][ T5447] RIP: 0033:0x7f268736054e
[  191.017718][ T5447] 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
[  191.017720][ T5447] RSP: 002b:00007fff950efbb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  191.017724][ T5447] RAX: ffffffffffffffda RBX: 00007fff950f0378 RCX: 00007f268736054e
[  191.017726][ T5447] RDX: 0000000000000000 RSI: 00007fff950efc60 RDI: 0000000000000005
[  191.017727][ T5447] RBP: 00007fff950efbc0 R08: 0000000000000000 R09: 0000000000000000
[  191.017728][ T5447] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d3ad
[  191.017729][ T5447] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff950f0330
| [  204.569381][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  204.569384][   T70] Preemption disabled at:
| [  204.569385][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  204.569395][   T70] Tainted: [W]=WARN
[  204.569396][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  204.569398][   T70] Workqueue: netns cleanup_net
[  204.569404][   T70] Call Trace:
[  204.569406][   T70]  <TASK>
[  204.569408][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  204.569413][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  204.569415][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  204.569418][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  204.569420][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  204.569424][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  204.569426][   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))
[  204.569429][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  204.569432][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  204.569437][   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)
[  204.569439][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  204.569442][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  204.569443][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  204.569445][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  204.569448][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  204.569453][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  204.569454][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  204.569457][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  204.569459][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  204.569460][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  204.569461][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  204.569464][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  204.569466][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  204.569467][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  204.569468][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  204.569469][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  204.569472][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  204.569474][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  204.569476][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  204.569479][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  204.569481][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  204.569482][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  204.569484][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  204.569485][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  204.569487][   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)
[  204.569488][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  204.569490][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  204.569492][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  204.569493][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  204.569495][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  204.569496][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  204.569498][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  204.569501][   T70]  ? kthread (kernel/kthread.c:436)
[  204.569503][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  204.569505][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  204.569508][   T70]  _printk (kernel/printk/printk.c:2504)
[  204.569511][   T70]  ? snapshot_read.cold (user.c:?)
[  204.569513][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  204.569516][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  204.569518][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  204.569521][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  204.569523][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  204.569524][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  204.569526][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  204.569529][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  204.569530][   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)
[  204.569531][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  204.569534][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  204.569536][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  204.569540][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  204.569542][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  204.569546][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  204.569549][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  204.569555][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  204.569558][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  204.569560][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  204.569562][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  204.569564][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  204.569565][   T70]  process_one_work (kernel/workqueue.c:3387)
[  204.569568][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  204.569571][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  204.569573][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  204.569576][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  204.569578][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  204.569580][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  204.569582][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  204.569584][   T70]  kthread (kernel/kthread.c:436)
[  204.569585][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  204.569587][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  204.569589][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  204.569591][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  204.569593][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  204.569596][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  204.569598][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  206.912608][ T5783] softirqs last disabled at (0): 0x0
| [  206.912609][ T5783] Preemption disabled at:
| [  206.912610][ T5783] vprintk_emit (kernel/printk/printk.c:2471)
| [  206.912620][ T5783] Tainted: [W]=WARN
[  206.912621][ T5783] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  206.912623][ T5783] Call Trace:
[  206.912625][ T5783]  <TASK>
[  206.912626][ T5783]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  206.912632][ T5783]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  206.912633][ T5783]  __might_resched.cold (kernel/sched/core.c:9234)
[  206.912637][ T5783]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  206.912641][ T5783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  206.912643][ T5783]  __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))
[  206.912647][ T5783]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  206.912650][ T5783]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  206.912654][ T5783]  ? 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)
[  206.912656][ T5783]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  206.912659][ T5783]  put_chars (drivers/char/virtio_console.c:1176)
[  206.912660][ T5783]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  206.912661][ T5783]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  206.912664][ T5783]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  206.912666][ T5783]  ? pointer (lib/vsprintf.c:2577)
[  206.912669][ T5783]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  206.912674][ T5783]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  206.912676][ T5783]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  206.912678][ T5783]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  206.912680][ T5783]  console_emit_next_record (kernel/printk/printk.c:3183)
[  206.912683][ T5783]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  206.912685][ T5783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  206.912686][ T5783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  206.912687][ T5783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  206.912688][ T5783]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  206.912690][ T5783]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  206.912692][ T5783]  console_flush_one_record (kernel/printk/printk.c:3268)
[  206.912694][ T5783]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  206.912697][ T5783]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  206.912699][ T5783]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  206.912701][ T5783]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  206.912703][ T5783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  206.912703][ T5783]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  206.912705][ T5783]  ? 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)
[  206.912707][ T5783]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  206.912708][ T5783]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  206.912710][ T5783]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  206.912712][ T5783]  vprintk_emit (kernel/printk/printk.c:2479)
[  206.912713][ T5783]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  206.912715][ T5783]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  206.912717][ T5783]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  206.912720][ T5783]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  206.912723][ T5783]  _printk (kernel/printk/printk.c:2504)
[  206.912725][ T5783]  ? snapshot_read.cold (user.c:?)
[  206.912727][ T5783]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  206.912730][ T5783]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  206.912733][ T5783]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  206.912735][ T5783]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  206.912738][ T5783]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  206.912740][ T5783]  ? netdev_notice (net/core/dev.c:13194)
[  206.912742][ T5783]  ? 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)
[  206.912744][ T5783]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  206.912746][ T5783]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  206.912748][ T5783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  206.912749][ T5783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  206.912750][ T5783]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  206.912751][ T5783]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  206.912753][ T5783]  ? 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)
[  206.912754][ T5783]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  206.912756][ T5783]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  206.912757][ T5783]  ? register_netdev (net/core/dev.c:11618)
[  206.912759][ T5783]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  206.912761][ T5783]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  206.912763][ T5783]  ? __kernel_text_address (kernel/extable.c:79)
[  206.912766][ T5783]  ? write_profile (profile.c:?)
[  206.912769][ T5783]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  206.912772][ T5783]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  206.912774][ T5783]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  206.912776][ T5783]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  206.912777][ T5783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  206.912778][ T5783]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  206.912782][ T5783]  ? kasan_save_stack (mm/kasan/common.c:58)
[  206.912783][ T5783]  ? kasan_save_stack (mm/kasan/common.c:57)
[  206.912785][ T5783]  ? kasan_save_track (mm/kasan/common.c:78)
[  206.912786][ T5783]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  206.912787][ T5783]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  206.912788][ T5783]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  206.912789][ T5783]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  206.912790][ T5783]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  206.912793][ T5783]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  206.912795][ T5783]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  206.912796][ T5783]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  206.912799][ T5783]  ? ____sys_sendmsg (net/socket.c:2713)
[  206.912800][ T5783]  ? ___sys_sendmsg (net/socket.c:2767)
[  206.912802][ T5783]  ? __sys_sendmsg (net/socket.c:2799)
[  206.912804][ T5783]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  206.912806][ T5783]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  206.912808][ T5783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  206.912810][ T5783]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  206.912811][ T5783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  206.912812][ T5783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  206.912813][ T5783]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  206.912815][ T5783]  ? __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)
[  206.912816][ T5783]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  206.912817][ T5783]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  206.912818][ T5783]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  206.912819][ T5783]  ? nla_get_range_signed (lib/nlattr.c:270)
[  206.912823][ T5783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  206.912824][ T5783]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  206.912826][ T5783]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  206.912828][ T5783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  206.912829][ T5783]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  206.912831][ T5783]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  206.912832][ T5783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  206.912834][ T5783]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  206.912836][ T5783]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  206.912837][ T5783]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  206.912839][ T5783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  206.912840][ T5783]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  206.912843][ T5783]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  206.912846][ T5783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  206.912847][ T5783]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  206.912848][ T5783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  206.912850][ T5783]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  206.912851][ T5783]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  206.912852][ T5783]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  206.912854][ T5783]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  206.912855][ T5783]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  206.912858][ T5783]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  206.912859][ T5783]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  206.912861][ T5783]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  206.912863][ T5783]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  206.912864][ T5783]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  206.912867][ T5783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  206.912869][ T5783]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  206.912870][ T5783]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  206.912873][ T5783]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  206.912874][ T5783]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  206.912876][ T5783]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  206.912878][ T5783]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  206.912880][ T5783]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  206.912882][ T5783]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  206.912883][ T5783]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  206.912886][ T5783]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  206.912888][ T5783]  ____sys_sendmsg (net/socket.c:2713)
[  206.912890][ T5783]  ? copy_msghdr_from_user (net/socket.c:2650)
[  206.912892][ T5783]  ? sock_write_iter (net/socket.c:1269)
[  206.912893][ T5783]  ? move_addr_to_kernel (net/socket.c:258)
[  206.912895][ T5783]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  206.912897][ T5783]  ___sys_sendmsg (net/socket.c:2767)
[  206.912899][ T5783]  ? copy_msghdr_from_user (net/socket.c:2619)
[  206.912904][ T5783]  __sys_sendmsg (net/socket.c:2799)
[  206.912906][ T5783]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  206.912909][ T5783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  206.912910][ T5783]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  206.912912][ T5783]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  206.912914][ T5783]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  206.912915][ T5783] RIP: 0033:0x7f008401654e
[  206.912917][ T5783] 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
[  206.912920][ T5783] RSP: 002b:00007ffece3f2190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  206.912923][ T5783] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f008401654e
[  206.912925][ T5783] RDX: 0000000000000000 RSI: 00007ffece3f2240 RDI: 0000000000000005
[  206.912926][ T5783] RBP: 00007ffece3f21a0 R08: 0000000000000000 R09: 0000000000000000
[  206.912927][ T5783] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d3bd
[  206.912928][ T5783] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffece3f2900
| [  208.078719][ T5857] softirqs last disabled at (0): 0x0
| [  208.078721][ T5857] Preemption disabled at:
| [  208.078721][ T5857] vprintk_emit (kernel/printk/printk.c:2471)
| [  208.078732][ T5857] Tainted: [W]=WARN
[  208.078733][ T5857] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  208.078735][ T5857] Call Trace:
[  208.078736][ T5857]  <TASK>
[  208.078738][ T5857]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  208.078743][ T5857]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  208.078745][ T5857]  __might_resched.cold (kernel/sched/core.c:9234)
[  208.078749][ T5857]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  208.078751][ T5857]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  208.078754][ T5857]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  208.078757][ T5857]  __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))
[  208.078760][ T5857]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  208.078763][ T5857]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  208.078768][ T5857]  ? 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)
[  208.078769][ T5857]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  208.078772][ T5857]  put_chars (drivers/char/virtio_console.c:1176)
[  208.078774][ T5857]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  208.078776][ T5857]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  208.078779][ T5857]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  208.078783][ T5857]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  208.078785][ T5857]  ? vsnprintf (lib/vsprintf.c:2900)
[  208.078789][ T5857]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  208.078790][ T5857]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  208.078791][ T5857]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  208.078793][ T5857]  console_emit_next_record (kernel/printk/printk.c:3183)
[  208.078796][ T5857]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  208.078799][ T5857]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  208.078800][ T5857]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  208.078801][ T5857]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  208.078802][ T5857]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  208.078804][ T5857]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  208.078806][ T5857]  console_flush_one_record (kernel/printk/printk.c:3268)
[  208.078809][ T5857]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  208.078812][ T5857]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  208.078814][ T5857]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  208.078815][ T5857]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  208.078817][ T5857]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  208.078818][ T5857]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  208.078820][ T5857]  ? 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)
[  208.078821][ T5857]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  208.078823][ T5857]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  208.078825][ T5857]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  208.078826][ T5857]  vprintk_emit (kernel/printk/printk.c:2479)
[  208.078828][ T5857]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  208.078829][ T5857]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  208.078831][ T5857]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  208.078834][ T5857]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  208.078836][ T5857]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  208.078838][ T5857]  _printk (kernel/printk/printk.c:2504)
[  208.078841][ T5857]  ? snapshot_read.cold (user.c:?)
[  208.078843][ T5857]  ? br_multicast_flood (??:?)
[  208.078846][ T5857]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  208.078849][ T5857]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  208.078850][ T5857]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  208.078852][ T5857]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  208.078855][ T5857]  br_init_port (net/bridge/br_stp_if.c:39)
[  208.078857][ T5857]  new_nbp (net/bridge/br_if.c:449)
[  208.078860][ T5857]  br_add_if (net/bridge/br_if.c:592)
[  208.078862][ T5857]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  208.078866][ T5857]  do_set_master (net/core/rtnetlink.c:3071)
[  208.078868][ T5857]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  208.078869][ T5857]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  208.078871][ T5857]  ? __dev_get_by_name (net/core/dev.c:905)
[  208.078873][ T5857]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  208.078877][ T5857]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  208.078880][ T5857]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  208.078882][ T5857]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  208.078883][ T5857]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  208.078884][ T5857]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  208.078886][ T5857]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  208.078887][ T5857]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  208.078890][ T5857]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  208.078892][ T5857]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  208.078894][ T5857]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  208.078896][ T5857]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  208.078897][ T5857]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  208.078899][ T5857]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  208.078900][ T5857]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  208.078902][ T5857]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  208.078903][ T5857]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  208.078905][ T5857]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  208.078909][ T5857]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  208.078912][ T5857]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  208.078913][ T5857]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  208.078915][ T5857]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  208.078917][ T5857]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  208.078920][ T5857]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  208.078921][ T5857]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  208.078923][ T5857]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  208.078925][ T5857]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  208.078927][ T5857]  ? next_uptodate_folio (mm/filemap.c:3747)
[  208.078931][ T5857]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  208.078933][ T5857]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  208.078935][ T5857]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  208.078937][ T5857]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  208.078940][ T5857]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  208.078943][ T5857]  ____sys_sendmsg (net/socket.c:2713)
[  208.078945][ T5857]  ? copy_msghdr_from_user (net/socket.c:2650)
[  208.078947][ T5857]  ? sock_write_iter (net/socket.c:1269)
[  208.078949][ T5857]  ? move_addr_to_kernel (net/socket.c:258)
[  208.078951][ T5857]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  208.078953][ T5857]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  208.078955][ T5857]  ___sys_sendmsg (net/socket.c:2767)
[  208.078957][ T5857]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  208.078959][ T5857]  ? copy_msghdr_from_user (net/socket.c:2619)
[  208.078961][ T5857]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  208.078966][ T5857]  __sys_sendmsg (net/socket.c:2799)
[  208.078968][ T5857]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  208.078970][ T5857]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  208.078972][ T5857]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  208.078973][ T5857]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  208.078982][ T5857]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  208.078984][ T5857]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  208.078986][ T5857] RIP: 0033:0x7f457c79454e
[  208.078988][ T5857] 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
[  208.078991][ T5857] RSP: 002b:00007fff5c6e5160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  208.078995][ T5857] RAX: ffffffffffffffda RBX: 00007fff5c6e5928 RCX: 00007f457c79454e
[  208.078996][ T5857] RDX: 0000000000000000 RSI: 00007fff5c6e5210 RDI: 0000000000000005
[  208.078997][ T5857] RBP: 00007fff5c6e5170 R08: 0000000000000000 R09: 0000000000000000
[  208.078998][ T5857] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d3be
[  208.078999][ T5857] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff5c6e58e0
| [  209.287570][ T5919] softirqs last disabled at (0): 0x0
| [  209.287572][ T5919] Preemption disabled at:
| [  209.287573][ T5919] vprintk_emit (kernel/printk/printk.c:2471)
| [  209.287583][ T5919] Tainted: [W]=WARN
[  209.287584][ T5919] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  209.287586][ T5919] Call Trace:
[  209.287588][ T5919]  <TASK>
[  209.287589][ T5919]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  209.287594][ T5919]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  209.287596][ T5919]  __might_resched.cold (kernel/sched/core.c:9234)
[  209.287600][ T5919]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  209.287602][ T5919]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  209.287606][ T5919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.287608][ T5919]  __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))
[  209.287611][ T5919]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  209.287614][ T5919]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  209.287619][ T5919]  ? 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)
[  209.287621][ T5919]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  209.287624][ T5919]  put_chars (drivers/char/virtio_console.c:1176)
[  209.287625][ T5919]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  209.287627][ T5919]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  209.287630][ T5919]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  209.287635][ T5919]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  209.287637][ T5919]  ? vsnprintf (lib/vsprintf.c:2900)
[  209.287640][ T5919]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  209.287641][ T5919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.287643][ T5919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.287644][ T5919]  console_emit_next_record (kernel/printk/printk.c:3183)
[  209.287647][ T5919]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  209.287649][ T5919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.287650][ T5919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.287651][ T5919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.287653][ T5919]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  209.287655][ T5919]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  209.287657][ T5919]  console_flush_one_record (kernel/printk/printk.c:3268)
[  209.287660][ T5919]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  209.287663][ T5919]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  209.287665][ T5919]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  209.287666][ T5919]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  209.287668][ T5919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.287669][ T5919]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  209.287671][ T5919]  ? 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)
[  209.287672][ T5919]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  209.287674][ T5919]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  209.287676][ T5919]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  209.287677][ T5919]  vprintk_emit (kernel/printk/printk.c:2479)
[  209.287679][ T5919]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  209.287680][ T5919]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  209.287682][ T5919]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  209.287685][ T5919]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  209.287687][ T5919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.287688][ T5919]  _printk (kernel/printk/printk.c:2504)
[  209.287691][ T5919]  ? snapshot_read.cold (user.c:?)
[  209.287693][ T5919]  ? br_multicast_flood (??:?)
[  209.287697][ T5919]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  209.287699][ T5919]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  209.287701][ T5919]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  209.287703][ T5919]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  209.287706][ T5919]  br_init_port (net/bridge/br_stp_if.c:39)
[  209.287708][ T5919]  new_nbp (net/bridge/br_if.c:449)
[  209.287710][ T5919]  br_add_if (net/bridge/br_if.c:592)
[  209.287712][ T5919]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  209.287716][ T5919]  do_set_master (net/core/rtnetlink.c:3071)
[  209.287718][ T5919]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  209.287720][ T5919]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  209.287721][ T5919]  ? __dev_get_by_name (net/core/dev.c:905)
[  209.287723][ T5919]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  209.287727][ T5919]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  209.287730][ T5919]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  209.287732][ T5919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.287733][ T5919]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  209.287734][ T5919]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  209.287736][ T5919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.287737][ T5919]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  209.287740][ T5919]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  209.287742][ T5919]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  209.287744][ T5919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.287745][ T5919]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  209.287747][ T5919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.287748][ T5919]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  209.287749][ T5919]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  209.287751][ T5919]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  209.287753][ T5919]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  209.287754][ T5919]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  209.287758][ T5919]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  209.287761][ T5919]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  209.287763][ T5919]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  209.287764][ T5919]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  209.287766][ T5919]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  209.287769][ T5919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.287770][ T5919]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  209.287772][ T5919]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  209.287775][ T5919]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  209.287777][ T5919]  ? next_uptodate_folio (mm/filemap.c:3747)
[  209.287780][ T5919]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  209.287782][ T5919]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  209.287784][ T5919]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  209.287786][ T5919]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  209.287789][ T5919]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  209.287793][ T5919]  ____sys_sendmsg (net/socket.c:2713)
[  209.287794][ T5919]  ? copy_msghdr_from_user (net/socket.c:2650)
[  209.287796][ T5919]  ? sock_write_iter (net/socket.c:1269)
[  209.287798][ T5919]  ? move_addr_to_kernel (net/socket.c:258)
[  209.287800][ T5919]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  209.287802][ T5919]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  209.287804][ T5919]  ___sys_sendmsg (net/socket.c:2767)
[  209.287806][ T5919]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  209.287808][ T5919]  ? copy_msghdr_from_user (net/socket.c:2619)
[  209.287810][ T5919]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  209.287814][ T5919]  __sys_sendmsg (net/socket.c:2799)
[  209.287816][ T5919]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  209.287819][ T5919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.287820][ T5919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.287822][ T5919]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  209.287824][ T5919]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  209.287826][ T5919]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  209.287828][ T5919] RIP: 0033:0x7f8646f5954e
[  209.287830][ T5919] 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
[  209.287833][ T5919] RSP: 002b:00007ffc0e5c14e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  209.287837][ T5919] RAX: ffffffffffffffda RBX: 00007ffc0e5c1ca8 RCX: 00007f8646f5954e
[  209.287838][ T5919] RDX: 0000000000000000 RSI: 00007ffc0e5c1590 RDI: 0000000000000005
[  209.287839][ T5919] RBP: 00007ffc0e5c14f0 R08: 0000000000000000 R09: 0000000000000000
[  209.287840][ T5919] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d3bf
[  209.287841][ T5919] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc0e5c1c60
| [  304.372138][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  304.372140][   T70] Preemption disabled at:
| [  304.372141][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  304.372153][   T70] Tainted: [W]=WARN
[  304.372154][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  304.372156][   T70] Workqueue: netns cleanup_net
[  304.372162][   T70] Call Trace:
[  304.372163][   T70]  <TASK>
[  304.372165][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  304.372170][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  304.372172][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  304.372176][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  304.372178][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  304.372181][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  304.372184][   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))
[  304.372187][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  304.372190][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  304.372195][   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)
[  304.372197][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  304.372200][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  304.372202][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  304.372203][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  304.372206][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  304.372211][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  304.372213][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  304.372215][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  304.372217][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  304.372218][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  304.372220][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  304.372223][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  304.372225][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  304.372226][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  304.372227][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  304.372228][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  304.372231][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  304.372233][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  304.372235][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  304.372238][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  304.372240][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  304.372242][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  304.372244][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  304.372245][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  304.372247][   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)
[  304.372248][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  304.372250][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  304.372252][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  304.372253][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  304.372255][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  304.372257][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  304.372258][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  304.372261][   T70]  ? kthread (kernel/kthread.c:436)
[  304.372263][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  304.372266][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  304.372269][   T70]  _printk (kernel/printk/printk.c:2504)
[  304.372272][   T70]  ? snapshot_read.cold (user.c:?)
[  304.372274][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  304.372277][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  304.372280][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  304.372282][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  304.372285][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  304.372286][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  304.372287][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  304.372291][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  304.372292][   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)
[  304.372294][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  304.372296][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  304.372299][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  304.372302][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  304.372305][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  304.372307][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  304.372310][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  304.372311][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  304.372314][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  304.372316][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  304.372318][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  304.372320][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  304.372321][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  304.372323][   T70]  process_one_work (kernel/workqueue.c:3387)
[  304.372326][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  304.372329][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  304.372332][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  304.372334][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  304.372336][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  304.372338][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  304.372340][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  304.372342][   T70]  kthread (kernel/kthread.c:436)
[  304.372344][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  304.372346][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  304.372348][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  304.372350][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  304.372352][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  304.372355][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  304.372357][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  306.785452][ T6593] softirqs last disabled at (0): 0x0
| [  306.785454][ T6593] Preemption disabled at:
| [  306.785455][ T6593] vprintk_emit (kernel/printk/printk.c:2471)
| [  306.785465][ T6593] Tainted: [W]=WARN
[  306.785466][ T6593] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  306.785468][ T6593] Call Trace:
[  306.785469][ T6593]  <TASK>
[  306.785470][ T6593]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  306.785476][ T6593]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  306.785477][ T6593]  __might_resched.cold (kernel/sched/core.c:9234)
[  306.785481][ T6593]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  306.785485][ T6593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  306.785487][ T6593]  __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))
[  306.785490][ T6593]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  306.785493][ T6593]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  306.785498][ T6593]  ? 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)
[  306.785500][ T6593]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  306.785503][ T6593]  put_chars (drivers/char/virtio_console.c:1176)
[  306.785504][ T6593]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  306.785506][ T6593]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  306.785508][ T6593]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  306.785510][ T6593]  ? pointer (lib/vsprintf.c:2577)
[  306.785514][ T6593]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  306.785518][ T6593]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  306.785520][ T6593]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  306.785522][ T6593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  306.785524][ T6593]  console_emit_next_record (kernel/printk/printk.c:3183)
[  306.785527][ T6593]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  306.785529][ T6593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  306.785530][ T6593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  306.785531][ T6593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  306.785532][ T6593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  306.785534][ T6593]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  306.785536][ T6593]  console_flush_one_record (kernel/printk/printk.c:3268)
[  306.785539][ T6593]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  306.785542][ T6593]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  306.785545][ T6593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  306.785547][ T6593]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  306.785550][ T6593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  306.785554][ T6593]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  306.785556][ T6593]  ? 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)
[  306.785557][ T6593]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  306.785559][ T6593]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  306.785561][ T6593]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  306.785562][ T6593]  vprintk_emit (kernel/printk/printk.c:2479)
[  306.785564][ T6593]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  306.785565][ T6593]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  306.785568][ T6593]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  306.785570][ T6593]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  306.785573][ T6593]  _printk (kernel/printk/printk.c:2504)
[  306.785576][ T6593]  ? snapshot_read.cold (user.c:?)
[  306.785578][ T6593]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  306.785580][ T6593]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  306.785583][ T6593]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  306.785585][ T6593]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  306.785588][ T6593]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  306.785590][ T6593]  ? netdev_notice (net/core/dev.c:13194)
[  306.785593][ T6593]  ? 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)
[  306.785594][ T6593]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  306.785597][ T6593]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  306.785598][ T6593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  306.785600][ T6593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  306.785601][ T6593]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  306.785602][ T6593]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  306.785604][ T6593]  ? 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)
[  306.785605][ T6593]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  306.785606][ T6593]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  306.785608][ T6593]  ? register_netdev (net/core/dev.c:11618)
[  306.785609][ T6593]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  306.785612][ T6593]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  306.785614][ T6593]  ? __kernel_text_address (kernel/extable.c:79)
[  306.785617][ T6593]  ? write_profile (profile.c:?)
[  306.785620][ T6593]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  306.785623][ T6593]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  306.785625][ T6593]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  306.785626][ T6593]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  306.785628][ T6593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  306.785629][ T6593]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  306.785632][ T6593]  ? kasan_save_stack (mm/kasan/common.c:58)
[  306.785634][ T6593]  ? kasan_save_stack (mm/kasan/common.c:57)
[  306.785635][ T6593]  ? kasan_save_track (mm/kasan/common.c:78)
[  306.785636][ T6593]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  306.785637][ T6593]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  306.785638][ T6593]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  306.785639][ T6593]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  306.785641][ T6593]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  306.785644][ T6593]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  306.785645][ T6593]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  306.785647][ T6593]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  306.785650][ T6593]  ? ____sys_sendmsg (net/socket.c:2713)
[  306.785651][ T6593]  ? ___sys_sendmsg (net/socket.c:2767)
[  306.785653][ T6593]  ? __sys_sendmsg (net/socket.c:2799)
[  306.785654][ T6593]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  306.785656][ T6593]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  306.785659][ T6593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  306.785660][ T6593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  306.785662][ T6593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  306.785663][ T6593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  306.785664][ T6593]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  306.785665][ T6593]  ? __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)
[  306.785667][ T6593]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  306.785668][ T6593]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  306.785669][ T6593]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  306.785670][ T6593]  ? nla_get_range_signed (lib/nlattr.c:270)
[  306.785674][ T6593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  306.785675][ T6593]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  306.785677][ T6593]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  306.785679][ T6593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  306.785680][ T6593]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  306.785681][ T6593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  306.785683][ T6593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  306.785684][ T6593]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  306.785687][ T6593]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  306.785688][ T6593]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  306.785690][ T6593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  306.785691][ T6593]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  306.785694][ T6593]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  306.785697][ T6593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  306.785698][ T6593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  306.785699][ T6593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  306.785700][ T6593]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  306.785702][ T6593]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  306.785704][ T6593]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  306.785705][ T6593]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  306.785707][ T6593]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  306.785709][ T6593]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  306.785711][ T6593]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  306.785712][ T6593]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  306.785714][ T6593]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  306.785715][ T6593]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  306.785718][ T6593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  306.785720][ T6593]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  306.785722][ T6593]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  306.785724][ T6593]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  306.785726][ T6593]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  306.785728][ T6593]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  306.785730][ T6593]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  306.785731][ T6593]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  306.785733][ T6593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  306.785734][ T6593]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  306.785738][ T6593]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  306.785739][ T6593]  ____sys_sendmsg (net/socket.c:2713)
[  306.785741][ T6593]  ? copy_msghdr_from_user (net/socket.c:2650)
[  306.785743][ T6593]  ? sock_write_iter (net/socket.c:1269)
[  306.785744][ T6593]  ? move_addr_to_kernel (net/socket.c:258)
[  306.785746][ T6593]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  306.785748][ T6593]  ___sys_sendmsg (net/socket.c:2767)
[  306.785750][ T6593]  ? copy_msghdr_from_user (net/socket.c:2619)
[  306.785755][ T6593]  __sys_sendmsg (net/socket.c:2799)
[  306.785757][ T6593]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  306.785760][ T6593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  306.785761][ T6593]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  306.785763][ T6593]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  306.785765][ T6593]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  306.785766][ T6593] RIP: 0033:0x7f50c652554e
[  306.785768][ T6593] 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
[  306.785770][ T6593] RSP: 002b:00007fffe5f0c390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  306.785774][ T6593] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f50c652554e
[  306.785776][ T6593] RDX: 0000000000000000 RSI: 00007fffe5f0c440 RDI: 0000000000000005
[  306.785777][ T6593] RBP: 00007fffe5f0c3a0 R08: 0000000000000000 R09: 0000000000000000
[  306.785778][ T6593] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d421
[  306.785778][ T6593] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffe5f0cb00
| [  307.955095][ T6667] softirqs last disabled at (0): 0x0
| [  307.955097][ T6667] Preemption disabled at:
| [  307.955098][ T6667] vprintk_emit (kernel/printk/printk.c:2471)
| [  307.955108][ T6667] Tainted: [W]=WARN
[  307.955109][ T6667] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  307.955111][ T6667] Call Trace:
[  307.955113][ T6667]  <TASK>
[  307.955114][ T6667]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  307.955119][ T6667]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  307.955121][ T6667]  __might_resched.cold (kernel/sched/core.c:9234)
[  307.955124][ T6667]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  307.955127][ T6667]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  307.955130][ T6667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  307.955133][ T6667]  __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))
[  307.955135][ T6667]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  307.955138][ T6667]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  307.955143][ T6667]  ? 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)
[  307.955145][ T6667]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  307.955148][ T6667]  put_chars (drivers/char/virtio_console.c:1176)
[  307.955150][ T6667]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  307.955151][ T6667]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  307.955154][ T6667]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  307.955159][ T6667]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  307.955160][ T6667]  ? vsnprintf (lib/vsprintf.c:2900)
[  307.955164][ T6667]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  307.955165][ T6667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  307.955167][ T6667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  307.955169][ T6667]  console_emit_next_record (kernel/printk/printk.c:3183)
[  307.955171][ T6667]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  307.955173][ T6667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  307.955175][ T6667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  307.955176][ T6667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  307.955177][ T6667]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  307.955179][ T6667]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  307.955181][ T6667]  console_flush_one_record (kernel/printk/printk.c:3268)
[  307.955183][ T6667]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  307.955186][ T6667]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  307.955188][ T6667]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  307.955190][ T6667]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  307.955192][ T6667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  307.955193][ T6667]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  307.955194][ T6667]  ? 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)
[  307.955196][ T6667]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  307.955197][ T6667]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  307.955199][ T6667]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  307.955201][ T6667]  vprintk_emit (kernel/printk/printk.c:2479)
[  307.955203][ T6667]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  307.955204][ T6667]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  307.955206][ T6667]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  307.955209][ T6667]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  307.955210][ T6667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  307.955212][ T6667]  _printk (kernel/printk/printk.c:2504)
[  307.955215][ T6667]  ? snapshot_read.cold (user.c:?)
[  307.955217][ T6667]  ? br_multicast_flood (??:?)
[  307.955220][ T6667]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  307.955223][ T6667]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  307.955224][ T6667]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  307.955226][ T6667]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  307.955229][ T6667]  br_init_port (net/bridge/br_stp_if.c:39)
[  307.955231][ T6667]  new_nbp (net/bridge/br_if.c:449)
[  307.955233][ T6667]  br_add_if (net/bridge/br_if.c:592)
[  307.955235][ T6667]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  307.955239][ T6667]  do_set_master (net/core/rtnetlink.c:3071)
[  307.955241][ T6667]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  307.955243][ T6667]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  307.955244][ T6667]  ? __dev_get_by_name (net/core/dev.c:905)
[  307.955246][ T6667]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  307.955251][ T6667]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  307.955253][ T6667]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  307.955255][ T6667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  307.955257][ T6667]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  307.955258][ T6667]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  307.955260][ T6667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  307.955261][ T6667]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  307.955264][ T6667]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  307.955266][ T6667]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  307.955268][ T6667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  307.955269][ T6667]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  307.955271][ T6667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  307.955272][ T6667]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  307.955274][ T6667]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  307.955275][ T6667]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  307.955277][ T6667]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  307.955278][ T6667]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  307.955282][ T6667]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  307.955285][ T6667]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  307.955287][ T6667]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  307.955288][ T6667]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  307.955290][ T6667]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  307.955293][ T6667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  307.955294][ T6667]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  307.955296][ T6667]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  307.955299][ T6667]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  307.955301][ T6667]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  307.955303][ T6667]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  307.955306][ T6667]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  307.955309][ T6667]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  307.955311][ T6667]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  307.955312][ T6667]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  307.955316][ T6667]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  307.955319][ T6667]  ____sys_sendmsg (net/socket.c:2713)
[  307.955320][ T6667]  ? copy_msghdr_from_user (net/socket.c:2650)
[  307.955322][ T6667]  ? sock_write_iter (net/socket.c:1269)
[  307.955324][ T6667]  ? move_addr_to_kernel (net/socket.c:258)
[  307.955326][ T6667]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  307.955329][ T6667]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  307.955331][ T6667]  ___sys_sendmsg (net/socket.c:2767)
[  307.955332][ T6667]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  307.955334][ T6667]  ? copy_msghdr_from_user (net/socket.c:2619)
[  307.955336][ T6667]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  307.955340][ T6667]  __sys_sendmsg (net/socket.c:2799)
[  307.955342][ T6667]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  307.955345][ T6667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  307.955346][ T6667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  307.955348][ T6667]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  307.955350][ T6667]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  307.955352][ T6667]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  307.955354][ T6667] RIP: 0033:0x7f401423e54e
[  307.955356][ T6667] 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
[  307.955359][ T6667] RSP: 002b:00007ffcc0cd9bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  307.955363][ T6667] RAX: ffffffffffffffda RBX: 00007ffcc0cda3b8 RCX: 00007f401423e54e
[  307.955364][ T6667] RDX: 0000000000000000 RSI: 00007ffcc0cd9ca0 RDI: 0000000000000005
[  307.955365][ T6667] RBP: 00007ffcc0cd9c00 R08: 0000000000000000 R09: 0000000000000000
[  307.955366][ T6667] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d422
[  307.955367][ T6667] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcc0cda370
| [  309.186851][ T6727] softirqs last disabled at (0): 0x0
| [  309.186853][ T6727] Preemption disabled at:
| [  309.186854][ T6727] vprintk_emit (kernel/printk/printk.c:2471)
| [  309.186864][ T6727] Tainted: [W]=WARN
[  309.186871][ T6727] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  309.186873][ T6727] Call Trace:
[  309.186875][ T6727]  <TASK>
[  309.186876][ T6727]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  309.186882][ T6727]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  309.186883][ T6727]  __might_resched.cold (kernel/sched/core.c:9234)
[  309.186887][ T6727]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  309.186890][ T6727]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  309.186893][ T6727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  309.186896][ T6727]  __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))
[  309.186899][ T6727]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  309.186902][ T6727]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  309.186906][ T6727]  ? 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)
[  309.186908][ T6727]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  309.186911][ T6727]  put_chars (drivers/char/virtio_console.c:1176)
[  309.186913][ T6727]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  309.186915][ T6727]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  309.186917][ T6727]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  309.186922][ T6727]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  309.186924][ T6727]  ? vsnprintf (lib/vsprintf.c:2900)
[  309.186927][ T6727]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  309.186929][ T6727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  309.186930][ T6727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  309.186932][ T6727]  console_emit_next_record (kernel/printk/printk.c:3183)
[  309.186935][ T6727]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  309.186937][ T6727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  309.186938][ T6727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  309.186939][ T6727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  309.186940][ T6727]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  309.186943][ T6727]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  309.186945][ T6727]  console_flush_one_record (kernel/printk/printk.c:3268)
[  309.186947][ T6727]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  309.186950][ T6727]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  309.186952][ T6727]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  309.186954][ T6727]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  309.186955][ T6727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  309.186956][ T6727]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  309.186958][ T6727]  ? 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)
[  309.186960][ T6727]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  309.186961][ T6727]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  309.186963][ T6727]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  309.186965][ T6727]  vprintk_emit (kernel/printk/printk.c:2479)
[  309.186967][ T6727]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  309.186968][ T6727]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  309.186970][ T6727]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  309.186973][ T6727]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  309.186974][ T6727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  309.186976][ T6727]  _printk (kernel/printk/printk.c:2504)
[  309.186979][ T6727]  ? snapshot_read.cold (user.c:?)
[  309.186981][ T6727]  ? br_multicast_flood (??:?)
[  309.186984][ T6727]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  309.186987][ T6727]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  309.186988][ T6727]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  309.186990][ T6727]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  309.186993][ T6727]  br_init_port (net/bridge/br_stp_if.c:39)
[  309.186995][ T6727]  new_nbp (net/bridge/br_if.c:449)
[  309.186997][ T6727]  br_add_if (net/bridge/br_if.c:592)
[  309.186999][ T6727]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  309.187003][ T6727]  do_set_master (net/core/rtnetlink.c:3071)
[  309.187005][ T6727]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  309.187007][ T6727]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  309.187008][ T6727]  ? __dev_get_by_name (net/core/dev.c:905)
[  309.187010][ T6727]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  309.187014][ T6727]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  309.187017][ T6727]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  309.187019][ T6727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  309.187020][ T6727]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  309.187021][ T6727]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  309.187023][ T6727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  309.187024][ T6727]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  309.187027][ T6727]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  309.187029][ T6727]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  309.187032][ T6727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  309.187033][ T6727]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  309.187034][ T6727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  309.187035][ T6727]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  309.187037][ T6727]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  309.187039][ T6727]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  309.187040][ T6727]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  309.187042][ T6727]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  309.187045][ T6727]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  309.187049][ T6727]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  309.187050][ T6727]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  309.187052][ T6727]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  309.187053][ T6727]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  309.187057][ T6727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  309.187058][ T6727]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  309.187060][ T6727]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  309.187062][ T6727]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  309.187064][ T6727]  ? next_uptodate_folio (mm/filemap.c:3747)
[  309.187067][ T6727]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  309.187070][ T6727]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  309.187072][ T6727]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  309.187073][ T6727]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  309.187077][ T6727]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  309.187080][ T6727]  ____sys_sendmsg (net/socket.c:2713)
[  309.187081][ T6727]  ? copy_msghdr_from_user (net/socket.c:2650)
[  309.187083][ T6727]  ? sock_write_iter (net/socket.c:1269)
[  309.187085][ T6727]  ? move_addr_to_kernel (net/socket.c:258)
[  309.187087][ T6727]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  309.187089][ T6727]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  309.187091][ T6727]  ___sys_sendmsg (net/socket.c:2767)
[  309.187093][ T6727]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  309.187095][ T6727]  ? copy_msghdr_from_user (net/socket.c:2619)
[  309.187097][ T6727]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  309.187101][ T6727]  __sys_sendmsg (net/socket.c:2799)
[  309.187103][ T6727]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  309.187106][ T6727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  309.187107][ T6727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  309.187109][ T6727]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  309.187111][ T6727]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  309.187113][ T6727]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  309.187115][ T6727] RIP: 0033:0x7f4148f9b54e
[  309.187117][ T6727] 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
[  309.187120][ T6727] RSP: 002b:00007ffc39e0a410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  309.187124][ T6727] RAX: ffffffffffffffda RBX: 00007ffc39e0abd8 RCX: 00007f4148f9b54e
[  309.187125][ T6727] RDX: 0000000000000000 RSI: 00007ffc39e0a4c0 RDI: 0000000000000005
[  309.187127][ T6727] RBP: 00007ffc39e0a420 R08: 0000000000000000 R09: 0000000000000000
[  309.187128][ T6727] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d423
[  309.187129][ T6727] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc39e0ab90
| [  323.145114][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  323.145116][   T70] Preemption disabled at:
| [  323.145117][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  323.145128][   T70] Tainted: [W]=WARN
[  323.145129][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  323.145131][   T70] Workqueue: netns cleanup_net
[  323.145136][   T70] Call Trace:
[  323.145138][   T70]  <TASK>
[  323.145140][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  323.145146][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  323.145147][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  323.145151][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  323.145153][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  323.145157][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  323.145159][   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))
[  323.145163][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  323.145166][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  323.145171][   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)
[  323.145173][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  323.145175][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  323.145177][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  323.145179][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  323.145182][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  323.145186][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  323.145188][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  323.145191][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  323.145193][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  323.145194][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  323.145195][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  323.145198][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  323.145200][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  323.145201][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  323.145203][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  323.145204][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  323.145206][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  323.145208][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  323.145211][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  323.145214][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  323.145216][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  323.145218][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  323.145220][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  323.145221][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  323.145222][   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)
[  323.145224][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  323.145225][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  323.145228][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  323.145229][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  323.145231][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  323.145232][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  323.145234][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  323.145237][   T70]  ? kthread (kernel/kthread.c:436)
[  323.145240][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  323.145242][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  323.145245][   T70]  _printk (kernel/printk/printk.c:2504)
[  323.145248][   T70]  ? snapshot_read.cold (user.c:?)
[  323.145251][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  323.145254][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  323.145256][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  323.145259][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  323.145261][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  323.145262][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  323.145264][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  323.145267][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  323.145269][   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)
[  323.145270][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  323.145273][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  323.145275][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  323.145279][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  323.145282][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  323.145284][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  323.145287][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  323.145289][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  323.145292][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  323.145294][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  323.145296][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  323.145298][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  323.145300][   T70]  process_one_work (kernel/workqueue.c:3387)
[  323.145303][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  323.145306][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  323.145309][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  323.145311][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  323.145313][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  323.145315][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  323.145317][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  323.145319][   T70]  kthread (kernel/kthread.c:436)
[  323.145321][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  323.145323][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  323.145325][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  323.145327][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  323.145329][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  323.145332][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  323.145334][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  325.062752][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  325.062754][   T70] Preemption disabled at:
| [  325.062755][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  325.062766][   T70] Tainted: [W]=WARN
[  325.062767][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  325.062769][   T70] Workqueue: netns cleanup_net
[  325.062775][   T70] Call Trace:
[  325.062777][   T70]  <TASK>
[  325.062778][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  325.062784][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  325.062785][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  325.062789][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  325.062791][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  325.062795][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  325.062797][   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))
[  325.062800][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  325.062804][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  325.062808][   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)
[  325.062810][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  325.062813][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  325.062815][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  325.062817][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  325.062819][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  325.062824][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  325.062826][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  325.062828][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  325.062830][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  325.062831][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  325.062833][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  325.062836][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  325.062838][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  325.062839][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  325.062840][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  325.062842][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  325.062844][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  325.062846][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  325.062849][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  325.062852][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  325.062854][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  325.062856][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  325.062857][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  325.062858][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  325.062860][   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)
[  325.062862][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  325.062863][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  325.062865][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  325.062867][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  325.062869][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  325.062870][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  325.062872][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  325.062875][   T70]  ? kthread (kernel/kthread.c:436)
[  325.062877][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  325.062880][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  325.062883][   T70]  _printk (kernel/printk/printk.c:2504)
[  325.062886][   T70]  ? snapshot_read.cold (user.c:?)
[  325.062888][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  325.062891][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  325.062894][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  325.062896][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  325.062898][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  325.062900][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  325.062901][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  325.062904][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  325.062906][   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)
[  325.062907][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  325.062909][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  325.062912][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  325.062916][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  325.062918][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  325.062920][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  325.062923][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  325.062925][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  325.062928][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  325.062929][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  325.062931][   T70]  ? update_load_avg (kernel/sched/fair.c:5864)
[  325.062934][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  325.062936][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  325.062938][   T70]  process_one_work (kernel/workqueue.c:3387)
[  325.062941][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  325.062943][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  325.062946][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  325.062948][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  325.062950][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  325.062953][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  325.062955][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  325.062957][   T70]  kthread (kernel/kthread.c:436)
[  325.062958][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  325.062960][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  325.062962][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  325.062964][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  325.062966][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  325.062969][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  325.062971][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  326.604471][ T7167] softirqs last disabled at (0): 0x0
| [  326.604473][ T7167] Preemption disabled at:
| [  326.604474][ T7167] vprintk_emit (kernel/printk/printk.c:2471)
| [  326.604484][ T7167] Tainted: [W]=WARN
[  326.604485][ T7167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  326.604487][ T7167] Call Trace:
[  326.604488][ T7167]  <TASK>
[  326.604489][ T7167]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  326.604495][ T7167]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  326.604497][ T7167]  __might_resched.cold (kernel/sched/core.c:9234)
[  326.604501][ T7167]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  326.604503][ T7167]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  326.604506][ T7167]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  326.604509][ T7167]  __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))
[  326.604512][ T7167]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  326.604515][ T7167]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  326.604520][ T7167]  ? 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)
[  326.604522][ T7167]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  326.604524][ T7167]  put_chars (drivers/char/virtio_console.c:1176)
[  326.604526][ T7167]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  326.604528][ T7167]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  326.604530][ T7167]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  326.604535][ T7167]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  326.604537][ T7167]  ? vsnprintf (lib/vsprintf.c:2900)
[  326.604540][ T7167]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  326.604543][ T7167]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  326.604545][ T7167]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  326.604548][ T7167]  console_emit_next_record (kernel/printk/printk.c:3183)
[  326.604554][ T7167]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  326.604556][ T7167]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  326.604557][ T7167]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  326.604558][ T7167]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  326.604559][ T7167]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  326.604562][ T7167]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  326.604564][ T7167]  console_flush_one_record (kernel/printk/printk.c:3268)
[  326.604566][ T7167]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  326.604569][ T7167]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  326.604571][ T7167]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  326.604573][ T7167]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  326.604575][ T7167]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  326.604576][ T7167]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  326.604577][ T7167]  ? 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)
[  326.604579][ T7167]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  326.604580][ T7167]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  326.604582][ T7167]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  326.604584][ T7167]  vprintk_emit (kernel/printk/printk.c:2479)
[  326.604586][ T7167]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  326.604587][ T7167]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  326.604589][ T7167]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  326.604592][ T7167]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  326.604593][ T7167]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  326.604595][ T7167]  _printk (kernel/printk/printk.c:2504)
[  326.604598][ T7167]  ? snapshot_read.cold (user.c:?)
[  326.604600][ T7167]  ? br_multicast_flood (??:?)
[  326.604603][ T7167]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  326.604606][ T7167]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  326.604607][ T7167]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  326.604609][ T7167]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  326.604612][ T7167]  br_init_port (net/bridge/br_stp_if.c:39)
[  326.604614][ T7167]  new_nbp (net/bridge/br_if.c:449)
[  326.604616][ T7167]  br_add_if (net/bridge/br_if.c:592)
[  326.604618][ T7167]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  326.604622][ T7167]  do_set_master (net/core/rtnetlink.c:3071)
[  326.604624][ T7167]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  326.604626][ T7167]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  326.604627][ T7167]  ? __dev_get_by_name (net/core/dev.c:905)
[  326.604629][ T7167]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  326.604634][ T7167]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  326.604636][ T7167]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  326.604639][ T7167]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  326.604640][ T7167]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  326.604641][ T7167]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  326.604643][ T7167]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  326.604644][ T7167]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  326.604647][ T7167]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  326.604649][ T7167]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  326.604652][ T7167]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  326.604653][ T7167]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  326.604654][ T7167]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  326.604656][ T7167]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  326.604657][ T7167]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  326.604659][ T7167]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  326.604660][ T7167]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  326.604662][ T7167]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  326.604665][ T7167]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  326.604668][ T7167]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  326.604670][ T7167]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  326.604671][ T7167]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  326.604673][ T7167]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  326.604676][ T7167]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  326.604677][ T7167]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  326.604680][ T7167]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  326.604682][ T7167]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  326.604684][ T7167]  ? next_uptodate_folio (mm/filemap.c:3747)
[  326.604687][ T7167]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  326.604690][ T7167]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  326.604692][ T7167]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  326.604693][ T7167]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  326.604697][ T7167]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  326.604700][ T7167]  ____sys_sendmsg (net/socket.c:2713)
[  326.604701][ T7167]  ? copy_msghdr_from_user (net/socket.c:2650)
[  326.604703][ T7167]  ? sock_write_iter (net/socket.c:1269)
[  326.604705][ T7167]  ? move_addr_to_kernel (net/socket.c:258)
[  326.604707][ T7167]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  326.604710][ T7167]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  326.604712][ T7167]  ___sys_sendmsg (net/socket.c:2767)
[  326.604713][ T7167]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  326.604715][ T7167]  ? copy_msghdr_from_user (net/socket.c:2619)
[  326.604717][ T7167]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  326.604721][ T7167]  __sys_sendmsg (net/socket.c:2799)
[  326.604724][ T7167]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  326.604726][ T7167]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  326.604727][ T7167]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  326.604729][ T7167]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  326.604731][ T7167]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  326.604733][ T7167]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  326.604736][ T7167] RIP: 0033:0x7f97a28ca54e
[  326.604738][ T7167] 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
[  326.604740][ T7167] RSP: 002b:00007ffd80fc9af0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  326.604744][ T7167] RAX: ffffffffffffffda RBX: 00007ffd80fca2b8 RCX: 00007f97a28ca54e
[  326.604745][ T7167] RDX: 0000000000000000 RSI: 00007ffd80fc9ba0 RDI: 0000000000000005
[  326.604747][ T7167] RBP: 00007ffd80fc9b00 R08: 0000000000000000 R09: 0000000000000000
[  326.604747][ T7167] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d434
[  326.604748][ T7167] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd80fca270
| [  327.802568][ T7226] softirqs last disabled at (0): 0x0
| [  327.802570][ T7226] Preemption disabled at:
| [  327.802571][ T7226] vprintk_emit (kernel/printk/printk.c:2471)
| [  327.802581][ T7226] Tainted: [W]=WARN
[  327.802582][ T7226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  327.802584][ T7226] Call Trace:
[  327.802586][ T7226]  <TASK>
[  327.802587][ T7226]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  327.802593][ T7226]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  327.802594][ T7226]  __might_resched.cold (kernel/sched/core.c:9234)
[  327.802598][ T7226]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  327.802601][ T7226]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  327.802604][ T7226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  327.802607][ T7226]  __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))
[  327.802610][ T7226]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  327.802613][ T7226]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  327.802618][ T7226]  ? 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)
[  327.802619][ T7226]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  327.802622][ T7226]  put_chars (drivers/char/virtio_console.c:1176)
[  327.802624][ T7226]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  327.802626][ T7226]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  327.802628][ T7226]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  327.802633][ T7226]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  327.802635][ T7226]  ? vsnprintf (lib/vsprintf.c:2900)
[  327.802639][ T7226]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  327.802640][ T7226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  327.802641][ T7226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  327.802643][ T7226]  console_emit_next_record (kernel/printk/printk.c:3183)
[  327.802646][ T7226]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  327.802648][ T7226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  327.802650][ T7226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  327.802651][ T7226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  327.802652][ T7226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  327.802654][ T7226]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  327.802656][ T7226]  console_flush_one_record (kernel/printk/printk.c:3268)
[  327.802659][ T7226]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  327.802661][ T7226]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  327.802664][ T7226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  327.802665][ T7226]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  327.802667][ T7226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  327.802668][ T7226]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  327.802669][ T7226]  ? 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)
[  327.802671][ T7226]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  327.802673][ T7226]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  327.802675][ T7226]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  327.802676][ T7226]  vprintk_emit (kernel/printk/printk.c:2479)
[  327.802678][ T7226]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  327.802679][ T7226]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  327.802681][ T7226]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  327.802684][ T7226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  327.802685][ T7226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  327.802687][ T7226]  _printk (kernel/printk/printk.c:2504)
[  327.802690][ T7226]  ? snapshot_read.cold (user.c:?)
[  327.802692][ T7226]  ? br_multicast_flood (??:?)
[  327.802696][ T7226]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  327.802698][ T7226]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  327.802699][ T7226]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  327.802701][ T7226]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  327.802704][ T7226]  br_init_port (net/bridge/br_stp_if.c:39)
[  327.802706][ T7226]  new_nbp (net/bridge/br_if.c:449)
[  327.802708][ T7226]  br_add_if (net/bridge/br_if.c:592)
[  327.802710][ T7226]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  327.802715][ T7226]  do_set_master (net/core/rtnetlink.c:3071)
[  327.802716][ T7226]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  327.802718][ T7226]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  327.802720][ T7226]  ? __dev_get_by_name (net/core/dev.c:905)
[  327.802722][ T7226]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  327.802726][ T7226]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  327.802728][ T7226]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  327.802730][ T7226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  327.802732][ T7226]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  327.802733][ T7226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  327.802735][ T7226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  327.802736][ T7226]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  327.802739][ T7226]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  327.802741][ T7226]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  327.802743][ T7226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  327.802744][ T7226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  327.802746][ T7226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  327.802747][ T7226]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  327.802749][ T7226]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  327.802751][ T7226]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  327.802752][ T7226]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  327.802754][ T7226]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  327.802758][ T7226]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  327.802761][ T7226]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  327.802762][ T7226]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  327.802764][ T7226]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  327.802766][ T7226]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  327.802769][ T7226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  327.802770][ T7226]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  327.802772][ T7226]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  327.802774][ T7226]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  327.802776][ T7226]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  327.802779][ T7226]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  327.802782][ T7226]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  327.802784][ T7226]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  327.802786][ T7226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  327.802788][ T7226]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  327.802791][ T7226]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  327.802794][ T7226]  ____sys_sendmsg (net/socket.c:2713)
[  327.802796][ T7226]  ? copy_msghdr_from_user (net/socket.c:2650)
[  327.802798][ T7226]  ? sock_write_iter (net/socket.c:1269)
[  327.802800][ T7226]  ? move_addr_to_kernel (net/socket.c:258)
[  327.802802][ T7226]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  327.802804][ T7226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  327.802806][ T7226]  ___sys_sendmsg (net/socket.c:2767)
[  327.802808][ T7226]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  327.802810][ T7226]  ? copy_msghdr_from_user (net/socket.c:2619)
[  327.802811][ T7226]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  327.802816][ T7226]  __sys_sendmsg (net/socket.c:2799)
[  327.802818][ T7226]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  327.802821][ T7226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  327.802822][ T7226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  327.802824][ T7226]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  327.802826][ T7226]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  327.802828][ T7226]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  327.802830][ T7226] RIP: 0033:0x7f670bc5e54e
[  327.802832][ T7226] 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
[  327.802834][ T7226] RSP: 002b:00007ffec499ee50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  327.802838][ T7226] RAX: ffffffffffffffda RBX: 00007ffec499f618 RCX: 00007f670bc5e54e
[  327.802840][ T7226] RDX: 0000000000000000 RSI: 00007ffec499ef00 RDI: 0000000000000005
[  327.802841][ T7226] RBP: 00007ffec499ee60 R08: 0000000000000000 R09: 0000000000000000
[  327.802842][ T7226] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d436
[  327.802843][ T7226] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffec499f5d0
| [  428.348015][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  428.348018][   T70] Preemption disabled at:
| [  428.348019][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  428.348033][   T70] Tainted: [W]=WARN
[  428.348034][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  428.348037][   T70] Workqueue: netns cleanup_net
[  428.348043][   T70] Call Trace:
[  428.348045][   T70]  <TASK>
[  428.348048][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  428.348054][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  428.348056][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  428.348061][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  428.348065][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  428.348069][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  428.348073][   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))
[  428.348076][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  428.348080][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  428.348086][   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)
[  428.348088][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  428.348092][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  428.348094][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  428.348097][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  428.348101][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  428.348107][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  428.348110][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  428.348113][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  428.348116][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  428.348118][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  428.348121][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  428.348124][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  428.348128][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  428.348129][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  428.348131][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  428.348133][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  428.348137][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  428.348139][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  428.348143][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  428.348147][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  428.348150][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  428.348153][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  428.348156][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  428.348157][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  428.348160][   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)
[  428.348162][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  428.348165][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  428.348168][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  428.348170][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  428.348173][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  428.348175][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  428.348177][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  428.348181][   T70]  ? kthread (kernel/kthread.c:436)
[  428.348184][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  428.348188][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  428.348192][   T70]  _printk (kernel/printk/printk.c:2504)
[  428.348195][   T70]  ? snapshot_read.cold (user.c:?)
[  428.348199][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  428.348203][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  428.348206][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  428.348209][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  428.348213][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  428.348215][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  428.348217][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  428.348221][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  428.348223][   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)
[  428.348226][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  428.348229][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  428.348233][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  428.348238][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  428.348241][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  428.348244][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  428.348248][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  428.348251][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  428.348255][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  428.348258][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  428.348261][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  428.348264][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  428.348267][   T70]  process_one_work (kernel/workqueue.c:3387)
[  428.348271][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  428.348275][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  428.348279][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  428.348283][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  428.348286][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  428.348289][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  428.348293][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  428.348295][   T70]  kthread (kernel/kthread.c:436)
[  428.348298][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  428.348301][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  428.348304][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  428.348307][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  428.348310][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  428.348314][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  428.348317][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  430.450749][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  430.450751][   T70] Preemption disabled at:
| [  430.450752][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  430.450764][   T70] Tainted: [W]=WARN
[  430.450765][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  430.450767][   T70] Workqueue: netns cleanup_net
[  430.450773][   T70] Call Trace:
[  430.450774][   T70]  <TASK>
[  430.450776][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  430.450782][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  430.450783][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  430.450787][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  430.450789][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  430.450793][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  430.450796][   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))
[  430.450799][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  430.450802][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  430.450807][   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)
[  430.450809][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  430.450811][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  430.450813][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  430.450815][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  430.450818][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  430.450823][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  430.450825][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  430.450827][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  430.450829][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  430.450830][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  430.450832][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  430.450835][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  430.450837][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  430.450838][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  430.450840][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  430.450841][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  430.450843][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  430.450845][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  430.450848][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  430.450851][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  430.450853][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  430.450855][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  430.450857][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  430.450858][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  430.450860][   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)
[  430.450861][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  430.450863][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  430.450865][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  430.450867][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  430.450869][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  430.450870][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  430.450872][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  430.450875][   T70]  ? kthread (kernel/kthread.c:436)
[  430.450877][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  430.450880][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  430.450882][   T70]  _printk (kernel/printk/printk.c:2504)
[  430.450885][   T70]  ? snapshot_read.cold (user.c:?)
[  430.450888][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  430.450891][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  430.450893][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  430.450896][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  430.450898][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  430.450900][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  430.450901][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  430.450905][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  430.450906][   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)
[  430.450908][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  430.450910][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  430.450913][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  430.450916][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  430.450919][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  430.450921][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  430.450924][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  430.450926][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  430.450928][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  430.450930][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  430.450932][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  430.450942][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  430.450943][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  430.450945][   T70]  process_one_work (kernel/workqueue.c:3387)
[  430.450948][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  430.450951][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  430.450954][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  430.450956][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  430.450958][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  430.450960][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  430.450962][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  430.450964][   T70]  kthread (kernel/kthread.c:436)
[  430.450966][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  430.450968][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  430.450970][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  430.450972][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  430.450974][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  430.450977][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  430.450979][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  431.458899][ T7947] softirqs last disabled at (0): 0x0
| [  431.458901][ T7947] Preemption disabled at:
| [  431.458902][ T7947] vprintk_emit (kernel/printk/printk.c:2471)
| [  431.458912][ T7947] Tainted: [W]=WARN
[  431.458913][ T7947] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  431.458916][ T7947] Call Trace:
[  431.458917][ T7947]  <TASK>
[  431.458918][ T7947]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  431.458924][ T7947]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  431.458926][ T7947]  __might_resched.cold (kernel/sched/core.c:9234)
[  431.458930][ T7947]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  431.458932][ T7947]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  431.458935][ T7947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  431.458938][ T7947]  __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))
[  431.458941][ T7947]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  431.458950][ T7947]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  431.458955][ T7947]  ? 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)
[  431.458957][ T7947]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  431.458959][ T7947]  put_chars (drivers/char/virtio_console.c:1176)
[  431.458961][ T7947]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  431.458963][ T7947]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  431.458966][ T7947]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  431.458971][ T7947]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  431.458973][ T7947]  ? vsnprintf (lib/vsprintf.c:2900)
[  431.458976][ T7947]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  431.458978][ T7947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  431.458979][ T7947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  431.458981][ T7947]  console_emit_next_record (kernel/printk/printk.c:3183)
[  431.458984][ T7947]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  431.458986][ T7947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  431.458987][ T7947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  431.458988][ T7947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  431.458989][ T7947]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  431.458992][ T7947]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  431.458994][ T7947]  console_flush_one_record (kernel/printk/printk.c:3268)
[  431.458996][ T7947]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  431.458999][ T7947]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  431.459001][ T7947]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  431.459003][ T7947]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  431.459005][ T7947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  431.459006][ T7947]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  431.459008][ T7947]  ? 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)
[  431.459009][ T7947]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  431.459011][ T7947]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  431.459013][ T7947]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  431.459014][ T7947]  vprintk_emit (kernel/printk/printk.c:2479)
[  431.459016][ T7947]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  431.459018][ T7947]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  431.459019][ T7947]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  431.459023][ T7947]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  431.459024][ T7947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  431.459026][ T7947]  _printk (kernel/printk/printk.c:2504)
[  431.459029][ T7947]  ? snapshot_read.cold (user.c:?)
[  431.459031][ T7947]  ? br_multicast_flood (??:?)
[  431.459034][ T7947]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  431.459037][ T7947]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  431.459038][ T7947]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  431.459040][ T7947]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  431.459044][ T7947]  br_init_port (net/bridge/br_stp_if.c:39)
[  431.459046][ T7947]  new_nbp (net/bridge/br_if.c:449)
[  431.459048][ T7947]  br_add_if (net/bridge/br_if.c:592)
[  431.459050][ T7947]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  431.459054][ T7947]  do_set_master (net/core/rtnetlink.c:3071)
[  431.459056][ T7947]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  431.459058][ T7947]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  431.459059][ T7947]  ? __dev_get_by_name (net/core/dev.c:905)
[  431.459061][ T7947]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  431.459065][ T7947]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  431.459068][ T7947]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  431.459070][ T7947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  431.459072][ T7947]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  431.459073][ T7947]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  431.459075][ T7947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  431.459076][ T7947]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  431.459079][ T7947]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  431.459081][ T7947]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  431.459083][ T7947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  431.459084][ T7947]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  431.459086][ T7947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  431.459087][ T7947]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  431.459088][ T7947]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  431.459090][ T7947]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  431.459092][ T7947]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  431.459093][ T7947]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  431.459097][ T7947]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  431.459100][ T7947]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  431.459101][ T7947]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  431.459103][ T7947]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  431.459105][ T7947]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  431.459108][ T7947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  431.459109][ T7947]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  431.459112][ T7947]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  431.459114][ T7947]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  431.459116][ T7947]  ? next_uptodate_folio (mm/filemap.c:3747)
[  431.459119][ T7947]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  431.459121][ T7947]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  431.459124][ T7947]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  431.459125][ T7947]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  431.459129][ T7947]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  431.459132][ T7947]  ____sys_sendmsg (net/socket.c:2713)
[  431.459134][ T7947]  ? copy_msghdr_from_user (net/socket.c:2650)
[  431.459136][ T7947]  ? sock_write_iter (net/socket.c:1269)
[  431.459137][ T7947]  ? move_addr_to_kernel (net/socket.c:258)
[  431.459139][ T7947]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  431.459142][ T7947]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  431.459144][ T7947]  ___sys_sendmsg (net/socket.c:2767)
[  431.459146][ T7947]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  431.459147][ T7947]  ? copy_msghdr_from_user (net/socket.c:2619)
[  431.459149][ T7947]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  431.459154][ T7947]  __sys_sendmsg (net/socket.c:2799)
[  431.459156][ T7947]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  431.459159][ T7947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  431.459160][ T7947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  431.459161][ T7947]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  431.459164][ T7947]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  431.459166][ T7947]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  431.459168][ T7947] RIP: 0033:0x7f5a47ae454e
[  431.459170][ T7947] 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
[  431.459173][ T7947] RSP: 002b:00007ffe849620d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  431.459177][ T7947] RAX: ffffffffffffffda RBX: 00007ffe84962898 RCX: 00007f5a47ae454e
[  431.459178][ T7947] RDX: 0000000000000000 RSI: 00007ffe84962180 RDI: 0000000000000005
[  431.459179][ T7947] RBP: 00007ffe849620e0 R08: 0000000000000000 R09: 0000000000000000
[  431.459180][ T7947] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d49d
[  431.459181][ T7947] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe84962850
| [  432.905811][ T8016] softirqs last disabled at (0): 0x0
| [  432.905813][ T8016] Preemption disabled at:
| [  432.905814][ T8016] vprintk_emit (kernel/printk/printk.c:2471)
| [  432.905823][ T8016] Tainted: [W]=WARN
[  432.905824][ T8016] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  432.905826][ T8016] Call Trace:
[  432.905828][ T8016]  <TASK>
[  432.905829][ T8016]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  432.905835][ T8016]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  432.905836][ T8016]  __might_resched.cold (kernel/sched/core.c:9234)
[  432.905840][ T8016]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  432.905843][ T8016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  432.905846][ T8016]  __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))
[  432.905848][ T8016]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  432.905851][ T8016]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  432.905856][ T8016]  ? 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)
[  432.905858][ T8016]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  432.905861][ T8016]  put_chars (drivers/char/virtio_console.c:1176)
[  432.905863][ T8016]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  432.905864][ T8016]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  432.905867][ T8016]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  432.905869][ T8016]  ? pointer (lib/vsprintf.c:2577)
[  432.905872][ T8016]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  432.905877][ T8016]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  432.905879][ T8016]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  432.905881][ T8016]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  432.905884][ T8016]  console_emit_next_record (kernel/printk/printk.c:3183)
[  432.905886][ T8016]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  432.905888][ T8016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  432.905890][ T8016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  432.905891][ T8016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  432.905892][ T8016]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  432.905894][ T8016]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  432.905896][ T8016]  console_flush_one_record (kernel/printk/printk.c:3268)
[  432.905898][ T8016]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  432.905901][ T8016]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  432.905903][ T8016]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  432.905905][ T8016]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  432.905907][ T8016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  432.905908][ T8016]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  432.905909][ T8016]  ? 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)
[  432.905911][ T8016]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  432.905913][ T8016]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  432.905915][ T8016]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  432.905916][ T8016]  vprintk_emit (kernel/printk/printk.c:2479)
[  432.905918][ T8016]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  432.905919][ T8016]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  432.905922][ T8016]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  432.905925][ T8016]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  432.905928][ T8016]  _printk (kernel/printk/printk.c:2504)
[  432.905931][ T8016]  ? snapshot_read.cold (user.c:?)
[  432.905933][ T8016]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  432.905935][ T8016]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  432.905938][ T8016]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  432.905940][ T8016]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  432.905943][ T8016]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  432.905946][ T8016]  ? netdev_notice (net/core/dev.c:13194)
[  432.905948][ T8016]  ? 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)
[  432.905949][ T8016]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  432.905952][ T8016]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  432.905954][ T8016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  432.905959][ T8016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  432.905961][ T8016]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  432.905962][ T8016]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  432.905964][ T8016]  ? 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)
[  432.905965][ T8016]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  432.905967][ T8016]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  432.905968][ T8016]  ? register_netdev (net/core/dev.c:11618)
[  432.905970][ T8016]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  432.905972][ T8016]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  432.905975][ T8016]  ? __kernel_text_address (kernel/extable.c:79)
[  432.905977][ T8016]  ? write_profile (profile.c:?)
[  432.905980][ T8016]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  432.905984][ T8016]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  432.905986][ T8016]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  432.905987][ T8016]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  432.905988][ T8016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  432.905990][ T8016]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  432.905993][ T8016]  ? kasan_save_stack (mm/kasan/common.c:58)
[  432.905995][ T8016]  ? kasan_save_stack (mm/kasan/common.c:57)
[  432.905996][ T8016]  ? kasan_save_track (mm/kasan/common.c:78)
[  432.905997][ T8016]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  432.905998][ T8016]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  432.906000][ T8016]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  432.906001][ T8016]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  432.906002][ T8016]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  432.906005][ T8016]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  432.906007][ T8016]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  432.906008][ T8016]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  432.906011][ T8016]  ? ____sys_sendmsg (net/socket.c:2713)
[  432.906012][ T8016]  ? ___sys_sendmsg (net/socket.c:2767)
[  432.906014][ T8016]  ? __sys_sendmsg (net/socket.c:2799)
[  432.906016][ T8016]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  432.906018][ T8016]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  432.906021][ T8016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  432.906022][ T8016]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  432.906024][ T8016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  432.906025][ T8016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  432.906026][ T8016]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  432.906028][ T8016]  ? __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)
[  432.906029][ T8016]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  432.906030][ T8016]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  432.906032][ T8016]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  432.906033][ T8016]  ? nla_get_range_signed (lib/nlattr.c:270)
[  432.906036][ T8016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  432.906038][ T8016]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  432.906040][ T8016]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  432.906042][ T8016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  432.906043][ T8016]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  432.906044][ T8016]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  432.906046][ T8016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  432.906048][ T8016]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  432.906050][ T8016]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  432.906052][ T8016]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  432.906053][ T8016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  432.906055][ T8016]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  432.906058][ T8016]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  432.906060][ T8016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  432.906061][ T8016]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  432.906063][ T8016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  432.906064][ T8016]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  432.906066][ T8016]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  432.906067][ T8016]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  432.906069][ T8016]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  432.906070][ T8016]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  432.906073][ T8016]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  432.906075][ T8016]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  432.906076][ T8016]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  432.906078][ T8016]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  432.906079][ T8016]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  432.906083][ T8016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  432.906084][ T8016]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  432.906086][ T8016]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  432.906088][ T8016]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  432.906090][ T8016]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  432.906092][ T8016]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  432.906094][ T8016]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  432.906096][ T8016]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  432.906098][ T8016]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  432.906099][ T8016]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  432.906102][ T8016]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  432.906104][ T8016]  ____sys_sendmsg (net/socket.c:2713)
[  432.906106][ T8016]  ? copy_msghdr_from_user (net/socket.c:2650)
[  432.906108][ T8016]  ? sock_write_iter (net/socket.c:1269)
[  432.906109][ T8016]  ? move_addr_to_kernel (net/socket.c:258)
[  432.906111][ T8016]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  432.906114][ T8016]  ___sys_sendmsg (net/socket.c:2767)
[  432.906116][ T8016]  ? copy_msghdr_from_user (net/socket.c:2619)
[  432.906121][ T8016]  __sys_sendmsg (net/socket.c:2799)
[  432.906123][ T8016]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  432.906126][ T8016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  432.906127][ T8016]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  432.906129][ T8016]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  432.906131][ T8016]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  432.906133][ T8016] RIP: 0033:0x7fc626a4254e
[  432.906135][ T8016] 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
[  432.906137][ T8016] RSP: 002b:00007ffd51af65b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  432.906141][ T8016] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fc626a4254e
[  432.906143][ T8016] RDX: 0000000000000000 RSI: 00007ffd51af6660 RDI: 0000000000000005
[  432.906144][ T8016] RBP: 00007ffd51af65c0 R08: 0000000000000000 R09: 0000000000000000
[  432.906145][ T8016] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d49f
[  432.906146][ T8016] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd51af6d20
| [  434.062156][ T8067] softirqs last disabled at (0): 0x0
| [  434.062158][ T8067] Preemption disabled at:
| [  434.062159][ T8067] vprintk_emit (kernel/printk/printk.c:2471)
| [  434.062169][ T8067] Tainted: [W]=WARN
[  434.062171][ T8067] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  434.062173][ T8067] Call Trace:
[  434.062174][ T8067]  <TASK>
[  434.062176][ T8067]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  434.062181][ T8067]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  434.062182][ T8067]  __might_resched.cold (kernel/sched/core.c:9234)
[  434.062186][ T8067]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  434.062189][ T8067]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  434.062193][ T8067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.062195][ T8067]  __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))
[  434.062198][ T8067]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  434.062201][ T8067]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  434.062206][ T8067]  ? 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)
[  434.062208][ T8067]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  434.062211][ T8067]  put_chars (drivers/char/virtio_console.c:1176)
[  434.062213][ T8067]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  434.062215][ T8067]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  434.062218][ T8067]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  434.062222][ T8067]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  434.062224][ T8067]  ? vsnprintf (lib/vsprintf.c:2900)
[  434.062228][ T8067]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  434.062229][ T8067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.062230][ T8067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.062232][ T8067]  console_emit_next_record (kernel/printk/printk.c:3183)
[  434.062235][ T8067]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  434.062237][ T8067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.062238][ T8067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.062240][ T8067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.062241][ T8067]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  434.062243][ T8067]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  434.062245][ T8067]  console_flush_one_record (kernel/printk/printk.c:3268)
[  434.062248][ T8067]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  434.062251][ T8067]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  434.062253][ T8067]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  434.062255][ T8067]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  434.062257][ T8067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.062258][ T8067]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  434.062259][ T8067]  ? 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)
[  434.062261][ T8067]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  434.062263][ T8067]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  434.062265][ T8067]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  434.062266][ T8067]  vprintk_emit (kernel/printk/printk.c:2479)
[  434.062268][ T8067]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  434.062269][ T8067]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  434.062271][ T8067]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  434.062274][ T8067]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  434.062276][ T8067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.062278][ T8067]  _printk (kernel/printk/printk.c:2504)
[  434.062281][ T8067]  ? snapshot_read.cold (user.c:?)
[  434.062283][ T8067]  ? br_multicast_flood (??:?)
[  434.062286][ T8067]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  434.062289][ T8067]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  434.062290][ T8067]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  434.062292][ T8067]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  434.062295][ T8067]  br_init_port (net/bridge/br_stp_if.c:39)
[  434.062297][ T8067]  new_nbp (net/bridge/br_if.c:449)
[  434.062299][ T8067]  br_add_if (net/bridge/br_if.c:592)
[  434.062302][ T8067]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  434.062306][ T8067]  do_set_master (net/core/rtnetlink.c:3071)
[  434.062308][ T8067]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  434.062310][ T8067]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  434.062311][ T8067]  ? __dev_get_by_name (net/core/dev.c:905)
[  434.062313][ T8067]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  434.062317][ T8067]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  434.062320][ T8067]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  434.062322][ T8067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.062324][ T8067]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  434.062325][ T8067]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  434.062327][ T8067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.062328][ T8067]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  434.062331][ T8067]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  434.062333][ T8067]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  434.062335][ T8067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.062337][ T8067]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  434.062338][ T8067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.062340][ T8067]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  434.062341][ T8067]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  434.062343][ T8067]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  434.062345][ T8067]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  434.062346][ T8067]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  434.062350][ T8067]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  434.062353][ T8067]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  434.062355][ T8067]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  434.062357][ T8067]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  434.062358][ T8067]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  434.062361][ T8067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.062363][ T8067]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  434.062365][ T8067]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  434.062367][ T8067]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  434.062369][ T8067]  ? next_uptodate_folio (mm/filemap.c:3747)
[  434.062372][ T8067]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  434.062375][ T8067]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  434.062377][ T8067]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  434.062379][ T8067]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  434.062382][ T8067]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  434.062385][ T8067]  ____sys_sendmsg (net/socket.c:2713)
[  434.062387][ T8067]  ? copy_msghdr_from_user (net/socket.c:2650)
[  434.062389][ T8067]  ? sock_write_iter (net/socket.c:1269)
[  434.062391][ T8067]  ? move_addr_to_kernel (net/socket.c:258)
[  434.062393][ T8067]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  434.062395][ T8067]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  434.062398][ T8067]  ___sys_sendmsg (net/socket.c:2767)
[  434.062399][ T8067]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  434.062401][ T8067]  ? copy_msghdr_from_user (net/socket.c:2619)
[  434.062403][ T8067]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  434.062408][ T8067]  __sys_sendmsg (net/socket.c:2799)
[  434.062410][ T8067]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  434.062413][ T8067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.062414][ T8067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.062416][ T8067]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  434.062418][ T8067]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  434.062420][ T8067]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  434.062422][ T8067] RIP: 0033:0x7ff75243154e
[  434.062425][ T8067] 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
[  434.062427][ T8067] RSP: 002b:00007ffcf8018b20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  434.062431][ T8067] RAX: ffffffffffffffda RBX: 00007ffcf80192e8 RCX: 00007ff75243154e
[  434.062433][ T8067] RDX: 0000000000000000 RSI: 00007ffcf8018bd0 RDI: 0000000000000005
[  434.062434][ T8067] RBP: 00007ffcf8018b30 R08: 0000000000000000 R09: 0000000000000000
[  434.062435][ T8067] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4a0
[  434.062436][ T8067] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf80192a0
| [  441.101604][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  441.101606][   T70] Preemption disabled at:
| [  441.101607][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  441.101618][   T70] Tainted: [W]=WARN
[  441.101619][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  441.101621][   T70] Workqueue: netns cleanup_net
[  441.101627][   T70] Call Trace:
[  441.101629][   T70]  <TASK>
[  441.101631][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  441.101636][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  441.101638][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  441.101641][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  441.101643][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  441.101647][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  441.101650][   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))
[  441.101653][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  441.101656][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  441.101660][   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)
[  441.101662][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  441.101665][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  441.101667][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  441.101668][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  441.101671][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  441.101676][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  441.101678][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  441.101679][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  441.101681][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  441.101682][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  441.101683][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  441.101686][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  441.101688][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  441.101690][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  441.101692][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  441.101694][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  441.101697][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  441.101699][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  441.101701][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  441.101703][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  441.101705][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  441.101706][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  441.101708][   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)
[  441.101709][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  441.101711][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  441.101713][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  441.101714][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  441.101716][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  441.101717][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  441.101719][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  441.101722][   T70]  ? kthread (kernel/kthread.c:436)
[  441.101724][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  441.101727][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  441.101730][   T70]  _printk (kernel/printk/printk.c:2504)
[  441.101733][   T70]  ? snapshot_read.cold (user.c:?)
[  441.101735][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  441.101738][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  441.101740][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  441.101743][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  441.101745][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  441.101746][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  441.101748][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  441.101751][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  441.101752][   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)
[  441.101754][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  441.101756][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  441.101758][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  441.101762][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  441.101764][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  441.101767][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  441.101769][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  441.101771][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  441.101774][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  441.101776][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  441.101778][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  441.101780][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  441.101782][   T70]  process_one_work (kernel/workqueue.c:3387)
[  441.101785][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  441.101788][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  441.101790][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  441.101793][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  441.101795][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  441.101797][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  441.101799][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  441.101801][   T70]  kthread (kernel/kthread.c:436)
[  441.101802][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  441.101804][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  441.101806][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  441.101808][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  441.101810][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  441.101813][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  441.101815][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  442.359012][ T8334] softirqs last disabled at (0): 0x0
| [  442.359014][ T8334] Preemption disabled at:
| [  442.359014][ T8334] vprintk_emit (kernel/printk/printk.c:2471)
| [  442.359025][ T8334] Tainted: [W]=WARN
[  442.359026][ T8334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  442.359028][ T8334] Call Trace:
[  442.359030][ T8334]  <TASK>
[  442.359031][ T8334]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  442.359037][ T8334]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  442.359045][ T8334]  __might_resched.cold (kernel/sched/core.c:9234)
[  442.359049][ T8334]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  442.359052][ T8334]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  442.359055][ T8334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  442.359058][ T8334]  __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))
[  442.359061][ T8334]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  442.359064][ T8334]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  442.359069][ T8334]  ? 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)
[  442.359071][ T8334]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  442.359074][ T8334]  put_chars (drivers/char/virtio_console.c:1176)
[  442.359076][ T8334]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  442.359078][ T8334]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  442.359080][ T8334]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  442.359085][ T8334]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  442.359087][ T8334]  ? vsnprintf (lib/vsprintf.c:2900)
[  442.359090][ T8334]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  442.359092][ T8334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  442.359093][ T8334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  442.359095][ T8334]  console_emit_next_record (kernel/printk/printk.c:3183)
[  442.359098][ T8334]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  442.359100][ T8334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  442.359101][ T8334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  442.359103][ T8334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  442.359104][ T8334]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  442.359106][ T8334]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  442.359108][ T8334]  console_flush_one_record (kernel/printk/printk.c:3268)
[  442.359110][ T8334]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  442.359113][ T8334]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  442.359115][ T8334]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  442.359117][ T8334]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  442.359119][ T8334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  442.359120][ T8334]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  442.359122][ T8334]  ? 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)
[  442.359123][ T8334]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  442.359125][ T8334]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  442.359127][ T8334]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  442.359128][ T8334]  vprintk_emit (kernel/printk/printk.c:2479)
[  442.359130][ T8334]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  442.359131][ T8334]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  442.359133][ T8334]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  442.359136][ T8334]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  442.359138][ T8334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  442.359139][ T8334]  _printk (kernel/printk/printk.c:2504)
[  442.359142][ T8334]  ? snapshot_read.cold (user.c:?)
[  442.359144][ T8334]  ? br_multicast_flood (??:?)
[  442.359148][ T8334]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  442.359150][ T8334]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  442.359152][ T8334]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  442.359153][ T8334]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  442.359157][ T8334]  br_init_port (net/bridge/br_stp_if.c:39)
[  442.359159][ T8334]  new_nbp (net/bridge/br_if.c:449)
[  442.359161][ T8334]  br_add_if (net/bridge/br_if.c:592)
[  442.359163][ T8334]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  442.359167][ T8334]  do_set_master (net/core/rtnetlink.c:3071)
[  442.359169][ T8334]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  442.359171][ T8334]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  442.359173][ T8334]  ? __dev_get_by_name (net/core/dev.c:905)
[  442.359174][ T8334]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  442.359179][ T8334]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  442.359181][ T8334]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  442.359183][ T8334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  442.359185][ T8334]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  442.359186][ T8334]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  442.359188][ T8334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  442.359189][ T8334]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  442.359192][ T8334]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  442.359194][ T8334]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  442.359197][ T8334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  442.359198][ T8334]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  442.359199][ T8334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  442.359201][ T8334]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  442.359202][ T8334]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  442.359204][ T8334]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  442.359206][ T8334]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  442.359207][ T8334]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  442.359211][ T8334]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  442.359216][ T8334]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  442.359218][ T8334]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  442.359219][ T8334]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  442.359221][ T8334]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  442.359224][ T8334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  442.359225][ T8334]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  442.359228][ T8334]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  442.359230][ T8334]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  442.359232][ T8334]  ? next_uptodate_folio (mm/filemap.c:3747)
[  442.359235][ T8334]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  442.359237][ T8334]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  442.359240][ T8334]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  442.359241][ T8334]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  442.359245][ T8334]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  442.359247][ T8334]  ____sys_sendmsg (net/socket.c:2713)
[  442.359249][ T8334]  ? copy_msghdr_from_user (net/socket.c:2650)
[  442.359251][ T8334]  ? sock_write_iter (net/socket.c:1269)
[  442.359253][ T8334]  ? move_addr_to_kernel (net/socket.c:258)
[  442.359255][ T8334]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  442.359257][ T8334]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  442.359260][ T8334]  ___sys_sendmsg (net/socket.c:2767)
[  442.359261][ T8334]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  442.359263][ T8334]  ? copy_msghdr_from_user (net/socket.c:2619)
[  442.359265][ T8334]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  442.359270][ T8334]  __sys_sendmsg (net/socket.c:2799)
[  442.359272][ T8334]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  442.359274][ T8334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  442.359276][ T8334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  442.359277][ T8334]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  442.359280][ T8334]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  442.359282][ T8334]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  442.359284][ T8334] RIP: 0033:0x7f7545e8b54e
[  442.359286][ T8334] 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
[  442.359289][ T8334] RSP: 002b:00007ffd63ebe100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  442.359293][ T8334] RAX: ffffffffffffffda RBX: 00007ffd63ebe8c8 RCX: 00007f7545e8b54e
[  442.359294][ T8334] RDX: 0000000000000000 RSI: 00007ffd63ebe1b0 RDI: 0000000000000005
[  442.359295][ T8334] RBP: 00007ffd63ebe110 R08: 0000000000000000 R09: 0000000000000000
[  442.359296][ T8334] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4a8
[  442.359297][ T8334] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd63ebe880
| [  443.760186][ T8403] softirqs last disabled at (0): 0x0
| [  443.760188][ T8403] Preemption disabled at:
| [  443.760189][ T8403] vprintk_emit (kernel/printk/printk.c:2471)
| [  443.760199][ T8403] Tainted: [W]=WARN
[  443.760200][ T8403] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  443.760202][ T8403] Call Trace:
[  443.760204][ T8403]  <TASK>
[  443.760205][ T8403]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  443.760211][ T8403]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  443.760212][ T8403]  __might_resched.cold (kernel/sched/core.c:9234)
[  443.760216][ T8403]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  443.760220][ T8403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  443.760222][ T8403]  __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))
[  443.760225][ T8403]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  443.760228][ T8403]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  443.760233][ T8403]  ? 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)
[  443.760235][ T8403]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  443.760238][ T8403]  put_chars (drivers/char/virtio_console.c:1176)
[  443.760240][ T8403]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  443.760241][ T8403]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  443.760244][ T8403]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  443.760246][ T8403]  ? pointer (lib/vsprintf.c:2577)
[  443.760250][ T8403]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  443.760254][ T8403]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  443.760256][ T8403]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  443.760258][ T8403]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  443.760261][ T8403]  console_emit_next_record (kernel/printk/printk.c:3183)
[  443.760264][ T8403]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  443.760266][ T8403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  443.760267][ T8403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  443.760268][ T8403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  443.760269][ T8403]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  443.760272][ T8403]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  443.760273][ T8403]  console_flush_one_record (kernel/printk/printk.c:3268)
[  443.760276][ T8403]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  443.760279][ T8403]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  443.760281][ T8403]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  443.760283][ T8403]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  443.760285][ T8403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  443.760286][ T8403]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  443.760287][ T8403]  ? 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)
[  443.760289][ T8403]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  443.760291][ T8403]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  443.760293][ T8403]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  443.760294][ T8403]  vprintk_emit (kernel/printk/printk.c:2479)
[  443.760296][ T8403]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  443.760298][ T8403]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  443.760300][ T8403]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  443.760303][ T8403]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  443.760306][ T8403]  _printk (kernel/printk/printk.c:2504)
[  443.760309][ T8403]  ? snapshot_read.cold (user.c:?)
[  443.760311][ T8403]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  443.760313][ T8403]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  443.760317][ T8403]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  443.760319][ T8403]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  443.760322][ T8403]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  443.760324][ T8403]  ? netdev_notice (net/core/dev.c:13194)
[  443.760327][ T8403]  ? 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)
[  443.760328][ T8403]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  443.760331][ T8403]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  443.760333][ T8403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  443.760334][ T8403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  443.760335][ T8403]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  443.760337][ T8403]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  443.760338][ T8403]  ? 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)
[  443.760340][ T8403]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  443.760341][ T8403]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  443.760343][ T8403]  ? register_netdev (net/core/dev.c:11618)
[  443.760344][ T8403]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  443.760347][ T8403]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  443.760349][ T8403]  ? __kernel_text_address (kernel/extable.c:79)
[  443.760352][ T8403]  ? write_profile (profile.c:?)
[  443.760355][ T8403]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  443.760358][ T8403]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  443.760360][ T8403]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  443.760362][ T8403]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  443.760363][ T8403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  443.760364][ T8403]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  443.760368][ T8403]  ? kasan_save_stack (mm/kasan/common.c:58)
[  443.760370][ T8403]  ? kasan_save_stack (mm/kasan/common.c:57)
[  443.760371][ T8403]  ? kasan_save_track (mm/kasan/common.c:78)
[  443.760372][ T8403]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  443.760374][ T8403]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  443.760375][ T8403]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  443.760376][ T8403]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  443.760378][ T8403]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  443.760381][ T8403]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  443.760382][ T8403]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  443.760384][ T8403]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  443.760387][ T8403]  ? ____sys_sendmsg (net/socket.c:2713)
[  443.760388][ T8403]  ? ___sys_sendmsg (net/socket.c:2767)
[  443.760390][ T8403]  ? __sys_sendmsg (net/socket.c:2799)
[  443.760392][ T8403]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  443.760394][ T8403]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  443.760397][ T8403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  443.760398][ T8403]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  443.760399][ T8403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  443.760401][ T8403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  443.760402][ T8403]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  443.760403][ T8403]  ? __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)
[  443.760405][ T8403]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  443.760406][ T8403]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  443.760408][ T8403]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  443.760409][ T8403]  ? nla_get_range_signed (lib/nlattr.c:270)
[  443.760412][ T8403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  443.760413][ T8403]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  443.760416][ T8403]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  443.760418][ T8403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  443.760419][ T8403]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  443.760420][ T8403]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  443.760422][ T8403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  443.760424][ T8403]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  443.760426][ T8403]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  443.760428][ T8403]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  443.760429][ T8403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  443.760431][ T8403]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  443.760434][ T8403]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  443.760437][ T8403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  443.760438][ T8403]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  443.760439][ T8403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  443.760441][ T8403]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  443.760442][ T8403]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  443.760444][ T8403]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  443.760445][ T8403]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  443.760447][ T8403]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  443.760450][ T8403]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  443.760452][ T8403]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  443.760453][ T8403]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  443.760455][ T8403]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  443.760457][ T8403]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  443.760460][ T8403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  443.760461][ T8403]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  443.760464][ T8403]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  443.760466][ T8403]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  443.760468][ T8403]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  443.760470][ T8403]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  443.760472][ T8403]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  443.760474][ T8403]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  443.760476][ T8403]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  443.760478][ T8403]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  443.760481][ T8403]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  443.760483][ T8403]  ____sys_sendmsg (net/socket.c:2713)
[  443.760485][ T8403]  ? copy_msghdr_from_user (net/socket.c:2650)
[  443.760487][ T8403]  ? sock_write_iter (net/socket.c:1269)
[  443.760488][ T8403]  ? move_addr_to_kernel (net/socket.c:258)
[  443.760493][ T8403]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  443.760496][ T8403]  ___sys_sendmsg (net/socket.c:2767)
[  443.760498][ T8403]  ? copy_msghdr_from_user (net/socket.c:2619)
[  443.760503][ T8403]  __sys_sendmsg (net/socket.c:2799)
[  443.760505][ T8403]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  443.760508][ T8403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  443.760510][ T8403]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  443.760512][ T8403]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  443.760514][ T8403]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  443.760515][ T8403] RIP: 0033:0x7f0171e5454e
[  443.760517][ T8403] 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
[  443.760520][ T8403] RSP: 002b:00007fff08e0c8a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  443.760524][ T8403] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f0171e5454e
[  443.760526][ T8403] RDX: 0000000000000000 RSI: 00007fff08e0c950 RDI: 0000000000000005
[  443.760527][ T8403] RBP: 00007fff08e0c8b0 R08: 0000000000000000 R09: 0000000000000000
[  443.760528][ T8403] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4aa
[  443.760529][ T8403] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff08e0d010
| [  444.953557][ T8453] softirqs last disabled at (0): 0x0
| [  444.953559][ T8453] Preemption disabled at:
| [  444.953560][ T8453] vprintk_emit (kernel/printk/printk.c:2471)
| [  444.953571][ T8453] Tainted: [W]=WARN
[  444.953572][ T8453] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  444.953574][ T8453] Call Trace:
[  444.953575][ T8453]  <TASK>
[  444.953577][ T8453]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  444.953582][ T8453]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  444.953584][ T8453]  __might_resched.cold (kernel/sched/core.c:9234)
[  444.953588][ T8453]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  444.953590][ T8453]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  444.953594][ T8453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  444.953597][ T8453]  __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))
[  444.953599][ T8453]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  444.953603][ T8453]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  444.953608][ T8453]  ? 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)
[  444.953610][ T8453]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  444.953612][ T8453]  put_chars (drivers/char/virtio_console.c:1176)
[  444.953614][ T8453]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  444.953616][ T8453]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  444.953619][ T8453]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  444.953623][ T8453]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  444.953625][ T8453]  ? vsnprintf (lib/vsprintf.c:2900)
[  444.953628][ T8453]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  444.953630][ T8453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  444.953631][ T8453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  444.953633][ T8453]  console_emit_next_record (kernel/printk/printk.c:3183)
[  444.953636][ T8453]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  444.953638][ T8453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  444.953639][ T8453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  444.953640][ T8453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  444.953641][ T8453]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  444.953644][ T8453]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  444.953646][ T8453]  console_flush_one_record (kernel/printk/printk.c:3268)
[  444.953648][ T8453]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  444.953651][ T8453]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  444.953653][ T8453]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  444.953655][ T8453]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  444.953657][ T8453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  444.953658][ T8453]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  444.953659][ T8453]  ? 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)
[  444.953661][ T8453]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  444.953662][ T8453]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  444.953665][ T8453]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  444.953666][ T8453]  vprintk_emit (kernel/printk/printk.c:2479)
[  444.953668][ T8453]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  444.953669][ T8453]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  444.953671][ T8453]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  444.953674][ T8453]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  444.953676][ T8453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  444.953678][ T8453]  _printk (kernel/printk/printk.c:2504)
[  444.953681][ T8453]  ? snapshot_read.cold (user.c:?)
[  444.953683][ T8453]  ? br_multicast_flood (??:?)
[  444.953686][ T8453]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  444.953689][ T8453]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  444.953690][ T8453]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  444.953692][ T8453]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  444.953695][ T8453]  br_init_port (net/bridge/br_stp_if.c:39)
[  444.953697][ T8453]  new_nbp (net/bridge/br_if.c:449)
[  444.953700][ T8453]  br_add_if (net/bridge/br_if.c:592)
[  444.953702][ T8453]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  444.953706][ T8453]  do_set_master (net/core/rtnetlink.c:3071)
[  444.953708][ T8453]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  444.953709][ T8453]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  444.953711][ T8453]  ? __dev_get_by_name (net/core/dev.c:905)
[  444.953713][ T8453]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  444.953717][ T8453]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  444.953720][ T8453]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  444.953722][ T8453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  444.953723][ T8453]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  444.953725][ T8453]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  444.953726][ T8453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  444.953728][ T8453]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  444.953731][ T8453]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  444.953732][ T8453]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  444.953735][ T8453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  444.953736][ T8453]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  444.953738][ T8453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  444.953739][ T8453]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  444.953740][ T8453]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  444.953742][ T8453]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  444.953744][ T8453]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  444.953745][ T8453]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  444.953749][ T8453]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  444.953752][ T8453]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  444.953754][ T8453]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  444.953756][ T8453]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  444.953757][ T8453]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  444.953761][ T8453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  444.953762][ T8453]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  444.953764][ T8453]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  444.953767][ T8453]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  444.953769][ T8453]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  444.953772][ T8453]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  444.953775][ T8453]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  444.953778][ T8453]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  444.953780][ T8453]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  444.953781][ T8453]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  444.953785][ T8453]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  444.953788][ T8453]  ____sys_sendmsg (net/socket.c:2713)
[  444.953790][ T8453]  ? copy_msghdr_from_user (net/socket.c:2650)
[  444.953792][ T8453]  ? sock_write_iter (net/socket.c:1269)
[  444.953793][ T8453]  ? move_addr_to_kernel (net/socket.c:258)
[  444.953796][ T8453]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  444.953798][ T8453]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  444.953800][ T8453]  ___sys_sendmsg (net/socket.c:2767)
[  444.953802][ T8453]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  444.953804][ T8453]  ? copy_msghdr_from_user (net/socket.c:2619)
[  444.953806][ T8453]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  444.953810][ T8453]  __sys_sendmsg (net/socket.c:2799)
[  444.953812][ T8453]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  444.953815][ T8453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  444.953816][ T8453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  444.953818][ T8453]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  444.953821][ T8453]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  444.953823][ T8453]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  444.953825][ T8453] RIP: 0033:0x7f9c1ed5754e
[  444.953827][ T8453] 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
[  444.953829][ T8453] RSP: 002b:00007fff24e9d930 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  444.953833][ T8453] RAX: ffffffffffffffda RBX: 00007fff24e9e0f8 RCX: 00007f9c1ed5754e
[  444.953835][ T8453] RDX: 0000000000000000 RSI: 00007fff24e9d9e0 RDI: 0000000000000005
[  444.953836][ T8453] RBP: 00007fff24e9d940 R08: 0000000000000000 R09: 0000000000000000
[  444.953837][ T8453] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4ab
[  444.953838][ T8453] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff24e9e0b0
| [  450.627572][ T8486] softirqs last disabled at (0): 0x0
| [  450.627575][ T8486] Preemption disabled at:
| [  450.627577][ T8486] vprintk_emit (kernel/printk/printk.c:2471)
| [  450.627590][ T8486] Tainted: [W]=WARN
[  450.627591][ T8486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  450.627593][ T8486] Call Trace:
[  450.627595][ T8486]  <TASK>
[  450.627596][ T8486]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  450.627601][ T8486]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  450.627603][ T8486]  __might_resched.cold (kernel/sched/core.c:9234)
[  450.627607][ T8486]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  450.627610][ T8486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  450.627613][ T8486]  __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))
[  450.627616][ T8486]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  450.627619][ T8486]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  450.627624][ T8486]  ? 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)
[  450.627625][ T8486]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  450.627629][ T8486]  put_chars (drivers/char/virtio_console.c:1176)
[  450.627630][ T8486]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[  450.627632][ T8486]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  450.627634][ T8486]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  450.627637][ T8486]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  450.627641][ T8486]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  450.627643][ T8486]  ? 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)
[  450.627645][ T8486]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  450.627647][ T8486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  450.627648][ T8486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  450.627649][ T8486]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  450.627652][ T8486]  console_emit_next_record (kernel/printk/printk.c:3183)
[  450.627655][ T8486]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  450.627657][ T8486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  450.627658][ T8486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  450.627659][ T8486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  450.627660][ T8486]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  450.627662][ T8486]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  450.627664][ T8486]  console_flush_one_record (kernel/printk/printk.c:3268)
[  450.627667][ T8486]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  450.627669][ T8486]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  450.627671][ T8486]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  450.627673][ T8486]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  450.627675][ T8486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  450.627676][ T8486]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  450.627678][ T8486]  ? 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)
[  450.627679][ T8486]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  450.627681][ T8486]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  450.627683][ T8486]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  450.627684][ T8486]  vprintk_emit (kernel/printk/printk.c:2479)
[  450.627686][ T8486]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  450.627688][ T8486]  ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact
[  450.627691][ T8486]  _printk (kernel/printk/printk.c:2504)
[  450.627694][ T8486]  ? snapshot_read.cold (user.c:?)
[  450.627697][ T8486]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[  450.627700][ T8486] gact_init_module (net/sched/act_gact.c:180) act_gact
[  450.627702][ T8486]  do_one_initcall (init/main.c:1357)
[  450.627704][ T8486]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[  450.627706][ T8486]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[  450.627709][ T8486]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[  450.627712][ T8486]  do_init_module (kernel/module/main.c:3117)
[  450.627714][ T8486]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[  450.627716][ T8486]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[  450.627718][ T8486]  load_module (kernel/module/main.c:3593)
[  450.627720][ T8486]  ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11))
[  450.627724][ T8486]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[  450.627726][ T8486]  ? __ia32_sys_fsconfig (??:?)
[  450.627729][ T8486]  ? backing_file_read_iter (fs/backing-file.c:211)
[  450.627733][ T8486]  init_module_from_file (kernel/module/main.c:3790)
[  450.627734][ T8486]  ? __do_sys_init_module (kernel/module/main.c:3664)
[  450.627736][ T8486]  ? ovl_mmap (fs/overlayfs/file.c:477)
[  450.627739][ T8486]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  450.627741][ T8486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  450.627743][ T8486]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  450.627744][ T8486]  ? 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)
[  450.627746][ T8486]  idempotent_init_module (kernel/module/main.c:3802)
[  450.627748][ T8486]  ? init_module_from_file (kernel/module/main.c:3791)
[  450.627750][ T8486]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  450.627752][ T8486]  ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769)
[  450.627755][ T8486]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[  450.627757][ T8486]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  450.627760][ T8486]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  450.627763][ T8486]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  450.627766][ T8486]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  450.627768][ T8486] RIP: 0033:0x7f824aca637d
[  450.627770][ T8486] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  450.627772][ T8486] RSP: 002b:00007fff91854b78 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[  450.627776][ T8486] RAX: ffffffffffffffda RBX: 000055b7706e7810 RCX: 00007f824aca637d
[  450.627777][ T8486] RDX: 0000000000000000 RSI: 000055b75e97bffd RDI: 0000000000000000
[  450.627778][ T8486] RBP: 00007fff91854c10 R08: 0000000000000000 R09: 0000000000000000
[  450.627779][ T8486] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b75e97bffd
[  450.627780][ T8486] R13: 000055b7706e7960 R14: 0000000000040000 R15: 0000000000000000
| [  453.298110][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  453.298114][   T70] Preemption disabled at:
| [  453.298115][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  453.298129][   T70] Tainted: [W]=WARN
[  453.298131][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  453.298134][   T70] Workqueue: netns cleanup_net
[  453.298150][   T70] Call Trace:
[  453.298152][   T70]  <TASK>
[  453.298155][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  453.298162][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  453.298164][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  453.298169][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  453.298173][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  453.298177][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  453.298181][   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))
[  453.298185][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  453.298189][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  453.298195][   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)
[  453.298198][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  453.298202][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  453.298205][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  453.298208][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  453.298212][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  453.298218][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  453.298221][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  453.298224][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  453.298227][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  453.298229][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  453.298233][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  453.298237][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  453.298240][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  453.298242][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  453.298244][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  453.298246][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  453.298250][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  453.298254][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  453.298257][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  453.298262][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  453.298265][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  453.298268][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  453.298271][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  453.298273][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  453.298276][   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)
[  453.298278][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  453.298281][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  453.298284][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  453.298287][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  453.298290][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  453.298292][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  453.298295][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  453.298299][   T70]  ? kthread (kernel/kthread.c:436)
[  453.298302][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  453.298306][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  453.298310][   T70]  _printk (kernel/printk/printk.c:2504)
[  453.298314][   T70]  ? snapshot_read.cold (user.c:?)
[  453.298318][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  453.298322][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  453.298326][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  453.298329][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  453.298333][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  453.298335][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  453.298337][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  453.298341][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  453.298344][   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)
[  453.298347][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  453.298350][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  453.298354][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  453.298359][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  453.298363][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  453.298367][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  453.298370][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  453.298373][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  453.298378][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  453.298381][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  453.298384][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  453.298387][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  453.298390][   T70]  process_one_work (kernel/workqueue.c:3387)
[  453.298395][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  453.298399][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  453.298403][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  453.298407][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  453.298410][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  453.298413][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  453.298417][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  453.298420][   T70]  kthread (kernel/kthread.c:436)
[  453.298422][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  453.298425][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  453.298428][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  453.298431][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  453.298435][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  453.298439][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  453.298442][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  454.329273][ T8631] softirqs last disabled at (0): 0x0
| [  454.329276][ T8631] Preemption disabled at:
| [  454.329277][ T8631] vprintk_emit (kernel/printk/printk.c:2471)
| [  454.329290][ T8631] Tainted: [W]=WARN
[  454.329292][ T8631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  454.329295][ T8631] Call Trace:
[  454.329297][ T8631]  <TASK>
[  454.329299][ T8631]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  454.329306][ T8631]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  454.329309][ T8631]  __might_resched.cold (kernel/sched/core.c:9234)
[  454.329314][ T8631]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  454.329318][ T8631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.329322][ T8631]  __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))
[  454.329326][ T8631]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  454.329330][ T8631]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  454.329337][ T8631]  ? 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)
[  454.329339][ T8631]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  454.329343][ T8631]  put_chars (drivers/char/virtio_console.c:1176)
[  454.329346][ T8631]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  454.329348][ T8631]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  454.329352][ T8631]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  454.329356][ T8631]  ? pointer (lib/vsprintf.c:2577)
[  454.329361][ T8631]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  454.329367][ T8631]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  454.329370][ T8631]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  454.329373][ T8631]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  454.329377][ T8631]  console_emit_next_record (kernel/printk/printk.c:3183)
[  454.329381][ T8631]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  454.329385][ T8631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.329387][ T8631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.329389][ T8631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.329391][ T8631]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  454.329394][ T8631]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  454.329397][ T8631]  console_flush_one_record (kernel/printk/printk.c:3268)
[  454.329401][ T8631]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  454.329405][ T8631]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  454.329408][ T8631]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  454.329411][ T8631]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  454.329414][ T8631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.329416][ T8631]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  454.329419][ T8631]  ? 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)
[  454.329421][ T8631]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  454.329424][ T8631]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  454.329427][ T8631]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  454.329430][ T8631]  vprintk_emit (kernel/printk/printk.c:2479)
[  454.329433][ T8631]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  454.329435][ T8631]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  454.329439][ T8631]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  454.329444][ T8631]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  454.329448][ T8631]  _printk (kernel/printk/printk.c:2504)
[  454.329452][ T8631]  ? snapshot_read.cold (user.c:?)
[  454.329456][ T8631]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  454.329459][ T8631]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  454.329463][ T8631]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  454.329467][ T8631]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  454.329471][ T8631]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  454.329475][ T8631]  ? netdev_notice (net/core/dev.c:13194)
[  454.329479][ T8631]  ? 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)
[  454.329481][ T8631]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  454.329485][ T8631]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  454.329488][ T8631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.329490][ T8631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.329492][ T8631]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  454.329495][ T8631]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  454.329498][ T8631]  ? 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)
[  454.329500][ T8631]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  454.329503][ T8631]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  454.329506][ T8631]  ? register_netdev (net/core/dev.c:11618)
[  454.329508][ T8631]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  454.329511][ T8631]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  454.329515][ T8631]  ? __kernel_text_address (kernel/extable.c:79)
[  454.329519][ T8631]  ? write_profile (profile.c:?)
[  454.329523][ T8631]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  454.329528][ T8631]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  454.329532][ T8631]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  454.329534][ T8631]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  454.329537][ T8631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.329539][ T8631]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  454.329544][ T8631]  ? kasan_save_stack (mm/kasan/common.c:58)
[  454.329547][ T8631]  ? kasan_save_stack (mm/kasan/common.c:57)
[  454.329554][ T8631]  ? kasan_save_track (mm/kasan/common.c:78)
[  454.329556][ T8631]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  454.329558][ T8631]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  454.329561][ T8631]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  454.329563][ T8631]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  454.329565][ T8631]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  454.329569][ T8631]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  454.329572][ T8631]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  454.329574][ T8631]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  454.329578][ T8631]  ? ____sys_sendmsg (net/socket.c:2713)
[  454.329580][ T8631]  ? ___sys_sendmsg (net/socket.c:2767)
[  454.329583][ T8631]  ? __sys_sendmsg (net/socket.c:2799)
[  454.329586][ T8631]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  454.329589][ T8631]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  454.329593][ T8631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.329596][ T8631]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  454.329598][ T8631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.329600][ T8631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.329603][ T8631]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  454.329605][ T8631]  ? __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)
[  454.329607][ T8631]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  454.329610][ T8631]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  454.329613][ T8631]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  454.329615][ T8631]  ? nla_get_range_signed (lib/nlattr.c:270)
[  454.329620][ T8631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.329622][ T8631]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  454.329626][ T8631]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  454.329630][ T8631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.329632][ T8631]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  454.329635][ T8631]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  454.329637][ T8631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.329640][ T8631]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  454.329643][ T8631]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  454.329646][ T8631]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  454.329649][ T8631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.329651][ T8631]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  454.329656][ T8631]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  454.329659][ T8631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.329661][ T8631]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  454.329664][ T8631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.329666][ T8631]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  454.329669][ T8631]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  454.329672][ T8631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  454.329674][ T8631]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  454.329677][ T8631]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  454.329681][ T8631]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  454.329684][ T8631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  454.329687][ T8631]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  454.329690][ T8631]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  454.329692][ T8631]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  454.329698][ T8631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.329700][ T8631]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  454.329703][ T8631]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  454.329707][ T8631]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  454.329710][ T8631]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  454.329714][ T8631]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  454.329718][ T8631]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  454.329720][ T8631]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  454.329723][ T8631]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  454.329726][ T8631]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  454.329731][ T8631]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  454.329734][ T8631]  ____sys_sendmsg (net/socket.c:2713)
[  454.329737][ T8631]  ? copy_msghdr_from_user (net/socket.c:2650)
[  454.329740][ T8631]  ? sock_write_iter (net/socket.c:1269)
[  454.329742][ T8631]  ? move_addr_to_kernel (net/socket.c:258)
[  454.329745][ T8631]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  454.329750][ T8631]  ___sys_sendmsg (net/socket.c:2767)
[  454.329753][ T8631]  ? copy_msghdr_from_user (net/socket.c:2619)
[  454.329762][ T8631]  __sys_sendmsg (net/socket.c:2799)
[  454.329765][ T8631]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  454.329770][ T8631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.329773][ T8631]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  454.329776][ T8631]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  454.329779][ T8631]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  454.329782][ T8631] RIP: 0033:0x7f98d878d54e
[  454.329785][ T8631] 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
[  454.329788][ T8631] RSP: 002b:00007fff3ab01ac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  454.329793][ T8631] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f98d878d54e
[  454.329795][ T8631] RDX: 0000000000000000 RSI: 00007fff3ab01b70 RDI: 0000000000000005
[  454.329798][ T8631] RBP: 00007fff3ab01ad0 R08: 0000000000000000 R09: 0000000000000000
[  454.329799][ T8631] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4b4
[  454.329801][ T8631] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff3ab02230
| [  455.761455][ T8707] softirqs last disabled at (0): 0x0
| [  455.761457][ T8707] Preemption disabled at:
| [  455.761458][ T8707] vprintk_emit (kernel/printk/printk.c:2471)
| [  455.761468][ T8707] Tainted: [W]=WARN
[  455.761469][ T8707] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  455.761471][ T8707] Call Trace:
[  455.761472][ T8707]  <TASK>
[  455.761474][ T8707]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  455.761479][ T8707]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  455.761481][ T8707]  __might_resched.cold (kernel/sched/core.c:9234)
[  455.761485][ T8707]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  455.761487][ T8707]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  455.761491][ T8707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  455.761493][ T8707]  __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))
[  455.761496][ T8707]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  455.761499][ T8707]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  455.761504][ T8707]  ? 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)
[  455.761506][ T8707]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  455.761509][ T8707]  put_chars (drivers/char/virtio_console.c:1176)
[  455.761510][ T8707]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  455.761512][ T8707]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  455.761515][ T8707]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  455.761520][ T8707]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  455.761521][ T8707]  ? vsnprintf (lib/vsprintf.c:2900)
[  455.761525][ T8707]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  455.761527][ T8707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  455.761528][ T8707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  455.761530][ T8707]  console_emit_next_record (kernel/printk/printk.c:3183)
[  455.761532][ T8707]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  455.761535][ T8707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  455.761536][ T8707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  455.761537][ T8707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  455.761538][ T8707]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  455.761540][ T8707]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  455.761542][ T8707]  console_flush_one_record (kernel/printk/printk.c:3268)
[  455.761545][ T8707]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  455.761548][ T8707]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  455.761550][ T8707]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  455.761554][ T8707]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  455.761556][ T8707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  455.761557][ T8707]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  455.761559][ T8707]  ? 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)
[  455.761560][ T8707]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  455.761562][ T8707]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  455.761564][ T8707]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  455.761565][ T8707]  vprintk_emit (kernel/printk/printk.c:2479)
[  455.761567][ T8707]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  455.761569][ T8707]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  455.761570][ T8707]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  455.761574][ T8707]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  455.761577][ T8707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  455.761579][ T8707]  _printk (kernel/printk/printk.c:2504)
[  455.761583][ T8707]  ? snapshot_read.cold (user.c:?)
[  455.761587][ T8707]  ? br_multicast_flood (??:?)
[  455.761591][ T8707]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  455.761593][ T8707]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  455.761595][ T8707]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  455.761597][ T8707]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  455.761600][ T8707]  br_init_port (net/bridge/br_stp_if.c:39)
[  455.761602][ T8707]  new_nbp (net/bridge/br_if.c:449)
[  455.761604][ T8707]  br_add_if (net/bridge/br_if.c:592)
[  455.761606][ T8707]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  455.761610][ T8707]  do_set_master (net/core/rtnetlink.c:3071)
[  455.761612][ T8707]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  455.761614][ T8707]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  455.761616][ T8707]  ? __dev_get_by_name (net/core/dev.c:905)
[  455.761617][ T8707]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  455.761622][ T8707]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  455.761624][ T8707]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  455.761627][ T8707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  455.761628][ T8707]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  455.761629][ T8707]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  455.761631][ T8707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  455.761632][ T8707]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  455.761635][ T8707]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  455.761637][ T8707]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  455.761639][ T8707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  455.761640][ T8707]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  455.761642][ T8707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  455.761643][ T8707]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  455.761645][ T8707]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  455.761646][ T8707]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  455.761648][ T8707]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  455.761649][ T8707]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  455.761653][ T8707]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  455.761656][ T8707]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  455.761658][ T8707]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  455.761660][ T8707]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  455.761661][ T8707]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  455.761665][ T8707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  455.761666][ T8707]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  455.761668][ T8707]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  455.761670][ T8707]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  455.761672][ T8707]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  455.761675][ T8707]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  455.761679][ T8707]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  455.761681][ T8707]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  455.761683][ T8707]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  455.761685][ T8707]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  455.761688][ T8707]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  455.761691][ T8707]  ____sys_sendmsg (net/socket.c:2713)
[  455.761693][ T8707]  ? copy_msghdr_from_user (net/socket.c:2650)
[  455.761695][ T8707]  ? sock_write_iter (net/socket.c:1269)
[  455.761696][ T8707]  ? move_addr_to_kernel (net/socket.c:258)
[  455.761698][ T8707]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  455.761701][ T8707]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  455.761703][ T8707]  ___sys_sendmsg (net/socket.c:2767)
[  455.761705][ T8707]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  455.761707][ T8707]  ? copy_msghdr_from_user (net/socket.c:2619)
[  455.761708][ T8707]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  455.761713][ T8707]  __sys_sendmsg (net/socket.c:2799)
[  455.761715][ T8707]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  455.761718][ T8707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  455.761719][ T8707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  455.761721][ T8707]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  455.761724][ T8707]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  455.761726][ T8707]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  455.761728][ T8707] RIP: 0033:0x7f4e72de154e
[  455.761730][ T8707] 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
[  455.761732][ T8707] RSP: 002b:00007ffe355bfab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  455.761736][ T8707] RAX: ffffffffffffffda RBX: 00007ffe355c0278 RCX: 00007f4e72de154e
[  455.761738][ T8707] RDX: 0000000000000000 RSI: 00007ffe355bfb60 RDI: 0000000000000005
[  455.761739][ T8707] RBP: 00007ffe355bfac0 R08: 0000000000000000 R09: 0000000000000000
[  455.761740][ T8707] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4b6
[  455.761740][ T8707] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe355c0230
| [  457.041465][ T8766] softirqs last disabled at (0): 0x0
| [  457.041467][ T8766] Preemption disabled at:
| [  457.041468][ T8766] vprintk_emit (kernel/printk/printk.c:2471)
| [  457.041478][ T8766] Tainted: [W]=WARN
[  457.041479][ T8766] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  457.041481][ T8766] Call Trace:
[  457.041482][ T8766]  <TASK>
[  457.041483][ T8766]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  457.041489][ T8766]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  457.041490][ T8766]  __might_resched.cold (kernel/sched/core.c:9234)
[  457.041494][ T8766]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  457.041496][ T8766]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  457.041500][ T8766]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  457.041503][ T8766]  __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))
[  457.041506][ T8766]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  457.041509][ T8766]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  457.041514][ T8766]  ? 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)
[  457.041515][ T8766]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  457.041518][ T8766]  put_chars (drivers/char/virtio_console.c:1176)
[  457.041520][ T8766]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  457.041522][ T8766]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  457.041525][ T8766]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  457.041530][ T8766]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  457.041531][ T8766]  ? vsnprintf (lib/vsprintf.c:2900)
[  457.041535][ T8766]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  457.041537][ T8766]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  457.041538][ T8766]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  457.041540][ T8766]  console_emit_next_record (kernel/printk/printk.c:3183)
[  457.041543][ T8766]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  457.041545][ T8766]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  457.041546][ T8766]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  457.041547][ T8766]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  457.041548][ T8766]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  457.041551][ T8766]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  457.041555][ T8766]  console_flush_one_record (kernel/printk/printk.c:3268)
[  457.041558][ T8766]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  457.041561][ T8766]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  457.041563][ T8766]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  457.041565][ T8766]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  457.041567][ T8766]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  457.041568][ T8766]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  457.041570][ T8766]  ? 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)
[  457.041572][ T8766]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  457.041573][ T8766]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  457.041576][ T8766]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  457.041579][ T8766]  vprintk_emit (kernel/printk/printk.c:2479)
[  457.041582][ T8766]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  457.041584][ T8766]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  457.041587][ T8766]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  457.041590][ T8766]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  457.041592][ T8766]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  457.041594][ T8766]  _printk (kernel/printk/printk.c:2504)
[  457.041597][ T8766]  ? snapshot_read.cold (user.c:?)
[  457.041599][ T8766]  ? br_multicast_flood (??:?)
[  457.041603][ T8766]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  457.041605][ T8766]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  457.041607][ T8766]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  457.041609][ T8766]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  457.041612][ T8766]  br_init_port (net/bridge/br_stp_if.c:39)
[  457.041614][ T8766]  new_nbp (net/bridge/br_if.c:449)
[  457.041616][ T8766]  br_add_if (net/bridge/br_if.c:592)
[  457.041618][ T8766]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  457.041622][ T8766]  do_set_master (net/core/rtnetlink.c:3071)
[  457.041624][ T8766]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  457.041626][ T8766]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  457.041628][ T8766]  ? __dev_get_by_name (net/core/dev.c:905)
[  457.041630][ T8766]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  457.041634][ T8766]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  457.041636][ T8766]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  457.041639][ T8766]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  457.041640][ T8766]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  457.041642][ T8766]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  457.041643][ T8766]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  457.041645][ T8766]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  457.041647][ T8766]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  457.041649][ T8766]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  457.041652][ T8766]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  457.041653][ T8766]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  457.041655][ T8766]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  457.041656][ T8766]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  457.041658][ T8766]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  457.041660][ T8766]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  457.041661][ T8766]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  457.041663][ T8766]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  457.041666][ T8766]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  457.041670][ T8766]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  457.041671][ T8766]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  457.041673][ T8766]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  457.041674][ T8766]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  457.041678][ T8766]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  457.041679][ T8766]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  457.041681][ T8766]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  457.041683][ T8766]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  457.041686][ T8766]  ? next_uptodate_folio (mm/filemap.c:3747)
[  457.041689][ T8766]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  457.041691][ T8766]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  457.041693][ T8766]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  457.041695][ T8766]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  457.041699][ T8766]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  457.041701][ T8766]  ____sys_sendmsg (net/socket.c:2713)
[  457.041703][ T8766]  ? copy_msghdr_from_user (net/socket.c:2650)
[  457.041705][ T8766]  ? sock_write_iter (net/socket.c:1269)
[  457.041707][ T8766]  ? move_addr_to_kernel (net/socket.c:258)
[  457.041709][ T8766]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  457.041712][ T8766]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  457.041714][ T8766]  ___sys_sendmsg (net/socket.c:2767)
[  457.041715][ T8766]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  457.041717][ T8766]  ? copy_msghdr_from_user (net/socket.c:2619)
[  457.041719][ T8766]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  457.041724][ T8766]  __sys_sendmsg (net/socket.c:2799)
[  457.041726][ T8766]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  457.041729][ T8766]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  457.041730][ T8766]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  457.041732][ T8766]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  457.041734][ T8766]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  457.041736][ T8766]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  457.041738][ T8766] RIP: 0033:0x7f3f486dc54e
[  457.041741][ T8766] 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
[  457.041743][ T8766] RSP: 002b:00007fffad4e45d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  457.041747][ T8766] RAX: ffffffffffffffda RBX: 00007fffad4e4d98 RCX: 00007f3f486dc54e
[  457.041748][ T8766] RDX: 0000000000000000 RSI: 00007fffad4e4680 RDI: 0000000000000005
[  457.041749][ T8766] RBP: 00007fffad4e45e0 R08: 0000000000000000 R09: 0000000000000000
[  457.041750][ T8766] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4b7
[  457.041751][ T8766] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffad4e4d50
| [  465.833412][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  465.833414][   T70] Preemption disabled at:
| [  465.833415][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  465.833427][   T70] Tainted: [W]=WARN
[  465.833428][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  465.833430][   T70] Workqueue: netns cleanup_net
[  465.833435][   T70] Call Trace:
[  465.833437][   T70]  <TASK>
[  465.833439][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  465.833444][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  465.833446][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  465.833449][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  465.833452][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  465.833456][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  465.833458][   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))
[  465.833461][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  465.833464][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  465.833469][   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)
[  465.833471][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  465.833474][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  465.833476][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  465.833478][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  465.833481][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  465.833485][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  465.833487][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  465.833490][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  465.833492][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  465.833493][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  465.833495][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  465.833498][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  465.833500][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  465.833501][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  465.833502][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  465.833503][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  465.833506][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  465.833508][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  465.833510][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  465.833513][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  465.833515][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  465.833517][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  465.833519][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  465.833520][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  465.833521][   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)
[  465.833523][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  465.833524][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  465.833527][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  465.833528][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  465.833530][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  465.833531][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  465.833533][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  465.833536][   T70]  ? kthread (kernel/kthread.c:436)
[  465.833538][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  465.833541][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  465.833544][   T70]  _printk (kernel/printk/printk.c:2504)
[  465.833547][   T70]  ? snapshot_read.cold (user.c:?)
[  465.833549][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  465.833557][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  465.833559][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  465.833562][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  465.833564][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  465.833565][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  465.833567][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  465.833570][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  465.833571][   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)
[  465.833573][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  465.833575][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  465.833578][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  465.833582][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  465.833584][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  465.833587][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  465.833589][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  465.833591][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  465.833594][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  465.833596][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  465.833598][   T70]  ? update_load_avg (kernel/sched/fair.c:5864)
[  465.833601][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  465.833602][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  465.833604][   T70]  process_one_work (kernel/workqueue.c:3387)
[  465.833607][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  465.833610][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  465.833612][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  465.833615][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  465.833617][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  465.833619][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  465.833621][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  465.833623][   T70]  kthread (kernel/kthread.c:436)
[  465.833625][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  465.833626][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  465.833628][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  465.833630][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  465.833632][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  465.833635][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  465.833637][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  467.122714][ T9015] softirqs last disabled at (0): 0x0
| [  467.122716][ T9015] Preemption disabled at:
| [  467.122717][ T9015] vprintk_emit (kernel/printk/printk.c:2471)
| [  467.122728][ T9015] Tainted: [W]=WARN
[  467.122729][ T9015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  467.122731][ T9015] Call Trace:
[  467.122733][ T9015]  <TASK>
[  467.122734][ T9015]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  467.122740][ T9015]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  467.122741][ T9015]  __might_resched.cold (kernel/sched/core.c:9234)
[  467.122745][ T9015]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  467.122748][ T9015]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  467.122751][ T9015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  467.122754][ T9015]  __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))
[  467.122757][ T9015]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  467.122760][ T9015]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  467.122765][ T9015]  ? 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)
[  467.122767][ T9015]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  467.122770][ T9015]  put_chars (drivers/char/virtio_console.c:1176)
[  467.122772][ T9015]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  467.122774][ T9015]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  467.122776][ T9015]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  467.122781][ T9015]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  467.122783][ T9015]  ? vsnprintf (lib/vsprintf.c:2900)
[  467.122787][ T9015]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  467.122788][ T9015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  467.122789][ T9015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  467.122791][ T9015]  console_emit_next_record (kernel/printk/printk.c:3183)
[  467.122794][ T9015]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  467.122797][ T9015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  467.122798][ T9015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  467.122799][ T9015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  467.122800][ T9015]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  467.122803][ T9015]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  467.122805][ T9015]  console_flush_one_record (kernel/printk/printk.c:3268)
[  467.122808][ T9015]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  467.122811][ T9015]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  467.122813][ T9015]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  467.122815][ T9015]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  467.122817][ T9015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  467.122818][ T9015]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  467.122820][ T9015]  ? 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)
[  467.122821][ T9015]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  467.122823][ T9015]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  467.122825][ T9015]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  467.122826][ T9015]  vprintk_emit (kernel/printk/printk.c:2479)
[  467.122828][ T9015]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  467.122830][ T9015]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  467.122832][ T9015]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  467.122835][ T9015]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  467.122837][ T9015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  467.122838][ T9015]  _printk (kernel/printk/printk.c:2504)
[  467.122842][ T9015]  ? snapshot_read.cold (user.c:?)
[  467.122844][ T9015]  ? br_multicast_flood (??:?)
[  467.122847][ T9015]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  467.122850][ T9015]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  467.122851][ T9015]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  467.122853][ T9015]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  467.122856][ T9015]  br_init_port (net/bridge/br_stp_if.c:39)
[  467.122858][ T9015]  new_nbp (net/bridge/br_if.c:449)
[  467.122861][ T9015]  br_add_if (net/bridge/br_if.c:592)
[  467.122863][ T9015]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  467.122867][ T9015]  do_set_master (net/core/rtnetlink.c:3071)
[  467.122869][ T9015]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  467.122871][ T9015]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  467.122872][ T9015]  ? __dev_get_by_name (net/core/dev.c:905)
[  467.122874][ T9015]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  467.122878][ T9015]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  467.122881][ T9015]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  467.122883][ T9015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  467.122885][ T9015]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  467.122886][ T9015]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  467.122888][ T9015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  467.122889][ T9015]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  467.122892][ T9015]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  467.122894][ T9015]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  467.122897][ T9015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  467.122898][ T9015]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  467.122900][ T9015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  467.122901][ T9015]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  467.122902][ T9015]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  467.122904][ T9015]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  467.122906][ T9015]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  467.122907][ T9015]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  467.122911][ T9015]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  467.122915][ T9015]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  467.122916][ T9015]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  467.122918][ T9015]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  467.122920][ T9015]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  467.122923][ T9015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  467.122924][ T9015]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  467.122926][ T9015]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  467.122929][ T9015]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  467.122931][ T9015]  ? next_uptodate_folio (mm/filemap.c:3747)
[  467.122934][ T9015]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  467.122936][ T9015]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  467.122939][ T9015]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  467.122940][ T9015]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  467.122944][ T9015]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  467.122947][ T9015]  ____sys_sendmsg (net/socket.c:2713)
[  467.122949][ T9015]  ? copy_msghdr_from_user (net/socket.c:2650)
[  467.122951][ T9015]  ? sock_write_iter (net/socket.c:1269)
[  467.122952][ T9015]  ? move_addr_to_kernel (net/socket.c:258)
[  467.122955][ T9015]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  467.122957][ T9015]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  467.122959][ T9015]  ___sys_sendmsg (net/socket.c:2767)
[  467.122961][ T9015]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  467.122963][ T9015]  ? copy_msghdr_from_user (net/socket.c:2619)
[  467.122965][ T9015]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  467.122969][ T9015]  __sys_sendmsg (net/socket.c:2799)
[  467.122972][ T9015]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  467.122975][ T9015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  467.122976][ T9015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  467.122978][ T9015]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  467.122980][ T9015]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  467.122982][ T9015]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  467.122985][ T9015] RIP: 0033:0x7f623dfe954e
[  467.122987][ T9015] 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
[  467.122989][ T9015] RSP: 002b:00007ffd35010f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  467.122993][ T9015] RAX: ffffffffffffffda RBX: 00007ffd35011748 RCX: 00007f623dfe954e
[  467.122995][ T9015] RDX: 0000000000000000 RSI: 00007ffd35011030 RDI: 0000000000000005
[  467.122996][ T9015] RBP: 00007ffd35010f90 R08: 0000000000000000 R09: 0000000000000000
[  467.122997][ T9015] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4c1
[  467.122998][ T9015] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd35011700
| [  468.691692][ T9084] softirqs last disabled at (0): 0x0
| [  468.691693][ T9084] Preemption disabled at:
| [  468.691694][ T9084] vprintk_emit (kernel/printk/printk.c:2471)
| [  468.691704][ T9084] Tainted: [W]=WARN
[  468.691705][ T9084] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  468.691708][ T9084] Call Trace:
[  468.691709][ T9084]  <TASK>
[  468.691710][ T9084]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  468.691716][ T9084]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  468.691717][ T9084]  __might_resched.cold (kernel/sched/core.c:9234)
[  468.691722][ T9084]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  468.691725][ T9084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  468.691728][ T9084]  __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))
[  468.691731][ T9084]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  468.691734][ T9084]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  468.691739][ T9084]  ? 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)
[  468.691741][ T9084]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  468.691743][ T9084]  put_chars (drivers/char/virtio_console.c:1176)
[  468.691745][ T9084]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  468.691746][ T9084]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  468.691749][ T9084]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  468.691751][ T9084]  ? pointer (lib/vsprintf.c:2577)
[  468.691754][ T9084]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  468.691759][ T9084]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  468.691761][ T9084]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  468.691763][ T9084]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  468.691766][ T9084]  console_emit_next_record (kernel/printk/printk.c:3183)
[  468.691769][ T9084]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  468.691771][ T9084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  468.691772][ T9084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  468.691773][ T9084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  468.691774][ T9084]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  468.691776][ T9084]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  468.691778][ T9084]  console_flush_one_record (kernel/printk/printk.c:3268)
[  468.691781][ T9084]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  468.691784][ T9084]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  468.691786][ T9084]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  468.691787][ T9084]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  468.691789][ T9084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  468.691790][ T9084]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  468.691792][ T9084]  ? 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)
[  468.691794][ T9084]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  468.691795][ T9084]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  468.691797][ T9084]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  468.691799][ T9084]  vprintk_emit (kernel/printk/printk.c:2479)
[  468.691801][ T9084]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  468.691802][ T9084]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  468.691804][ T9084]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  468.691808][ T9084]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  468.691810][ T9084]  _printk (kernel/printk/printk.c:2504)
[  468.691813][ T9084]  ? snapshot_read.cold (user.c:?)
[  468.691815][ T9084]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  468.691817][ T9084]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  468.691821][ T9084]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  468.691823][ T9084]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  468.691826][ T9084]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  468.691828][ T9084]  ? netdev_notice (net/core/dev.c:13194)
[  468.691830][ T9084]  ? 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)
[  468.691832][ T9084]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  468.691835][ T9084]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  468.691837][ T9084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  468.691838][ T9084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  468.691839][ T9084]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  468.691840][ T9084]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  468.691842][ T9084]  ? 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)
[  468.691843][ T9084]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  468.691845][ T9084]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  468.691846][ T9084]  ? register_netdev (net/core/dev.c:11618)
[  468.691848][ T9084]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  468.691850][ T9084]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  468.691853][ T9084]  ? __kernel_text_address (kernel/extable.c:79)
[  468.691855][ T9084]  ? write_profile (profile.c:?)
[  468.691858][ T9084]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  468.691861][ T9084]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  468.691863][ T9084]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  468.691865][ T9084]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  468.691866][ T9084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  468.691867][ T9084]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  468.691871][ T9084]  ? kasan_save_stack (mm/kasan/common.c:58)
[  468.691873][ T9084]  ? kasan_save_stack (mm/kasan/common.c:57)
[  468.691874][ T9084]  ? kasan_save_track (mm/kasan/common.c:78)
[  468.691875][ T9084]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  468.691876][ T9084]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  468.691877][ T9084]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  468.691879][ T9084]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  468.691880][ T9084]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  468.691883][ T9084]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  468.691885][ T9084]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  468.691886][ T9084]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  468.691889][ T9084]  ? ____sys_sendmsg (net/socket.c:2713)
[  468.691890][ T9084]  ? ___sys_sendmsg (net/socket.c:2767)
[  468.691892][ T9084]  ? __sys_sendmsg (net/socket.c:2799)
[  468.691894][ T9084]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  468.691896][ T9084]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  468.691899][ T9084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  468.691900][ T9084]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  468.691901][ T9084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  468.691902][ T9084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  468.691904][ T9084]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  468.691905][ T9084]  ? __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)
[  468.691906][ T9084]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  468.691908][ T9084]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  468.691909][ T9084]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  468.691910][ T9084]  ? nla_get_range_signed (lib/nlattr.c:270)
[  468.691914][ T9084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  468.691915][ T9084]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  468.691917][ T9084]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  468.691919][ T9084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  468.691921][ T9084]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  468.691922][ T9084]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  468.691923][ T9084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  468.691925][ T9084]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  468.691927][ T9084]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  468.691929][ T9084]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  468.691930][ T9084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  468.691931][ T9084]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  468.691935][ T9084]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  468.691937][ T9084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  468.691938][ T9084]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  468.691940][ T9084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  468.691941][ T9084]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  468.691943][ T9084]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  468.691944][ T9084]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  468.691946][ T9084]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  468.691948][ T9084]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  468.691950][ T9084]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  468.691952][ T9084]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  468.691953][ T9084]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  468.691955][ T9084]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  468.691957][ T9084]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  468.691960][ T9084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  468.691962][ T9084]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  468.691964][ T9084]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  468.691966][ T9084]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  468.691968][ T9084]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  468.691970][ T9084]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  468.691972][ T9084]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  468.691974][ T9084]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  468.691976][ T9084]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  468.691977][ T9084]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  468.691981][ T9084]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  468.691983][ T9084]  ____sys_sendmsg (net/socket.c:2713)
[  468.691984][ T9084]  ? copy_msghdr_from_user (net/socket.c:2650)
[  468.691986][ T9084]  ? sock_write_iter (net/socket.c:1269)
[  468.691988][ T9084]  ? move_addr_to_kernel (net/socket.c:258)
[  468.691989][ T9084]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  468.691992][ T9084]  ___sys_sendmsg (net/socket.c:2767)
[  468.691994][ T9084]  ? copy_msghdr_from_user (net/socket.c:2619)
[  468.691999][ T9084]  __sys_sendmsg (net/socket.c:2799)
[  468.692001][ T9084]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  468.692004][ T9084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  468.692006][ T9084]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  468.692008][ T9084]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  468.692010][ T9084]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  468.692011][ T9084] RIP: 0033:0x7f5c4653754e
[  468.692013][ T9084] 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
[  468.692016][ T9084] RSP: 002b:00007ffd67e20ea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  468.692020][ T9084] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f5c4653754e
[  468.692021][ T9084] RDX: 0000000000000000 RSI: 00007ffd67e20f50 RDI: 0000000000000005
[  468.692022][ T9084] RBP: 00007ffd67e20eb0 R08: 0000000000000000 R09: 0000000000000000
[  468.692023][ T9084] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4c2
[  468.692024][ T9084] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd67e21610
| [  470.073547][ T9141] softirqs last disabled at (0): 0x0
| [  470.073549][ T9141] Preemption disabled at:
| [  470.073550][ T9141] vprintk_emit (kernel/printk/printk.c:2471)
| [  470.073565][ T9141] Tainted: [W]=WARN
[  470.073566][ T9141] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  470.073569][ T9141] Call Trace:
[  470.073571][ T9141]  <TASK>
[  470.073572][ T9141]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  470.073578][ T9141]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  470.073579][ T9141]  __might_resched.cold (kernel/sched/core.c:9234)
[  470.073583][ T9141]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  470.073586][ T9141]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  470.073589][ T9141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  470.073592][ T9141]  __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))
[  470.073595][ T9141]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  470.073598][ T9141]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  470.073603][ T9141]  ? 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)
[  470.073605][ T9141]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  470.073608][ T9141]  put_chars (drivers/char/virtio_console.c:1176)
[  470.073609][ T9141]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  470.073611][ T9141]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  470.073614][ T9141]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  470.073619][ T9141]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  470.073621][ T9141]  ? vsnprintf (lib/vsprintf.c:2900)
[  470.073624][ T9141]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  470.073626][ T9141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  470.073627][ T9141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  470.073629][ T9141]  console_emit_next_record (kernel/printk/printk.c:3183)
[  470.073632][ T9141]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  470.073634][ T9141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  470.073635][ T9141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  470.073636][ T9141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  470.073637][ T9141]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  470.073640][ T9141]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  470.073642][ T9141]  console_flush_one_record (kernel/printk/printk.c:3268)
[  470.073645][ T9141]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  470.073648][ T9141]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  470.073650][ T9141]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  470.073652][ T9141]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  470.073653][ T9141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  470.073655][ T9141]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  470.073656][ T9141]  ? 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)
[  470.073658][ T9141]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  470.073659][ T9141]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  470.073662][ T9141]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  470.073663][ T9141]  vprintk_emit (kernel/printk/printk.c:2479)
[  470.073665][ T9141]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  470.073666][ T9141]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  470.073668][ T9141]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  470.073671][ T9141]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  470.073673][ T9141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  470.073674][ T9141]  _printk (kernel/printk/printk.c:2504)
[  470.073678][ T9141]  ? snapshot_read.cold (user.c:?)
[  470.073680][ T9141]  ? br_multicast_flood (??:?)
[  470.073683][ T9141]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  470.073686][ T9141]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  470.073687][ T9141]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  470.073689][ T9141]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  470.073692][ T9141]  br_init_port (net/bridge/br_stp_if.c:39)
[  470.073694][ T9141]  new_nbp (net/bridge/br_if.c:449)
[  470.073696][ T9141]  br_add_if (net/bridge/br_if.c:592)
[  470.073698][ T9141]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  470.073703][ T9141]  do_set_master (net/core/rtnetlink.c:3071)
[  470.073705][ T9141]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  470.073707][ T9141]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  470.073708][ T9141]  ? __dev_get_by_name (net/core/dev.c:905)
[  470.073710][ T9141]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  470.073714][ T9141]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  470.073717][ T9141]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  470.073719][ T9141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  470.073721][ T9141]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  470.073722][ T9141]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  470.073723][ T9141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  470.073725][ T9141]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  470.073727][ T9141]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  470.073729][ T9141]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  470.073732][ T9141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  470.073733][ T9141]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  470.073735][ T9141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  470.073736][ T9141]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  470.073738][ T9141]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  470.073740][ T9141]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  470.073741][ T9141]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  470.073743][ T9141]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  470.073747][ T9141]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  470.073750][ T9141]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  470.073752][ T9141]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  470.073753][ T9141]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  470.073755][ T9141]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  470.073759][ T9141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  470.073760][ T9141]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  470.073762][ T9141]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  470.073765][ T9141]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  470.073767][ T9141]  ? next_uptodate_folio (mm/filemap.c:3747)
[  470.073770][ T9141]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  470.073772][ T9141]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  470.073774][ T9141]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  470.073776][ T9141]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  470.073780][ T9141]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  470.073783][ T9141]  ____sys_sendmsg (net/socket.c:2713)
[  470.073785][ T9141]  ? copy_msghdr_from_user (net/socket.c:2650)
[  470.073787][ T9141]  ? sock_write_iter (net/socket.c:1269)
[  470.073788][ T9141]  ? move_addr_to_kernel (net/socket.c:258)
[  470.073791][ T9141]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  470.073793][ T9141]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  470.073795][ T9141]  ___sys_sendmsg (net/socket.c:2767)
[  470.073797][ T9141]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  470.073799][ T9141]  ? copy_msghdr_from_user (net/socket.c:2619)
[  470.073801][ T9141]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  470.073806][ T9141]  __sys_sendmsg (net/socket.c:2799)
[  470.073808][ T9141]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  470.073811][ T9141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  470.073812][ T9141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  470.073813][ T9141]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  470.073816][ T9141]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  470.073818][ T9141]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  470.073820][ T9141] RIP: 0033:0x7f7c55b2954e
[  470.073822][ T9141] 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
[  470.073825][ T9141] RSP: 002b:00007ffc66471d40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  470.073829][ T9141] RAX: ffffffffffffffda RBX: 00007ffc66472508 RCX: 00007f7c55b2954e
[  470.073831][ T9141] RDX: 0000000000000000 RSI: 00007ffc66471df0 RDI: 0000000000000005
[  470.073832][ T9141] RBP: 00007ffc66471d50 R08: 0000000000000000 R09: 0000000000000000
[  470.073833][ T9141] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4c4
[  470.073834][ T9141] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc664724c0
| [  478.154699][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  478.154701][   T70] Preemption disabled at:
| [  478.154702][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  478.154713][   T70] Tainted: [W]=WARN
[  478.154714][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  478.154716][   T70] Workqueue: netns cleanup_net
[  478.154722][   T70] Call Trace:
[  478.154723][   T70]  <TASK>
[  478.154725][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  478.154731][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  478.154732][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  478.154736][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  478.154738][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  478.154742][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  478.154745][   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))
[  478.154748][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  478.154751][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  478.154755][   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)
[  478.154757][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  478.154760][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  478.154762][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  478.154763][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  478.154766][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  478.154771][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  478.154773][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  478.154775][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  478.154777][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  478.154778][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  478.154780][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  478.154783][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  478.154785][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  478.154786][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  478.154787][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  478.154788][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  478.154791][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  478.154793][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  478.154795][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  478.154798][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  478.154800][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  478.154802][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  478.154803][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  478.154804][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  478.154806][   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)
[  478.154808][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  478.154809][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  478.154811][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  478.154813][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  478.154815][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  478.154816][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  478.154818][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  478.154821][   T70]  ? kthread (kernel/kthread.c:436)
[  478.154823][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  478.154826][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  478.154828][   T70]  _printk (kernel/printk/printk.c:2504)
[  478.154831][   T70]  ? snapshot_read.cold (user.c:?)
[  478.154834][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  478.154837][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  478.154839][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  478.154842][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  478.154844][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  478.154845][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  478.154847][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  478.154850][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  478.154851][   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)
[  478.154853][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  478.154855][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  478.154857][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  478.154861][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  478.154863][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  478.154866][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  478.154868][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  478.154870][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  478.154873][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  478.154875][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  478.154876][   T70]  ? update_load_avg (kernel/sched/fair.c:5864)
[  478.154879][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  478.154881][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  478.154883][   T70]  process_one_work (kernel/workqueue.c:3387)
[  478.154886][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  478.154889][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  478.154891][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  478.154893][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  478.154896][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  478.154898][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  478.154900][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  478.154902][   T70]  kthread (kernel/kthread.c:436)
[  478.154903][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  478.154905][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  478.154907][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  478.154909][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  478.154911][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  478.154914][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  478.154916][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  479.528059][ T9359] softirqs last disabled at (0): 0x0
| [  479.528061][ T9359] Preemption disabled at:
| [  479.528062][ T9359] vprintk_emit (kernel/printk/printk.c:2471)
| [  479.528071][ T9359] Tainted: [W]=WARN
[  479.528073][ T9359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  479.528074][ T9359] Call Trace:
[  479.528076][ T9359]  <TASK>
[  479.528077][ T9359]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  479.528082][ T9359]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  479.528084][ T9359]  __might_resched.cold (kernel/sched/core.c:9234)
[  479.528087][ T9359]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  479.528090][ T9359]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  479.528093][ T9359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  479.528096][ T9359]  __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))
[  479.528098][ T9359]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  479.528101][ T9359]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  479.528109][ T9359]  ? 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)
[  479.528111][ T9359]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  479.528113][ T9359]  put_chars (drivers/char/virtio_console.c:1176)
[  479.528115][ T9359]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  479.528117][ T9359]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  479.528120][ T9359]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  479.528125][ T9359]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  479.528127][ T9359]  ? vsnprintf (lib/vsprintf.c:2900)
[  479.528130][ T9359]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  479.528132][ T9359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  479.528133][ T9359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  479.528135][ T9359]  console_emit_next_record (kernel/printk/printk.c:3183)
[  479.528138][ T9359]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  479.528140][ T9359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  479.528141][ T9359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  479.528142][ T9359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  479.528144][ T9359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  479.528146][ T9359]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  479.528148][ T9359]  console_flush_one_record (kernel/printk/printk.c:3268)
[  479.528151][ T9359]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  479.528153][ T9359]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  479.528155][ T9359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  479.528157][ T9359]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  479.528159][ T9359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  479.528160][ T9359]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  479.528162][ T9359]  ? 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)
[  479.528164][ T9359]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  479.528165][ T9359]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  479.528167][ T9359]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  479.528169][ T9359]  vprintk_emit (kernel/printk/printk.c:2479)
[  479.528171][ T9359]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  479.528172][ T9359]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  479.528174][ T9359]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  479.528177][ T9359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  479.528179][ T9359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  479.528180][ T9359]  _printk (kernel/printk/printk.c:2504)
[  479.528183][ T9359]  ? snapshot_read.cold (user.c:?)
[  479.528186][ T9359]  ? br_multicast_flood (??:?)
[  479.528189][ T9359]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  479.528192][ T9359]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  479.528193][ T9359]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  479.528195][ T9359]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  479.528199][ T9359]  br_init_port (net/bridge/br_stp_if.c:39)
[  479.528200][ T9359]  new_nbp (net/bridge/br_if.c:449)
[  479.528203][ T9359]  br_add_if (net/bridge/br_if.c:592)
[  479.528205][ T9359]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  479.528209][ T9359]  do_set_master (net/core/rtnetlink.c:3071)
[  479.528211][ T9359]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  479.528213][ T9359]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  479.528214][ T9359]  ? __dev_get_by_name (net/core/dev.c:905)
[  479.528216][ T9359]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  479.528220][ T9359]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  479.528223][ T9359]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  479.528225][ T9359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  479.528226][ T9359]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  479.528228][ T9359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  479.528229][ T9359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  479.528231][ T9359]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  479.528233][ T9359]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  479.528235][ T9359]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  479.528238][ T9359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  479.528239][ T9359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  479.528241][ T9359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  479.528242][ T9359]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  479.528243][ T9359]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  479.528245][ T9359]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  479.528247][ T9359]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  479.528248][ T9359]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  479.528253][ T9359]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  479.528256][ T9359]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  479.528257][ T9359]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  479.528259][ T9359]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  479.528261][ T9359]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  479.528264][ T9359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  479.528265][ T9359]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  479.528267][ T9359]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  479.528270][ T9359]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  479.528272][ T9359]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  479.528275][ T9359]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  479.528278][ T9359]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  479.528280][ T9359]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  479.528282][ T9359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  479.528284][ T9359]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  479.528288][ T9359]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  479.528291][ T9359]  ____sys_sendmsg (net/socket.c:2713)
[  479.528293][ T9359]  ? copy_msghdr_from_user (net/socket.c:2650)
[  479.528295][ T9359]  ? sock_write_iter (net/socket.c:1269)
[  479.528296][ T9359]  ? move_addr_to_kernel (net/socket.c:258)
[  479.528299][ T9359]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  479.528301][ T9359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  479.528303][ T9359]  ___sys_sendmsg (net/socket.c:2767)
[  479.528305][ T9359]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  479.528307][ T9359]  ? copy_msghdr_from_user (net/socket.c:2619)
[  479.528308][ T9359]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  479.528313][ T9359]  __sys_sendmsg (net/socket.c:2799)
[  479.528315][ T9359]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  479.528318][ T9359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  479.528319][ T9359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  479.528321][ T9359]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  479.528323][ T9359]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  479.528325][ T9359]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  479.528327][ T9359] RIP: 0033:0x7fbe9ffa854e
[  479.528329][ T9359] 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
[  479.528331][ T9359] RSP: 002b:00007fffd2c40f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  479.528335][ T9359] RAX: ffffffffffffffda RBX: 00007fffd2c41738 RCX: 00007fbe9ffa854e
[  479.528337][ T9359] RDX: 0000000000000000 RSI: 00007fffd2c41020 RDI: 0000000000000005
[  479.528338][ T9359] RBP: 00007fffd2c40f80 R08: 0000000000000000 R09: 0000000000000000
[  479.528339][ T9359] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4cd
[  479.528341][ T9359] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffd2c416f0
| [  481.013008][ T9427] softirqs last disabled at (0): 0x0
| [  481.013010][ T9427] Preemption disabled at:
| [  481.013011][ T9427] vprintk_emit (kernel/printk/printk.c:2471)
| [  481.013021][ T9427] Tainted: [W]=WARN
[  481.013022][ T9427] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  481.013024][ T9427] Call Trace:
[  481.013025][ T9427]  <TASK>
[  481.013027][ T9427]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  481.013032][ T9427]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  481.013034][ T9427]  __might_resched.cold (kernel/sched/core.c:9234)
[  481.013038][ T9427]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  481.013042][ T9427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.013045][ T9427]  __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))
[  481.013047][ T9427]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  481.013051][ T9427]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  481.013056][ T9427]  ? 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)
[  481.013058][ T9427]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  481.013060][ T9427]  put_chars (drivers/char/virtio_console.c:1176)
[  481.013062][ T9427]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  481.013063][ T9427]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  481.013065][ T9427]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  481.013068][ T9427]  ? pointer (lib/vsprintf.c:2577)
[  481.013072][ T9427]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  481.013076][ T9427]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  481.013078][ T9427]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  481.013080][ T9427]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  481.013083][ T9427]  console_emit_next_record (kernel/printk/printk.c:3183)
[  481.013086][ T9427]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  481.013088][ T9427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.013089][ T9427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.013090][ T9427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.013091][ T9427]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  481.013093][ T9427]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  481.013095][ T9427]  console_flush_one_record (kernel/printk/printk.c:3268)
[  481.013098][ T9427]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  481.013100][ T9427]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  481.013102][ T9427]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  481.013104][ T9427]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  481.013106][ T9427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.013107][ T9427]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  481.013109][ T9427]  ? 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)
[  481.013110][ T9427]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  481.013112][ T9427]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  481.013114][ T9427]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  481.013115][ T9427]  vprintk_emit (kernel/printk/printk.c:2479)
[  481.013117][ T9427]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  481.013119][ T9427]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  481.013121][ T9427]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  481.013124][ T9427]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  481.013127][ T9427]  _printk (kernel/printk/printk.c:2504)
[  481.013130][ T9427]  ? snapshot_read.cold (user.c:?)
[  481.013132][ T9427]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  481.013134][ T9427]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  481.013138][ T9427]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  481.013140][ T9427]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  481.013143][ T9427]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  481.013145][ T9427]  ? netdev_notice (net/core/dev.c:13194)
[  481.013148][ T9427]  ? 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)
[  481.013149][ T9427]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  481.013152][ T9427]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  481.013154][ T9427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.013155][ T9427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.013156][ T9427]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  481.013157][ T9427]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  481.013159][ T9427]  ? 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)
[  481.013160][ T9427]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  481.013162][ T9427]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  481.013164][ T9427]  ? register_netdev (net/core/dev.c:11618)
[  481.013165][ T9427]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  481.013167][ T9427]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  481.013170][ T9427]  ? __kernel_text_address (kernel/extable.c:79)
[  481.013172][ T9427]  ? write_profile (profile.c:?)
[  481.013175][ T9427]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  481.013179][ T9427]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  481.013181][ T9427]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  481.013182][ T9427]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  481.013183][ T9427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.013185][ T9427]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  481.013188][ T9427]  ? kasan_save_stack (mm/kasan/common.c:58)
[  481.013190][ T9427]  ? kasan_save_stack (mm/kasan/common.c:57)
[  481.013191][ T9427]  ? kasan_save_track (mm/kasan/common.c:78)
[  481.013192][ T9427]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  481.013193][ T9427]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  481.013195][ T9427]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  481.013196][ T9427]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  481.013197][ T9427]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  481.013200][ T9427]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  481.013202][ T9427]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  481.013204][ T9427]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  481.013206][ T9427]  ? ____sys_sendmsg (net/socket.c:2713)
[  481.013208][ T9427]  ? ___sys_sendmsg (net/socket.c:2767)
[  481.013209][ T9427]  ? __sys_sendmsg (net/socket.c:2799)
[  481.013211][ T9427]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  481.013213][ T9427]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  481.013216][ T9427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.013217][ T9427]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  481.013219][ T9427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.013220][ T9427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.013221][ T9427]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  481.013222][ T9427]  ? __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)
[  481.013224][ T9427]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  481.013225][ T9427]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  481.013227][ T9427]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  481.013228][ T9427]  ? nla_get_range_signed (lib/nlattr.c:270)
[  481.013231][ T9427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.013232][ T9427]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  481.013234][ T9427]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  481.013236][ T9427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.013238][ T9427]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  481.013239][ T9427]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  481.013241][ T9427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.013242][ T9427]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  481.013244][ T9427]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  481.013246][ T9427]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  481.013247][ T9427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.013248][ T9427]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  481.013252][ T9427]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  481.013254][ T9427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.013255][ T9427]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  481.013257][ T9427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.013258][ T9427]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  481.013260][ T9427]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  481.013261][ T9427]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  481.013263][ T9427]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  481.013265][ T9427]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  481.013267][ T9427]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  481.013269][ T9427]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  481.013270][ T9427]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  481.013272][ T9427]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  481.013274][ T9427]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  481.013277][ T9427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.013278][ T9427]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  481.013280][ T9427]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  481.013282][ T9427]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  481.013284][ T9427]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  481.013287][ T9427]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  481.013289][ T9427]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  481.013291][ T9427]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  481.013293][ T9427]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  481.013294][ T9427]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  481.013298][ T9427]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  481.013300][ T9427]  ____sys_sendmsg (net/socket.c:2713)
[  481.013301][ T9427]  ? copy_msghdr_from_user (net/socket.c:2650)
[  481.013303][ T9427]  ? sock_write_iter (net/socket.c:1269)
[  481.013305][ T9427]  ? move_addr_to_kernel (net/socket.c:258)
[  481.013306][ T9427]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  481.013309][ T9427]  ___sys_sendmsg (net/socket.c:2767)
[  481.013311][ T9427]  ? copy_msghdr_from_user (net/socket.c:2619)
[  481.013316][ T9427]  __sys_sendmsg (net/socket.c:2799)
[  481.013318][ T9427]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  481.013321][ T9427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.013322][ T9427]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  481.013324][ T9427]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  481.013326][ T9427]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  481.013328][ T9427] RIP: 0033:0x7f1e4569f54e
[  481.013330][ T9427] 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
[  481.013332][ T9427] RSP: 002b:00007fff9bedfde0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  481.013336][ T9427] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f1e4569f54e
[  481.013337][ T9427] RDX: 0000000000000000 RSI: 00007fff9bedfe90 RDI: 0000000000000005
[  481.013338][ T9427] RBP: 00007fff9bedfdf0 R08: 0000000000000000 R09: 0000000000000000
[  481.013339][ T9427] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4cf
[  481.013340][ T9427] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff9bee0550
| [  482.181931][ T9485] softirqs last disabled at (0): 0x0
| [  482.181933][ T9485] Preemption disabled at:
| [  482.181934][ T9485] vprintk_emit (kernel/printk/printk.c:2471)
| [  482.181943][ T9485] Tainted: [W]=WARN
[  482.181944][ T9485] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  482.181947][ T9485] Call Trace:
[  482.181948][ T9485]  <TASK>
[  482.181949][ T9485]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  482.181955][ T9485]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  482.181956][ T9485]  __might_resched.cold (kernel/sched/core.c:9234)
[  482.181960][ T9485]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  482.181963][ T9485]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  482.181966][ T9485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  482.181969][ T9485]  __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))
[  482.181971][ T9485]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  482.181975][ T9485]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  482.181980][ T9485]  ? 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)
[  482.181982][ T9485]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  482.181985][ T9485]  put_chars (drivers/char/virtio_console.c:1176)
[  482.181986][ T9485]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  482.181988][ T9485]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  482.181991][ T9485]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  482.181996][ T9485]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  482.181998][ T9485]  ? vsnprintf (lib/vsprintf.c:2900)
[  482.182001][ T9485]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  482.182003][ T9485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  482.182004][ T9485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  482.182006][ T9485]  console_emit_next_record (kernel/printk/printk.c:3183)
[  482.182008][ T9485]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  482.182011][ T9485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  482.182012][ T9485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  482.182013][ T9485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  482.182014][ T9485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  482.182017][ T9485]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  482.182018][ T9485]  console_flush_one_record (kernel/printk/printk.c:3268)
[  482.182021][ T9485]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  482.182024][ T9485]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  482.182026][ T9485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  482.182027][ T9485]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  482.182029][ T9485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  482.182030][ T9485]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  482.182032][ T9485]  ? 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)
[  482.182033][ T9485]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  482.182035][ T9485]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  482.182037][ T9485]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  482.182038][ T9485]  vprintk_emit (kernel/printk/printk.c:2479)
[  482.182040][ T9485]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  482.182042][ T9485]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  482.182043][ T9485]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  482.182046][ T9485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  482.182048][ T9485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  482.182049][ T9485]  _printk (kernel/printk/printk.c:2504)
[  482.182052][ T9485]  ? snapshot_read.cold (user.c:?)
[  482.182055][ T9485]  ? br_multicast_flood (??:?)
[  482.182058][ T9485]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  482.182061][ T9485]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  482.182062][ T9485]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  482.182064][ T9485]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  482.182067][ T9485]  br_init_port (net/bridge/br_stp_if.c:39)
[  482.182068][ T9485]  new_nbp (net/bridge/br_if.c:449)
[  482.182071][ T9485]  br_add_if (net/bridge/br_if.c:592)
[  482.182073][ T9485]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  482.182077][ T9485]  do_set_master (net/core/rtnetlink.c:3071)
[  482.182079][ T9485]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  482.182080][ T9485]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  482.182082][ T9485]  ? __dev_get_by_name (net/core/dev.c:905)
[  482.182084][ T9485]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  482.182088][ T9485]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  482.182090][ T9485]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  482.182092][ T9485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  482.182094][ T9485]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  482.182095][ T9485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  482.182097][ T9485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  482.182098][ T9485]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  482.182100][ T9485]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  482.182102][ T9485]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  482.182105][ T9485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  482.182106][ T9485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  482.182108][ T9485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  482.182109][ T9485]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  482.182110][ T9485]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  482.182112][ T9485]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  482.182114][ T9485]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  482.182115][ T9485]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  482.182119][ T9485]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  482.182122][ T9485]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  482.182123][ T9485]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  482.182125][ T9485]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  482.182127][ T9485]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  482.182130][ T9485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  482.182131][ T9485]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  482.182133][ T9485]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  482.182135][ T9485]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  482.182137][ T9485]  ? next_uptodate_folio (mm/filemap.c:3747)
[  482.182140][ T9485]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  482.182143][ T9485]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  482.182145][ T9485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  482.182146][ T9485]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  482.182150][ T9485]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  482.182153][ T9485]  ____sys_sendmsg (net/socket.c:2713)
[  482.182154][ T9485]  ? copy_msghdr_from_user (net/socket.c:2650)
[  482.182156][ T9485]  ? sock_write_iter (net/socket.c:1269)
[  482.182158][ T9485]  ? move_addr_to_kernel (net/socket.c:258)
[  482.182160][ T9485]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  482.182162][ T9485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  482.182164][ T9485]  ___sys_sendmsg (net/socket.c:2767)
[  482.182166][ T9485]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  482.182168][ T9485]  ? copy_msghdr_from_user (net/socket.c:2619)
[  482.182170][ T9485]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  482.182174][ T9485]  __sys_sendmsg (net/socket.c:2799)
[  482.182176][ T9485]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  482.182179][ T9485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  482.182180][ T9485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  482.182182][ T9485]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  482.182184][ T9485]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  482.182186][ T9485]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  482.182188][ T9485] RIP: 0033:0x7f5cf207254e
[  482.182190][ T9485] 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
[  482.182193][ T9485] RSP: 002b:00007ffcb238d410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  482.182197][ T9485] RAX: ffffffffffffffda RBX: 00007ffcb238dbd8 RCX: 00007f5cf207254e
[  482.182198][ T9485] RDX: 0000000000000000 RSI: 00007ffcb238d4c0 RDI: 0000000000000005
[  482.182199][ T9485] RBP: 00007ffcb238d420 R08: 0000000000000000 R09: 0000000000000000
[  482.182200][ T9485] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4d0
[  482.182201][ T9485] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcb238db90
| [  490.478843][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  490.478846][   T70] Preemption disabled at:
| [  490.478848][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  490.478862][   T70] Tainted: [W]=WARN
[  490.478863][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  490.478866][   T70] Workqueue: netns cleanup_net
[  490.478873][   T70] Call Trace:
[  490.478876][   T70]  <TASK>
[  490.478878][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  490.478885][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  490.478888][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  490.478892][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  490.478896][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  490.478900][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  490.478904][   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))
[  490.478908][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  490.478912][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  490.478918][   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)
[  490.478921][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  490.478925][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  490.478928][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  490.478931][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  490.478935][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  490.478942][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  490.478945][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  490.478948][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  490.478951][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  490.478953][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  490.478956][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  490.478961][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  490.478964][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  490.478966][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  490.478968][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  490.478970][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  490.478974][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  490.478977][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  490.478981][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  490.478986][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  490.478989][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  490.478992][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  490.478994][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  490.478996][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  490.478999][   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)
[  490.479002][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  490.479004][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  490.479008][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  490.479010][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  490.479013][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  490.479016][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  490.479018][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  490.479022][   T70]  ? kthread (kernel/kthread.c:436)
[  490.479025][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  490.479029][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  490.479033][   T70]  _printk (kernel/printk/printk.c:2504)
[  490.479037][   T70]  ? snapshot_read.cold (user.c:?)
[  490.479041][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  490.479045][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  490.479049][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  490.479052][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  490.479056][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  490.479058][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  490.479061][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  490.479065][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  490.479068][   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)
[  490.479070][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  490.479074][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  490.479078][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  490.479083][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  490.479087][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  490.479091][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  490.479094][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  490.479097][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  490.479102][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  490.479105][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  490.479108][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  490.479111][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  490.479114][   T70]  process_one_work (kernel/workqueue.c:3387)
[  490.479119][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  490.479123][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  490.479127][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  490.479131][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  490.479134][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  490.479137][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  490.479141][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  490.479144][   T70]  kthread (kernel/kthread.c:436)
[  490.479146][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  490.479149][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  490.479152][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  490.479155][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  490.479158][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  490.479163][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  490.479166][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  491.932710][ T9705] softirqs last disabled at (0): 0x0
| [  491.932712][ T9705] Preemption disabled at:
| [  491.932713][ T9705] vprintk_emit (kernel/printk/printk.c:2471)
| [  491.932723][ T9705] Tainted: [W]=WARN
[  491.932724][ T9705] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  491.932726][ T9705] Call Trace:
[  491.932727][ T9705]  <TASK>
[  491.932728][ T9705]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  491.932734][ T9705]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  491.932736][ T9705]  __might_resched.cold (kernel/sched/core.c:9234)
[  491.932740][ T9705]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  491.932742][ T9705]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  491.932745][ T9705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  491.932748][ T9705]  __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))
[  491.932751][ T9705]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  491.932754][ T9705]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  491.932759][ T9705]  ? 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)
[  491.932761][ T9705]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  491.932764][ T9705]  put_chars (drivers/char/virtio_console.c:1176)
[  491.932765][ T9705]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  491.932767][ T9705]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  491.932770][ T9705]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  491.932775][ T9705]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  491.932776][ T9705]  ? vsnprintf (lib/vsprintf.c:2900)
[  491.932780][ T9705]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  491.932781][ T9705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  491.932783][ T9705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  491.932784][ T9705]  console_emit_next_record (kernel/printk/printk.c:3183)
[  491.932787][ T9705]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  491.932789][ T9705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  491.932790][ T9705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  491.932792][ T9705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  491.932793][ T9705]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  491.932795][ T9705]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  491.932797][ T9705]  console_flush_one_record (kernel/printk/printk.c:3268)
[  491.932800][ T9705]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  491.932802][ T9705]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  491.932804][ T9705]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  491.932806][ T9705]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  491.932808][ T9705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  491.932809][ T9705]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  491.932810][ T9705]  ? 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)
[  491.932812][ T9705]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  491.932814][ T9705]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  491.932816][ T9705]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  491.932817][ T9705]  vprintk_emit (kernel/printk/printk.c:2479)
[  491.932819][ T9705]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  491.932820][ T9705]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  491.932822][ T9705]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  491.932825][ T9705]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  491.932827][ T9705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  491.932828][ T9705]  _printk (kernel/printk/printk.c:2504)
[  491.932831][ T9705]  ? snapshot_read.cold (user.c:?)
[  491.932833][ T9705]  ? br_multicast_flood (??:?)
[  491.932837][ T9705]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  491.932839][ T9705]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  491.932840][ T9705]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  491.932842][ T9705]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  491.932845][ T9705]  br_init_port (net/bridge/br_stp_if.c:39)
[  491.932847][ T9705]  new_nbp (net/bridge/br_if.c:449)
[  491.932849][ T9705]  br_add_if (net/bridge/br_if.c:592)
[  491.932851][ T9705]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  491.932855][ T9705]  do_set_master (net/core/rtnetlink.c:3071)
[  491.932857][ T9705]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  491.932859][ T9705]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  491.932860][ T9705]  ? __dev_get_by_name (net/core/dev.c:905)
[  491.932862][ T9705]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  491.932866][ T9705]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  491.932869][ T9705]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  491.932871][ T9705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  491.932872][ T9705]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  491.932874][ T9705]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  491.932875][ T9705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  491.932877][ T9705]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  491.932879][ T9705]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  491.932881][ T9705]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  491.932884][ T9705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  491.932885][ T9705]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  491.932887][ T9705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  491.932888][ T9705]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  491.932889][ T9705]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  491.932891][ T9705]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  491.932893][ T9705]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  491.932894][ T9705]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  491.932898][ T9705]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  491.932901][ T9705]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  491.932903][ T9705]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  491.932904][ T9705]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  491.932906][ T9705]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  491.932909][ T9705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  491.932910][ T9705]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  491.932912][ T9705]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  491.932915][ T9705]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  491.932917][ T9705]  ? next_uptodate_folio (mm/filemap.c:3747)
[  491.932920][ T9705]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  491.932922][ T9705]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  491.932924][ T9705]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  491.932926][ T9705]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  491.932929][ T9705]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  491.932932][ T9705]  ____sys_sendmsg (net/socket.c:2713)
[  491.932934][ T9705]  ? copy_msghdr_from_user (net/socket.c:2650)
[  491.932936][ T9705]  ? sock_write_iter (net/socket.c:1269)
[  491.932937][ T9705]  ? move_addr_to_kernel (net/socket.c:258)
[  491.932940][ T9705]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  491.932942][ T9705]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  491.932944][ T9705]  ___sys_sendmsg (net/socket.c:2767)
[  491.932946][ T9705]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  491.932948][ T9705]  ? copy_msghdr_from_user (net/socket.c:2619)
[  491.932949][ T9705]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  491.932954][ T9705]  __sys_sendmsg (net/socket.c:2799)
[  491.932956][ T9705]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  491.932959][ T9705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  491.932960][ T9705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  491.932961][ T9705]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  491.932964][ T9705]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  491.932966][ T9705]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  491.932968][ T9705] RIP: 0033:0x7f4c533c954e
[  491.932970][ T9705] 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
[  491.932973][ T9705] RSP: 002b:00007fffb154c340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  491.932977][ T9705] RAX: ffffffffffffffda RBX: 00007fffb154cb08 RCX: 00007f4c533c954e
[  491.932979][ T9705] RDX: 0000000000000000 RSI: 00007fffb154c3f0 RDI: 0000000000000005
[  491.932979][ T9705] RBP: 00007fffb154c350 R08: 0000000000000000 R09: 0000000000000000
[  491.932980][ T9705] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4da
[  491.932981][ T9705] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffb154cac0
| [  493.370877][ T9773] softirqs last disabled at (0): 0x0
| [  493.370879][ T9773] Preemption disabled at:
| [  493.370880][ T9773] vprintk_emit (kernel/printk/printk.c:2471)
| [  493.370890][ T9773] Tainted: [W]=WARN
[  493.370891][ T9773] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  493.370893][ T9773] Call Trace:
[  493.370894][ T9773]  <TASK>
[  493.370896][ T9773]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  493.370901][ T9773]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  493.370902][ T9773]  __might_resched.cold (kernel/sched/core.c:9234)
[  493.370907][ T9773]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  493.370910][ T9773]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  493.370913][ T9773]  __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))
[  493.370916][ T9773]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  493.370919][ T9773]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  493.370924][ T9773]  ? 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)
[  493.370925][ T9773]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  493.370928][ T9773]  put_chars (drivers/char/virtio_console.c:1176)
[  493.370930][ T9773]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  493.370931][ T9773]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  493.370934][ T9773]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  493.370936][ T9773]  ? pointer (lib/vsprintf.c:2577)
[  493.370940][ T9773]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  493.370944][ T9773]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  493.370946][ T9773]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  493.370948][ T9773]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  493.370951][ T9773]  console_emit_next_record (kernel/printk/printk.c:3183)
[  493.370954][ T9773]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  493.370956][ T9773]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  493.370957][ T9773]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  493.370958][ T9773]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  493.370959][ T9773]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  493.370961][ T9773]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  493.370963][ T9773]  console_flush_one_record (kernel/printk/printk.c:3268)
[  493.370966][ T9773]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  493.370968][ T9773]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  493.370970][ T9773]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  493.370972][ T9773]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  493.370974][ T9773]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  493.370975][ T9773]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  493.370977][ T9773]  ? 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)
[  493.370978][ T9773]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  493.370980][ T9773]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  493.370982][ T9773]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  493.370984][ T9773]  vprintk_emit (kernel/printk/printk.c:2479)
[  493.370986][ T9773]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  493.370987][ T9773]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  493.370989][ T9773]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  493.370992][ T9773]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  493.370995][ T9773]  _printk (kernel/printk/printk.c:2504)
[  493.370998][ T9773]  ? snapshot_read.cold (user.c:?)
[  493.371000][ T9773]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  493.371002][ T9773]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  493.371006][ T9773]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  493.371008][ T9773]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  493.371011][ T9773]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  493.371013][ T9773]  ? netdev_notice (net/core/dev.c:13194)
[  493.371016][ T9773]  ? 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)
[  493.371017][ T9773]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  493.371020][ T9773]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  493.371022][ T9773]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  493.371023][ T9773]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  493.371024][ T9773]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  493.371025][ T9773]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  493.371027][ T9773]  ? 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)
[  493.371029][ T9773]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  493.371030][ T9773]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  493.371032][ T9773]  ? register_netdev (net/core/dev.c:11618)
[  493.371033][ T9773]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  493.371035][ T9773]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  493.371038][ T9773]  ? __kernel_text_address (kernel/extable.c:79)
[  493.371041][ T9773]  ? write_profile (profile.c:?)
[  493.371044][ T9773]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  493.371047][ T9773]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  493.371049][ T9773]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  493.371051][ T9773]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  493.371052][ T9773]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  493.371053][ T9773]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  493.371057][ T9773]  ? kasan_save_stack (mm/kasan/common.c:58)
[  493.371059][ T9773]  ? kasan_save_stack (mm/kasan/common.c:57)
[  493.371060][ T9773]  ? kasan_save_track (mm/kasan/common.c:78)
[  493.371061][ T9773]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  493.371062][ T9773]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  493.371064][ T9773]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  493.371065][ T9773]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  493.371066][ T9773]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  493.371069][ T9773]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  493.371071][ T9773]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  493.371073][ T9773]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  493.371075][ T9773]  ? ____sys_sendmsg (net/socket.c:2713)
[  493.371077][ T9773]  ? ___sys_sendmsg (net/socket.c:2767)
[  493.371078][ T9773]  ? __sys_sendmsg (net/socket.c:2799)
[  493.371080][ T9773]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  493.371083][ T9773]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  493.371085][ T9773]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  493.371086][ T9773]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  493.371088][ T9773]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  493.371089][ T9773]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  493.371090][ T9773]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  493.371092][ T9773]  ? __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)
[  493.371093][ T9773]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  493.371094][ T9773]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  493.371096][ T9773]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  493.371097][ T9773]  ? nla_get_range_signed (lib/nlattr.c:270)
[  493.371101][ T9773]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  493.371102][ T9773]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  493.371104][ T9773]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  493.371106][ T9773]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  493.371107][ T9773]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  493.371109][ T9773]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  493.371110][ T9773]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  493.371112][ T9773]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  493.371114][ T9773]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  493.371116][ T9773]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  493.371117][ T9773]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  493.371118][ T9773]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  493.371122][ T9773]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  493.371124][ T9773]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  493.371126][ T9773]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  493.371127][ T9773]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  493.371128][ T9773]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  493.371130][ T9773]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  493.371132][ T9773]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  493.371133][ T9773]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  493.371135][ T9773]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  493.371137][ T9773]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  493.371139][ T9773]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  493.371140][ T9773]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  493.371142][ T9773]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  493.371144][ T9773]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  493.371147][ T9773]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  493.371148][ T9773]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  493.371151][ T9773]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  493.371153][ T9773]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  493.371155][ T9773]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  493.371157][ T9773]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  493.371159][ T9773]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  493.371161][ T9773]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  493.371162][ T9773]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  493.371164][ T9773]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  493.371167][ T9773]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  493.371169][ T9773]  ____sys_sendmsg (net/socket.c:2713)
[  493.371171][ T9773]  ? copy_msghdr_from_user (net/socket.c:2650)
[  493.371173][ T9773]  ? sock_write_iter (net/socket.c:1269)
[  493.371174][ T9773]  ? move_addr_to_kernel (net/socket.c:258)
[  493.371176][ T9773]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  493.371179][ T9773]  ___sys_sendmsg (net/socket.c:2767)
[  493.371180][ T9773]  ? copy_msghdr_from_user (net/socket.c:2619)
[  493.371186][ T9773]  __sys_sendmsg (net/socket.c:2799)
[  493.371188][ T9773]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  493.371190][ T9773]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  493.371192][ T9773]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  493.371194][ T9773]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  493.371196][ T9773]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  493.371197][ T9773] RIP: 0033:0x7f7f20fbd54e
[  493.371199][ T9773] 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
[  493.371202][ T9773] RSP: 002b:00007ffd21d94f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  493.371206][ T9773] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f7f20fbd54e
[  493.371208][ T9773] RDX: 0000000000000000 RSI: 00007ffd21d94fc0 RDI: 0000000000000005
[  493.371209][ T9773] RBP: 00007ffd21d94f20 R08: 0000000000000000 R09: 0000000000000000
[  493.371210][ T9773] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4db
[  493.371211][ T9773] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd21d95680
| [  494.795487][ T9831] softirqs last disabled at (0): 0x0
| [  494.795488][ T9831] Preemption disabled at:
| [  494.795489][ T9831] vprintk_emit (kernel/printk/printk.c:2471)
| [  494.795509][ T9831] Tainted: [W]=WARN
[  494.795510][ T9831] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  494.795512][ T9831] Call Trace:
[  494.795514][ T9831]  <TASK>
[  494.795515][ T9831]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  494.795521][ T9831]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  494.795522][ T9831]  __might_resched.cold (kernel/sched/core.c:9234)
[  494.795526][ T9831]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  494.795529][ T9831]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  494.795532][ T9831]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  494.795535][ T9831]  __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))
[  494.795538][ T9831]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  494.795540][ T9831]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  494.795545][ T9831]  ? 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)
[  494.795547][ T9831]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  494.795551][ T9831]  put_chars (drivers/char/virtio_console.c:1176)
[  494.795556][ T9831]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  494.795559][ T9831]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  494.795563][ T9831]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  494.795568][ T9831]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  494.795570][ T9831]  ? vsnprintf (lib/vsprintf.c:2900)
[  494.795574][ T9831]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  494.795575][ T9831]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  494.795577][ T9831]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  494.795578][ T9831]  console_emit_next_record (kernel/printk/printk.c:3183)
[  494.795581][ T9831]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  494.795583][ T9831]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  494.795584][ T9831]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  494.795586][ T9831]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  494.795587][ T9831]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  494.795589][ T9831]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  494.795591][ T9831]  console_flush_one_record (kernel/printk/printk.c:3268)
[  494.795594][ T9831]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  494.795597][ T9831]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  494.795599][ T9831]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  494.795600][ T9831]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  494.795602][ T9831]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  494.795603][ T9831]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  494.795605][ T9831]  ? 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)
[  494.795607][ T9831]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  494.795608][ T9831]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  494.795610][ T9831]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  494.795612][ T9831]  vprintk_emit (kernel/printk/printk.c:2479)
[  494.795614][ T9831]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  494.795615][ T9831]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  494.795617][ T9831]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  494.795620][ T9831]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  494.795621][ T9831]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  494.795623][ T9831]  _printk (kernel/printk/printk.c:2504)
[  494.795626][ T9831]  ? snapshot_read.cold (user.c:?)
[  494.795628][ T9831]  ? br_multicast_flood (??:?)
[  494.795631][ T9831]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  494.795634][ T9831]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  494.795635][ T9831]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  494.795637][ T9831]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  494.795640][ T9831]  br_init_port (net/bridge/br_stp_if.c:39)
[  494.795642][ T9831]  new_nbp (net/bridge/br_if.c:449)
[  494.795644][ T9831]  br_add_if (net/bridge/br_if.c:592)
[  494.795646][ T9831]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  494.795650][ T9831]  do_set_master (net/core/rtnetlink.c:3071)
[  494.795652][ T9831]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  494.795654][ T9831]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  494.795656][ T9831]  ? __dev_get_by_name (net/core/dev.c:905)
[  494.795657][ T9831]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  494.795662][ T9831]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  494.795664][ T9831]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  494.795666][ T9831]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  494.795668][ T9831]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  494.795669][ T9831]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  494.795671][ T9831]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  494.795672][ T9831]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  494.795675][ T9831]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  494.795676][ T9831]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  494.795679][ T9831]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  494.795680][ T9831]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  494.795682][ T9831]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  494.795683][ T9831]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  494.795684][ T9831]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  494.795686][ T9831]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  494.795688][ T9831]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  494.795689][ T9831]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  494.795693][ T9831]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  494.795696][ T9831]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  494.795698][ T9831]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  494.795699][ T9831]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  494.795701][ T9831]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  494.795704][ T9831]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  494.795705][ T9831]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  494.795707][ T9831]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  494.795710][ T9831]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  494.795712][ T9831]  ? next_uptodate_folio (mm/filemap.c:3747)
[  494.795715][ T9831]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  494.795717][ T9831]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  494.795719][ T9831]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  494.795721][ T9831]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  494.795724][ T9831]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  494.795727][ T9831]  ____sys_sendmsg (net/socket.c:2713)
[  494.795729][ T9831]  ? copy_msghdr_from_user (net/socket.c:2650)
[  494.795731][ T9831]  ? sock_write_iter (net/socket.c:1269)
[  494.795732][ T9831]  ? move_addr_to_kernel (net/socket.c:258)
[  494.795734][ T9831]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  494.795737][ T9831]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  494.795739][ T9831]  ___sys_sendmsg (net/socket.c:2767)
[  494.795740][ T9831]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  494.795742][ T9831]  ? copy_msghdr_from_user (net/socket.c:2619)
[  494.795744][ T9831]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  494.795749][ T9831]  __sys_sendmsg (net/socket.c:2799)
[  494.795751][ T9831]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  494.795754][ T9831]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  494.795755][ T9831]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  494.795756][ T9831]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  494.795759][ T9831]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  494.795761][ T9831]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  494.795763][ T9831] RIP: 0033:0x7f452229254e
[  494.795765][ T9831] 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
[  494.795767][ T9831] RSP: 002b:00007ffe1282b2f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  494.795771][ T9831] RAX: ffffffffffffffda RBX: 00007ffe1282bab8 RCX: 00007f452229254e
[  494.795773][ T9831] RDX: 0000000000000000 RSI: 00007ffe1282b3a0 RDI: 0000000000000005
[  494.795774][ T9831] RBP: 00007ffe1282b300 R08: 0000000000000000 R09: 0000000000000000
[  494.795775][ T9831] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4dd
[  494.795775][ T9831] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe1282ba70
| [  501.651487][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  501.651489][   T70] Preemption disabled at:
| [  501.651490][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  501.651500][   T70] Tainted: [W]=WARN
[  501.651501][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  501.651503][   T70] Workqueue: netns cleanup_net
[  501.651510][   T70] Call Trace:
[  501.651511][   T70]  <TASK>
[  501.651513][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  501.651518][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  501.651520][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  501.651524][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  501.651526][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  501.651530][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  501.651533][   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))
[  501.651536][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  501.651539][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  501.651543][   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)
[  501.651545][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  501.651548][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  501.651554][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  501.651556][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  501.651559][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  501.651572][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  501.651574][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  501.651576][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  501.651578][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  501.651579][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  501.651581][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  501.651584][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  501.651586][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  501.651587][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  501.651589][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  501.651590][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  501.651592][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  501.651594][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  501.651597][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  501.651600][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  501.651602][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  501.651603][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  501.651605][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  501.651606][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  501.651608][   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)
[  501.651609][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  501.651611][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  501.651613][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  501.651615][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  501.651617][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  501.651618][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  501.651619][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  501.651623][   T70]  ? kthread (kernel/kthread.c:436)
[  501.651625][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  501.651628][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  501.651630][   T70]  _printk (kernel/printk/printk.c:2504)
[  501.651633][   T70]  ? snapshot_read.cold (user.c:?)
[  501.651636][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  501.651639][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  501.651641][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  501.651644][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  501.651646][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  501.651647][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  501.651649][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  501.651652][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  501.651653][   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)
[  501.651655][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  501.651657][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  501.651660][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  501.651663][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  501.651666][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  501.651668][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  501.651670][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  501.651672][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  501.651675][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  501.651677][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  501.651679][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  501.651681][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  501.651683][   T70]  process_one_work (kernel/workqueue.c:3387)
[  501.651686][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  501.651688][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  501.651691][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  501.651693][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  501.651695][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  501.651697][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  501.651700][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  501.651701][   T70]  kthread (kernel/kthread.c:436)
[  501.651703][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  501.651705][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  501.651707][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  501.651709][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  501.651711][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  501.651714][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  501.651716][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  503.016580][ T9995] softirqs last disabled at (0): 0x0
| [  503.016582][ T9995] Preemption disabled at:
| [  503.016583][ T9995] vprintk_emit (kernel/printk/printk.c:2471)
| [  503.016594][ T9995] Tainted: [W]=WARN
[  503.016595][ T9995] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  503.016597][ T9995] Call Trace:
[  503.016598][ T9995]  <TASK>
[  503.016600][ T9995]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  503.016605][ T9995]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  503.016607][ T9995]  __might_resched.cold (kernel/sched/core.c:9234)
[  503.016611][ T9995]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  503.016615][ T9995]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  503.016619][ T9995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  503.016622][ T9995]  __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))
[  503.016625][ T9995]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  503.016628][ T9995]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  503.016633][ T9995]  ? 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)
[  503.016635][ T9995]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  503.016638][ T9995]  put_chars (drivers/char/virtio_console.c:1176)
[  503.016639][ T9995]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  503.016641][ T9995]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  503.016644][ T9995]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  503.016649][ T9995]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  503.016651][ T9995]  ? vsnprintf (lib/vsprintf.c:2900)
[  503.016654][ T9995]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  503.016656][ T9995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  503.016657][ T9995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  503.016659][ T9995]  console_emit_next_record (kernel/printk/printk.c:3183)
[  503.016663][ T9995]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  503.016666][ T9995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  503.016668][ T9995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  503.016670][ T9995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  503.016671][ T9995]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  503.016674][ T9995]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  503.016676][ T9995]  console_flush_one_record (kernel/printk/printk.c:3268)
[  503.016678][ T9995]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  503.016681][ T9995]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  503.016683][ T9995]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  503.016685][ T9995]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  503.016687][ T9995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  503.016688][ T9995]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  503.016690][ T9995]  ? 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)
[  503.016692][ T9995]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  503.016693][ T9995]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  503.016695][ T9995]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  503.016697][ T9995]  vprintk_emit (kernel/printk/printk.c:2479)
[  503.016699][ T9995]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  503.016700][ T9995]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  503.016702][ T9995]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  503.016705][ T9995]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  503.016706][ T9995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  503.016708][ T9995]  _printk (kernel/printk/printk.c:2504)
[  503.016711][ T9995]  ? snapshot_read.cold (user.c:?)
[  503.016714][ T9995]  ? br_multicast_flood (??:?)
[  503.016718][ T9995]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  503.016722][ T9995]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  503.016723][ T9995]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  503.016725][ T9995]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  503.016728][ T9995]  br_init_port (net/bridge/br_stp_if.c:39)
[  503.016730][ T9995]  new_nbp (net/bridge/br_if.c:449)
[  503.016733][ T9995]  br_add_if (net/bridge/br_if.c:592)
[  503.016734][ T9995]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  503.016739][ T9995]  do_set_master (net/core/rtnetlink.c:3071)
[  503.016741][ T9995]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  503.016743][ T9995]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  503.016744][ T9995]  ? __dev_get_by_name (net/core/dev.c:905)
[  503.016746][ T9995]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  503.016750][ T9995]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  503.016753][ T9995]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  503.016755][ T9995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  503.016756][ T9995]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  503.016758][ T9995]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  503.016759][ T9995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  503.016761][ T9995]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  503.016764][ T9995]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  503.016767][ T9995]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  503.016770][ T9995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  503.016772][ T9995]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  503.016774][ T9995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  503.016776][ T9995]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  503.016777][ T9995]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  503.016779][ T9995]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  503.016781][ T9995]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  503.016782][ T9995]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  503.016786][ T9995]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  503.016789][ T9995]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  503.016791][ T9995]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  503.016793][ T9995]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  503.016794][ T9995]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  503.016798][ T9995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  503.016799][ T9995]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  503.016801][ T9995]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  503.016803][ T9995]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  503.016806][ T9995]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  503.016808][ T9995]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  503.016811][ T9995]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  503.016814][ T9995]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  503.016816][ T9995]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  503.016818][ T9995]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  503.016821][ T9995]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  503.016824][ T9995]  ____sys_sendmsg (net/socket.c:2713)
[  503.016826][ T9995]  ? copy_msghdr_from_user (net/socket.c:2650)
[  503.016829][ T9995]  ? sock_write_iter (net/socket.c:1269)
[  503.016831][ T9995]  ? move_addr_to_kernel (net/socket.c:258)
[  503.016835][ T9995]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  503.016838][ T9995]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  503.016840][ T9995]  ___sys_sendmsg (net/socket.c:2767)
[  503.016842][ T9995]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  503.016844][ T9995]  ? copy_msghdr_from_user (net/socket.c:2619)
[  503.016846][ T9995]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  503.016850][ T9995]  __sys_sendmsg (net/socket.c:2799)
[  503.016852][ T9995]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  503.016855][ T9995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  503.016856][ T9995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  503.016858][ T9995]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  503.016860][ T9995]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  503.016862][ T9995]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  503.016864][ T9995] RIP: 0033:0x7efec976054e
[  503.016866][ T9995] 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
[  503.016869][ T9995] RSP: 002b:00007ffe5356c120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  503.016872][ T9995] RAX: ffffffffffffffda RBX: 00007ffe5356c8e8 RCX: 00007efec976054e
[  503.016874][ T9995] RDX: 0000000000000000 RSI: 00007ffe5356c1d0 RDI: 0000000000000005
[  503.016875][ T9995] RBP: 00007ffe5356c130 R08: 0000000000000000 R09: 0000000000000000
[  503.016876][ T9995] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4e5
[  503.016877][ T9995] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe5356c8a0
| [  504.681511][T10064] softirqs last disabled at (0): 0x0
| [  504.681514][T10064] Preemption disabled at:
| [  504.681515][T10064] vprintk_emit (kernel/printk/printk.c:2471)
| [  504.681531][T10064] Tainted: [W]=WARN
[  504.681532][T10064] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  504.681535][T10064] Call Trace:
[  504.681540][T10064]  <TASK>
[  504.681542][T10064]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  504.681555][T10064]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  504.681557][T10064]  __might_resched.cold (kernel/sched/core.c:9234)
[  504.681567][T10064]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  504.681572][T10064]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  504.681576][T10064]  __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))
[  504.681580][T10064]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  504.681585][T10064]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  504.681599][T10064]  ? 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)
[  504.681602][T10064]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  504.681606][T10064]  put_chars (drivers/char/virtio_console.c:1176)
[  504.681609][T10064]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  504.681611][T10064]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  504.681615][T10064]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  504.681618][T10064]  ? pointer (lib/vsprintf.c:2577)
[  504.681623][T10064]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  504.681628][T10064]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  504.681630][T10064]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  504.681632][T10064]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  504.681635][T10064]  console_emit_next_record (kernel/printk/printk.c:3183)
[  504.681638][T10064]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  504.681640][T10064]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  504.681641][T10064]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  504.681642][T10064]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  504.681644][T10064]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  504.681646][T10064]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  504.681647][T10064]  console_flush_one_record (kernel/printk/printk.c:3268)
[  504.681650][T10064]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  504.681653][T10064]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  504.681655][T10064]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  504.681656][T10064]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  504.681658][T10064]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  504.681659][T10064]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  504.681661][T10064]  ? 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)
[  504.681663][T10064]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  504.681664][T10064]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  504.681666][T10064]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  504.681667][T10064]  vprintk_emit (kernel/printk/printk.c:2479)
[  504.681670][T10064]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  504.681671][T10064]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  504.681673][T10064]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  504.681676][T10064]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  504.681679][T10064]  _printk (kernel/printk/printk.c:2504)
[  504.681682][T10064]  ? snapshot_read.cold (user.c:?)
[  504.681684][T10064]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  504.681686][T10064]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  504.681689][T10064]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  504.681691][T10064]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  504.681695][T10064]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  504.681697][T10064]  ? netdev_notice (net/core/dev.c:13194)
[  504.681699][T10064]  ? 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)
[  504.681701][T10064]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  504.681704][T10064]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  504.681705][T10064]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  504.681706][T10064]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  504.681707][T10064]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  504.681709][T10064]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  504.681710][T10064]  ? 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)
[  504.681712][T10064]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  504.681713][T10064]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  504.681715][T10064]  ? register_netdev (net/core/dev.c:11618)
[  504.681717][T10064]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  504.681719][T10064]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  504.681721][T10064]  ? __kernel_text_address (kernel/extable.c:79)
[  504.681724][T10064]  ? write_profile (profile.c:?)
[  504.681727][T10064]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  504.681730][T10064]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  504.681732][T10064]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  504.681734][T10064]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  504.681735][T10064]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  504.681736][T10064]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  504.681740][T10064]  ? kasan_save_stack (mm/kasan/common.c:58)
[  504.681742][T10064]  ? kasan_save_stack (mm/kasan/common.c:57)
[  504.681743][T10064]  ? kasan_save_track (mm/kasan/common.c:78)
[  504.681744][T10064]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  504.681745][T10064]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  504.681746][T10064]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  504.681748][T10064]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  504.681749][T10064]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  504.681752][T10064]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  504.681754][T10064]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  504.681755][T10064]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  504.681758][T10064]  ? ____sys_sendmsg (net/socket.c:2713)
[  504.681760][T10064]  ? ___sys_sendmsg (net/socket.c:2767)
[  504.681761][T10064]  ? __sys_sendmsg (net/socket.c:2799)
[  504.681763][T10064]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  504.681766][T10064]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  504.681768][T10064]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  504.681769][T10064]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  504.681771][T10064]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  504.681772][T10064]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  504.681774][T10064]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  504.681776][T10064]  ? __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)
[  504.681778][T10064]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  504.681780][T10064]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  504.681783][T10064]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  504.681785][T10064]  ? nla_get_range_signed (lib/nlattr.c:270)
[  504.681789][T10064]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  504.681791][T10064]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  504.681800][T10064]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  504.681805][T10064]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  504.681810][T10064]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  504.681813][T10064]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  504.681816][T10064]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  504.681818][T10064]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  504.681822][T10064]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  504.681824][T10064]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  504.681826][T10064]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  504.681832][T10064]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  504.681838][T10064]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  504.681841][T10064]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  504.681844][T10064]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  504.681846][T10064]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  504.681849][T10064]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  504.681851][T10064]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  504.681855][T10064]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  504.681857][T10064]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  504.681860][T10064]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  504.681864][T10064]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  504.681867][T10064]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  504.681870][T10064]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  504.681873][T10064]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  504.681875][T10064]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  504.681880][T10064]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  504.681883][T10064]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  504.681886][T10064]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  504.681890][T10064]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  504.681893][T10064]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  504.681896][T10064]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  504.681900][T10064]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  504.681903][T10064]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  504.681906][T10064]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  504.681908][T10064]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  504.681913][T10064]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  504.681916][T10064]  ____sys_sendmsg (net/socket.c:2713)
[  504.681919][T10064]  ? copy_msghdr_from_user (net/socket.c:2650)
[  504.681921][T10064]  ? sock_write_iter (net/socket.c:1269)
[  504.681924][T10064]  ? move_addr_to_kernel (net/socket.c:258)
[  504.681926][T10064]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  504.681930][T10064]  ___sys_sendmsg (net/socket.c:2767)
[  504.681933][T10064]  ? copy_msghdr_from_user (net/socket.c:2619)
[  504.681941][T10064]  __sys_sendmsg (net/socket.c:2799)
[  504.681943][T10064]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  504.681946][T10064]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  504.681948][T10064]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  504.681950][T10064]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  504.681952][T10064]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  504.681954][T10064] RIP: 0033:0x7f441821154e
[  504.681957][T10064] 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
[  504.681959][T10064] RSP: 002b:00007ffd6464bf60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  504.681963][T10064] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f441821154e
[  504.681965][T10064] RDX: 0000000000000000 RSI: 00007ffd6464c010 RDI: 0000000000000005
[  504.681966][T10064] RBP: 00007ffd6464bf70 R08: 0000000000000000 R09: 0000000000000000
[  504.681967][T10064] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4e6
[  504.681969][T10064] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd6464c6d0
| [  506.192702][T10114] softirqs last disabled at (0): 0x0
| [  506.192705][T10114] Preemption disabled at:
| [  506.192706][T10114] vprintk_emit (kernel/printk/printk.c:2471)
| [  506.192720][T10114] Tainted: [W]=WARN
[  506.192721][T10114] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  506.192724][T10114] Call Trace:
[  506.192726][T10114]  <TASK>
[  506.192728][T10114]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  506.192735][T10114]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  506.192737][T10114]  __might_resched.cold (kernel/sched/core.c:9234)
[  506.192742][T10114]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  506.192745][T10114]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  506.192750][T10114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  506.192753][T10114]  __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))
[  506.192757][T10114]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  506.192761][T10114]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  506.192768][T10114]  ? 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)
[  506.192771][T10114]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  506.192775][T10114]  put_chars (drivers/char/virtio_console.c:1176)
[  506.192778][T10114]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  506.192781][T10114]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  506.192785][T10114]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  506.192792][T10114]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  506.192794][T10114]  ? vsnprintf (lib/vsprintf.c:2900)
[  506.192799][T10114]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  506.192801][T10114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  506.192803][T10114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  506.192807][T10114]  console_emit_next_record (kernel/printk/printk.c:3183)
[  506.192811][T10114]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  506.192815][T10114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  506.192817][T10114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  506.192819][T10114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  506.192821][T10114]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  506.192825][T10114]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  506.192828][T10114]  console_flush_one_record (kernel/printk/printk.c:3268)
[  506.192832][T10114]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  506.192836][T10114]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  506.192839][T10114]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  506.192842][T10114]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  506.192845][T10114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  506.192847][T10114]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  506.192849][T10114]  ? 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)
[  506.192852][T10114]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  506.192855][T10114]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  506.192858][T10114]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  506.192861][T10114]  vprintk_emit (kernel/printk/printk.c:2479)
[  506.192864][T10114]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  506.192866][T10114]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  506.192869][T10114]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  506.192873][T10114]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  506.192875][T10114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  506.192878][T10114]  _printk (kernel/printk/printk.c:2504)
[  506.192882][T10114]  ? snapshot_read.cold (user.c:?)
[  506.192886][T10114]  ? br_multicast_flood (??:?)
[  506.192890][T10114]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  506.192894][T10114]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  506.192896][T10114]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  506.192899][T10114]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  506.192904][T10114]  br_init_port (net/bridge/br_stp_if.c:39)
[  506.192907][T10114]  new_nbp (net/bridge/br_if.c:449)
[  506.192910][T10114]  br_add_if (net/bridge/br_if.c:592)
[  506.192914][T10114]  ? 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)
[  506.192917][T10114]  do_set_master (net/core/rtnetlink.c:3071)
[  506.192921][T10114]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  506.192924][T10114]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  506.192926][T10114]  ? __dev_get_by_name (net/core/dev.c:905)
[  506.192930][T10114]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  506.192937][T10114]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  506.192941][T10114]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  506.192945][T10114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  506.192947][T10114]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  506.192949][T10114]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  506.192955][T10114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  506.192958][T10114]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  506.192961][T10114]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  506.192965][T10114]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  506.192968][T10114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  506.192970][T10114]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  506.192973][T10114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  506.192975][T10114]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  506.192978][T10114]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  506.192981][T10114]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  506.192984][T10114]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  506.192986][T10114]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  506.192992][T10114]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  506.192996][T10114]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  506.192998][T10114]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  506.193001][T10114]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  506.193004][T10114]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  506.193009][T10114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  506.193012][T10114]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  506.193015][T10114]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  506.193019][T10114]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  506.193022][T10114]  ? next_uptodate_folio (mm/filemap.c:3747)
[  506.193027][T10114]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  506.193030][T10114]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  506.193034][T10114]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  506.193037][T10114]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  506.193041][T10114]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  506.193045][T10114]  ____sys_sendmsg (net/socket.c:2713)
[  506.193048][T10114]  ? copy_msghdr_from_user (net/socket.c:2650)
[  506.193051][T10114]  ? sock_write_iter (net/socket.c:1269)
[  506.193054][T10114]  ? move_addr_to_kernel (net/socket.c:258)
[  506.193058][T10114]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  506.193061][T10114]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  506.193064][T10114]  ___sys_sendmsg (net/socket.c:2767)
[  506.193067][T10114]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  506.193070][T10114]  ? copy_msghdr_from_user (net/socket.c:2619)
[  506.193073][T10114]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  506.193080][T10114]  __sys_sendmsg (net/socket.c:2799)
[  506.193084][T10114]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  506.193088][T10114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  506.193091][T10114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  506.193093][T10114]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  506.193097][T10114]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  506.193100][T10114]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  506.193103][T10114] RIP: 0033:0x7f4bfdc9c54e
[  506.193106][T10114] 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
[  506.193109][T10114] RSP: 002b:00007ffe0d9dfc70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  506.193114][T10114] RAX: ffffffffffffffda RBX: 00007ffe0d9e0438 RCX: 00007f4bfdc9c54e
[  506.193117][T10114] RDX: 0000000000000000 RSI: 00007ffe0d9dfd20 RDI: 0000000000000005
[  506.193119][T10114] RBP: 00007ffe0d9dfc80 R08: 0000000000000000 R09: 0000000000000000
[  506.193120][T10114] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4e8
[  506.193122][T10114] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe0d9e03f0
| [  513.170526][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  513.170529][   T70] Preemption disabled at:
| [  513.170530][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  513.170541][   T70] Tainted: [W]=WARN
[  513.170542][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  513.170545][   T70] Workqueue: netns cleanup_net
[  513.170555][   T70] Call Trace:
[  513.170557][   T70]  <TASK>
[  513.170559][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  513.170564][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  513.170566][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  513.170570][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  513.170572][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  513.170576][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  513.170578][   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))
[  513.170581][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  513.170585][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  513.170590][   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)
[  513.170592][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  513.170594][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  513.170596][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  513.170598][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  513.170601][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  513.170606][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  513.170608][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  513.170610][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  513.170612][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  513.170613][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  513.170615][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  513.170617][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  513.170620][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  513.170621][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  513.170622][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  513.170623][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  513.170626][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  513.170628][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  513.170630][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  513.170633][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  513.170635][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  513.170637][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  513.170639][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  513.170640][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  513.170641][   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)
[  513.170643][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  513.170645][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  513.170647][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  513.170648][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  513.170650][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  513.170652][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  513.170653][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  513.170656][   T70]  ? kthread (kernel/kthread.c:436)
[  513.170658][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  513.170670][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  513.170673][   T70]  _printk (kernel/printk/printk.c:2504)
[  513.170676][   T70]  ? snapshot_read.cold (user.c:?)
[  513.170678][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  513.170681][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  513.170684][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  513.170686][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  513.170688][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  513.170690][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  513.170691][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  513.170694][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  513.170696][   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)
[  513.170698][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  513.170700][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  513.170703][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  513.170707][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  513.170709][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  513.170712][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  513.170714][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  513.170716][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  513.170719][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  513.170721][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  513.170723][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  513.170725][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  513.170727][   T70]  process_one_work (kernel/workqueue.c:3387)
[  513.170730][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  513.170732][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  513.170735][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  513.170738][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  513.170740][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  513.170742][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  513.170744][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  513.170746][   T70]  kthread (kernel/kthread.c:436)
[  513.170748][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  513.170749][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  513.170752][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  513.170754][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  513.170756][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  513.170759][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  513.170761][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  514.512104][T10276] softirqs last disabled at (0): 0x0
| [  514.512106][T10276] Preemption disabled at:
| [  514.512106][T10276] vprintk_emit (kernel/printk/printk.c:2471)
| [  514.512117][T10276] Tainted: [W]=WARN
[  514.512118][T10276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  514.512120][T10276] Call Trace:
[  514.512121][T10276]  <TASK>
[  514.512123][T10276]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  514.512128][T10276]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  514.512130][T10276]  __might_resched.cold (kernel/sched/core.c:9234)
[  514.512134][T10276]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  514.512136][T10276]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  514.512139][T10276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  514.512142][T10276]  __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))
[  514.512145][T10276]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  514.512147][T10276]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  514.512152][T10276]  ? 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)
[  514.512154][T10276]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  514.512157][T10276]  put_chars (drivers/char/virtio_console.c:1176)
[  514.512159][T10276]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  514.512161][T10276]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  514.512163][T10276]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  514.512168][T10276]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  514.512170][T10276]  ? vsnprintf (lib/vsprintf.c:2900)
[  514.512173][T10276]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  514.512174][T10276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  514.512175][T10276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  514.512177][T10276]  console_emit_next_record (kernel/printk/printk.c:3183)
[  514.512180][T10276]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  514.512182][T10276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  514.512183][T10276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  514.512185][T10276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  514.512186][T10276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  514.512188][T10276]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  514.512190][T10276]  console_flush_one_record (kernel/printk/printk.c:3268)
[  514.512193][T10276]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  514.512195][T10276]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  514.512197][T10276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  514.512199][T10276]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  514.512201][T10276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  514.512202][T10276]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  514.512204][T10276]  ? 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)
[  514.512205][T10276]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  514.512207][T10276]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  514.512209][T10276]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  514.512210][T10276]  vprintk_emit (kernel/printk/printk.c:2479)
[  514.512212][T10276]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  514.512213][T10276]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  514.512215][T10276]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  514.512218][T10276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  514.512220][T10276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  514.512221][T10276]  _printk (kernel/printk/printk.c:2504)
[  514.512224][T10276]  ? snapshot_read.cold (user.c:?)
[  514.512226][T10276]  ? br_multicast_flood (??:?)
[  514.512230][T10276]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  514.512232][T10276]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  514.512233][T10276]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  514.512235][T10276]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  514.512238][T10276]  br_init_port (net/bridge/br_stp_if.c:39)
[  514.512240][T10276]  new_nbp (net/bridge/br_if.c:449)
[  514.512243][T10276]  br_add_if (net/bridge/br_if.c:592)
[  514.512245][T10276]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  514.512249][T10276]  do_set_master (net/core/rtnetlink.c:3071)
[  514.512251][T10276]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  514.512253][T10276]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  514.512254][T10276]  ? __dev_get_by_name (net/core/dev.c:905)
[  514.512256][T10276]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  514.512260][T10276]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  514.512263][T10276]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  514.512265][T10276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  514.512266][T10276]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  514.512268][T10276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  514.512269][T10276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  514.512271][T10276]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  514.512273][T10276]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  514.512275][T10276]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  514.512277][T10276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  514.512279][T10276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  514.512280][T10276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  514.512281][T10276]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  514.512283][T10276]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  514.512284][T10276]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  514.512286][T10276]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  514.512288][T10276]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  514.512292][T10276]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  514.512296][T10276]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  514.512297][T10276]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  514.512299][T10276]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  514.512300][T10276]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  514.512303][T10276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  514.512305][T10276]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  514.512307][T10276]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  514.512309][T10276]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  514.512311][T10276]  ? next_uptodate_folio (mm/filemap.c:3747)
[  514.512314][T10276]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  514.512316][T10276]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  514.512318][T10276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  514.512320][T10276]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  514.512326][T10276]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  514.512329][T10276]  ____sys_sendmsg (net/socket.c:2713)
[  514.512331][T10276]  ? copy_msghdr_from_user (net/socket.c:2650)
[  514.512333][T10276]  ? sock_write_iter (net/socket.c:1269)
[  514.512334][T10276]  ? move_addr_to_kernel (net/socket.c:258)
[  514.512337][T10276]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  514.512339][T10276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  514.512341][T10276]  ___sys_sendmsg (net/socket.c:2767)
[  514.512343][T10276]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  514.512345][T10276]  ? copy_msghdr_from_user (net/socket.c:2619)
[  514.512346][T10276]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  514.512351][T10276]  __sys_sendmsg (net/socket.c:2799)
[  514.512353][T10276]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  514.512356][T10276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  514.512357][T10276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  514.512359][T10276]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  514.512361][T10276]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  514.512364][T10276]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  514.512366][T10276] RIP: 0033:0x7f19a987454e
[  514.512368][T10276] 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
[  514.512371][T10276] RSP: 002b:00007ffc302ad350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  514.512374][T10276] RAX: ffffffffffffffda RBX: 00007ffc302adb18 RCX: 00007f19a987454e
[  514.512376][T10276] RDX: 0000000000000000 RSI: 00007ffc302ad400 RDI: 0000000000000005
[  514.512377][T10276] RBP: 00007ffc302ad360 R08: 0000000000000000 R09: 0000000000000000
[  514.512378][T10276] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4f0
[  514.512379][T10276] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc302adad0
| [  516.093438][T10345] softirqs last disabled at (0): 0x0
| [  516.093440][T10345] Preemption disabled at:
| [  516.093441][T10345] vprintk_emit (kernel/printk/printk.c:2471)
| [  516.093451][T10345] Tainted: [W]=WARN
[  516.093452][T10345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  516.093454][T10345] Call Trace:
[  516.093456][T10345]  <TASK>
[  516.093457][T10345]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  516.093463][T10345]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  516.093464][T10345]  __might_resched.cold (kernel/sched/core.c:9234)
[  516.093468][T10345]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  516.093472][T10345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.093475][T10345]  __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))
[  516.093478][T10345]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  516.093480][T10345]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  516.093485][T10345]  ? 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)
[  516.093487][T10345]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  516.093490][T10345]  put_chars (drivers/char/virtio_console.c:1176)
[  516.093492][T10345]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  516.093493][T10345]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  516.093496][T10345]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  516.093498][T10345]  ? pointer (lib/vsprintf.c:2577)
[  516.093502][T10345]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  516.093506][T10345]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  516.093508][T10345]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  516.093510][T10345]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  516.093513][T10345]  console_emit_next_record (kernel/printk/printk.c:3183)
[  516.093516][T10345]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  516.093518][T10345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.093519][T10345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.093520][T10345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.093521][T10345]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  516.093524][T10345]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  516.093525][T10345]  console_flush_one_record (kernel/printk/printk.c:3268)
[  516.093528][T10345]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  516.093531][T10345]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  516.093533][T10345]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  516.093535][T10345]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  516.093537][T10345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.093538][T10345]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  516.093539][T10345]  ? 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)
[  516.093541][T10345]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  516.093543][T10345]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  516.093545][T10345]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  516.093546][T10345]  vprintk_emit (kernel/printk/printk.c:2479)
[  516.093548][T10345]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  516.093550][T10345]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  516.093556][T10345]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  516.093559][T10345]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  516.093562][T10345]  _printk (kernel/printk/printk.c:2504)
[  516.093565][T10345]  ? snapshot_read.cold (user.c:?)
[  516.093567][T10345]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  516.093569][T10345]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  516.093573][T10345]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  516.093575][T10345]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  516.093578][T10345]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  516.093581][T10345]  ? netdev_notice (net/core/dev.c:13194)
[  516.093583][T10345]  ? 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)
[  516.093585][T10345]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  516.093588][T10345]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  516.093590][T10345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.093591][T10345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.093592][T10345]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  516.093594][T10345]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  516.093595][T10345]  ? 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)
[  516.093597][T10345]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  516.093598][T10345]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  516.093600][T10345]  ? register_netdev (net/core/dev.c:11618)
[  516.093602][T10345]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  516.093604][T10345]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  516.093606][T10345]  ? __kernel_text_address (kernel/extable.c:79)
[  516.093609][T10345]  ? write_profile (profile.c:?)
[  516.093612][T10345]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  516.093616][T10345]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  516.093618][T10345]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  516.093619][T10345]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  516.093621][T10345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.093622][T10345]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  516.093625][T10345]  ? kasan_save_stack (mm/kasan/common.c:58)
[  516.093627][T10345]  ? kasan_save_stack (mm/kasan/common.c:57)
[  516.093628][T10345]  ? kasan_save_track (mm/kasan/common.c:78)
[  516.093630][T10345]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  516.093631][T10345]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  516.093632][T10345]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  516.093633][T10345]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  516.093635][T10345]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  516.093638][T10345]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  516.093640][T10345]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  516.093641][T10345]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  516.093644][T10345]  ? ____sys_sendmsg (net/socket.c:2713)
[  516.093645][T10345]  ? ___sys_sendmsg (net/socket.c:2767)
[  516.093647][T10345]  ? __sys_sendmsg (net/socket.c:2799)
[  516.093649][T10345]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  516.093651][T10345]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  516.093654][T10345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.093655][T10345]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  516.093657][T10345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.093658][T10345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.093659][T10345]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  516.093661][T10345]  ? __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)
[  516.093662][T10345]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  516.093663][T10345]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  516.093665][T10345]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  516.093666][T10345]  ? nla_get_range_signed (lib/nlattr.c:270)
[  516.093670][T10345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.093671][T10345]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  516.093674][T10345]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  516.093676][T10345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.093677][T10345]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  516.093678][T10345]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  516.093680][T10345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.093682][T10345]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  516.093684][T10345]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  516.093685][T10345]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  516.093693][T10345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.093694][T10345]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  516.093698][T10345]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  516.093700][T10345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.093701][T10345]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  516.093703][T10345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.093705][T10345]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  516.093706][T10345]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  516.093708][T10345]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  516.093709][T10345]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  516.093711][T10345]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  516.093714][T10345]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  516.093716][T10345]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  516.093717][T10345]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  516.093719][T10345]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  516.093721][T10345]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  516.093724][T10345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.093725][T10345]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  516.093727][T10345]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  516.093730][T10345]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  516.093732][T10345]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  516.093734][T10345]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  516.093736][T10345]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  516.093738][T10345]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  516.093740][T10345]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  516.093741][T10345]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  516.093745][T10345]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  516.093747][T10345]  ____sys_sendmsg (net/socket.c:2713)
[  516.093749][T10345]  ? copy_msghdr_from_user (net/socket.c:2650)
[  516.093750][T10345]  ? sock_write_iter (net/socket.c:1269)
[  516.093752][T10345]  ? move_addr_to_kernel (net/socket.c:258)
[  516.093754][T10345]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  516.093757][T10345]  ___sys_sendmsg (net/socket.c:2767)
[  516.093758][T10345]  ? copy_msghdr_from_user (net/socket.c:2619)
[  516.093764][T10345]  __sys_sendmsg (net/socket.c:2799)
[  516.093766][T10345]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  516.093769][T10345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.093771][T10345]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  516.093773][T10345]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  516.093775][T10345]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  516.093776][T10345] RIP: 0033:0x7f62f525654e
[  516.093778][T10345] 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
[  516.093781][T10345] RSP: 002b:00007ffd2b802d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  516.093785][T10345] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f62f525654e
[  516.093787][T10345] RDX: 0000000000000000 RSI: 00007ffd2b802e30 RDI: 0000000000000005
[  516.093789][T10345] RBP: 00007ffd2b802d90 R08: 0000000000000000 R09: 0000000000000000
[  516.093791][T10345] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4f2
[  516.093792][T10345] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd2b8034f0
| [  517.295949][T10395] softirqs last disabled at (0): 0x0
| [  517.295951][T10395] Preemption disabled at:
| [  517.295952][T10395] vprintk_emit (kernel/printk/printk.c:2471)
| [  517.295962][T10395] Tainted: [W]=WARN
[  517.295963][T10395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  517.295965][T10395] Call Trace:
[  517.295967][T10395]  <TASK>
[  517.295968][T10395]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  517.295973][T10395]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  517.295975][T10395]  __might_resched.cold (kernel/sched/core.c:9234)
[  517.295979][T10395]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  517.295981][T10395]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  517.295985][T10395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  517.295988][T10395]  __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))
[  517.295990][T10395]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  517.295993][T10395]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  517.295998][T10395]  ? 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)
[  517.296000][T10395]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  517.296003][T10395]  put_chars (drivers/char/virtio_console.c:1176)
[  517.296005][T10395]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  517.296006][T10395]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  517.296010][T10395]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  517.296014][T10395]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  517.296016][T10395]  ? vsnprintf (lib/vsprintf.c:2900)
[  517.296020][T10395]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  517.296021][T10395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  517.296023][T10395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  517.296025][T10395]  console_emit_next_record (kernel/printk/printk.c:3183)
[  517.296027][T10395]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  517.296030][T10395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  517.296031][T10395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  517.296032][T10395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  517.296033][T10395]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  517.296035][T10395]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  517.296037][T10395]  console_flush_one_record (kernel/printk/printk.c:3268)
[  517.296039][T10395]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  517.296042][T10395]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  517.296044][T10395]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  517.296046][T10395]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  517.296048][T10395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  517.296049][T10395]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  517.296050][T10395]  ? 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)
[  517.296052][T10395]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  517.296054][T10395]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  517.296056][T10395]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  517.296057][T10395]  vprintk_emit (kernel/printk/printk.c:2479)
[  517.296059][T10395]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  517.296060][T10395]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  517.296062][T10395]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  517.296065][T10395]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  517.296067][T10395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  517.296068][T10395]  _printk (kernel/printk/printk.c:2504)
[  517.296071][T10395]  ? snapshot_read.cold (user.c:?)
[  517.296073][T10395]  ? br_multicast_flood (??:?)
[  517.296077][T10395]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  517.296079][T10395]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  517.296080][T10395]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  517.296082][T10395]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  517.296086][T10395]  br_init_port (net/bridge/br_stp_if.c:39)
[  517.296088][T10395]  new_nbp (net/bridge/br_if.c:449)
[  517.296090][T10395]  br_add_if (net/bridge/br_if.c:592)
[  517.296092][T10395]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  517.296096][T10395]  do_set_master (net/core/rtnetlink.c:3071)
[  517.296098][T10395]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  517.296100][T10395]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  517.296101][T10395]  ? __dev_get_by_name (net/core/dev.c:905)
[  517.296103][T10395]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  517.296108][T10395]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  517.296110][T10395]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  517.296113][T10395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  517.296114][T10395]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  517.296115][T10395]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  517.296117][T10395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  517.296118][T10395]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  517.296121][T10395]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  517.296123][T10395]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  517.296125][T10395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  517.296126][T10395]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  517.296128][T10395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  517.296129][T10395]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  517.296131][T10395]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  517.296132][T10395]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  517.296134][T10395]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  517.296135][T10395]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  517.296139][T10395]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  517.296143][T10395]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  517.296144][T10395]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  517.296146][T10395]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  517.296148][T10395]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  517.296151][T10395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  517.296152][T10395]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  517.296154][T10395]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  517.296157][T10395]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  517.296159][T10395]  ? next_uptodate_folio (mm/filemap.c:3747)
[  517.296162][T10395]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  517.296164][T10395]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  517.296166][T10395]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  517.296168][T10395]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  517.296171][T10395]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  517.296174][T10395]  ____sys_sendmsg (net/socket.c:2713)
[  517.296176][T10395]  ? copy_msghdr_from_user (net/socket.c:2650)
[  517.296178][T10395]  ? sock_write_iter (net/socket.c:1269)
[  517.296179][T10395]  ? move_addr_to_kernel (net/socket.c:258)
[  517.296181][T10395]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  517.296184][T10395]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  517.296186][T10395]  ___sys_sendmsg (net/socket.c:2767)
[  517.296188][T10395]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  517.296189][T10395]  ? copy_msghdr_from_user (net/socket.c:2619)
[  517.296191][T10395]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  517.296196][T10395]  __sys_sendmsg (net/socket.c:2799)
[  517.296198][T10395]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  517.296201][T10395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  517.296202][T10395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  517.296204][T10395]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  517.296206][T10395]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  517.296208][T10395]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  517.296210][T10395] RIP: 0033:0x7fca5251b54e
[  517.296212][T10395] 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
[  517.296214][T10395] RSP: 002b:00007fffac2ba290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  517.296218][T10395] RAX: ffffffffffffffda RBX: 00007fffac2baa58 RCX: 00007fca5251b54e
[  517.296220][T10395] RDX: 0000000000000000 RSI: 00007fffac2ba340 RDI: 0000000000000005
[  517.296221][T10395] RBP: 00007fffac2ba2a0 R08: 0000000000000000 R09: 0000000000000000
[  517.296222][T10395] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4f3
[  517.296223][T10395] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffac2baa10
| [  524.443818][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  524.443821][   T70] Preemption disabled at:
| [  524.443822][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  524.443836][   T70] Tainted: [W]=WARN
[  524.443838][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  524.443841][   T70] Workqueue: netns cleanup_net
[  524.443848][   T70] Call Trace:
[  524.443850][   T70]  <TASK>
[  524.443852][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  524.443859][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  524.443862][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  524.443867][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  524.443870][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  524.443875][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  524.443879][   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))
[  524.443883][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  524.443887][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  524.443893][   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)
[  524.443896][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  524.443900][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  524.443903][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  524.443907][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  524.443911][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  524.443918][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  524.443920][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  524.443924][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  524.443927][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  524.443929][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  524.443932][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  524.443937][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  524.443940][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  524.443942][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  524.443944][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  524.443946][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  524.443950][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  524.443953][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  524.443957][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  524.443962][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  524.443965][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  524.443968][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  524.443971][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  524.443973][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  524.443976][   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)
[  524.443978][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  524.443981][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  524.443984][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  524.443987][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  524.443990][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  524.443992][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  524.443995][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  524.443999][   T70]  ? kthread (kernel/kthread.c:436)
[  524.444002][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  524.444006][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  524.444010][   T70]  _printk (kernel/printk/printk.c:2504)
[  524.444014][   T70]  ? snapshot_read.cold (user.c:?)
[  524.444018][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  524.444023][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  524.444026][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  524.444030][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  524.444034][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  524.444036][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  524.444039][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  524.444043][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  524.444045][   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)
[  524.444048][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  524.444052][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  524.444056][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  524.444061][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  524.444064][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  524.444068][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  524.444072][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  524.444075][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  524.444080][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  524.444083][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  524.444087][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  524.444089][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  524.444092][   T70]  process_one_work (kernel/workqueue.c:3387)
[  524.444097][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  524.444101][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  524.444106][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  524.444110][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  524.444113][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  524.444116][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  524.444119][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  524.444122][   T70]  kthread (kernel/kthread.c:436)
[  524.444125][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  524.444128][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  524.444131][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  524.444134][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  524.444137][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  524.444142][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  524.444145][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  525.489850][T10513] softirqs last disabled at (0): 0x0
| [  525.489853][T10513] Preemption disabled at:
| [  525.489854][T10513] vprintk_emit (kernel/printk/printk.c:2471)
| [  525.489867][T10513] Tainted: [W]=WARN
[  525.489869][T10513] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  525.489871][T10513] Call Trace:
[  525.489873][T10513]  <TASK>
[  525.489875][T10513]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  525.489881][T10513]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  525.489884][T10513]  __might_resched.cold (kernel/sched/core.c:9234)
[  525.489889][T10513]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  525.489893][T10513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.489897][T10513]  __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))
[  525.489901][T10513]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  525.489906][T10513]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  525.489912][T10513]  ? 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)
[  525.489915][T10513]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  525.489919][T10513]  put_chars (drivers/char/virtio_console.c:1176)
[  525.489922][T10513]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  525.489924][T10513]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  525.489929][T10513]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  525.489932][T10513]  ? pointer (lib/vsprintf.c:2577)
[  525.489937][T10513]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  525.489944][T10513]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  525.489947][T10513]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  525.489950][T10513]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  525.489954][T10513]  console_emit_next_record (kernel/printk/printk.c:3183)
[  525.489958][T10513]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  525.489962][T10513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.489964][T10513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.489966][T10513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.489968][T10513]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  525.489972][T10513]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  525.489975][T10513]  console_flush_one_record (kernel/printk/printk.c:3268)
[  525.489979][T10513]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  525.489983][T10513]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  525.489987][T10513]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  525.489989][T10513]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  525.489992][T10513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.489995][T10513]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  525.489997][T10513]  ? 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)
[  525.490000][T10513]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  525.490003][T10513]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  525.490006][T10513]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  525.490009][T10513]  vprintk_emit (kernel/printk/printk.c:2479)
[  525.490012][T10513]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  525.490014][T10513]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  525.490018][T10513]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  525.490022][T10513]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  525.490026][T10513]  _printk (kernel/printk/printk.c:2504)
[  525.490031][T10513]  ? snapshot_read.cold (user.c:?)
[  525.490034][T10513]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  525.490038][T10513]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  525.490042][T10513]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  525.490045][T10513]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  525.490050][T10513]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  525.490053][T10513]  ? netdev_notice (net/core/dev.c:13194)
[  525.490057][T10513]  ? 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)
[  525.490060][T10513]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  525.490064][T10513]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  525.490066][T10513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.490068][T10513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.490071][T10513]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  525.490073][T10513]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  525.490076][T10513]  ? 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)
[  525.490079][T10513]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  525.490081][T10513]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  525.490084][T10513]  ? register_netdev (net/core/dev.c:11618)
[  525.490087][T10513]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  525.490090][T10513]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  525.490094][T10513]  ? __kernel_text_address (kernel/extable.c:79)
[  525.490097][T10513]  ? write_profile (profile.c:?)
[  525.490101][T10513]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  525.490107][T10513]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  525.490110][T10513]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  525.490112][T10513]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  525.490114][T10513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.490116][T10513]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  525.490121][T10513]  ? kasan_save_stack (mm/kasan/common.c:58)
[  525.490124][T10513]  ? kasan_save_stack (mm/kasan/common.c:57)
[  525.490125][T10513]  ? kasan_save_track (mm/kasan/common.c:78)
[  525.490127][T10513]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  525.490129][T10513]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  525.490131][T10513]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  525.490133][T10513]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  525.490135][T10513]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  525.490139][T10513]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  525.490142][T10513]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  525.490144][T10513]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  525.490148][T10513]  ? ____sys_sendmsg (net/socket.c:2713)
[  525.490150][T10513]  ? ___sys_sendmsg (net/socket.c:2767)
[  525.490152][T10513]  ? __sys_sendmsg (net/socket.c:2799)
[  525.490155][T10513]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  525.490158][T10513]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  525.490162][T10513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.490164][T10513]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  525.490166][T10513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.490168][T10513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.490170][T10513]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  525.490173][T10513]  ? __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)
[  525.490175][T10513]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  525.490177][T10513]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  525.490179][T10513]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  525.490181][T10513]  ? nla_get_range_signed (lib/nlattr.c:270)
[  525.490186][T10513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.490188][T10513]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  525.490191][T10513]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  525.490195][T10513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.490197][T10513]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  525.490199][T10513]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  525.490201][T10513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.490204][T10513]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  525.490207][T10513]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  525.490209][T10513]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  525.490211][T10513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.490213][T10513]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  525.490217][T10513]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  525.490221][T10513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.490223][T10513]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  525.490225][T10513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.490227][T10513]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  525.490229][T10513]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  525.490232][T10513]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  525.490234][T10513]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  525.490237][T10513]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  525.490241][T10513]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  525.490243][T10513]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  525.490245][T10513]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  525.490248][T10513]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  525.490250][T10513]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  525.490255][T10513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.490258][T10513]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  525.490261][T10513]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  525.490265][T10513]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  525.490268][T10513]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  525.490272][T10513]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  525.490275][T10513]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  525.490278][T10513]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  525.490281][T10513]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  525.490284][T10513]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  525.490289][T10513]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  525.490293][T10513]  ____sys_sendmsg (net/socket.c:2713)
[  525.490297][T10513]  ? copy_msghdr_from_user (net/socket.c:2650)
[  525.490301][T10513]  ? sock_write_iter (net/socket.c:1269)
[  525.490303][T10513]  ? move_addr_to_kernel (net/socket.c:258)
[  525.490306][T10513]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  525.490310][T10513]  ___sys_sendmsg (net/socket.c:2767)
[  525.490313][T10513]  ? copy_msghdr_from_user (net/socket.c:2619)
[  525.490322][T10513]  __sys_sendmsg (net/socket.c:2799)
[  525.490325][T10513]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  525.490330][T10513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.490333][T10513]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  525.490336][T10513]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  525.490339][T10513]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  525.490342][T10513] RIP: 0033:0x7f3db064054e
[  525.490345][T10513] 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
[  525.490348][T10513] RSP: 002b:00007ffd7dffa740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  525.490353][T10513] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f3db064054e
[  525.490356][T10513] RDX: 0000000000000000 RSI: 00007ffd7dffa7f0 RDI: 0000000000000005
[  525.490358][T10513] RBP: 00007ffd7dffa750 R08: 0000000000000000 R09: 0000000000000000
[  525.490360][T10513] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4fb
[  525.490361][T10513] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd7dffaeb0
| [  526.835441][T10588] softirqs last disabled at (0): 0x0
| [  526.835443][T10588] Preemption disabled at:
| [  526.835444][T10588] vprintk_emit (kernel/printk/printk.c:2471)
| [  526.835454][T10588] Tainted: [W]=WARN
[  526.835455][T10588] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  526.835457][T10588] Call Trace:
[  526.835458][T10588]  <TASK>
[  526.835460][T10588]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  526.835465][T10588]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  526.835467][T10588]  __might_resched.cold (kernel/sched/core.c:9234)
[  526.835471][T10588]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  526.835473][T10588]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  526.835477][T10588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  526.835479][T10588]  __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))
[  526.835482][T10588]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  526.835485][T10588]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  526.835490][T10588]  ? 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)
[  526.835491][T10588]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  526.835494][T10588]  put_chars (drivers/char/virtio_console.c:1176)
[  526.835496][T10588]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  526.835498][T10588]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  526.835500][T10588]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  526.835505][T10588]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  526.835507][T10588]  ? vsnprintf (lib/vsprintf.c:2900)
[  526.835510][T10588]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  526.835512][T10588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  526.835513][T10588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  526.835515][T10588]  console_emit_next_record (kernel/printk/printk.c:3183)
[  526.835518][T10588]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  526.835520][T10588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  526.835521][T10588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  526.835522][T10588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  526.835523][T10588]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  526.835526][T10588]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  526.835528][T10588]  console_flush_one_record (kernel/printk/printk.c:3268)
[  526.835531][T10588]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  526.835534][T10588]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  526.835536][T10588]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  526.835537][T10588]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  526.835539][T10588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  526.835540][T10588]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  526.835542][T10588]  ? 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)
[  526.835543][T10588]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  526.835545][T10588]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  526.835547][T10588]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  526.835549][T10588]  vprintk_emit (kernel/printk/printk.c:2479)
[  526.835551][T10588]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  526.835555][T10588]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  526.835557][T10588]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  526.835560][T10588]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  526.835561][T10588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  526.835563][T10588]  _printk (kernel/printk/printk.c:2504)
[  526.835566][T10588]  ? snapshot_read.cold (user.c:?)
[  526.835568][T10588]  ? br_multicast_flood (??:?)
[  526.835571][T10588]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  526.835574][T10588]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  526.835575][T10588]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  526.835577][T10588]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  526.835580][T10588]  br_init_port (net/bridge/br_stp_if.c:39)
[  526.835582][T10588]  new_nbp (net/bridge/br_if.c:449)
[  526.835585][T10588]  br_add_if (net/bridge/br_if.c:592)
[  526.835586][T10588]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  526.835591][T10588]  do_set_master (net/core/rtnetlink.c:3071)
[  526.835592][T10588]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  526.835594][T10588]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  526.835596][T10588]  ? __dev_get_by_name (net/core/dev.c:905)
[  526.835597][T10588]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  526.835602][T10588]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  526.835604][T10588]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  526.835606][T10588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  526.835608][T10588]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  526.835609][T10588]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  526.835611][T10588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  526.835612][T10588]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  526.835615][T10588]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  526.835616][T10588]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  526.835619][T10588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  526.835620][T10588]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  526.835622][T10588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  526.835623][T10588]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  526.835624][T10588]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  526.835626][T10588]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  526.835628][T10588]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  526.835629][T10588]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  526.835633][T10588]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  526.835636][T10588]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  526.835638][T10588]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  526.835640][T10588]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  526.835641][T10588]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  526.835644][T10588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  526.835646][T10588]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  526.835648][T10588]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  526.835650][T10588]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  526.835652][T10588]  ? next_uptodate_folio (mm/filemap.c:3747)
[  526.835655][T10588]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  526.835658][T10588]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  526.835660][T10588]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  526.835662][T10588]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  526.835665][T10588]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  526.835668][T10588]  ____sys_sendmsg (net/socket.c:2713)
[  526.835670][T10588]  ? copy_msghdr_from_user (net/socket.c:2650)
[  526.835672][T10588]  ? sock_write_iter (net/socket.c:1269)
[  526.835673][T10588]  ? move_addr_to_kernel (net/socket.c:258)
[  526.835676][T10588]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  526.835680][T10588]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  526.835683][T10588]  ___sys_sendmsg (net/socket.c:2767)
[  526.835686][T10588]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  526.835689][T10588]  ? copy_msghdr_from_user (net/socket.c:2619)
[  526.835691][T10588]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  526.835698][T10588]  __sys_sendmsg (net/socket.c:2799)
[  526.835701][T10588]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  526.835703][T10588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  526.835705][T10588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  526.835706][T10588]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  526.835709][T10588]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  526.835711][T10588]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  526.835713][T10588] RIP: 0033:0x7f7f365f554e
[  526.835715][T10588] 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
[  526.835718][T10588] RSP: 002b:00007ffc63d25640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  526.835722][T10588] RAX: ffffffffffffffda RBX: 00007ffc63d25e08 RCX: 00007f7f365f554e
[  526.835723][T10588] RDX: 0000000000000000 RSI: 00007ffc63d256f0 RDI: 0000000000000005
[  526.835724][T10588] RBP: 00007ffc63d25650 R08: 0000000000000000 R09: 0000000000000000
[  526.835725][T10588] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4fd
[  526.835726][T10588] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc63d25dc0
| [  528.217031][T10647] softirqs last disabled at (0): 0x0
| [  528.217034][T10647] Preemption disabled at:
| [  528.217035][T10647] vprintk_emit (kernel/printk/printk.c:2471)
| [  528.217048][T10647] Tainted: [W]=WARN
[  528.217050][T10647] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  528.217052][T10647] Call Trace:
[  528.217054][T10647]  <TASK>
[  528.217056][T10647]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  528.217063][T10647]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  528.217066][T10647]  __might_resched.cold (kernel/sched/core.c:9234)
[  528.217070][T10647]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  528.217074][T10647]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  528.217078][T10647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  528.217082][T10647]  __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))
[  528.217086][T10647]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  528.217090][T10647]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  528.217097][T10647]  ? 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)
[  528.217099][T10647]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  528.217103][T10647]  put_chars (drivers/char/virtio_console.c:1176)
[  528.217106][T10647]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  528.217109][T10647]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  528.217114][T10647]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  528.217120][T10647]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  528.217123][T10647]  ? vsnprintf (lib/vsprintf.c:2900)
[  528.217127][T10647]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  528.217129][T10647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  528.217131][T10647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  528.217134][T10647]  console_emit_next_record (kernel/printk/printk.c:3183)
[  528.217139][T10647]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  528.217142][T10647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  528.217144][T10647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  528.217146][T10647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  528.217148][T10647]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  528.217152][T10647]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  528.217155][T10647]  console_flush_one_record (kernel/printk/printk.c:3268)
[  528.217159][T10647]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  528.217163][T10647]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  528.217166][T10647]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  528.217169][T10647]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  528.217171][T10647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  528.217173][T10647]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  528.217176][T10647]  ? 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)
[  528.217178][T10647]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  528.217181][T10647]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  528.217185][T10647]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  528.217187][T10647]  vprintk_emit (kernel/printk/printk.c:2479)
[  528.217190][T10647]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  528.217192][T10647]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  528.217195][T10647]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  528.217199][T10647]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  528.217202][T10647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  528.217205][T10647]  _printk (kernel/printk/printk.c:2504)
[  528.217209][T10647]  ? snapshot_read.cold (user.c:?)
[  528.217212][T10647]  ? br_multicast_flood (??:?)
[  528.217217][T10647]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  528.217220][T10647]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  528.217222][T10647]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  528.217226][T10647]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  528.217230][T10647]  br_init_port (net/bridge/br_stp_if.c:39)
[  528.217233][T10647]  new_nbp (net/bridge/br_if.c:449)
[  528.217237][T10647]  br_add_if (net/bridge/br_if.c:592)
[  528.217239][T10647]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  528.217245][T10647]  do_set_master (net/core/rtnetlink.c:3071)
[  528.217248][T10647]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  528.217252][T10647]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  528.217254][T10647]  ? __dev_get_by_name (net/core/dev.c:905)
[  528.217257][T10647]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  528.217263][T10647]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  528.217267][T10647]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  528.217271][T10647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  528.217273][T10647]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  528.217275][T10647]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  528.217278][T10647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  528.217280][T10647]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  528.217284][T10647]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  528.217287][T10647]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  528.217291][T10647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  528.217293][T10647]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  528.217296][T10647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  528.217298][T10647]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  528.217300][T10647]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  528.217303][T10647]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  528.217306][T10647]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  528.217308][T10647]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  528.217314][T10647]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  528.217318][T10647]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  528.217320][T10647]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  528.217323][T10647]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  528.217326][T10647]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  528.217330][T10647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  528.217333][T10647]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  528.217336][T10647]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  528.217340][T10647]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  528.217343][T10647]  ? next_uptodate_folio (mm/filemap.c:3747)
[  528.217348][T10647]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  528.217352][T10647]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  528.217355][T10647]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  528.217358][T10647]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  528.217362][T10647]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  528.217367][T10647]  ____sys_sendmsg (net/socket.c:2713)
[  528.217369][T10647]  ? copy_msghdr_from_user (net/socket.c:2650)
[  528.217372][T10647]  ? sock_write_iter (net/socket.c:1269)
[  528.217375][T10647]  ? move_addr_to_kernel (net/socket.c:258)
[  528.217378][T10647]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  528.217382][T10647]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  528.217385][T10647]  ___sys_sendmsg (net/socket.c:2767)
[  528.217388][T10647]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  528.217391][T10647]  ? copy_msghdr_from_user (net/socket.c:2619)
[  528.217393][T10647]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  528.217401][T10647]  __sys_sendmsg (net/socket.c:2799)
[  528.217404][T10647]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  528.217409][T10647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  528.217411][T10647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  528.217414][T10647]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  528.217417][T10647]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  528.217421][T10647]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  528.217424][T10647] RIP: 0033:0x7f415ed3854e
[  528.217427][T10647] 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
[  528.217429][T10647] RSP: 002b:00007fff36464ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  528.217434][T10647] RAX: ffffffffffffffda RBX: 00007fff36465278 RCX: 00007f415ed3854e
[  528.217437][T10647] RDX: 0000000000000000 RSI: 00007fff36464b60 RDI: 0000000000000005
[  528.217438][T10647] RBP: 00007fff36464ac0 R08: 0000000000000000 R09: 0000000000000000
[  528.217440][T10647] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4fe
[  528.217441][T10647] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff36465230
| [  535.874264][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  535.874267][   T70] Preemption disabled at:
| [  535.874267][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  535.874278][   T70] Tainted: [W]=WARN
[  535.874279][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  535.874281][   T70] Workqueue: netns cleanup_net
[  535.874288][   T70] Call Trace:
[  535.874289][   T70]  <TASK>
[  535.874291][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  535.874296][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  535.874298][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  535.874302][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  535.874304][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  535.874308][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  535.874310][   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))
[  535.874313][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  535.874316][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  535.874321][   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)
[  535.874323][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  535.874326][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  535.874328][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  535.874330][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  535.874332][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  535.874337][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  535.874339][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  535.874341][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  535.874343][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  535.874344][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  535.874346][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  535.874349][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  535.874351][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  535.874352][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  535.874353][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  535.874354][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  535.874357][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  535.874359][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  535.874361][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  535.874364][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  535.874366][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  535.874368][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  535.874370][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  535.874371][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  535.874372][   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)
[  535.874374][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  535.874376][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  535.874378][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  535.874379][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  535.874381][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  535.874382][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  535.874384][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  535.874387][   T70]  ? kthread (kernel/kthread.c:436)
[  535.874389][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  535.874392][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  535.874394][   T70]  _printk (kernel/printk/printk.c:2504)
[  535.874397][   T70]  ? snapshot_read.cold (user.c:?)
[  535.874400][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  535.874403][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  535.874405][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  535.874408][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  535.874410][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  535.874412][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  535.874413][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  535.874416][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  535.874418][   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)
[  535.874419][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  535.874421][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  535.874424][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  535.874428][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  535.874430][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  535.874433][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  535.874435][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  535.874437][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  535.874440][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  535.874442][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  535.874444][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  535.874446][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  535.874447][   T70]  process_one_work (kernel/workqueue.c:3387)
[  535.874450][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  535.874453][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  535.874456][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  535.874458][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  535.874460][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  535.874462][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  535.874464][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  535.874466][   T70]  kthread (kernel/kthread.c:436)
[  535.874468][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  535.874470][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  535.874472][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  535.874474][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  535.874476][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  535.874479][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  535.874481][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  537.145478][T10839] softirqs last disabled at (0): 0x0
| [  537.145480][T10839] Preemption disabled at:
| [  537.145481][T10839] vprintk_emit (kernel/printk/printk.c:2471)
| [  537.145491][T10839] Tainted: [W]=WARN
[  537.145492][T10839] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  537.145494][T10839] Call Trace:
[  537.145495][T10839]  <TASK>
[  537.145497][T10839]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  537.145503][T10839]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  537.145504][T10839]  __might_resched.cold (kernel/sched/core.c:9234)
[  537.145508][T10839]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  537.145511][T10839]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  537.145514][T10839]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  537.145517][T10839]  __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))
[  537.145520][T10839]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  537.145523][T10839]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  537.145528][T10839]  ? 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)
[  537.145530][T10839]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  537.145532][T10839]  put_chars (drivers/char/virtio_console.c:1176)
[  537.145534][T10839]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  537.145536][T10839]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  537.145539][T10839]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  537.145543][T10839]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  537.145545][T10839]  ? vsnprintf (lib/vsprintf.c:2900)
[  537.145549][T10839]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  537.145554][T10839]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  537.145555][T10839]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  537.145557][T10839]  console_emit_next_record (kernel/printk/printk.c:3183)
[  537.145560][T10839]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  537.145562][T10839]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  537.145563][T10839]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  537.145564][T10839]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  537.145566][T10839]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  537.145568][T10839]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  537.145570][T10839]  console_flush_one_record (kernel/printk/printk.c:3268)
[  537.145573][T10839]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  537.145576][T10839]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  537.145578][T10839]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  537.145579][T10839]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  537.145581][T10839]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  537.145582][T10839]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  537.145584][T10839]  ? 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)
[  537.145586][T10839]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  537.145588][T10839]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  537.145590][T10839]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  537.145591][T10839]  vprintk_emit (kernel/printk/printk.c:2479)
[  537.145593][T10839]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  537.145594][T10839]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  537.145596][T10839]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  537.145599][T10839]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  537.145601][T10839]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  537.145603][T10839]  _printk (kernel/printk/printk.c:2504)
[  537.145606][T10839]  ? snapshot_read.cold (user.c:?)
[  537.145608][T10839]  ? br_multicast_flood (??:?)
[  537.145611][T10839]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  537.145614][T10839]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  537.145615][T10839]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  537.145617][T10839]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  537.145620][T10839]  br_init_port (net/bridge/br_stp_if.c:39)
[  537.145622][T10839]  new_nbp (net/bridge/br_if.c:449)
[  537.145625][T10839]  br_add_if (net/bridge/br_if.c:592)
[  537.145627][T10839]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  537.145631][T10839]  do_set_master (net/core/rtnetlink.c:3071)
[  537.145633][T10839]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  537.145635][T10839]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  537.145636][T10839]  ? __dev_get_by_name (net/core/dev.c:905)
[  537.145638][T10839]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  537.145643][T10839]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  537.145646][T10839]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  537.145648][T10839]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  537.145649][T10839]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  537.145650][T10839]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  537.145652][T10839]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  537.145654][T10839]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  537.145656][T10839]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  537.145658][T10839]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  537.145660][T10839]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  537.145662][T10839]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  537.145663][T10839]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  537.145665][T10839]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  537.145666][T10839]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  537.145668][T10839]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  537.145670][T10839]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  537.145671][T10839]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  537.145676][T10839]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  537.145680][T10839]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  537.145683][T10839]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  537.145686][T10839]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  537.145688][T10839]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  537.145693][T10839]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  537.145694][T10839]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  537.145696][T10839]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  537.145699][T10839]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  537.145701][T10839]  ? next_uptodate_folio (mm/filemap.c:3747)
[  537.145704][T10839]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  537.145706][T10839]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  537.145708][T10839]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  537.145710][T10839]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  537.145714][T10839]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  537.145717][T10839]  ____sys_sendmsg (net/socket.c:2713)
[  537.145718][T10839]  ? copy_msghdr_from_user (net/socket.c:2650)
[  537.145720][T10839]  ? sock_write_iter (net/socket.c:1269)
[  537.145722][T10839]  ? move_addr_to_kernel (net/socket.c:258)
[  537.145724][T10839]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  537.145727][T10839]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  537.145729][T10839]  ___sys_sendmsg (net/socket.c:2767)
[  537.145731][T10839]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  537.145733][T10839]  ? copy_msghdr_from_user (net/socket.c:2619)
[  537.145734][T10839]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  537.145739][T10839]  __sys_sendmsg (net/socket.c:2799)
[  537.145741][T10839]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  537.145744][T10839]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  537.145745][T10839]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  537.145747][T10839]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  537.145749][T10839]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  537.145752][T10839]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  537.145754][T10839] RIP: 0033:0x7f43544d354e
[  537.145756][T10839] 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
[  537.145758][T10839] RSP: 002b:00007ffcecf2d250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  537.145762][T10839] RAX: ffffffffffffffda RBX: 00007ffcecf2da18 RCX: 00007f43544d354e
[  537.145764][T10839] RDX: 0000000000000000 RSI: 00007ffcecf2d300 RDI: 0000000000000005
[  537.145765][T10839] RBP: 00007ffcecf2d260 R08: 0000000000000000 R09: 0000000000000000
[  537.145766][T10839] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d507
[  537.145767][T10839] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcecf2d9d0
| [  538.577773][T10908] softirqs last disabled at (0): 0x0
| [  538.577775][T10908] Preemption disabled at:
| [  538.577775][T10908] vprintk_emit (kernel/printk/printk.c:2471)
| [  538.577786][T10908] Tainted: [W]=WARN
[  538.577787][T10908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  538.577789][T10908] Call Trace:
[  538.577791][T10908]  <TASK>
[  538.577792][T10908]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  538.577798][T10908]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  538.577799][T10908]  __might_resched.cold (kernel/sched/core.c:9234)
[  538.577803][T10908]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  538.577806][T10908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  538.577809][T10908]  __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))
[  538.577812][T10908]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  538.577815][T10908]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  538.577820][T10908]  ? 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)
[  538.577822][T10908]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  538.577824][T10908]  put_chars (drivers/char/virtio_console.c:1176)
[  538.577826][T10908]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  538.577827][T10908]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  538.577830][T10908]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  538.577832][T10908]  ? pointer (lib/vsprintf.c:2577)
[  538.577835][T10908]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  538.577840][T10908]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  538.577842][T10908]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  538.577844][T10908]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  538.577847][T10908]  console_emit_next_record (kernel/printk/printk.c:3183)
[  538.577849][T10908]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  538.577852][T10908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  538.577853][T10908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  538.577854][T10908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  538.577855][T10908]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  538.577857][T10908]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  538.577859][T10908]  console_flush_one_record (kernel/printk/printk.c:3268)
[  538.577862][T10908]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  538.577865][T10908]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  538.577867][T10908]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  538.577869][T10908]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  538.577870][T10908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  538.577871][T10908]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  538.577873][T10908]  ? 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)
[  538.577875][T10908]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  538.577876][T10908]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  538.577878][T10908]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  538.577880][T10908]  vprintk_emit (kernel/printk/printk.c:2479)
[  538.577882][T10908]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  538.577883][T10908]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  538.577891][T10908]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  538.577894][T10908]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  538.577897][T10908]  _printk (kernel/printk/printk.c:2504)
[  538.577900][T10908]  ? snapshot_read.cold (user.c:?)
[  538.577902][T10908]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  538.577905][T10908]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  538.577908][T10908]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  538.577910][T10908]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  538.577913][T10908]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  538.577916][T10908]  ? netdev_notice (net/core/dev.c:13194)
[  538.577918][T10908]  ? 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)
[  538.577920][T10908]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  538.577922][T10908]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  538.577924][T10908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  538.577925][T10908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  538.577926][T10908]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  538.577928][T10908]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  538.577930][T10908]  ? 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)
[  538.577931][T10908]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  538.577932][T10908]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  538.577934][T10908]  ? register_netdev (net/core/dev.c:11618)
[  538.577936][T10908]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  538.577938][T10908]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  538.577941][T10908]  ? __kernel_text_address (kernel/extable.c:79)
[  538.577943][T10908]  ? write_profile (profile.c:?)
[  538.577946][T10908]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  538.577949][T10908]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  538.577951][T10908]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  538.577953][T10908]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  538.577954][T10908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  538.577955][T10908]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  538.577959][T10908]  ? kasan_save_stack (mm/kasan/common.c:58)
[  538.577961][T10908]  ? kasan_save_stack (mm/kasan/common.c:57)
[  538.577962][T10908]  ? kasan_save_track (mm/kasan/common.c:78)
[  538.577963][T10908]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  538.577965][T10908]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  538.577966][T10908]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  538.577967][T10908]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  538.577969][T10908]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  538.577971][T10908]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  538.577973][T10908]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  538.577975][T10908]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  538.577977][T10908]  ? ____sys_sendmsg (net/socket.c:2713)
[  538.577979][T10908]  ? ___sys_sendmsg (net/socket.c:2767)
[  538.577980][T10908]  ? __sys_sendmsg (net/socket.c:2799)
[  538.577982][T10908]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  538.577984][T10908]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  538.577987][T10908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  538.577988][T10908]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  538.577990][T10908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  538.577991][T10908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  538.577992][T10908]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  538.577994][T10908]  ? __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)
[  538.577995][T10908]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  538.577996][T10908]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  538.577998][T10908]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  538.577999][T10908]  ? nla_get_range_signed (lib/nlattr.c:270)
[  538.578002][T10908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  538.578003][T10908]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  538.578006][T10908]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  538.578008][T10908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  538.578009][T10908]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  538.578010][T10908]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  538.578012][T10908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  538.578014][T10908]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  538.578016][T10908]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  538.578017][T10908]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  538.578019][T10908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  538.578020][T10908]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  538.578024][T10908]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  538.578026][T10908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  538.578028][T10908]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  538.578029][T10908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  538.578031][T10908]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  538.578032][T10908]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  538.578034][T10908]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  538.578035][T10908]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  538.578037][T10908]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  538.578040][T10908]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  538.578041][T10908]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  538.578043][T10908]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  538.578045][T10908]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  538.578046][T10908]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  538.578050][T10908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  538.578051][T10908]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  538.578053][T10908]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  538.578055][T10908]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  538.578057][T10908]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  538.578059][T10908]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  538.578061][T10908]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  538.578063][T10908]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  538.578065][T10908]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  538.578066][T10908]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  538.578070][T10908]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  538.578072][T10908]  ____sys_sendmsg (net/socket.c:2713)
[  538.578073][T10908]  ? copy_msghdr_from_user (net/socket.c:2650)
[  538.578075][T10908]  ? sock_write_iter (net/socket.c:1269)
[  538.578077][T10908]  ? move_addr_to_kernel (net/socket.c:258)
[  538.578078][T10908]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  538.578081][T10908]  ___sys_sendmsg (net/socket.c:2767)
[  538.578083][T10908]  ? copy_msghdr_from_user (net/socket.c:2619)
[  538.578088][T10908]  __sys_sendmsg (net/socket.c:2799)
[  538.578090][T10908]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  538.578093][T10908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  538.578095][T10908]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  538.578097][T10908]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  538.578099][T10908]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  538.578100][T10908] RIP: 0033:0x7f8a2080554e
[  538.578102][T10908] 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
[  538.578105][T10908] RSP: 002b:00007ffc4177c3e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  538.578109][T10908] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f8a2080554e
[  538.578111][T10908] RDX: 0000000000000000 RSI: 00007ffc4177c490 RDI: 0000000000000005
[  538.578112][T10908] RBP: 00007ffc4177c3f0 R08: 0000000000000000 R09: 0000000000000000
[  538.578112][T10908] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d508
[  538.578113][T10908] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc4177cb50
| [  539.767334][T10965] softirqs last disabled at (0): 0x0
| [  539.767336][T10965] Preemption disabled at:
| [  539.767337][T10965] vprintk_emit (kernel/printk/printk.c:2471)
| [  539.767347][T10965] Tainted: [W]=WARN
[  539.767348][T10965] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  539.767350][T10965] Call Trace:
[  539.767352][T10965]  <TASK>
[  539.767353][T10965]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  539.767359][T10965]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  539.767360][T10965]  __might_resched.cold (kernel/sched/core.c:9234)
[  539.767364][T10965]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  539.767366][T10965]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  539.767369][T10965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  539.767372][T10965]  __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))
[  539.767375][T10965]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  539.767378][T10965]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  539.767383][T10965]  ? 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)
[  539.767385][T10965]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  539.767387][T10965]  put_chars (drivers/char/virtio_console.c:1176)
[  539.767389][T10965]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  539.767391][T10965]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  539.767394][T10965]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  539.767398][T10965]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  539.767400][T10965]  ? vsnprintf (lib/vsprintf.c:2900)
[  539.767403][T10965]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  539.767405][T10965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  539.767406][T10965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  539.767408][T10965]  console_emit_next_record (kernel/printk/printk.c:3183)
[  539.767411][T10965]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  539.767413][T10965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  539.767414][T10965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  539.767415][T10965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  539.767416][T10965]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  539.767419][T10965]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  539.767421][T10965]  console_flush_one_record (kernel/printk/printk.c:3268)
[  539.767423][T10965]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  539.767426][T10965]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  539.767428][T10965]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  539.767430][T10965]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  539.767431][T10965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  539.767432][T10965]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  539.767434][T10965]  ? 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)
[  539.767436][T10965]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  539.767437][T10965]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  539.767439][T10965]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  539.767441][T10965]  vprintk_emit (kernel/printk/printk.c:2479)
[  539.767443][T10965]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  539.767444][T10965]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  539.767446][T10965]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  539.767449][T10965]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  539.767450][T10965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  539.767452][T10965]  _printk (kernel/printk/printk.c:2504)
[  539.767455][T10965]  ? snapshot_read.cold (user.c:?)
[  539.767457][T10965]  ? br_multicast_flood (??:?)
[  539.767460][T10965]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  539.767463][T10965]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  539.767464][T10965]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  539.767466][T10965]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  539.767469][T10965]  br_init_port (net/bridge/br_stp_if.c:39)
[  539.767471][T10965]  new_nbp (net/bridge/br_if.c:449)
[  539.767473][T10965]  br_add_if (net/bridge/br_if.c:592)
[  539.767475][T10965]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  539.767479][T10965]  do_set_master (net/core/rtnetlink.c:3071)
[  539.767481][T10965]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  539.767483][T10965]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  539.767484][T10965]  ? __dev_get_by_name (net/core/dev.c:905)
[  539.767486][T10965]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  539.767491][T10965]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  539.767493][T10965]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  539.767495][T10965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  539.767497][T10965]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  539.767498][T10965]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  539.767499][T10965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  539.767501][T10965]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  539.767504][T10965]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  539.767505][T10965]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  539.767508][T10965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  539.767509][T10965]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  539.767511][T10965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  539.767512][T10965]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  539.767513][T10965]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  539.767515][T10965]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  539.767517][T10965]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  539.767518][T10965]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  539.767522][T10965]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  539.767525][T10965]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  539.767526][T10965]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  539.767528][T10965]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  539.767530][T10965]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  539.767533][T10965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  539.767534][T10965]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  539.767536][T10965]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  539.767538][T10965]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  539.767541][T10965]  ? next_uptodate_folio (mm/filemap.c:3747)
[  539.767544][T10965]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  539.767546][T10965]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  539.767548][T10965]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  539.767550][T10965]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  539.767555][T10965]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  539.767558][T10965]  ____sys_sendmsg (net/socket.c:2713)
[  539.767560][T10965]  ? copy_msghdr_from_user (net/socket.c:2650)
[  539.767562][T10965]  ? sock_write_iter (net/socket.c:1269)
[  539.767564][T10965]  ? move_addr_to_kernel (net/socket.c:258)
[  539.767566][T10965]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  539.767568][T10965]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  539.767570][T10965]  ___sys_sendmsg (net/socket.c:2767)
[  539.767572][T10965]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  539.767574][T10965]  ? copy_msghdr_from_user (net/socket.c:2619)
[  539.767576][T10965]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  539.767580][T10965]  __sys_sendmsg (net/socket.c:2799)
[  539.767583][T10965]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  539.767585][T10965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  539.767587][T10965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  539.767588][T10965]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  539.767591][T10965]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  539.767593][T10965]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  539.767595][T10965] RIP: 0033:0x7fda8b91354e
[  539.767597][T10965] 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
[  539.767600][T10965] RSP: 002b:00007fffb817ead0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  539.767604][T10965] RAX: ffffffffffffffda RBX: 00007fffb817f298 RCX: 00007fda8b91354e
[  539.767606][T10965] RDX: 0000000000000000 RSI: 00007fffb817eb80 RDI: 0000000000000005
[  539.767607][T10965] RBP: 00007fffb817eae0 R08: 0000000000000000 R09: 0000000000000000
[  539.767608][T10965] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d50a
[  539.767609][T10965] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffb817f250
| [  546.616708][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  546.616710][   T70] Preemption disabled at:
| [  546.616711][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  546.616722][   T70] Tainted: [W]=WARN
[  546.616723][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  546.616725][   T70] Workqueue: netns cleanup_net
[  546.616731][   T70] Call Trace:
[  546.616733][   T70]  <TASK>
[  546.616735][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  546.616740][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  546.616742][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  546.616746][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  546.616748][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  546.616752][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  546.616754][   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))
[  546.616757][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  546.616760][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  546.616765][   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)
[  546.616767][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  546.616769][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  546.616771][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  546.616773][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  546.616776][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  546.616780][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  546.616782][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  546.616785][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  546.616787][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  546.616788][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  546.616789][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  546.616792][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  546.616794][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  546.616796][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  546.616797][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  546.616798][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  546.616800][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  546.616802][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  546.616805][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  546.616808][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  546.616810][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  546.616811][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  546.616813][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  546.616814][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  546.616816][   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)
[  546.616817][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  546.616819][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  546.616821][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  546.616822][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  546.616824][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  546.616826][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  546.616827][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  546.616830][   T70]  ? kthread (kernel/kthread.c:436)
[  546.616832][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  546.616835][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  546.616838][   T70]  _printk (kernel/printk/printk.c:2504)
[  546.616841][   T70]  ? snapshot_read.cold (user.c:?)
[  546.616843][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  546.616847][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  546.616849][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  546.616851][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  546.616854][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  546.616855][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  546.616856][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  546.616859][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  546.616861][   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)
[  546.616862][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  546.616865][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  546.616867][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  546.616871][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  546.616873][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  546.616876][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  546.616878][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  546.616880][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  546.616883][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  546.616885][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  546.616887][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  546.616889][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  546.616890][   T70]  process_one_work (kernel/workqueue.c:3387)
[  546.616893][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  546.616896][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  546.616898][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  546.616901][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  546.616903][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  546.616905][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  546.616907][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  546.616909][   T70]  kthread (kernel/kthread.c:436)
[  546.616910][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  546.616912][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  546.616914][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  546.616916][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  546.616918][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  546.616921][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  546.616923][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  547.940726][T11129] softirqs last disabled at (0): 0x0
| [  547.940728][T11129] Preemption disabled at:
| [  547.940729][T11129] vprintk_emit (kernel/printk/printk.c:2471)
| [  547.940739][T11129] Tainted: [W]=WARN
[  547.940740][T11129] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  547.940742][T11129] Call Trace:
[  547.940744][T11129]  <TASK>
[  547.940745][T11129]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  547.940751][T11129]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  547.940752][T11129]  __might_resched.cold (kernel/sched/core.c:9234)
[  547.940756][T11129]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  547.940759][T11129]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  547.940762][T11129]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  547.940765][T11129]  __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))
[  547.940768][T11129]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  547.940771][T11129]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  547.940776][T11129]  ? 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)
[  547.940778][T11129]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  547.940780][T11129]  put_chars (drivers/char/virtio_console.c:1176)
[  547.940782][T11129]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  547.940784][T11129]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  547.940787][T11129]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  547.940792][T11129]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  547.940793][T11129]  ? vsnprintf (lib/vsprintf.c:2900)
[  547.940797][T11129]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  547.940798][T11129]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  547.940800][T11129]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  547.940801][T11129]  console_emit_next_record (kernel/printk/printk.c:3183)
[  547.940804][T11129]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  547.940806][T11129]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  547.940807][T11129]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  547.940808][T11129]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  547.940810][T11129]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  547.940812][T11129]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  547.940814][T11129]  console_flush_one_record (kernel/printk/printk.c:3268)
[  547.940817][T11129]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  547.940820][T11129]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  547.940822][T11129]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  547.940823][T11129]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  547.940825][T11129]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  547.940827][T11129]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  547.940828][T11129]  ? 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)
[  547.940830][T11129]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  547.940831][T11129]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  547.940833][T11129]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  547.940835][T11129]  vprintk_emit (kernel/printk/printk.c:2479)
[  547.940837][T11129]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  547.940838][T11129]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  547.940840][T11129]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  547.940843][T11129]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  547.940845][T11129]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  547.940846][T11129]  _printk (kernel/printk/printk.c:2504)
[  547.940849][T11129]  ? snapshot_read.cold (user.c:?)
[  547.940852][T11129]  ? br_multicast_flood (??:?)
[  547.940855][T11129]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  547.940858][T11129]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  547.940859][T11129]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  547.940861][T11129]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  547.940864][T11129]  br_init_port (net/bridge/br_stp_if.c:39)
[  547.940866][T11129]  new_nbp (net/bridge/br_if.c:449)
[  547.940869][T11129]  br_add_if (net/bridge/br_if.c:592)
[  547.940871][T11129]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  547.940875][T11129]  do_set_master (net/core/rtnetlink.c:3071)
[  547.940877][T11129]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  547.940879][T11129]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  547.940880][T11129]  ? __dev_get_by_name (net/core/dev.c:905)
[  547.940882][T11129]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  547.940886][T11129]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  547.940889][T11129]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  547.940891][T11129]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  547.940892][T11129]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  547.940893][T11129]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  547.940895][T11129]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  547.940896][T11129]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  547.940899][T11129]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  547.940901][T11129]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  547.940904][T11129]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  547.940905][T11129]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  547.940907][T11129]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  547.940908][T11129]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  547.940909][T11129]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  547.940911][T11129]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  547.940913][T11129]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  547.940914][T11129]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  547.940918][T11129]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  547.940922][T11129]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  547.940923][T11129]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  547.940925][T11129]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  547.940927][T11129]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  547.940930][T11129]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  547.940931][T11129]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  547.940933][T11129]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  547.940936][T11129]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  547.940938][T11129]  ? next_uptodate_folio (mm/filemap.c:3747)
[  547.940941][T11129]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  547.940943][T11129]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  547.940946][T11129]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  547.940947][T11129]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  547.940951][T11129]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  547.940954][T11129]  ____sys_sendmsg (net/socket.c:2713)
[  547.940956][T11129]  ? copy_msghdr_from_user (net/socket.c:2650)
[  547.940958][T11129]  ? sock_write_iter (net/socket.c:1269)
[  547.940959][T11129]  ? move_addr_to_kernel (net/socket.c:258)
[  547.940962][T11129]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  547.940964][T11129]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  547.940966][T11129]  ___sys_sendmsg (net/socket.c:2767)
[  547.940975][T11129]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  547.940977][T11129]  ? copy_msghdr_from_user (net/socket.c:2619)
[  547.940979][T11129]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  547.940984][T11129]  __sys_sendmsg (net/socket.c:2799)
[  547.940986][T11129]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  547.940989][T11129]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  547.940990][T11129]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  547.940991][T11129]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  547.940994][T11129]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  547.940996][T11129]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  547.940998][T11129] RIP: 0033:0x7f2882d2d54e
[  547.941000][T11129] 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
[  547.941003][T11129] RSP: 002b:00007ffec01493e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  547.941007][T11129] RAX: ffffffffffffffda RBX: 00007ffec0149ba8 RCX: 00007f2882d2d54e
[  547.941008][T11129] RDX: 0000000000000000 RSI: 00007ffec0149490 RDI: 0000000000000005
[  547.941009][T11129] RBP: 00007ffec01493f0 R08: 0000000000000000 R09: 0000000000000000
[  547.941010][T11129] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d512
[  547.941011][T11129] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffec0149b60
| [  549.376608][T11199] softirqs last disabled at (0): 0x0
| [  549.376610][T11199] Preemption disabled at:
| [  549.376611][T11199] vprintk_emit (kernel/printk/printk.c:2471)
| [  549.376621][T11199] Tainted: [W]=WARN
[  549.376622][T11199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  549.376624][T11199] Call Trace:
[  549.376626][T11199]  <TASK>
[  549.376627][T11199]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  549.376633][T11199]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  549.376634][T11199]  __might_resched.cold (kernel/sched/core.c:9234)
[  549.376638][T11199]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  549.376642][T11199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  549.376644][T11199]  __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))
[  549.376647][T11199]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  549.376650][T11199]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  549.376655][T11199]  ? 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)
[  549.376657][T11199]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  549.376660][T11199]  put_chars (drivers/char/virtio_console.c:1176)
[  549.376662][T11199]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  549.376663][T11199]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  549.376665][T11199]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  549.376668][T11199]  ? pointer (lib/vsprintf.c:2577)
[  549.376671][T11199]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  549.376676][T11199]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  549.376678][T11199]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  549.376681][T11199]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  549.376685][T11199]  console_emit_next_record (kernel/printk/printk.c:3183)
[  549.376689][T11199]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  549.376692][T11199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  549.376694][T11199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  549.376695][T11199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  549.376696][T11199]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  549.376698][T11199]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  549.376700][T11199]  console_flush_one_record (kernel/printk/printk.c:3268)
[  549.376702][T11199]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  549.376705][T11199]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  549.376707][T11199]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  549.376709][T11199]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  549.376711][T11199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  549.376712][T11199]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  549.376714][T11199]  ? 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)
[  549.376715][T11199]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  549.376717][T11199]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  549.376719][T11199]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  549.376720][T11199]  vprintk_emit (kernel/printk/printk.c:2479)
[  549.376722][T11199]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  549.376724][T11199]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  549.376726][T11199]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  549.376729][T11199]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  549.376732][T11199]  _printk (kernel/printk/printk.c:2504)
[  549.376735][T11199]  ? snapshot_read.cold (user.c:?)
[  549.376737][T11199]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  549.376739][T11199]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  549.376742][T11199]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  549.376744][T11199]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  549.376747][T11199]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  549.376750][T11199]  ? netdev_notice (net/core/dev.c:13194)
[  549.376752][T11199]  ? 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)
[  549.376754][T11199]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  549.376756][T11199]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  549.376758][T11199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  549.376759][T11199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  549.376760][T11199]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  549.376762][T11199]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  549.376764][T11199]  ? 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)
[  549.376765][T11199]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  549.376766][T11199]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  549.376768][T11199]  ? register_netdev (net/core/dev.c:11618)
[  549.376769][T11199]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  549.376772][T11199]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  549.376774][T11199]  ? __kernel_text_address (kernel/extable.c:79)
[  549.376777][T11199]  ? write_profile (profile.c:?)
[  549.376779][T11199]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  549.376783][T11199]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  549.376785][T11199]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  549.376786][T11199]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  549.376788][T11199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  549.376789][T11199]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  549.376792][T11199]  ? kasan_save_stack (mm/kasan/common.c:58)
[  549.376794][T11199]  ? kasan_save_stack (mm/kasan/common.c:57)
[  549.376796][T11199]  ? kasan_save_track (mm/kasan/common.c:78)
[  549.376797][T11199]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  549.376798][T11199]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  549.376799][T11199]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  549.376800][T11199]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  549.376802][T11199]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  549.376805][T11199]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  549.376806][T11199]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  549.376808][T11199]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  549.376810][T11199]  ? ____sys_sendmsg (net/socket.c:2713)
[  549.376812][T11199]  ? ___sys_sendmsg (net/socket.c:2767)
[  549.376813][T11199]  ? __sys_sendmsg (net/socket.c:2799)
[  549.376815][T11199]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  549.376817][T11199]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  549.376820][T11199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  549.376821][T11199]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  549.376823][T11199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  549.376824][T11199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  549.376825][T11199]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  549.376827][T11199]  ? __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)
[  549.376828][T11199]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  549.376829][T11199]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  549.376831][T11199]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  549.376832][T11199]  ? nla_get_range_signed (lib/nlattr.c:270)
[  549.376835][T11199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  549.376837][T11199]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  549.376839][T11199]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  549.376841][T11199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  549.376842][T11199]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  549.376843][T11199]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  549.376845][T11199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  549.376846][T11199]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  549.376849][T11199]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  549.376850][T11199]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  549.376852][T11199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  549.376853][T11199]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  549.376856][T11199]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  549.376859][T11199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  549.376860][T11199]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  549.376861][T11199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  549.376863][T11199]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  549.376864][T11199]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  549.376866][T11199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  549.376867][T11199]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  549.376869][T11199]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  549.376871][T11199]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  549.376873][T11199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  549.376874][T11199]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  549.376876][T11199]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  549.376878][T11199]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  549.376881][T11199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  549.376882][T11199]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  549.376884][T11199]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  549.376887][T11199]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  549.376889][T11199]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  549.376891][T11199]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  549.376893][T11199]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  549.376894][T11199]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  549.376896][T11199]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  549.376898][T11199]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  549.376901][T11199]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  549.376903][T11199]  ____sys_sendmsg (net/socket.c:2713)
[  549.376905][T11199]  ? copy_msghdr_from_user (net/socket.c:2650)
[  549.376906][T11199]  ? sock_write_iter (net/socket.c:1269)
[  549.376908][T11199]  ? move_addr_to_kernel (net/socket.c:258)
[  549.376909][T11199]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  549.376912][T11199]  ___sys_sendmsg (net/socket.c:2767)
[  549.376914][T11199]  ? copy_msghdr_from_user (net/socket.c:2619)
[  549.376919][T11199]  __sys_sendmsg (net/socket.c:2799)
[  549.376921][T11199]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  549.376924][T11199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  549.376926][T11199]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  549.376928][T11199]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  549.376929][T11199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  549.376931][T11199] RIP: 0033:0x7f8a941e154e
[  549.376933][T11199] 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
[  549.376935][T11199] RSP: 002b:00007ffc6c701e60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  549.376939][T11199] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f8a941e154e
[  549.376940][T11199] RDX: 0000000000000000 RSI: 00007ffc6c701f10 RDI: 0000000000000005
[  549.376941][T11199] RBP: 00007ffc6c701e70 R08: 0000000000000000 R09: 0000000000000000
[  549.376942][T11199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d513
[  549.376943][T11199] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc6c7025d0
| [  550.536306][T11249] softirqs last disabled at (0): 0x0
| [  550.536308][T11249] Preemption disabled at:
| [  550.536308][T11249] vprintk_emit (kernel/printk/printk.c:2471)
| [  550.536318][T11249] Tainted: [W]=WARN
[  550.536320][T11249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  550.536322][T11249] Call Trace:
[  550.536323][T11249]  <TASK>
[  550.536325][T11249]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  550.536330][T11249]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  550.536332][T11249]  __might_resched.cold (kernel/sched/core.c:9234)
[  550.536337][T11249]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  550.536339][T11249]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  550.536343][T11249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  550.536345][T11249]  __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))
[  550.536348][T11249]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  550.536351][T11249]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  550.536357][T11249]  ? 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)
[  550.536358][T11249]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  550.536361][T11249]  put_chars (drivers/char/virtio_console.c:1176)
[  550.536363][T11249]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  550.536365][T11249]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  550.536368][T11249]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  550.536373][T11249]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  550.536375][T11249]  ? vsnprintf (lib/vsprintf.c:2900)
[  550.536378][T11249]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  550.536380][T11249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  550.536381][T11249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  550.536383][T11249]  console_emit_next_record (kernel/printk/printk.c:3183)
[  550.536386][T11249]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  550.536388][T11249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  550.536389][T11249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  550.536390][T11249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  550.536391][T11249]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  550.536394][T11249]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  550.536396][T11249]  console_flush_one_record (kernel/printk/printk.c:3268)
[  550.536399][T11249]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  550.536402][T11249]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  550.536404][T11249]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  550.536406][T11249]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  550.536408][T11249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  550.536409][T11249]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  550.536410][T11249]  ? 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)
[  550.536412][T11249]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  550.536414][T11249]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  550.536416][T11249]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  550.536417][T11249]  vprintk_emit (kernel/printk/printk.c:2479)
[  550.536419][T11249]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  550.536421][T11249]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  550.536422][T11249]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  550.536426][T11249]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  550.536427][T11249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  550.536429][T11249]  _printk (kernel/printk/printk.c:2504)
[  550.536432][T11249]  ? snapshot_read.cold (user.c:?)
[  550.536434][T11249]  ? br_multicast_flood (??:?)
[  550.536437][T11249]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  550.536440][T11249]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  550.536442][T11249]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  550.536444][T11249]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  550.536447][T11249]  br_init_port (net/bridge/br_stp_if.c:39)
[  550.536449][T11249]  new_nbp (net/bridge/br_if.c:449)
[  550.536451][T11249]  br_add_if (net/bridge/br_if.c:592)
[  550.536453][T11249]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  550.536457][T11249]  do_set_master (net/core/rtnetlink.c:3071)
[  550.536459][T11249]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  550.536461][T11249]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  550.536463][T11249]  ? __dev_get_by_name (net/core/dev.c:905)
[  550.536465][T11249]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  550.536469][T11249]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  550.536471][T11249]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  550.536474][T11249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  550.536475][T11249]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  550.536476][T11249]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  550.536478][T11249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  550.536480][T11249]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  550.536482][T11249]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  550.536484][T11249]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  550.536487][T11249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  550.536488][T11249]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  550.536489][T11249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  550.536491][T11249]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  550.536492][T11249]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  550.536494][T11249]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  550.536496][T11249]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  550.536497][T11249]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  550.536501][T11249]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  550.536504][T11249]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  550.536506][T11249]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  550.536508][T11249]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  550.536510][T11249]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  550.536513][T11249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  550.536514][T11249]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  550.536516][T11249]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  550.536519][T11249]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  550.536521][T11249]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  550.536524][T11249]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  550.536527][T11249]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  550.536530][T11249]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  550.536532][T11249]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  550.536534][T11249]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  550.536537][T11249]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  550.536540][T11249]  ____sys_sendmsg (net/socket.c:2713)
[  550.536542][T11249]  ? copy_msghdr_from_user (net/socket.c:2650)
[  550.536544][T11249]  ? sock_write_iter (net/socket.c:1269)
[  550.536546][T11249]  ? move_addr_to_kernel (net/socket.c:258)
[  550.536548][T11249]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  550.536550][T11249]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  550.536555][T11249]  ___sys_sendmsg (net/socket.c:2767)
[  550.536557][T11249]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  550.536559][T11249]  ? copy_msghdr_from_user (net/socket.c:2619)
[  550.536560][T11249]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  550.536565][T11249]  __sys_sendmsg (net/socket.c:2799)
[  550.536568][T11249]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  550.536570][T11249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  550.536572][T11249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  550.536573][T11249]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  550.536576][T11249]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  550.536578][T11249]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  550.536580][T11249] RIP: 0033:0x7fd2afda754e
[  550.536582][T11249] 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
[  550.536584][T11249] RSP: 002b:00007ffe0dc6d3c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  550.536588][T11249] RAX: ffffffffffffffda RBX: 00007ffe0dc6db88 RCX: 00007fd2afda754e
[  550.536590][T11249] RDX: 0000000000000000 RSI: 00007ffe0dc6d470 RDI: 0000000000000005
[  550.536591][T11249] RBP: 00007ffe0dc6d3d0 R08: 0000000000000000 R09: 0000000000000000
[  550.536592][T11249] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d514
[  550.536593][T11249] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe0dc6db40
| [  557.423640][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  557.423642][   T70] Preemption disabled at:
| [  557.423643][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  557.423654][   T70] Tainted: [W]=WARN
[  557.423655][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  557.423657][   T70] Workqueue: netns cleanup_net
[  557.423663][   T70] Call Trace:
[  557.423665][   T70]  <TASK>
[  557.423667][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  557.423673][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  557.423674][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  557.423679][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  557.423682][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  557.423687][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  557.423690][   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))
[  557.423693][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  557.423696][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  557.423701][   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)
[  557.423703][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  557.423706][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  557.423708][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  557.423710][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  557.423713][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  557.423718][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  557.423720][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  557.423722][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  557.423724][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  557.423725][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  557.423727][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  557.423730][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  557.423732][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  557.423733][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  557.423735][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  557.423736][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  557.423738][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  557.423740][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  557.423743][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  557.423746][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  557.423748][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  557.423750][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  557.423752][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  557.423753][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  557.423754][   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)
[  557.423756][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  557.423758][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  557.423760][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  557.423761][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  557.423763][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  557.423765][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  557.423766][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  557.423769][   T70]  ? kthread (kernel/kthread.c:436)
[  557.423771][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  557.423774][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  557.423777][   T70]  _printk (kernel/printk/printk.c:2504)
[  557.423781][   T70]  ? snapshot_read.cold (user.c:?)
[  557.423783][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  557.423786][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  557.423789][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  557.423791][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  557.423794][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  557.423795][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  557.423797][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  557.423800][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  557.423801][   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)
[  557.423803][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  557.423805][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  557.423808][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  557.423812][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  557.423814][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  557.423817][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  557.423819][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  557.423821][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  557.423824][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  557.423826][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  557.423828][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  557.423829][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  557.423831][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  557.423833][   T70]  process_one_work (kernel/workqueue.c:3387)
[  557.423836][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  557.423839][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  557.423842][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  557.423844][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  557.423846][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  557.423848][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  557.423851][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  557.423852][   T70]  kthread (kernel/kthread.c:436)
[  557.423854][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  557.423856][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  557.423858][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  557.423860][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  557.423862][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  557.423866][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  557.423868][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  558.717914][T11411] softirqs last disabled at (0): 0x0
| [  558.717916][T11411] Preemption disabled at:
| [  558.717917][T11411] vprintk_emit (kernel/printk/printk.c:2471)
| [  558.717927][T11411] Tainted: [W]=WARN
[  558.717928][T11411] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  558.717931][T11411] Call Trace:
[  558.717932][T11411]  <TASK>
[  558.717933][T11411]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  558.717939][T11411]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  558.717940][T11411]  __might_resched.cold (kernel/sched/core.c:9234)
[  558.717944][T11411]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  558.717947][T11411]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  558.717950][T11411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  558.717953][T11411]  __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))
[  558.717955][T11411]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  558.717959][T11411]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  558.717964][T11411]  ? 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)
[  558.717966][T11411]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  558.717969][T11411]  put_chars (drivers/char/virtio_console.c:1176)
[  558.717970][T11411]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  558.717972][T11411]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  558.717975][T11411]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  558.717980][T11411]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  558.717982][T11411]  ? vsnprintf (lib/vsprintf.c:2900)
[  558.717985][T11411]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  558.717987][T11411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  558.717988][T11411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  558.717990][T11411]  console_emit_next_record (kernel/printk/printk.c:3183)
[  558.717992][T11411]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  558.717995][T11411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  558.717996][T11411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  558.717997][T11411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  558.717998][T11411]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  558.718000][T11411]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  558.718002][T11411]  console_flush_one_record (kernel/printk/printk.c:3268)
[  558.718005][T11411]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  558.718008][T11411]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  558.718010][T11411]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  558.718012][T11411]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  558.718013][T11411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  558.718014][T11411]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  558.718016][T11411]  ? 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)
[  558.718018][T11411]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  558.718019][T11411]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  558.718022][T11411]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  558.718023][T11411]  vprintk_emit (kernel/printk/printk.c:2479)
[  558.718025][T11411]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  558.718026][T11411]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  558.718028][T11411]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  558.718031][T11411]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  558.718033][T11411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  558.718034][T11411]  _printk (kernel/printk/printk.c:2504)
[  558.718037][T11411]  ? snapshot_read.cold (user.c:?)
[  558.718039][T11411]  ? br_multicast_flood (??:?)
[  558.718043][T11411]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  558.718046][T11411]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  558.718047][T11411]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  558.718049][T11411]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  558.718052][T11411]  br_init_port (net/bridge/br_stp_if.c:39)
[  558.718054][T11411]  new_nbp (net/bridge/br_if.c:449)
[  558.718056][T11411]  br_add_if (net/bridge/br_if.c:592)
[  558.718058][T11411]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  558.718069][T11411]  do_set_master (net/core/rtnetlink.c:3071)
[  558.718071][T11411]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  558.718073][T11411]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  558.718075][T11411]  ? __dev_get_by_name (net/core/dev.c:905)
[  558.718076][T11411]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  558.718081][T11411]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  558.718083][T11411]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  558.718086][T11411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  558.718087][T11411]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  558.718088][T11411]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  558.718090][T11411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  558.718092][T11411]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  558.718094][T11411]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  558.718096][T11411]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  558.718099][T11411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  558.718100][T11411]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  558.718102][T11411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  558.718103][T11411]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  558.718105][T11411]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  558.718106][T11411]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  558.718108][T11411]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  558.718109][T11411]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  558.718113][T11411]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  558.718117][T11411]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  558.718118][T11411]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  558.718120][T11411]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  558.718121][T11411]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  558.718125][T11411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  558.718126][T11411]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  558.718128][T11411]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  558.718130][T11411]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  558.718133][T11411]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  558.718135][T11411]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  558.718139][T11411]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  558.718141][T11411]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  558.718143][T11411]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  558.718145][T11411]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  558.718148][T11411]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  558.718151][T11411]  ____sys_sendmsg (net/socket.c:2713)
[  558.718153][T11411]  ? copy_msghdr_from_user (net/socket.c:2650)
[  558.718155][T11411]  ? sock_write_iter (net/socket.c:1269)
[  558.718156][T11411]  ? move_addr_to_kernel (net/socket.c:258)
[  558.718159][T11411]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  558.718161][T11411]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  558.718163][T11411]  ___sys_sendmsg (net/socket.c:2767)
[  558.718165][T11411]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  558.718167][T11411]  ? copy_msghdr_from_user (net/socket.c:2619)
[  558.718169][T11411]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  558.718174][T11411]  __sys_sendmsg (net/socket.c:2799)
[  558.718176][T11411]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  558.718179][T11411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  558.718180][T11411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  558.718181][T11411]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  558.718184][T11411]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  558.718186][T11411]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  558.718188][T11411] RIP: 0033:0x7fcc3a15854e
[  558.718190][T11411] 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
[  558.718192][T11411] RSP: 002b:00007fff6665d860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  558.718196][T11411] RAX: ffffffffffffffda RBX: 00007fff6665e028 RCX: 00007fcc3a15854e
[  558.718198][T11411] RDX: 0000000000000000 RSI: 00007fff6665d910 RDI: 0000000000000005
[  558.718199][T11411] RBP: 00007fff6665d870 R08: 0000000000000000 R09: 0000000000000000
[  558.718200][T11411] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d51d
[  558.718201][T11411] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff6665dfe0
| [  560.154390][T11479] softirqs last disabled at (0): 0x0
| [  560.154392][T11479] Preemption disabled at:
| [  560.154392][T11479] vprintk_emit (kernel/printk/printk.c:2471)
| [  560.154403][T11479] Tainted: [W]=WARN
[  560.154404][T11479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  560.154406][T11479] Call Trace:
[  560.154407][T11479]  <TASK>
[  560.154409][T11479]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  560.154414][T11479]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  560.154416][T11479]  __might_resched.cold (kernel/sched/core.c:9234)
[  560.154420][T11479]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  560.154423][T11479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.154426][T11479]  __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))
[  560.154429][T11479]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  560.154432][T11479]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  560.154437][T11479]  ? 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)
[  560.154439][T11479]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  560.154442][T11479]  put_chars (drivers/char/virtio_console.c:1176)
[  560.154444][T11479]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  560.154445][T11479]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  560.154447][T11479]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  560.154449][T11479]  ? pointer (lib/vsprintf.c:2577)
[  560.154453][T11479]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  560.154458][T11479]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  560.154460][T11479]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  560.154462][T11479]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  560.154465][T11479]  console_emit_next_record (kernel/printk/printk.c:3183)
[  560.154468][T11479]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  560.154470][T11479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.154471][T11479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.154472][T11479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.154473][T11479]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  560.154476][T11479]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  560.154477][T11479]  console_flush_one_record (kernel/printk/printk.c:3268)
[  560.154480][T11479]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  560.154483][T11479]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  560.154485][T11479]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  560.154487][T11479]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  560.154489][T11479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.154490][T11479]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  560.154491][T11479]  ? 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)
[  560.154493][T11479]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  560.154494][T11479]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  560.154497][T11479]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  560.154498][T11479]  vprintk_emit (kernel/printk/printk.c:2479)
[  560.154500][T11479]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  560.154501][T11479]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  560.154504][T11479]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  560.154507][T11479]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  560.154510][T11479]  _printk (kernel/printk/printk.c:2504)
[  560.154513][T11479]  ? snapshot_read.cold (user.c:?)
[  560.154515][T11479]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  560.154517][T11479]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  560.154521][T11479]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  560.154523][T11479]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  560.154526][T11479]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  560.154529][T11479]  ? netdev_notice (net/core/dev.c:13194)
[  560.154531][T11479]  ? 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)
[  560.154533][T11479]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  560.154536][T11479]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  560.154537][T11479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.154539][T11479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.154540][T11479]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  560.154541][T11479]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  560.154543][T11479]  ? 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)
[  560.154544][T11479]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  560.154546][T11479]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  560.154548][T11479]  ? register_netdev (net/core/dev.c:11618)
[  560.154549][T11479]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  560.154556][T11479]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  560.154558][T11479]  ? __kernel_text_address (kernel/extable.c:79)
[  560.154561][T11479]  ? write_profile (profile.c:?)
[  560.154564][T11479]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  560.154568][T11479]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  560.154570][T11479]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  560.154571][T11479]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  560.154573][T11479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.154574][T11479]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  560.154578][T11479]  ? kasan_save_stack (mm/kasan/common.c:58)
[  560.154580][T11479]  ? kasan_save_stack (mm/kasan/common.c:57)
[  560.154581][T11479]  ? kasan_save_track (mm/kasan/common.c:78)
[  560.154582][T11479]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  560.154583][T11479]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  560.154584][T11479]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  560.154586][T11479]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  560.154587][T11479]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  560.154590][T11479]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  560.154592][T11479]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  560.154594][T11479]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  560.154596][T11479]  ? ____sys_sendmsg (net/socket.c:2713)
[  560.154598][T11479]  ? ___sys_sendmsg (net/socket.c:2767)
[  560.154599][T11479]  ? __sys_sendmsg (net/socket.c:2799)
[  560.154601][T11479]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  560.154604][T11479]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  560.154606][T11479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.154608][T11479]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  560.154609][T11479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.154610][T11479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.154611][T11479]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  560.154613][T11479]  ? __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)
[  560.154615][T11479]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  560.154616][T11479]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  560.154618][T11479]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  560.154619][T11479]  ? nla_get_range_signed (lib/nlattr.c:270)
[  560.154622][T11479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.154624][T11479]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  560.154626][T11479]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  560.154628][T11479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.154629][T11479]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  560.154631][T11479]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  560.154632][T11479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.154634][T11479]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  560.154636][T11479]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  560.154638][T11479]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  560.154639][T11479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.154641][T11479]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  560.154644][T11479]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  560.154647][T11479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.154648][T11479]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  560.154649][T11479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.154651][T11479]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  560.154652][T11479]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  560.154654][T11479]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  560.154655][T11479]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  560.154657][T11479]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  560.154660][T11479]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  560.154662][T11479]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  560.154663][T11479]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  560.154665][T11479]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  560.154666][T11479]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  560.154670][T11479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.154671][T11479]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  560.154673][T11479]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  560.154676][T11479]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  560.154679][T11479]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  560.154683][T11479]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  560.154686][T11479]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  560.154689][T11479]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  560.154692][T11479]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  560.154694][T11479]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  560.154697][T11479]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  560.154699][T11479]  ____sys_sendmsg (net/socket.c:2713)
[  560.154701][T11479]  ? copy_msghdr_from_user (net/socket.c:2650)
[  560.154703][T11479]  ? sock_write_iter (net/socket.c:1269)
[  560.154705][T11479]  ? move_addr_to_kernel (net/socket.c:258)
[  560.154706][T11479]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  560.154709][T11479]  ___sys_sendmsg (net/socket.c:2767)
[  560.154711][T11479]  ? copy_msghdr_from_user (net/socket.c:2619)
[  560.154716][T11479]  __sys_sendmsg (net/socket.c:2799)
[  560.154718][T11479]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  560.154721][T11479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.154723][T11479]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  560.154725][T11479]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  560.154727][T11479]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  560.154728][T11479] RIP: 0033:0x7fe84612754e
[  560.154731][T11479] 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
[  560.154733][T11479] RSP: 002b:00007fff866f2f90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  560.154737][T11479] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fe84612754e
[  560.154739][T11479] RDX: 0000000000000000 RSI: 00007fff866f3040 RDI: 0000000000000005
[  560.154740][T11479] RBP: 00007fff866f2fa0 R08: 0000000000000000 R09: 0000000000000000
[  560.154741][T11479] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d51e
[  560.154742][T11479] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff866f3700
| [  561.349856][T11537] softirqs last disabled at (0): 0x0
| [  561.349858][T11537] Preemption disabled at:
| [  561.349858][T11537] vprintk_emit (kernel/printk/printk.c:2471)
| [  561.349869][T11537] Tainted: [W]=WARN
[  561.349870][T11537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  561.349872][T11537] Call Trace:
[  561.349874][T11537]  <TASK>
[  561.349875][T11537]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  561.349880][T11537]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  561.349882][T11537]  __might_resched.cold (kernel/sched/core.c:9234)
[  561.349886][T11537]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  561.349889][T11537]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  561.349892][T11537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  561.349894][T11537]  __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))
[  561.349897][T11537]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  561.349900][T11537]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  561.349906][T11537]  ? 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)
[  561.349907][T11537]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  561.349910][T11537]  put_chars (drivers/char/virtio_console.c:1176)
[  561.349912][T11537]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  561.349914][T11537]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  561.349917][T11537]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  561.349921][T11537]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  561.349923][T11537]  ? vsnprintf (lib/vsprintf.c:2900)
[  561.349927][T11537]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  561.349928][T11537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  561.349930][T11537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  561.349932][T11537]  console_emit_next_record (kernel/printk/printk.c:3183)
[  561.349934][T11537]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  561.349937][T11537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  561.349938][T11537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  561.349939][T11537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  561.349940][T11537]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  561.349942][T11537]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  561.349944][T11537]  console_flush_one_record (kernel/printk/printk.c:3268)
[  561.349947][T11537]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  561.349950][T11537]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  561.349952][T11537]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  561.349954][T11537]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  561.349955][T11537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  561.349957][T11537]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  561.349958][T11537]  ? 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)
[  561.349960][T11537]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  561.349961][T11537]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  561.349963][T11537]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  561.349965][T11537]  vprintk_emit (kernel/printk/printk.c:2479)
[  561.349967][T11537]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  561.349968][T11537]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  561.349970][T11537]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  561.349973][T11537]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  561.349975][T11537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  561.349976][T11537]  _printk (kernel/printk/printk.c:2504)
[  561.349979][T11537]  ? snapshot_read.cold (user.c:?)
[  561.349981][T11537]  ? br_multicast_flood (??:?)
[  561.349985][T11537]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  561.349987][T11537]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  561.349989][T11537]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  561.349991][T11537]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  561.349994][T11537]  br_init_port (net/bridge/br_stp_if.c:39)
[  561.349996][T11537]  new_nbp (net/bridge/br_if.c:449)
[  561.349998][T11537]  br_add_if (net/bridge/br_if.c:592)
[  561.350000][T11537]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  561.350004][T11537]  do_set_master (net/core/rtnetlink.c:3071)
[  561.350006][T11537]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  561.350008][T11537]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  561.350010][T11537]  ? __dev_get_by_name (net/core/dev.c:905)
[  561.350012][T11537]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  561.350016][T11537]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  561.350019][T11537]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  561.350021][T11537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  561.350022][T11537]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  561.350023][T11537]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  561.350025][T11537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  561.350027][T11537]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  561.350029][T11537]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  561.350031][T11537]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  561.350033][T11537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  561.350035][T11537]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  561.350036][T11537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  561.350038][T11537]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  561.350039][T11537]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  561.350041][T11537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  561.350042][T11537]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  561.350044][T11537]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  561.350048][T11537]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  561.350051][T11537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  561.350053][T11537]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  561.350055][T11537]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  561.350056][T11537]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  561.350059][T11537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  561.350061][T11537]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  561.350063][T11537]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  561.350065][T11537]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  561.350067][T11537]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  561.350070][T11537]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  561.350073][T11537]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  561.350076][T11537]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  561.350078][T11537]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  561.350079][T11537]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  561.350083][T11537]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  561.350091][T11537]  ____sys_sendmsg (net/socket.c:2713)
[  561.350093][T11537]  ? copy_msghdr_from_user (net/socket.c:2650)
[  561.350095][T11537]  ? sock_write_iter (net/socket.c:1269)
[  561.350096][T11537]  ? move_addr_to_kernel (net/socket.c:258)
[  561.350099][T11537]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  561.350102][T11537]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  561.350104][T11537]  ___sys_sendmsg (net/socket.c:2767)
[  561.350106][T11537]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  561.350107][T11537]  ? copy_msghdr_from_user (net/socket.c:2619)
[  561.350109][T11537]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  561.350114][T11537]  __sys_sendmsg (net/socket.c:2799)
[  561.350116][T11537]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  561.350119][T11537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  561.350120][T11537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  561.350122][T11537]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  561.350125][T11537]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  561.350127][T11537]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  561.350129][T11537] RIP: 0033:0x7ff072c3454e
[  561.350131][T11537] 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
[  561.350133][T11537] RSP: 002b:00007ffd4a3aac60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  561.350137][T11537] RAX: ffffffffffffffda RBX: 00007ffd4a3ab428 RCX: 00007ff072c3454e
[  561.350139][T11537] RDX: 0000000000000000 RSI: 00007ffd4a3aad10 RDI: 0000000000000005
[  561.350140][T11537] RBP: 00007ffd4a3aac70 R08: 0000000000000000 R09: 0000000000000000
[  561.350141][T11537] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d51f
[  561.350142][T11537] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd4a3ab3e0
| [  568.241396][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  568.241398][   T70] Preemption disabled at:
| [  568.241399][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  568.241410][   T70] Tainted: [W]=WARN
[  568.241411][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  568.241413][   T70] Workqueue: netns cleanup_net
[  568.241419][   T70] Call Trace:
[  568.241421][   T70]  <TASK>
[  568.241423][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  568.241429][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  568.241430][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  568.241434][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  568.241436][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  568.241440][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  568.241442][   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))
[  568.241446][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  568.241449][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  568.241454][   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)
[  568.241456][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  568.241459][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  568.241460][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  568.241462][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  568.241465][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  568.241470][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  568.241472][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  568.241474][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  568.241476][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  568.241477][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  568.241479][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  568.241482][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  568.241484][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  568.241485][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  568.241486][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  568.241487][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  568.241490][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  568.241492][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  568.241494][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  568.241497][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  568.241499][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  568.241501][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  568.241503][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  568.241504][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  568.241506][   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)
[  568.241508][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  568.241509][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  568.241511][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  568.241513][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  568.241515][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  568.241516][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  568.241518][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  568.241521][   T70]  ? kthread (kernel/kthread.c:436)
[  568.241523][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  568.241526][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  568.241529][   T70]  _printk (kernel/printk/printk.c:2504)
[  568.241532][   T70]  ? snapshot_read.cold (user.c:?)
[  568.241534][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  568.241537][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  568.241539][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  568.241542][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  568.241544][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  568.241546][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  568.241547][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  568.241555][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  568.241556][   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)
[  568.241558][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  568.241560][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  568.241563][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  568.241567][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  568.241569][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  568.241572][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  568.241574][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  568.241576][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  568.241579][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  568.241581][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  568.241583][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  568.241585][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  568.241586][   T70]  process_one_work (kernel/workqueue.c:3387)
[  568.241590][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  568.241592][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  568.241595][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  568.241597][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  568.241599][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  568.241602][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  568.241604][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  568.241605][   T70]  kthread (kernel/kthread.c:436)
[  568.241607][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  568.241609][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  568.241611][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  568.241613][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  568.241615][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  568.241618][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  568.241620][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  569.549662][T11700] softirqs last disabled at (0): 0x0
| [  569.549664][T11700] Preemption disabled at:
| [  569.549664][T11700] vprintk_emit (kernel/printk/printk.c:2471)
| [  569.549675][T11700] Tainted: [W]=WARN
[  569.549676][T11700] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  569.549679][T11700] Call Trace:
[  569.549681][T11700]  <TASK>
[  569.549682][T11700]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  569.549689][T11700]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  569.549692][T11700]  __might_resched.cold (kernel/sched/core.c:9234)
[  569.549696][T11700]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  569.549699][T11700]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  569.549702][T11700]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  569.549705][T11700]  __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))
[  569.549708][T11700]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  569.549711][T11700]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  569.549716][T11700]  ? 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)
[  569.549718][T11700]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  569.549721][T11700]  put_chars (drivers/char/virtio_console.c:1176)
[  569.549722][T11700]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  569.549725][T11700]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  569.549727][T11700]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  569.549732][T11700]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  569.549734][T11700]  ? vsnprintf (lib/vsprintf.c:2900)
[  569.549737][T11700]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  569.549739][T11700]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  569.549740][T11700]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  569.549742][T11700]  console_emit_next_record (kernel/printk/printk.c:3183)
[  569.549745][T11700]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  569.549747][T11700]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  569.549749][T11700]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  569.549750][T11700]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  569.549751][T11700]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  569.549756][T11700]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  569.549758][T11700]  console_flush_one_record (kernel/printk/printk.c:3268)
[  569.549761][T11700]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  569.549764][T11700]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  569.549766][T11700]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  569.549768][T11700]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  569.549770][T11700]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  569.549771][T11700]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  569.549773][T11700]  ? 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)
[  569.549774][T11700]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  569.549776][T11700]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  569.549778][T11700]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  569.549779][T11700]  vprintk_emit (kernel/printk/printk.c:2479)
[  569.549781][T11700]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  569.549783][T11700]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  569.549785][T11700]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  569.549788][T11700]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  569.549789][T11700]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  569.549791][T11700]  _printk (kernel/printk/printk.c:2504)
[  569.549794][T11700]  ? snapshot_read.cold (user.c:?)
[  569.549796][T11700]  ? br_multicast_flood (??:?)
[  569.549800][T11700]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  569.549802][T11700]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  569.549804][T11700]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  569.549806][T11700]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  569.549809][T11700]  br_init_port (net/bridge/br_stp_if.c:39)
[  569.549811][T11700]  new_nbp (net/bridge/br_if.c:449)
[  569.549813][T11700]  br_add_if (net/bridge/br_if.c:592)
[  569.549815][T11700]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  569.549819][T11700]  do_set_master (net/core/rtnetlink.c:3071)
[  569.549821][T11700]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  569.549823][T11700]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  569.549825][T11700]  ? __dev_get_by_name (net/core/dev.c:905)
[  569.549827][T11700]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  569.549831][T11700]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  569.549834][T11700]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  569.549836][T11700]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  569.549837][T11700]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  569.549839][T11700]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  569.549840][T11700]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  569.549842][T11700]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  569.549845][T11700]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  569.549847][T11700]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  569.549850][T11700]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  569.549851][T11700]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  569.549852][T11700]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  569.549854][T11700]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  569.549855][T11700]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  569.549857][T11700]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  569.549859][T11700]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  569.549860][T11700]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  569.549864][T11700]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  569.549867][T11700]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  569.549869][T11700]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  569.549871][T11700]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  569.549873][T11700]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  569.549876][T11700]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  569.549877][T11700]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  569.549880][T11700]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  569.549882][T11700]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  569.549884][T11700]  ? next_uptodate_folio (mm/filemap.c:3747)
[  569.549887][T11700]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  569.549890][T11700]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  569.549892][T11700]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  569.549894][T11700]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  569.549897][T11700]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  569.549900][T11700]  ____sys_sendmsg (net/socket.c:2713)
[  569.549902][T11700]  ? copy_msghdr_from_user (net/socket.c:2650)
[  569.549904][T11700]  ? sock_write_iter (net/socket.c:1269)
[  569.549906][T11700]  ? move_addr_to_kernel (net/socket.c:258)
[  569.549908][T11700]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  569.549911][T11700]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  569.549913][T11700]  ___sys_sendmsg (net/socket.c:2767)
[  569.549915][T11700]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  569.549916][T11700]  ? copy_msghdr_from_user (net/socket.c:2619)
[  569.549918][T11700]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  569.549923][T11700]  __sys_sendmsg (net/socket.c:2799)
[  569.549925][T11700]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  569.549928][T11700]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  569.549929][T11700]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  569.549931][T11700]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  569.549934][T11700]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  569.549936][T11700]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  569.549938][T11700] RIP: 0033:0x7f43a896c54e
[  569.549940][T11700] 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
[  569.549942][T11700] RSP: 002b:00007ffe087359b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  569.549947][T11700] RAX: ffffffffffffffda RBX: 00007ffe08736178 RCX: 00007f43a896c54e
[  569.549948][T11700] RDX: 0000000000000000 RSI: 00007ffe08735a60 RDI: 0000000000000005
[  569.549949][T11700] RBP: 00007ffe087359c0 R08: 0000000000000000 R09: 0000000000000000
[  569.549950][T11700] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d527
[  569.549951][T11700] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe08736130
| [  570.991114][T11769] softirqs last disabled at (0): 0x0
| [  570.991116][T11769] Preemption disabled at:
| [  570.991117][T11769] vprintk_emit (kernel/printk/printk.c:2471)
| [  570.991127][T11769] Tainted: [W]=WARN
[  570.991128][T11769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  570.991130][T11769] Call Trace:
[  570.991132][T11769]  <TASK>
[  570.991133][T11769]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  570.991139][T11769]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  570.991140][T11769]  __might_resched.cold (kernel/sched/core.c:9234)
[  570.991144][T11769]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  570.991148][T11769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  570.991151][T11769]  __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))
[  570.991153][T11769]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  570.991157][T11769]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  570.991162][T11769]  ? 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)
[  570.991164][T11769]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  570.991166][T11769]  put_chars (drivers/char/virtio_console.c:1176)
[  570.991168][T11769]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  570.991169][T11769]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  570.991179][T11769]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  570.991181][T11769]  ? pointer (lib/vsprintf.c:2577)
[  570.991185][T11769]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  570.991189][T11769]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  570.991191][T11769]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  570.991194][T11769]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  570.991196][T11769]  console_emit_next_record (kernel/printk/printk.c:3183)
[  570.991200][T11769]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  570.991202][T11769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  570.991203][T11769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  570.991204][T11769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  570.991205][T11769]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  570.991208][T11769]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  570.991210][T11769]  console_flush_one_record (kernel/printk/printk.c:3268)
[  570.991212][T11769]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  570.991215][T11769]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  570.991218][T11769]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  570.991219][T11769]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  570.991221][T11769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  570.991222][T11769]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  570.991224][T11769]  ? 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)
[  570.991226][T11769]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  570.991227][T11769]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  570.991229][T11769]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  570.991231][T11769]  vprintk_emit (kernel/printk/printk.c:2479)
[  570.991233][T11769]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  570.991234][T11769]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  570.991237][T11769]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  570.991240][T11769]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  570.991243][T11769]  _printk (kernel/printk/printk.c:2504)
[  570.991246][T11769]  ? snapshot_read.cold (user.c:?)
[  570.991248][T11769]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  570.991250][T11769]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  570.991254][T11769]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  570.991256][T11769]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  570.991259][T11769]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  570.991262][T11769]  ? netdev_notice (net/core/dev.c:13194)
[  570.991264][T11769]  ? 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)
[  570.991266][T11769]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  570.991269][T11769]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  570.991270][T11769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  570.991271][T11769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  570.991273][T11769]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  570.991274][T11769]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  570.991276][T11769]  ? 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)
[  570.991278][T11769]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  570.991279][T11769]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  570.991281][T11769]  ? register_netdev (net/core/dev.c:11618)
[  570.991282][T11769]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  570.991284][T11769]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  570.991287][T11769]  ? __kernel_text_address (kernel/extable.c:79)
[  570.991289][T11769]  ? write_profile (profile.c:?)
[  570.991293][T11769]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  570.991296][T11769]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  570.991298][T11769]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  570.991300][T11769]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  570.991301][T11769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  570.991302][T11769]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  570.991306][T11769]  ? kasan_save_stack (mm/kasan/common.c:58)
[  570.991308][T11769]  ? kasan_save_stack (mm/kasan/common.c:57)
[  570.991309][T11769]  ? kasan_save_track (mm/kasan/common.c:78)
[  570.991311][T11769]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  570.991312][T11769]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  570.991313][T11769]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  570.991315][T11769]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  570.991316][T11769]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  570.991319][T11769]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  570.991321][T11769]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  570.991322][T11769]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  570.991325][T11769]  ? ____sys_sendmsg (net/socket.c:2713)
[  570.991327][T11769]  ? ___sys_sendmsg (net/socket.c:2767)
[  570.991328][T11769]  ? __sys_sendmsg (net/socket.c:2799)
[  570.991330][T11769]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  570.991332][T11769]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  570.991335][T11769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  570.991336][T11769]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  570.991338][T11769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  570.991339][T11769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  570.991340][T11769]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  570.991342][T11769]  ? __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)
[  570.991343][T11769]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  570.991344][T11769]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  570.991346][T11769]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  570.991347][T11769]  ? nla_get_range_signed (lib/nlattr.c:270)
[  570.991351][T11769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  570.991352][T11769]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  570.991354][T11769]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  570.991356][T11769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  570.991358][T11769]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  570.991359][T11769]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  570.991361][T11769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  570.991362][T11769]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  570.991365][T11769]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  570.991366][T11769]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  570.991368][T11769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  570.991369][T11769]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  570.991372][T11769]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  570.991375][T11769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  570.991376][T11769]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  570.991378][T11769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  570.991379][T11769]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  570.991381][T11769]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  570.991382][T11769]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  570.991384][T11769]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  570.991386][T11769]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  570.991388][T11769]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  570.991390][T11769]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  570.991392][T11769]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  570.991393][T11769]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  570.991395][T11769]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  570.991399][T11769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  570.991400][T11769]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  570.991402][T11769]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  570.991404][T11769]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  570.991406][T11769]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  570.991408][T11769]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  570.991411][T11769]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  570.991413][T11769]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  570.991414][T11769]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  570.991416][T11769]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  570.991419][T11769]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  570.991421][T11769]  ____sys_sendmsg (net/socket.c:2713)
[  570.991423][T11769]  ? copy_msghdr_from_user (net/socket.c:2650)
[  570.991425][T11769]  ? sock_write_iter (net/socket.c:1269)
[  570.991427][T11769]  ? move_addr_to_kernel (net/socket.c:258)
[  570.991428][T11769]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  570.991431][T11769]  ___sys_sendmsg (net/socket.c:2767)
[  570.991433][T11769]  ? copy_msghdr_from_user (net/socket.c:2619)
[  570.991439][T11769]  __sys_sendmsg (net/socket.c:2799)
[  570.991441][T11769]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  570.991444][T11769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  570.991445][T11769]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  570.991447][T11769]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  570.991449][T11769]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  570.991451][T11769] RIP: 0033:0x7f9ca583e54e
[  570.991453][T11769] 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
[  570.991456][T11769] RSP: 002b:00007ffc08f5e480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  570.991460][T11769] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f9ca583e54e
[  570.991462][T11769] RDX: 0000000000000000 RSI: 00007ffc08f5e530 RDI: 0000000000000005
[  570.991463][T11769] RBP: 00007ffc08f5e490 R08: 0000000000000000 R09: 0000000000000000
[  570.991464][T11769] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d529
[  570.991465][T11769] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc08f5ebf0
| [  572.173969][T11819] softirqs last disabled at (0): 0x0
| [  572.173971][T11819] Preemption disabled at:
| [  572.173972][T11819] vprintk_emit (kernel/printk/printk.c:2471)
| [  572.173982][T11819] Tainted: [W]=WARN
[  572.173983][T11819] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  572.173985][T11819] Call Trace:
[  572.173987][T11819]  <TASK>
[  572.173988][T11819]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  572.173994][T11819]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  572.173996][T11819]  __might_resched.cold (kernel/sched/core.c:9234)
[  572.174000][T11819]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  572.174002][T11819]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  572.174006][T11819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  572.174009][T11819]  __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))
[  572.174011][T11819]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  572.174015][T11819]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  572.174020][T11819]  ? 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)
[  572.174021][T11819]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  572.174024][T11819]  put_chars (drivers/char/virtio_console.c:1176)
[  572.174026][T11819]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  572.174028][T11819]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  572.174031][T11819]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  572.174036][T11819]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  572.174038][T11819]  ? vsnprintf (lib/vsprintf.c:2900)
[  572.174041][T11819]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  572.174043][T11819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  572.174044][T11819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  572.174046][T11819]  console_emit_next_record (kernel/printk/printk.c:3183)
[  572.174049][T11819]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  572.174051][T11819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  572.174052][T11819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  572.174054][T11819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  572.174055][T11819]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  572.174057][T11819]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  572.174059][T11819]  console_flush_one_record (kernel/printk/printk.c:3268)
[  572.174062][T11819]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  572.174065][T11819]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  572.174067][T11819]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  572.174069][T11819]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  572.174071][T11819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  572.174072][T11819]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  572.174074][T11819]  ? 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)
[  572.174075][T11819]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  572.174077][T11819]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  572.174079][T11819]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  572.174081][T11819]  vprintk_emit (kernel/printk/printk.c:2479)
[  572.174083][T11819]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  572.174084][T11819]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  572.174086][T11819]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  572.174089][T11819]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  572.174091][T11819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  572.174092][T11819]  _printk (kernel/printk/printk.c:2504)
[  572.174095][T11819]  ? snapshot_read.cold (user.c:?)
[  572.174098][T11819]  ? br_multicast_flood (??:?)
[  572.174101][T11819]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  572.174104][T11819]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  572.174105][T11819]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  572.174107][T11819]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  572.174111][T11819]  br_init_port (net/bridge/br_stp_if.c:39)
[  572.174113][T11819]  new_nbp (net/bridge/br_if.c:449)
[  572.174115][T11819]  br_add_if (net/bridge/br_if.c:592)
[  572.174117][T11819]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  572.174121][T11819]  do_set_master (net/core/rtnetlink.c:3071)
[  572.174123][T11819]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  572.174125][T11819]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  572.174127][T11819]  ? __dev_get_by_name (net/core/dev.c:905)
[  572.174129][T11819]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  572.174133][T11819]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  572.174136][T11819]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  572.174138][T11819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  572.174140][T11819]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  572.174141][T11819]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  572.174143][T11819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  572.174144][T11819]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  572.174147][T11819]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  572.174149][T11819]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  572.174152][T11819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  572.174153][T11819]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  572.174155][T11819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  572.174156][T11819]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  572.174157][T11819]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  572.174159][T11819]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  572.174161][T11819]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  572.174162][T11819]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  572.174166][T11819]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  572.174170][T11819]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  572.174171][T11819]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  572.174173][T11819]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  572.174175][T11819]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  572.174178][T11819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  572.174179][T11819]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  572.174190][T11819]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  572.174193][T11819]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  572.174195][T11819]  ? next_uptodate_folio (mm/filemap.c:3747)
[  572.174198][T11819]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  572.174201][T11819]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  572.174203][T11819]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  572.174205][T11819]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  572.174208][T11819]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  572.174211][T11819]  ____sys_sendmsg (net/socket.c:2713)
[  572.174213][T11819]  ? copy_msghdr_from_user (net/socket.c:2650)
[  572.174215][T11819]  ? sock_write_iter (net/socket.c:1269)
[  572.174217][T11819]  ? move_addr_to_kernel (net/socket.c:258)
[  572.174219][T11819]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  572.174221][T11819]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  572.174224][T11819]  ___sys_sendmsg (net/socket.c:2767)
[  572.174225][T11819]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  572.174227][T11819]  ? copy_msghdr_from_user (net/socket.c:2619)
[  572.174229][T11819]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  572.174234][T11819]  __sys_sendmsg (net/socket.c:2799)
[  572.174236][T11819]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  572.174239][T11819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  572.174240][T11819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  572.174242][T11819]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  572.174244][T11819]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  572.174246][T11819]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  572.174249][T11819] RIP: 0033:0x7f6e9b93b54e
[  572.174251][T11819] 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
[  572.174253][T11819] RSP: 002b:00007ffed65e2f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  572.174257][T11819] RAX: ffffffffffffffda RBX: 00007ffed65e3728 RCX: 00007f6e9b93b54e
[  572.174259][T11819] RDX: 0000000000000000 RSI: 00007ffed65e3010 RDI: 0000000000000005
[  572.174260][T11819] RBP: 00007ffed65e2f70 R08: 0000000000000000 R09: 0000000000000000
[  572.174261][T11819] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d52a
[  572.174262][T11819] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffed65e36e0
| [  579.080468][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  579.080470][   T70] Preemption disabled at:
| [  579.080471][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  579.080482][   T70] Tainted: [W]=WARN
[  579.080483][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  579.080485][   T70] Workqueue: netns cleanup_net
[  579.080491][   T70] Call Trace:
[  579.080493][   T70]  <TASK>
[  579.080495][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  579.080500][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  579.080502][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  579.080506][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  579.080508][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  579.080512][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  579.080514][   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))
[  579.080518][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  579.080521][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  579.080525][   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)
[  579.080527][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  579.080530][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  579.080532][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  579.080533][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  579.080536][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  579.080541][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  579.080543][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  579.080545][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  579.080547][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  579.080548][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  579.080556][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  579.080559][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  579.080561][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  579.080562][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  579.080563][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  579.080564][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  579.080567][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  579.080569][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  579.080572][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  579.080575][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  579.080577][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  579.080578][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  579.080580][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  579.080582][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  579.080583][   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)
[  579.080585][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  579.080587][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  579.080589][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  579.080590][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  579.080592][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  579.080593][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  579.080595][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  579.080598][   T70]  ? kthread (kernel/kthread.c:436)
[  579.080600][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  579.080603][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  579.080606][   T70]  _printk (kernel/printk/printk.c:2504)
[  579.080609][   T70]  ? snapshot_read.cold (user.c:?)
[  579.080611][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  579.080614][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  579.080617][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  579.080619][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  579.080621][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  579.080623][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  579.080624][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  579.080627][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  579.080629][   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)
[  579.080630][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  579.080632][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  579.080635][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  579.080639][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  579.080641][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  579.080644][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  579.080646][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  579.080648][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  579.080651][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  579.080653][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  579.080655][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  579.080657][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  579.080659][   T70]  process_one_work (kernel/workqueue.c:3387)
[  579.080662][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  579.080665][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  579.080667][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  579.080670][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  579.080672][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  579.080674][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  579.080677][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  579.080679][   T70]  kthread (kernel/kthread.c:436)
[  579.080682][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  579.080684][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  579.080688][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  579.080690][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  579.080694][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  579.080698][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  579.080701][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  580.376103][T11982] softirqs last disabled at (0): 0x0
| [  580.376105][T11982] Preemption disabled at:
| [  580.376105][T11982] vprintk_emit (kernel/printk/printk.c:2471)
| [  580.376116][T11982] Tainted: [W]=WARN
[  580.376117][T11982] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  580.376119][T11982] Call Trace:
[  580.376121][T11982]  <TASK>
[  580.376122][T11982]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  580.376128][T11982]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  580.376129][T11982]  __might_resched.cold (kernel/sched/core.c:9234)
[  580.376134][T11982]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  580.376136][T11982]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  580.376139][T11982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  580.376142][T11982]  __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))
[  580.376145][T11982]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  580.376148][T11982]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  580.376153][T11982]  ? 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)
[  580.376155][T11982]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  580.376158][T11982]  put_chars (drivers/char/virtio_console.c:1176)
[  580.376160][T11982]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  580.376162][T11982]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  580.376165][T11982]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  580.376169][T11982]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  580.376171][T11982]  ? vsnprintf (lib/vsprintf.c:2900)
[  580.376175][T11982]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  580.376176][T11982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  580.376177][T11982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  580.376179][T11982]  console_emit_next_record (kernel/printk/printk.c:3183)
[  580.376183][T11982]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  580.376185][T11982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  580.376186][T11982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  580.376187][T11982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  580.376188][T11982]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  580.376191][T11982]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  580.376193][T11982]  console_flush_one_record (kernel/printk/printk.c:3268)
[  580.376195][T11982]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  580.376198][T11982]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  580.376200][T11982]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  580.376202][T11982]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  580.376204][T11982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  580.376205][T11982]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  580.376207][T11982]  ? 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)
[  580.376208][T11982]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  580.376210][T11982]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  580.376212][T11982]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  580.376214][T11982]  vprintk_emit (kernel/printk/printk.c:2479)
[  580.376216][T11982]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  580.376217][T11982]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  580.376219][T11982]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  580.376222][T11982]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  580.376224][T11982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  580.376226][T11982]  _printk (kernel/printk/printk.c:2504)
[  580.376229][T11982]  ? snapshot_read.cold (user.c:?)
[  580.376231][T11982]  ? br_multicast_flood (??:?)
[  580.376234][T11982]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  580.376237][T11982]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  580.376238][T11982]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  580.376240][T11982]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  580.376243][T11982]  br_init_port (net/bridge/br_stp_if.c:39)
[  580.376245][T11982]  new_nbp (net/bridge/br_if.c:449)
[  580.376248][T11982]  br_add_if (net/bridge/br_if.c:592)
[  580.376250][T11982]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  580.376261][T11982]  do_set_master (net/core/rtnetlink.c:3071)
[  580.376263][T11982]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  580.376265][T11982]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  580.376266][T11982]  ? __dev_get_by_name (net/core/dev.c:905)
[  580.376268][T11982]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  580.376272][T11982]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  580.376275][T11982]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  580.376277][T11982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  580.376279][T11982]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  580.376280][T11982]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  580.376282][T11982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  580.376283][T11982]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  580.376286][T11982]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  580.376288][T11982]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  580.376290][T11982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  580.376292][T11982]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  580.376293][T11982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  580.376294][T11982]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  580.376296][T11982]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  580.376298][T11982]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  580.376299][T11982]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  580.376301][T11982]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  580.376305][T11982]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  580.376308][T11982]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  580.376310][T11982]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  580.376312][T11982]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  580.376313][T11982]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  580.376317][T11982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  580.376318][T11982]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  580.376320][T11982]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  580.376323][T11982]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  580.376325][T11982]  ? next_uptodate_folio (mm/filemap.c:3747)
[  580.376328][T11982]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  580.376331][T11982]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  580.376333][T11982]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  580.376335][T11982]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  580.376338][T11982]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  580.376341][T11982]  ____sys_sendmsg (net/socket.c:2713)
[  580.376343][T11982]  ? copy_msghdr_from_user (net/socket.c:2650)
[  580.376345][T11982]  ? sock_write_iter (net/socket.c:1269)
[  580.376347][T11982]  ? move_addr_to_kernel (net/socket.c:258)
[  580.376349][T11982]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  580.376352][T11982]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  580.376354][T11982]  ___sys_sendmsg (net/socket.c:2767)
[  580.376356][T11982]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  580.376357][T11982]  ? copy_msghdr_from_user (net/socket.c:2619)
[  580.376359][T11982]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  580.376364][T11982]  __sys_sendmsg (net/socket.c:2799)
[  580.376366][T11982]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  580.376369][T11982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  580.376370][T11982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  580.376372][T11982]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  580.376374][T11982]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  580.376377][T11982]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  580.376379][T11982] RIP: 0033:0x7f4a4327754e
[  580.376381][T11982] 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
[  580.376384][T11982] RSP: 002b:00007ffc908d8750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  580.376388][T11982] RAX: ffffffffffffffda RBX: 00007ffc908d8f18 RCX: 00007f4a4327754e
[  580.376389][T11982] RDX: 0000000000000000 RSI: 00007ffc908d8800 RDI: 0000000000000005
[  580.376390][T11982] RBP: 00007ffc908d8760 R08: 0000000000000000 R09: 0000000000000000
[  580.376391][T11982] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d532
[  580.376392][T11982] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc908d8ed0
| [  581.889772][T12051] softirqs last disabled at (0): 0x0
| [  581.889774][T12051] Preemption disabled at:
| [  581.889774][T12051] vprintk_emit (kernel/printk/printk.c:2471)
| [  581.889784][T12051] Tainted: [W]=WARN
[  581.889786][T12051] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  581.889788][T12051] Call Trace:
[  581.889789][T12051]  <TASK>
[  581.889791][T12051]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  581.889796][T12051]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  581.889798][T12051]  __might_resched.cold (kernel/sched/core.c:9234)
[  581.889802][T12051]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  581.889806][T12051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  581.889808][T12051]  __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))
[  581.889811][T12051]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  581.889814][T12051]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  581.889819][T12051]  ? 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)
[  581.889821][T12051]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  581.889824][T12051]  put_chars (drivers/char/virtio_console.c:1176)
[  581.889826][T12051]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  581.889827][T12051]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  581.889830][T12051]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  581.889832][T12051]  ? pointer (lib/vsprintf.c:2577)
[  581.889836][T12051]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  581.889840][T12051]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  581.889842][T12051]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  581.889844][T12051]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  581.889847][T12051]  console_emit_next_record (kernel/printk/printk.c:3183)
[  581.889850][T12051]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  581.889852][T12051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  581.889853][T12051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  581.889854][T12051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  581.889855][T12051]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  581.889858][T12051]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  581.889860][T12051]  console_flush_one_record (kernel/printk/printk.c:3268)
[  581.889862][T12051]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  581.889865][T12051]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  581.889867][T12051]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  581.889869][T12051]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  581.889871][T12051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  581.889872][T12051]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  581.889873][T12051]  ? 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)
[  581.889875][T12051]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  581.889877][T12051]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  581.889879][T12051]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  581.889880][T12051]  vprintk_emit (kernel/printk/printk.c:2479)
[  581.889882][T12051]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  581.889883][T12051]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  581.889886][T12051]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  581.889889][T12051]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  581.889892][T12051]  _printk (kernel/printk/printk.c:2504)
[  581.889895][T12051]  ? snapshot_read.cold (user.c:?)
[  581.889897][T12051]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  581.889899][T12051]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  581.889903][T12051]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  581.889905][T12051]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  581.889908][T12051]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  581.889911][T12051]  ? netdev_notice (net/core/dev.c:13194)
[  581.889913][T12051]  ? 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)
[  581.889915][T12051]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  581.889917][T12051]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  581.889919][T12051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  581.889920][T12051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  581.889921][T12051]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  581.889923][T12051]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  581.889925][T12051]  ? 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)
[  581.889926][T12051]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  581.889927][T12051]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  581.889929][T12051]  ? register_netdev (net/core/dev.c:11618)
[  581.889931][T12051]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  581.889933][T12051]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  581.889936][T12051]  ? __kernel_text_address (kernel/extable.c:79)
[  581.889938][T12051]  ? write_profile (profile.c:?)
[  581.889941][T12051]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  581.889945][T12051]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  581.889947][T12051]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  581.889948][T12051]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  581.889950][T12051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  581.889951][T12051]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  581.889954][T12051]  ? kasan_save_stack (mm/kasan/common.c:58)
[  581.889956][T12051]  ? kasan_save_stack (mm/kasan/common.c:57)
[  581.889957][T12051]  ? kasan_save_track (mm/kasan/common.c:78)
[  581.889959][T12051]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  581.889960][T12051]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  581.889961][T12051]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  581.889962][T12051]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  581.889964][T12051]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  581.889967][T12051]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  581.889968][T12051]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  581.889970][T12051]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  581.889973][T12051]  ? ____sys_sendmsg (net/socket.c:2713)
[  581.889974][T12051]  ? ___sys_sendmsg (net/socket.c:2767)
[  581.889976][T12051]  ? __sys_sendmsg (net/socket.c:2799)
[  581.889978][T12051]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  581.889980][T12051]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  581.889983][T12051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  581.889984][T12051]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  581.889986][T12051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  581.889987][T12051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  581.889988][T12051]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  581.889990][T12051]  ? __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)
[  581.889991][T12051]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  581.889992][T12051]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  581.889994][T12051]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  581.889995][T12051]  ? nla_get_range_signed (lib/nlattr.c:270)
[  581.889999][T12051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  581.890000][T12051]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  581.890002][T12051]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  581.890004][T12051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  581.890006][T12051]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  581.890007][T12051]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  581.890009][T12051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  581.890010][T12051]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  581.890013][T12051]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  581.890014][T12051]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  581.890016][T12051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  581.890017][T12051]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  581.890020][T12051]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  581.890023][T12051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  581.890024][T12051]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  581.890026][T12051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  581.890027][T12051]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  581.890028][T12051]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  581.890030][T12051]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  581.890032][T12051]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  581.890033][T12051]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  581.890036][T12051]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  581.890038][T12051]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  581.890039][T12051]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  581.890041][T12051]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  581.890042][T12051]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  581.890046][T12051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  581.890047][T12051]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  581.890049][T12051]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  581.890052][T12051]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  581.890054][T12051]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  581.890056][T12051]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  581.890058][T12051]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  581.890060][T12051]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  581.890062][T12051]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  581.890063][T12051]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  581.890067][T12051]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  581.890069][T12051]  ____sys_sendmsg (net/socket.c:2713)
[  581.890070][T12051]  ? copy_msghdr_from_user (net/socket.c:2650)
[  581.890072][T12051]  ? sock_write_iter (net/socket.c:1269)
[  581.890074][T12051]  ? move_addr_to_kernel (net/socket.c:258)
[  581.890075][T12051]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  581.890078][T12051]  ___sys_sendmsg (net/socket.c:2767)
[  581.890080][T12051]  ? copy_msghdr_from_user (net/socket.c:2619)
[  581.890085][T12051]  __sys_sendmsg (net/socket.c:2799)
[  581.890087][T12051]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  581.890090][T12051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  581.890092][T12051]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  581.890094][T12051]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  581.890096][T12051]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  581.890097][T12051] RIP: 0033:0x7fd14b22854e
[  581.890099][T12051] 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
[  581.890102][T12051] RSP: 002b:00007ffd3626d670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  581.890106][T12051] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fd14b22854e
[  581.890108][T12051] RDX: 0000000000000000 RSI: 00007ffd3626d720 RDI: 0000000000000005
[  581.890109][T12051] RBP: 00007ffd3626d680 R08: 0000000000000000 R09: 0000000000000000
[  581.890109][T12051] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d534
[  581.890111][T12051] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd3626dde0
| [  583.169916][T12108] softirqs last disabled at (0): 0x0
| [  583.169918][T12108] Preemption disabled at:
| [  583.169919][T12108] vprintk_emit (kernel/printk/printk.c:2471)
| [  583.169930][T12108] Tainted: [W]=WARN
[  583.169931][T12108] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  583.169933][T12108] Call Trace:
[  583.169934][T12108]  <TASK>
[  583.169936][T12108]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  583.169941][T12108]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  583.169943][T12108]  __might_resched.cold (kernel/sched/core.c:9234)
[  583.169947][T12108]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  583.169949][T12108]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  583.169953][T12108]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  583.169955][T12108]  __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))
[  583.169958][T12108]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  583.169962][T12108]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  583.169967][T12108]  ? 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)
[  583.169969][T12108]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  583.169971][T12108]  put_chars (drivers/char/virtio_console.c:1176)
[  583.169973][T12108]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  583.169975][T12108]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  583.169978][T12108]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  583.169983][T12108]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  583.169985][T12108]  ? vsnprintf (lib/vsprintf.c:2900)
[  583.169989][T12108]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  583.169990][T12108]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  583.169991][T12108]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  583.169993][T12108]  console_emit_next_record (kernel/printk/printk.c:3183)
[  583.169996][T12108]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  583.169999][T12108]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  583.170000][T12108]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  583.170001][T12108]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  583.170002][T12108]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  583.170005][T12108]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  583.170007][T12108]  console_flush_one_record (kernel/printk/printk.c:3268)
[  583.170009][T12108]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  583.170012][T12108]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  583.170014][T12108]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  583.170016][T12108]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  583.170018][T12108]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  583.170019][T12108]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  583.170021][T12108]  ? 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)
[  583.170023][T12108]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  583.170024][T12108]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  583.170026][T12108]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  583.170028][T12108]  vprintk_emit (kernel/printk/printk.c:2479)
[  583.170030][T12108]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  583.170031][T12108]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  583.170033][T12108]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  583.170036][T12108]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  583.170037][T12108]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  583.170039][T12108]  _printk (kernel/printk/printk.c:2504)
[  583.170042][T12108]  ? snapshot_read.cold (user.c:?)
[  583.170044][T12108]  ? br_multicast_flood (??:?)
[  583.170048][T12108]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  583.170051][T12108]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  583.170052][T12108]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  583.170054][T12108]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  583.170057][T12108]  br_init_port (net/bridge/br_stp_if.c:39)
[  583.170059][T12108]  new_nbp (net/bridge/br_if.c:449)
[  583.170062][T12108]  br_add_if (net/bridge/br_if.c:592)
[  583.170063][T12108]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  583.170068][T12108]  do_set_master (net/core/rtnetlink.c:3071)
[  583.170070][T12108]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  583.170072][T12108]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  583.170073][T12108]  ? __dev_get_by_name (net/core/dev.c:905)
[  583.170075][T12108]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  583.170079][T12108]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  583.170082][T12108]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  583.170084][T12108]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  583.170086][T12108]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  583.170087][T12108]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  583.170089][T12108]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  583.170090][T12108]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  583.170093][T12108]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  583.170095][T12108]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  583.170098][T12108]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  583.170099][T12108]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  583.170101][T12108]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  583.170102][T12108]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  583.170103][T12108]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  583.170105][T12108]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  583.170107][T12108]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  583.170109][T12108]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  583.170113][T12108]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  583.170116][T12108]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  583.170117][T12108]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  583.170119][T12108]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  583.170121][T12108]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  583.170124][T12108]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  583.170126][T12108]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  583.170128][T12108]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  583.170130][T12108]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  583.170133][T12108]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  583.170135][T12108]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  583.170138][T12108]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  583.170141][T12108]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  583.170143][T12108]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  583.170145][T12108]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  583.170149][T12108]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  583.170152][T12108]  ____sys_sendmsg (net/socket.c:2713)
[  583.170154][T12108]  ? copy_msghdr_from_user (net/socket.c:2650)
[  583.170156][T12108]  ? sock_write_iter (net/socket.c:1269)
[  583.170157][T12108]  ? move_addr_to_kernel (net/socket.c:258)
[  583.170160][T12108]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  583.170162][T12108]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  583.170164][T12108]  ___sys_sendmsg (net/socket.c:2767)
[  583.170166][T12108]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  583.170168][T12108]  ? copy_msghdr_from_user (net/socket.c:2619)
[  583.170170][T12108]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  583.170174][T12108]  __sys_sendmsg (net/socket.c:2799)
[  583.170177][T12108]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  583.170179][T12108]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  583.170181][T12108]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  583.170182][T12108]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  583.170185][T12108]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  583.170187][T12108]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  583.170189][T12108] RIP: 0033:0x7f8f23a4454e
[  583.170191][T12108] 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
[  583.170194][T12108] RSP: 002b:00007ffd0edbc700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  583.170198][T12108] RAX: ffffffffffffffda RBX: 00007ffd0edbcec8 RCX: 00007f8f23a4454e
[  583.170199][T12108] RDX: 0000000000000000 RSI: 00007ffd0edbc7b0 RDI: 0000000000000005
[  583.170200][T12108] RBP: 00007ffd0edbc710 R08: 0000000000000000 R09: 0000000000000000
[  583.170201][T12108] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d535
[  583.170202][T12108] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd0edbce80
| [  589.367843][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  589.367847][   T70] Preemption disabled at:
| [  589.367848][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  589.367863][   T70] Tainted: [W]=WARN
[  589.367865][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  589.367867][   T70] Workqueue: netns cleanup_net
[  589.367874][   T70] Call Trace:
[  589.367877][   T70]  <TASK>
[  589.367880][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  589.367886][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  589.367889][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  589.367894][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  589.367897][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  589.367902][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  589.367906][   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))
[  589.367910][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  589.367914][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  589.367920][   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)
[  589.367924][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  589.367927][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  589.367930][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  589.367934][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  589.367938][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  589.367944][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  589.367947][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  589.367951][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  589.367953][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  589.367955][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  589.367959][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  589.367963][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  589.367967][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  589.367969][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  589.367971][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  589.367973][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  589.367977][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  589.367980][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  589.367984][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  589.367989][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  589.367992][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  589.367995][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  589.367998][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  589.368000][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  589.368002][   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)
[  589.368005][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  589.368008][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  589.368012][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  589.368014][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  589.368017][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  589.368020][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  589.368022][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  589.368026][   T70]  ? kthread (kernel/kthread.c:436)
[  589.368029][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  589.368033][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  589.368037][   T70]  _printk (kernel/printk/printk.c:2504)
[  589.368042][   T70]  ? snapshot_read.cold (user.c:?)
[  589.368045][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  589.368050][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  589.368054][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  589.368057][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  589.368061][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  589.368064][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  589.368066][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  589.368071][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  589.368073][   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)
[  589.368076][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  589.368080][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  589.368084][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  589.368089][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  589.368093][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  589.368097][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  589.368101][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  589.368104][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  589.368108][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  589.368112][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  589.368115][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  589.368118][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  589.368121][   T70]  process_one_work (kernel/workqueue.c:3387)
[  589.368126][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  589.368130][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  589.368134][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  589.368139][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  589.368142][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  589.368145][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  589.368148][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  589.368151][   T70]  kthread (kernel/kthread.c:436)
[  589.368154][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  589.368157][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  589.368160][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  589.368163][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  589.368166][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  589.368171][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  589.368174][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  590.548860][T12198] softirqs last disabled at (0): 0x0
| [  590.548862][T12198] Preemption disabled at:
| [  590.548863][T12198] vprintk_emit (kernel/printk/printk.c:2471)
| [  590.548873][T12198] Tainted: [W]=WARN
[  590.548874][T12198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  590.548876][T12198] Call Trace:
[  590.548878][T12198]  <TASK>
[  590.548879][T12198]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  590.548884][T12198]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  590.548886][T12198]  __might_resched.cold (kernel/sched/core.c:9234)
[  590.548890][T12198]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  590.548893][T12198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.548896][T12198]  __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))
[  590.548899][T12198]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  590.548902][T12198]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  590.548907][T12198]  ? 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)
[  590.548909][T12198]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  590.548912][T12198]  put_chars (drivers/char/virtio_console.c:1176)
[  590.548914][T12198]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  590.548915][T12198]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  590.548917][T12198]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  590.548920][T12198]  ? pointer (lib/vsprintf.c:2577)
[  590.548923][T12198]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  590.548928][T12198]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  590.548930][T12198]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  590.548932][T12198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  590.548935][T12198]  console_emit_next_record (kernel/printk/printk.c:3183)
[  590.548938][T12198]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  590.548941][T12198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.548943][T12198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.548945][T12198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.548947][T12198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  590.548950][T12198]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  590.548953][T12198]  console_flush_one_record (kernel/printk/printk.c:3268)
[  590.548957][T12198]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  590.548960][T12198]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  590.548962][T12198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  590.548964][T12198]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  590.548966][T12198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.548967][T12198]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  590.548969][T12198]  ? 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)
[  590.548971][T12198]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  590.548972][T12198]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  590.548975][T12198]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  590.548976][T12198]  vprintk_emit (kernel/printk/printk.c:2479)
[  590.548978][T12198]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  590.548979][T12198]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  590.548982][T12198]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  590.548985][T12198]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  590.548988][T12198]  _printk (kernel/printk/printk.c:2504)
[  590.548991][T12198]  ? snapshot_read.cold (user.c:?)
[  590.548993][T12198]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  590.548995][T12198]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  590.548998][T12198]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  590.549000][T12198]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  590.549004][T12198]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  590.549006][T12198]  ? netdev_notice (net/core/dev.c:13194)
[  590.549008][T12198]  ? 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)
[  590.549010][T12198]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  590.549013][T12198]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  590.549014][T12198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.549016][T12198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.549017][T12198]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  590.549018][T12198]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  590.549020][T12198]  ? 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)
[  590.549021][T12198]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  590.549023][T12198]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  590.549025][T12198]  ? register_netdev (net/core/dev.c:11618)
[  590.549026][T12198]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  590.549028][T12198]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  590.549031][T12198]  ? __kernel_text_address (kernel/extable.c:79)
[  590.549033][T12198]  ? write_profile (profile.c:?)
[  590.549037][T12198]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  590.549040][T12198]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  590.549042][T12198]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  590.549044][T12198]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  590.549045][T12198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.549046][T12198]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  590.549050][T12198]  ? kasan_save_stack (mm/kasan/common.c:58)
[  590.549052][T12198]  ? kasan_save_stack (mm/kasan/common.c:57)
[  590.549053][T12198]  ? kasan_save_track (mm/kasan/common.c:78)
[  590.549054][T12198]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  590.549056][T12198]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  590.549057][T12198]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  590.549058][T12198]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  590.549060][T12198]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  590.549063][T12198]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  590.549064][T12198]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  590.549066][T12198]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  590.549068][T12198]  ? ____sys_sendmsg (net/socket.c:2713)
[  590.549070][T12198]  ? ___sys_sendmsg (net/socket.c:2767)
[  590.549071][T12198]  ? __sys_sendmsg (net/socket.c:2799)
[  590.549073][T12198]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  590.549075][T12198]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  590.549078][T12198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.549079][T12198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  590.549081][T12198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.549082][T12198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.549083][T12198]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  590.549085][T12198]  ? __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)
[  590.549086][T12198]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  590.549087][T12198]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  590.549089][T12198]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  590.549090][T12198]  ? nla_get_range_signed (lib/nlattr.c:270)
[  590.549094][T12198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.549095][T12198]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  590.549097][T12198]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  590.549099][T12198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.549101][T12198]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  590.549102][T12198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  590.549104][T12198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.549105][T12198]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  590.549107][T12198]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  590.549109][T12198]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  590.549110][T12198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.549112][T12198]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  590.549115][T12198]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  590.549118][T12198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.549119][T12198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  590.549121][T12198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.549122][T12198]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  590.549123][T12198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  590.549125][T12198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  590.549127][T12198]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  590.549128][T12198]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  590.549131][T12198]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  590.549133][T12198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  590.549134][T12198]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  590.549136][T12198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  590.549138][T12198]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  590.549141][T12198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.549142][T12198]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  590.549144][T12198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  590.549147][T12198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  590.549149][T12198]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  590.549151][T12198]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  590.549153][T12198]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  590.549155][T12198]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  590.549157][T12198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  590.549158][T12198]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  590.549162][T12198]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  590.549163][T12198]  ____sys_sendmsg (net/socket.c:2713)
[  590.549165][T12198]  ? copy_msghdr_from_user (net/socket.c:2650)
[  590.549167][T12198]  ? sock_write_iter (net/socket.c:1269)
[  590.549169][T12198]  ? move_addr_to_kernel (net/socket.c:258)
[  590.549170][T12198]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  590.549173][T12198]  ___sys_sendmsg (net/socket.c:2767)
[  590.549175][T12198]  ? copy_msghdr_from_user (net/socket.c:2619)
[  590.549180][T12198]  __sys_sendmsg (net/socket.c:2799)
[  590.549182][T12198]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  590.549185][T12198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.549187][T12198]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  590.549189][T12198]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  590.549191][T12198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  590.549192][T12198] RIP: 0033:0x7fe2c534a54e
[  590.549194][T12198] 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
[  590.549196][T12198] RSP: 002b:00007ffe9384a900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  590.549200][T12198] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fe2c534a54e
[  590.549202][T12198] RDX: 0000000000000000 RSI: 00007ffe9384a9b0 RDI: 0000000000000005
[  590.549203][T12198] RBP: 00007ffe9384a910 R08: 0000000000000000 R09: 0000000000000000
[  590.549204][T12198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d53c
[  590.549205][T12198] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe9384b070
| [  591.950542][T12272] softirqs last disabled at (0): 0x0
| [  591.950544][T12272] Preemption disabled at:
| [  591.950545][T12272] vprintk_emit (kernel/printk/printk.c:2471)
| [  591.950557][T12272] Tainted: [W]=WARN
[  591.950558][T12272] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  591.950560][T12272] Call Trace:
[  591.950561][T12272]  <TASK>
[  591.950563][T12272]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  591.950569][T12272]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  591.950571][T12272]  __might_resched.cold (kernel/sched/core.c:9234)
[  591.950574][T12272]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  591.950577][T12272]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  591.950580][T12272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  591.950583][T12272]  __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))
[  591.950586][T12272]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  591.950589][T12272]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  591.950594][T12272]  ? 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)
[  591.950597][T12272]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  591.950599][T12272]  put_chars (drivers/char/virtio_console.c:1176)
[  591.950601][T12272]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  591.950603][T12272]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  591.950606][T12272]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  591.950611][T12272]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  591.950613][T12272]  ? vsnprintf (lib/vsprintf.c:2900)
[  591.950616][T12272]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  591.950618][T12272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  591.950619][T12272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  591.950621][T12272]  console_emit_next_record (kernel/printk/printk.c:3183)
[  591.950624][T12272]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  591.950626][T12272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  591.950627][T12272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  591.950628][T12272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  591.950629][T12272]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  591.950632][T12272]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  591.950634][T12272]  console_flush_one_record (kernel/printk/printk.c:3268)
[  591.950637][T12272]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  591.950640][T12272]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  591.950642][T12272]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  591.950644][T12272]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  591.950646][T12272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  591.950647][T12272]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  591.950648][T12272]  ? 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)
[  591.950650][T12272]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  591.950652][T12272]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  591.950654][T12272]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  591.950655][T12272]  vprintk_emit (kernel/printk/printk.c:2479)
[  591.950657][T12272]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  591.950659][T12272]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  591.950661][T12272]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  591.950664][T12272]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  591.950666][T12272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  591.950667][T12272]  _printk (kernel/printk/printk.c:2504)
[  591.950670][T12272]  ? snapshot_read.cold (user.c:?)
[  591.950672][T12272]  ? br_multicast_flood (??:?)
[  591.950676][T12272]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  591.950678][T12272]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  591.950680][T12272]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  591.950682][T12272]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  591.950685][T12272]  br_init_port (net/bridge/br_stp_if.c:39)
[  591.950687][T12272]  new_nbp (net/bridge/br_if.c:449)
[  591.950689][T12272]  br_add_if (net/bridge/br_if.c:592)
[  591.950691][T12272]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  591.950696][T12272]  do_set_master (net/core/rtnetlink.c:3071)
[  591.950697][T12272]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  591.950699][T12272]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  591.950701][T12272]  ? __dev_get_by_name (net/core/dev.c:905)
[  591.950703][T12272]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  591.950707][T12272]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  591.950710][T12272]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  591.950712][T12272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  591.950713][T12272]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  591.950715][T12272]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  591.950716][T12272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  591.950718][T12272]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  591.950721][T12272]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  591.950723][T12272]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  591.950725][T12272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  591.950726][T12272]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  591.950728][T12272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  591.950729][T12272]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  591.950731][T12272]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  591.950733][T12272]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  591.950734][T12272]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  591.950736][T12272]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  591.950740][T12272]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  591.950743][T12272]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  591.950745][T12272]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  591.950747][T12272]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  591.950748][T12272]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  591.950752][T12272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  591.950753][T12272]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  591.950755][T12272]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  591.950758][T12272]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  591.950760][T12272]  ? next_uptodate_folio (mm/filemap.c:3747)
[  591.950763][T12272]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  591.950765][T12272]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  591.950767][T12272]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  591.950769][T12272]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  591.950773][T12272]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  591.950775][T12272]  ____sys_sendmsg (net/socket.c:2713)
[  591.950777][T12272]  ? copy_msghdr_from_user (net/socket.c:2650)
[  591.950779][T12272]  ? sock_write_iter (net/socket.c:1269)
[  591.950781][T12272]  ? move_addr_to_kernel (net/socket.c:258)
[  591.950783][T12272]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  591.950786][T12272]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  591.950788][T12272]  ___sys_sendmsg (net/socket.c:2767)
[  591.950790][T12272]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  591.950791][T12272]  ? copy_msghdr_from_user (net/socket.c:2619)
[  591.950793][T12272]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  591.950798][T12272]  __sys_sendmsg (net/socket.c:2799)
[  591.950800][T12272]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  591.950803][T12272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  591.950804][T12272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  591.950806][T12272]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  591.950808][T12272]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  591.950811][T12272]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  591.950813][T12272] RIP: 0033:0x7f087e22354e
[  591.950815][T12272] 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
[  591.950817][T12272] RSP: 002b:00007ffe7746f5d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  591.950821][T12272] RAX: ffffffffffffffda RBX: 00007ffe7746fd98 RCX: 00007f087e22354e
[  591.950823][T12272] RDX: 0000000000000000 RSI: 00007ffe7746f680 RDI: 0000000000000005
[  591.950824][T12272] RBP: 00007ffe7746f5e0 R08: 0000000000000000 R09: 0000000000000000
[  591.950825][T12272] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d53e
[  591.950826][T12272] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe7746fd50
| [  593.375942][T12331] softirqs last disabled at (0): 0x0
| [  593.375945][T12331] Preemption disabled at:
| [  593.375946][T12331] vprintk_emit (kernel/printk/printk.c:2471)
| [  593.375960][T12331] Tainted: [W]=WARN
[  593.375961][T12331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  593.375964][T12331] Call Trace:
[  593.375966][T12331]  <TASK>
[  593.375968][T12331]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  593.375975][T12331]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  593.375976][T12331]  __might_resched.cold (kernel/sched/core.c:9234)
[  593.375981][T12331]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  593.375983][T12331]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  593.375987][T12331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  593.375990][T12331]  __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))
[  593.375993][T12331]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  593.375996][T12331]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  593.376001][T12331]  ? 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)
[  593.376002][T12331]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  593.376005][T12331]  put_chars (drivers/char/virtio_console.c:1176)
[  593.376007][T12331]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  593.376009][T12331]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  593.376012][T12331]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  593.376016][T12331]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  593.376018][T12331]  ? vsnprintf (lib/vsprintf.c:2900)
[  593.376021][T12331]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  593.376023][T12331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  593.376024][T12331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  593.376026][T12331]  console_emit_next_record (kernel/printk/printk.c:3183)
[  593.376029][T12331]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  593.376031][T12331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  593.376032][T12331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  593.376033][T12331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  593.376035][T12331]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  593.376037][T12331]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  593.376039][T12331]  console_flush_one_record (kernel/printk/printk.c:3268)
[  593.376042][T12331]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  593.376045][T12331]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  593.376047][T12331]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  593.376049][T12331]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  593.376051][T12331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  593.376052][T12331]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  593.376053][T12331]  ? 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)
[  593.376055][T12331]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  593.376057][T12331]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  593.376059][T12331]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  593.376060][T12331]  vprintk_emit (kernel/printk/printk.c:2479)
[  593.376062][T12331]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  593.376063][T12331]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  593.376065][T12331]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  593.376068][T12331]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  593.376070][T12331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  593.376072][T12331]  _printk (kernel/printk/printk.c:2504)
[  593.376074][T12331]  ? snapshot_read.cold (user.c:?)
[  593.376077][T12331]  ? br_multicast_flood (??:?)
[  593.376080][T12331]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  593.376083][T12331]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  593.376084][T12331]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  593.376086][T12331]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  593.376090][T12331]  br_init_port (net/bridge/br_stp_if.c:39)
[  593.376091][T12331]  new_nbp (net/bridge/br_if.c:449)
[  593.376094][T12331]  br_add_if (net/bridge/br_if.c:592)
[  593.376096][T12331]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  593.376100][T12331]  do_set_master (net/core/rtnetlink.c:3071)
[  593.376102][T12331]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  593.376104][T12331]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  593.376105][T12331]  ? __dev_get_by_name (net/core/dev.c:905)
[  593.376107][T12331]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  593.376112][T12331]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  593.376114][T12331]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  593.376116][T12331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  593.376118][T12331]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  593.376119][T12331]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  593.376121][T12331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  593.376122][T12331]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  593.376125][T12331]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  593.376127][T12331]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  593.376129][T12331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  593.376131][T12331]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  593.376132][T12331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  593.376134][T12331]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  593.376135][T12331]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  593.376137][T12331]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  593.376139][T12331]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  593.376140][T12331]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  593.376144][T12331]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  593.376147][T12331]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  593.376149][T12331]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  593.376150][T12331]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  593.376152][T12331]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  593.376155][T12331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  593.376157][T12331]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  593.376159][T12331]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  593.376161][T12331]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  593.376163][T12331]  ? next_uptodate_folio (mm/filemap.c:3747)
[  593.376166][T12331]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  593.376169][T12331]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  593.376171][T12331]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  593.376172][T12331]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  593.376176][T12331]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  593.376179][T12331]  ____sys_sendmsg (net/socket.c:2713)
[  593.376181][T12331]  ? copy_msghdr_from_user (net/socket.c:2650)
[  593.376183][T12331]  ? sock_write_iter (net/socket.c:1269)
[  593.376184][T12331]  ? move_addr_to_kernel (net/socket.c:258)
[  593.376187][T12331]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  593.376190][T12331]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  593.376192][T12331]  ___sys_sendmsg (net/socket.c:2767)
[  593.376193][T12331]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  593.376195][T12331]  ? copy_msghdr_from_user (net/socket.c:2619)
[  593.376197][T12331]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  593.376202][T12331]  __sys_sendmsg (net/socket.c:2799)
[  593.376204][T12331]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  593.376207][T12331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  593.376208][T12331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  593.376210][T12331]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  593.376213][T12331]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  593.376215][T12331]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  593.376217][T12331] RIP: 0033:0x7f95d162054e
[  593.376219][T12331] 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
[  593.376221][T12331] RSP: 002b:00007ffc409448f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  593.376225][T12331] RAX: ffffffffffffffda RBX: 00007ffc409450b8 RCX: 00007f95d162054e
[  593.376227][T12331] RDX: 0000000000000000 RSI: 00007ffc409449a0 RDI: 0000000000000005
[  593.376228][T12331] RBP: 00007ffc40944900 R08: 0000000000000000 R09: 0000000000000000
[  593.376229][T12331] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d53f
[  593.376230][T12331] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc40945070
| [  600.367459][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  600.367461][   T70] Preemption disabled at:
| [  600.367462][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  600.367474][   T70] Tainted: [W]=WARN
[  600.367475][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  600.367477][   T70] Workqueue: netns cleanup_net
[  600.367483][   T70] Call Trace:
[  600.367485][   T70]  <TASK>
[  600.367487][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  600.367492][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  600.367493][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  600.367497][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  600.367500][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  600.367503][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  600.367506][   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))
[  600.367509][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  600.367512][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  600.367517][   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)
[  600.367519][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  600.367522][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  600.367524][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  600.367526][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  600.367529][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  600.367533][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  600.367535][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  600.367538][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  600.367540][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  600.367541][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  600.367543][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  600.367546][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  600.367548][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  600.367549][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  600.367555][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  600.367556][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  600.367559][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  600.367561][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  600.367563][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  600.367566][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  600.367568][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  600.367570][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  600.367572][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  600.367573][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  600.367575][   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)
[  600.367576][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  600.367578][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  600.367580][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  600.367581][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  600.367583][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  600.367584][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  600.367586][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  600.367589][   T70]  ? kthread (kernel/kthread.c:436)
[  600.367591][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  600.367594][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  600.367597][   T70]  _printk (kernel/printk/printk.c:2504)
[  600.367600][   T70]  ? snapshot_read.cold (user.c:?)
[  600.367603][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  600.367606][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  600.367608][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  600.367611][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  600.367613][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  600.367614][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  600.367616][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  600.367619][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  600.367621][   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)
[  600.367622][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  600.367624][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  600.367627][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  600.367631][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  600.367633][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  600.367636][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  600.367638][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  600.367640][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  600.367643][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  600.367645][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  600.367647][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  600.367649][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  600.367651][   T70]  process_one_work (kernel/workqueue.c:3387)
[  600.367654][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  600.367657][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  600.367659][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  600.367662][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  600.367664][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  600.367666][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  600.367668][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  600.367670][   T70]  kthread (kernel/kthread.c:436)
[  600.367672][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  600.367674][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  600.367676][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  600.367678][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  600.367680][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  600.367683][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  600.367685][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  601.804269][T12496] softirqs last disabled at (0): 0x0
| [  601.804271][T12496] Preemption disabled at:
| [  601.804272][T12496] vprintk_emit (kernel/printk/printk.c:2471)
| [  601.804283][T12496] Tainted: [W]=WARN
[  601.804284][T12496] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  601.804286][T12496] Call Trace:
[  601.804288][T12496]  <TASK>
[  601.804289][T12496]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  601.804295][T12496]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  601.804296][T12496]  __might_resched.cold (kernel/sched/core.c:9234)
[  601.804300][T12496]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  601.804303][T12496]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  601.804306][T12496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  601.804309][T12496]  __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))
[  601.804312][T12496]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  601.804315][T12496]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  601.804322][T12496]  ? 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)
[  601.804325][T12496]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  601.804328][T12496]  put_chars (drivers/char/virtio_console.c:1176)
[  601.804331][T12496]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  601.804334][T12496]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  601.804337][T12496]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  601.804342][T12496]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  601.804344][T12496]  ? vsnprintf (lib/vsprintf.c:2900)
[  601.804347][T12496]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  601.804349][T12496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  601.804350][T12496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  601.804352][T12496]  console_emit_next_record (kernel/printk/printk.c:3183)
[  601.804355][T12496]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  601.804357][T12496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  601.804358][T12496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  601.804359][T12496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  601.804361][T12496]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  601.804363][T12496]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  601.804365][T12496]  console_flush_one_record (kernel/printk/printk.c:3268)
[  601.804368][T12496]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  601.804371][T12496]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  601.804373][T12496]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  601.804375][T12496]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  601.804377][T12496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  601.804378][T12496]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  601.804381][T12496]  ? 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)
[  601.804384][T12496]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  601.804386][T12496]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  601.804389][T12496]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  601.804392][T12496]  vprintk_emit (kernel/printk/printk.c:2479)
[  601.804395][T12496]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  601.804396][T12496]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  601.804398][T12496]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  601.804401][T12496]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  601.804403][T12496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  601.804405][T12496]  _printk (kernel/printk/printk.c:2504)
[  601.804408][T12496]  ? snapshot_read.cold (user.c:?)
[  601.804410][T12496]  ? br_multicast_flood (??:?)
[  601.804414][T12496]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  601.804416][T12496]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  601.804418][T12496]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  601.804420][T12496]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  601.804423][T12496]  br_init_port (net/bridge/br_stp_if.c:39)
[  601.804425][T12496]  new_nbp (net/bridge/br_if.c:449)
[  601.804427][T12496]  br_add_if (net/bridge/br_if.c:592)
[  601.804429][T12496]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  601.804433][T12496]  do_set_master (net/core/rtnetlink.c:3071)
[  601.804436][T12496]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  601.804437][T12496]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  601.804439][T12496]  ? __dev_get_by_name (net/core/dev.c:905)
[  601.804441][T12496]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  601.804452][T12496]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  601.804457][T12496]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  601.804459][T12496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  601.804461][T12496]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  601.804462][T12496]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  601.804464][T12496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  601.804465][T12496]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  601.804468][T12496]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  601.804470][T12496]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  601.804473][T12496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  601.804474][T12496]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  601.804476][T12496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  601.804477][T12496]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  601.804479][T12496]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  601.804481][T12496]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  601.804482][T12496]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  601.804484][T12496]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  601.804488][T12496]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  601.804491][T12496]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  601.804493][T12496]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  601.804494][T12496]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  601.804496][T12496]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  601.804500][T12496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  601.804501][T12496]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  601.804503][T12496]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  601.804506][T12496]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  601.804508][T12496]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  601.804511][T12496]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  601.804516][T12496]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  601.804520][T12496]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  601.804522][T12496]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  601.804524][T12496]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  601.804528][T12496]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  601.804531][T12496]  ____sys_sendmsg (net/socket.c:2713)
[  601.804533][T12496]  ? copy_msghdr_from_user (net/socket.c:2650)
[  601.804535][T12496]  ? sock_write_iter (net/socket.c:1269)
[  601.804537][T12496]  ? move_addr_to_kernel (net/socket.c:258)
[  601.804539][T12496]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  601.804542][T12496]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  601.804544][T12496]  ___sys_sendmsg (net/socket.c:2767)
[  601.804546][T12496]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  601.804547][T12496]  ? copy_msghdr_from_user (net/socket.c:2619)
[  601.804549][T12496]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  601.804556][T12496]  __sys_sendmsg (net/socket.c:2799)
[  601.804558][T12496]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  601.804561][T12496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  601.804563][T12496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  601.804564][T12496]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  601.804567][T12496]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  601.804569][T12496]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  601.804571][T12496] RIP: 0033:0x7f84bb68e54e
[  601.804574][T12496] 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
[  601.804577][T12496] RSP: 002b:00007ffc273625f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  601.804581][T12496] RAX: ffffffffffffffda RBX: 00007ffc27362db8 RCX: 00007f84bb68e54e
[  601.804582][T12496] RDX: 0000000000000000 RSI: 00007ffc273626a0 RDI: 0000000000000005
[  601.804583][T12496] RBP: 00007ffc27362600 R08: 0000000000000000 R09: 0000000000000000
[  601.804584][T12496] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d548
[  601.804585][T12496] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc27362d70
| [  603.486668][T12565] softirqs last disabled at (0): 0x0
| [  603.486670][T12565] Preemption disabled at:
| [  603.486671][T12565] vprintk_emit (kernel/printk/printk.c:2471)
| [  603.486682][T12565] Tainted: [W]=WARN
[  603.486683][T12565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  603.486685][T12565] Call Trace:
[  603.486687][T12565]  <TASK>
[  603.486688][T12565]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  603.486694][T12565]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  603.486696][T12565]  __might_resched.cold (kernel/sched/core.c:9234)
[  603.486700][T12565]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  603.486703][T12565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  603.486706][T12565]  __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))
[  603.486709][T12565]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  603.486712][T12565]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  603.486717][T12565]  ? 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)
[  603.486719][T12565]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  603.486722][T12565]  put_chars (drivers/char/virtio_console.c:1176)
[  603.486724][T12565]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  603.486725][T12565]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  603.486728][T12565]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  603.486730][T12565]  ? pointer (lib/vsprintf.c:2577)
[  603.486734][T12565]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  603.486738][T12565]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  603.486740][T12565]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  603.486742][T12565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  603.486745][T12565]  console_emit_next_record (kernel/printk/printk.c:3183)
[  603.486748][T12565]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  603.486750][T12565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  603.486752][T12565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  603.486753][T12565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  603.486754][T12565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  603.486756][T12565]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  603.486758][T12565]  console_flush_one_record (kernel/printk/printk.c:3268)
[  603.486761][T12565]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  603.486763][T12565]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  603.486766][T12565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  603.486767][T12565]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  603.486769][T12565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  603.486770][T12565]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  603.486772][T12565]  ? 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)
[  603.486774][T12565]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  603.486775][T12565]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  603.486777][T12565]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  603.486779][T12565]  vprintk_emit (kernel/printk/printk.c:2479)
[  603.486781][T12565]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  603.486782][T12565]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  603.486784][T12565]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  603.486788][T12565]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  603.486791][T12565]  _printk (kernel/printk/printk.c:2504)
[  603.486794][T12565]  ? snapshot_read.cold (user.c:?)
[  603.486796][T12565]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  603.486798][T12565]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  603.486802][T12565]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  603.486804][T12565]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  603.486807][T12565]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  603.486810][T12565]  ? netdev_notice (net/core/dev.c:13194)
[  603.486812][T12565]  ? 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)
[  603.486814][T12565]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  603.486816][T12565]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  603.486818][T12565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  603.486819][T12565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  603.486820][T12565]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  603.486822][T12565]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  603.486823][T12565]  ? 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)
[  603.486825][T12565]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  603.486826][T12565]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  603.486828][T12565]  ? register_netdev (net/core/dev.c:11618)
[  603.486829][T12565]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  603.486832][T12565]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  603.486834][T12565]  ? __kernel_text_address (kernel/extable.c:79)
[  603.486837][T12565]  ? write_profile (profile.c:?)
[  603.486840][T12565]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  603.486844][T12565]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  603.486846][T12565]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  603.486847][T12565]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  603.486849][T12565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  603.486850][T12565]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  603.486854][T12565]  ? kasan_save_stack (mm/kasan/common.c:58)
[  603.486856][T12565]  ? kasan_save_stack (mm/kasan/common.c:57)
[  603.486857][T12565]  ? kasan_save_track (mm/kasan/common.c:78)
[  603.486858][T12565]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  603.486859][T12565]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  603.486860][T12565]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  603.486862][T12565]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  603.486863][T12565]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  603.486866][T12565]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  603.486868][T12565]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  603.486869][T12565]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  603.486872][T12565]  ? ____sys_sendmsg (net/socket.c:2713)
[  603.486874][T12565]  ? ___sys_sendmsg (net/socket.c:2767)
[  603.486875][T12565]  ? __sys_sendmsg (net/socket.c:2799)
[  603.486877][T12565]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  603.486879][T12565]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  603.486882][T12565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  603.486884][T12565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  603.486885][T12565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  603.486886][T12565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  603.486888][T12565]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  603.486889][T12565]  ? __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)
[  603.486891][T12565]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  603.486892][T12565]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  603.486894][T12565]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  603.486895][T12565]  ? nla_get_range_signed (lib/nlattr.c:270)
[  603.486898][T12565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  603.486900][T12565]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  603.486902][T12565]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  603.486904][T12565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  603.486905][T12565]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  603.486907][T12565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  603.486908][T12565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  603.486910][T12565]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  603.486912][T12565]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  603.486914][T12565]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  603.486915][T12565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  603.486916][T12565]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  603.486920][T12565]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  603.486922][T12565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  603.486924][T12565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  603.486925][T12565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  603.486927][T12565]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  603.486928][T12565]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  603.486930][T12565]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  603.486931][T12565]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  603.486933][T12565]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  603.486936][T12565]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  603.486938][T12565]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  603.486939][T12565]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  603.486941][T12565]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  603.486943][T12565]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  603.486946][T12565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  603.486947][T12565]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  603.486950][T12565]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  603.486952][T12565]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  603.486954][T12565]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  603.486956][T12565]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  603.486958][T12565]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  603.486960][T12565]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  603.486962][T12565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  603.486964][T12565]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  603.486967][T12565]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  603.486969][T12565]  ____sys_sendmsg (net/socket.c:2713)
[  603.486971][T12565]  ? copy_msghdr_from_user (net/socket.c:2650)
[  603.486973][T12565]  ? sock_write_iter (net/socket.c:1269)
[  603.486974][T12565]  ? move_addr_to_kernel (net/socket.c:258)
[  603.486976][T12565]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  603.486979][T12565]  ___sys_sendmsg (net/socket.c:2767)
[  603.486981][T12565]  ? copy_msghdr_from_user (net/socket.c:2619)
[  603.486986][T12565]  __sys_sendmsg (net/socket.c:2799)
[  603.486988][T12565]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  603.486991][T12565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  603.486993][T12565]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  603.486995][T12565]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  603.486997][T12565]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  603.486998][T12565] RIP: 0033:0x7fc7959e054e
[  603.487000][T12565] 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
[  603.487003][T12565] RSP: 002b:00007fffd55f1400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  603.487007][T12565] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fc7959e054e
[  603.487009][T12565] RDX: 0000000000000000 RSI: 00007fffd55f14b0 RDI: 0000000000000005
[  603.487010][T12565] RBP: 00007fffd55f1410 R08: 0000000000000000 R09: 0000000000000000
[  603.487011][T12565] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d549
[  603.487012][T12565] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffd55f1b70
| [  604.936015][T12622] softirqs last disabled at (0): 0x0
| [  604.936017][T12622] Preemption disabled at:
| [  604.936018][T12622] vprintk_emit (kernel/printk/printk.c:2471)
| [  604.936029][T12622] Tainted: [W]=WARN
[  604.936030][T12622] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  604.936032][T12622] Call Trace:
[  604.936034][T12622]  <TASK>
[  604.936035][T12622]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  604.936041][T12622]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  604.936043][T12622]  __might_resched.cold (kernel/sched/core.c:9234)
[  604.936047][T12622]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  604.936049][T12622]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  604.936053][T12622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  604.936055][T12622]  __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))
[  604.936058][T12622]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  604.936062][T12622]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  604.936067][T12622]  ? 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)
[  604.936068][T12622]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  604.936071][T12622]  put_chars (drivers/char/virtio_console.c:1176)
[  604.936073][T12622]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  604.936075][T12622]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  604.936078][T12622]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  604.936082][T12622]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  604.936084][T12622]  ? vsnprintf (lib/vsprintf.c:2900)
[  604.936088][T12622]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  604.936089][T12622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  604.936090][T12622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  604.936092][T12622]  console_emit_next_record (kernel/printk/printk.c:3183)
[  604.936095][T12622]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  604.936097][T12622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  604.936098][T12622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  604.936099][T12622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  604.936101][T12622]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  604.936103][T12622]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  604.936105][T12622]  console_flush_one_record (kernel/printk/printk.c:3268)
[  604.936108][T12622]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  604.936111][T12622]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  604.936113][T12622]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  604.936114][T12622]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  604.936116][T12622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  604.936117][T12622]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  604.936119][T12622]  ? 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)
[  604.936121][T12622]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  604.936122][T12622]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  604.936125][T12622]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  604.936126][T12622]  vprintk_emit (kernel/printk/printk.c:2479)
[  604.936128][T12622]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  604.936129][T12622]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  604.936131][T12622]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  604.936134][T12622]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  604.936136][T12622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  604.936138][T12622]  _printk (kernel/printk/printk.c:2504)
[  604.936140][T12622]  ? snapshot_read.cold (user.c:?)
[  604.936143][T12622]  ? br_multicast_flood (??:?)
[  604.936146][T12622]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  604.936149][T12622]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  604.936150][T12622]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  604.936152][T12622]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  604.936155][T12622]  br_init_port (net/bridge/br_stp_if.c:39)
[  604.936157][T12622]  new_nbp (net/bridge/br_if.c:449)
[  604.936160][T12622]  br_add_if (net/bridge/br_if.c:592)
[  604.936161][T12622]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  604.936166][T12622]  do_set_master (net/core/rtnetlink.c:3071)
[  604.936167][T12622]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  604.936169][T12622]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  604.936171][T12622]  ? __dev_get_by_name (net/core/dev.c:905)
[  604.936173][T12622]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  604.936177][T12622]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  604.936179][T12622]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  604.936181][T12622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  604.936183][T12622]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  604.936184][T12622]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  604.936186][T12622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  604.936187][T12622]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  604.936190][T12622]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  604.936192][T12622]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  604.936194][T12622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  604.936196][T12622]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  604.936197][T12622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  604.936198][T12622]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  604.936200][T12622]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  604.936202][T12622]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  604.936203][T12622]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  604.936205][T12622]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  604.936209][T12622]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  604.936212][T12622]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  604.936213][T12622]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  604.936215][T12622]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  604.936217][T12622]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  604.936220][T12622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  604.936221][T12622]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  604.936224][T12622]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  604.936226][T12622]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  604.936228][T12622]  ? next_uptodate_folio (mm/filemap.c:3747)
[  604.936231][T12622]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  604.936234][T12622]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  604.936236][T12622]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  604.936238][T12622]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  604.936241][T12622]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  604.936244][T12622]  ____sys_sendmsg (net/socket.c:2713)
[  604.936246][T12622]  ? copy_msghdr_from_user (net/socket.c:2650)
[  604.936248][T12622]  ? sock_write_iter (net/socket.c:1269)
[  604.936249][T12622]  ? move_addr_to_kernel (net/socket.c:258)
[  604.936252][T12622]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  604.936254][T12622]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  604.936256][T12622]  ___sys_sendmsg (net/socket.c:2767)
[  604.936258][T12622]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  604.936260][T12622]  ? copy_msghdr_from_user (net/socket.c:2619)
[  604.936262][T12622]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  604.936270][T12622]  __sys_sendmsg (net/socket.c:2799)
[  604.936273][T12622]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  604.936277][T12622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  604.936279][T12622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  604.936281][T12622]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  604.936283][T12622]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  604.936286][T12622]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  604.936288][T12622] RIP: 0033:0x7f41a559d54e
[  604.936290][T12622] 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
[  604.936292][T12622] RSP: 002b:00007ffdb7b11f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  604.936296][T12622] RAX: ffffffffffffffda RBX: 00007ffdb7b12728 RCX: 00007f41a559d54e
[  604.936298][T12622] RDX: 0000000000000000 RSI: 00007ffdb7b12010 RDI: 0000000000000005
[  604.936299][T12622] RBP: 00007ffdb7b11f70 R08: 0000000000000000 R09: 0000000000000000
[  604.936300][T12622] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d54b
[  604.936301][T12622] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdb7b126e0
| [  611.044147][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  611.044150][   T70] Preemption disabled at:
| [  611.044150][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  611.044162][   T70] Tainted: [W]=WARN
[  611.044163][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  611.044165][   T70] Workqueue: netns cleanup_net
[  611.044171][   T70] Call Trace:
[  611.044172][   T70]  <TASK>
[  611.044174][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  611.044180][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  611.044182][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  611.044186][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  611.044188][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  611.044191][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  611.044194][   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))
[  611.044197][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  611.044200][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  611.044205][   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)
[  611.044207][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  611.044210][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  611.044212][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  611.044213][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  611.044216][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  611.044221][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  611.044223][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  611.044225][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  611.044227][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  611.044228][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  611.044230][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  611.044233][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  611.044235][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  611.044236][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  611.044237][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  611.044238][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  611.044241][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  611.044243][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  611.044246][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  611.044249][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  611.044251][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  611.044252][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  611.044254][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  611.044255][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  611.044257][   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)
[  611.044259][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  611.044262][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  611.044264][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  611.044267][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  611.044270][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  611.044272][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  611.044274][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  611.044278][   T70]  ? kthread (kernel/kthread.c:436)
[  611.044281][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  611.044285][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  611.044289][   T70]  _printk (kernel/printk/printk.c:2504)
[  611.044293][   T70]  ? snapshot_read.cold (user.c:?)
[  611.044296][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  611.044300][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  611.044302][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  611.044305][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  611.044308][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  611.044309][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  611.044311][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  611.044314][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  611.044315][   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)
[  611.044317][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  611.044319][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  611.044322][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  611.044326][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  611.044328][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  611.044331][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  611.044333][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  611.044335][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  611.044338][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  611.044340][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  611.044343][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  611.044344][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  611.044346][   T70]  process_one_work (kernel/workqueue.c:3387)
[  611.044349][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  611.044352][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  611.044355][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  611.044357][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  611.044360][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  611.044362][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  611.044364][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  611.044366][   T70]  kthread (kernel/kthread.c:436)
[  611.044367][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  611.044369][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  611.044371][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  611.044373][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  611.044376][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  611.044379][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  611.044381][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  612.463155][T12756] softirqs last disabled at (0): 0x0
| [  612.463157][T12756] Preemption disabled at:
| [  612.463157][T12756] vprintk_emit (kernel/printk/printk.c:2471)
| [  612.463168][T12756] Tainted: [W]=WARN
[  612.463169][T12756] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  612.463171][T12756] Call Trace:
[  612.463172][T12756]  <TASK>
[  612.463174][T12756]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  612.463180][T12756]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  612.463181][T12756]  __might_resched.cold (kernel/sched/core.c:9234)
[  612.463185][T12756]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  612.463188][T12756]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  612.463191][T12756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.463194][T12756]  __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))
[  612.463196][T12756]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  612.463199][T12756]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  612.463205][T12756]  ? 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)
[  612.463207][T12756]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  612.463210][T12756]  put_chars (drivers/char/virtio_console.c:1176)
[  612.463212][T12756]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  612.463214][T12756]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  612.463217][T12756]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  612.463221][T12756]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  612.463223][T12756]  ? vsnprintf (lib/vsprintf.c:2900)
[  612.463226][T12756]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  612.463228][T12756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.463229][T12756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.463231][T12756]  console_emit_next_record (kernel/printk/printk.c:3183)
[  612.463234][T12756]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  612.463236][T12756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.463237][T12756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.463239][T12756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.463240][T12756]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  612.463242][T12756]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  612.463245][T12756]  console_flush_one_record (kernel/printk/printk.c:3268)
[  612.463247][T12756]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  612.463250][T12756]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  612.463252][T12756]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  612.463254][T12756]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  612.463256][T12756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.463257][T12756]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  612.463259][T12756]  ? 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)
[  612.463260][T12756]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  612.463263][T12756]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  612.463266][T12756]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  612.463268][T12756]  vprintk_emit (kernel/printk/printk.c:2479)
[  612.463272][T12756]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  612.463274][T12756]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  612.463277][T12756]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  612.463281][T12756]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  612.463283][T12756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.463286][T12756]  _printk (kernel/printk/printk.c:2504)
[  612.463290][T12756]  ? snapshot_read.cold (user.c:?)
[  612.463293][T12756]  ? br_multicast_flood (??:?)
[  612.463298][T12756]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  612.463302][T12756]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  612.463303][T12756]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  612.463306][T12756]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  612.463309][T12756]  br_init_port (net/bridge/br_stp_if.c:39)
[  612.463311][T12756]  new_nbp (net/bridge/br_if.c:449)
[  612.463313][T12756]  br_add_if (net/bridge/br_if.c:592)
[  612.463315][T12756]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  612.463320][T12756]  do_set_master (net/core/rtnetlink.c:3071)
[  612.463322][T12756]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  612.463324][T12756]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  612.463326][T12756]  ? __dev_get_by_name (net/core/dev.c:905)
[  612.463328][T12756]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  612.463332][T12756]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  612.463335][T12756]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  612.463337][T12756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.463338][T12756]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  612.463340][T12756]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  612.463341][T12756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.463343][T12756]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  612.463346][T12756]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  612.463348][T12756]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  612.463350][T12756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.463351][T12756]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  612.463353][T12756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.463354][T12756]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  612.463356][T12756]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  612.463358][T12756]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  612.463359][T12756]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  612.463361][T12756]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  612.463365][T12756]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  612.463368][T12756]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  612.463370][T12756]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  612.463371][T12756]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  612.463373][T12756]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  612.463377][T12756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.463378][T12756]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  612.463380][T12756]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  612.463382][T12756]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  612.463385][T12756]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  612.463388][T12756]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  612.463391][T12756]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  612.463393][T12756]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  612.463396][T12756]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  612.463397][T12756]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  612.463401][T12756]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  612.463404][T12756]  ____sys_sendmsg (net/socket.c:2713)
[  612.463406][T12756]  ? copy_msghdr_from_user (net/socket.c:2650)
[  612.463408][T12756]  ? sock_write_iter (net/socket.c:1269)
[  612.463409][T12756]  ? move_addr_to_kernel (net/socket.c:258)
[  612.463412][T12756]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  612.463414][T12756]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  612.463417][T12756]  ___sys_sendmsg (net/socket.c:2767)
[  612.463418][T12756]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  612.463420][T12756]  ? copy_msghdr_from_user (net/socket.c:2619)
[  612.463422][T12756]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  612.463427][T12756]  __sys_sendmsg (net/socket.c:2799)
[  612.463429][T12756]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  612.463432][T12756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.463434][T12756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.463435][T12756]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  612.463438][T12756]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  612.463440][T12756]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  612.463442][T12756] RIP: 0033:0x7fc1a7f8154e
[  612.463444][T12756] 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
[  612.463446][T12756] RSP: 002b:00007ffee5562bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  612.463450][T12756] RAX: ffffffffffffffda RBX: 00007ffee5563388 RCX: 00007fc1a7f8154e
[  612.463452][T12756] RDX: 0000000000000000 RSI: 00007ffee5562c70 RDI: 0000000000000005
[  612.463453][T12756] RBP: 00007ffee5562bd0 R08: 0000000000000000 R09: 0000000000000000
[  612.463454][T12756] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d552
[  612.463455][T12756] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffee5563340
| [  614.026320][T12826] softirqs last disabled at (0): 0x0
| [  614.026322][T12826] Preemption disabled at:
| [  614.026324][T12826] vprintk_emit (kernel/printk/printk.c:2471)
| [  614.026337][T12826] Tainted: [W]=WARN
[  614.026339][T12826] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  614.026341][T12826] Call Trace:
[  614.026343][T12826]  <TASK>
[  614.026345][T12826]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  614.026352][T12826]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  614.026355][T12826]  __might_resched.cold (kernel/sched/core.c:9234)
[  614.026360][T12826]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  614.026365][T12826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  614.026368][T12826]  __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))
[  614.026372][T12826]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  614.026376][T12826]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  614.026382][T12826]  ? 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)
[  614.026385][T12826]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  614.026389][T12826]  put_chars (drivers/char/virtio_console.c:1176)
[  614.026391][T12826]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  614.026393][T12826]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  614.026396][T12826]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  614.026400][T12826]  ? pointer (lib/vsprintf.c:2577)
[  614.026404][T12826]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  614.026410][T12826]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  614.026413][T12826]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  614.026416][T12826]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  614.026420][T12826]  console_emit_next_record (kernel/printk/printk.c:3183)
[  614.026423][T12826]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  614.026426][T12826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  614.026428][T12826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  614.026430][T12826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  614.026432][T12826]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  614.026435][T12826]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  614.026438][T12826]  console_flush_one_record (kernel/printk/printk.c:3268)
[  614.026441][T12826]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  614.026446][T12826]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  614.026448][T12826]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  614.026451][T12826]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  614.026453][T12826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  614.026455][T12826]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  614.026457][T12826]  ? 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)
[  614.026460][T12826]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  614.026462][T12826]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  614.026465][T12826]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  614.026468][T12826]  vprintk_emit (kernel/printk/printk.c:2479)
[  614.026471][T12826]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  614.026472][T12826]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  614.026476][T12826]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  614.026480][T12826]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  614.026484][T12826]  _printk (kernel/printk/printk.c:2504)
[  614.026487][T12826]  ? snapshot_read.cold (user.c:?)
[  614.026491][T12826]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  614.026494][T12826]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  614.026498][T12826]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  614.026501][T12826]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  614.026505][T12826]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  614.026508][T12826]  ? netdev_notice (net/core/dev.c:13194)
[  614.026511][T12826]  ? 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)
[  614.026514][T12826]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  614.026517][T12826]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  614.026520][T12826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  614.026521][T12826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  614.026523][T12826]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  614.026526][T12826]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  614.026528][T12826]  ? 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)
[  614.026530][T12826]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  614.026532][T12826]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  614.026535][T12826]  ? register_netdev (net/core/dev.c:11618)
[  614.026537][T12826]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  614.026540][T12826]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  614.026544][T12826]  ? __kernel_text_address (kernel/extable.c:79)
[  614.026547][T12826]  ? write_profile (profile.c:?)
[  614.026555][T12826]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  614.026560][T12826]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  614.026564][T12826]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  614.026565][T12826]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  614.026567][T12826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  614.026568][T12826]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  614.026572][T12826]  ? kasan_save_stack (mm/kasan/common.c:58)
[  614.026574][T12826]  ? kasan_save_stack (mm/kasan/common.c:57)
[  614.026575][T12826]  ? kasan_save_track (mm/kasan/common.c:78)
[  614.026576][T12826]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  614.026577][T12826]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  614.026579][T12826]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  614.026580][T12826]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  614.026581][T12826]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  614.026585][T12826]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  614.026586][T12826]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  614.026588][T12826]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  614.026591][T12826]  ? ____sys_sendmsg (net/socket.c:2713)
[  614.026592][T12826]  ? ___sys_sendmsg (net/socket.c:2767)
[  614.026594][T12826]  ? __sys_sendmsg (net/socket.c:2799)
[  614.026596][T12826]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  614.026598][T12826]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  614.026601][T12826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  614.026602][T12826]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  614.026604][T12826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  614.026605][T12826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  614.026606][T12826]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  614.026607][T12826]  ? __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)
[  614.026609][T12826]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  614.026610][T12826]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  614.026612][T12826]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  614.026613][T12826]  ? nla_get_range_signed (lib/nlattr.c:270)
[  614.026617][T12826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  614.026618][T12826]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  614.026620][T12826]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  614.026622][T12826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  614.026624][T12826]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  614.026625][T12826]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  614.026627][T12826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  614.026628][T12826]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  614.026631][T12826]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  614.026632][T12826]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  614.026634][T12826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  614.026635][T12826]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  614.026638][T12826]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  614.026641][T12826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  614.026642][T12826]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  614.026644][T12826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  614.026645][T12826]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  614.026646][T12826]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  614.026648][T12826]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  614.026650][T12826]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  614.026651][T12826]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  614.026654][T12826]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  614.026656][T12826]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  614.026657][T12826]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  614.026659][T12826]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  614.026661][T12826]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  614.026664][T12826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  614.026665][T12826]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  614.026667][T12826]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  614.026670][T12826]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  614.026672][T12826]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  614.026674][T12826]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  614.026676][T12826]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  614.026678][T12826]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  614.026679][T12826]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  614.026681][T12826]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  614.026684][T12826]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  614.026687][T12826]  ____sys_sendmsg (net/socket.c:2713)
[  614.026688][T12826]  ? copy_msghdr_from_user (net/socket.c:2650)
[  614.026690][T12826]  ? sock_write_iter (net/socket.c:1269)
[  614.026692][T12826]  ? move_addr_to_kernel (net/socket.c:258)
[  614.026693][T12826]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  614.026696][T12826]  ___sys_sendmsg (net/socket.c:2767)
[  614.026698][T12826]  ? copy_msghdr_from_user (net/socket.c:2619)
[  614.026703][T12826]  __sys_sendmsg (net/socket.c:2799)
[  614.026705][T12826]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  614.026708][T12826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  614.026710][T12826]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  614.026712][T12826]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  614.026714][T12826]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  614.026716][T12826] RIP: 0033:0x7f040a6a454e
[  614.026718][T12826] 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
[  614.026720][T12826] RSP: 002b:00007ffd09421310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  614.026724][T12826] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f040a6a454e
[  614.026726][T12826] RDX: 0000000000000000 RSI: 00007ffd094213c0 RDI: 0000000000000005
[  614.026727][T12826] RBP: 00007ffd09421320 R08: 0000000000000000 R09: 0000000000000000
[  614.026728][T12826] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d554
[  614.026729][T12826] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd09421a80
| [  615.465228][T12883] softirqs last disabled at (0): 0x0
| [  615.465230][T12883] Preemption disabled at:
| [  615.465231][T12883] vprintk_emit (kernel/printk/printk.c:2471)
| [  615.465241][T12883] Tainted: [W]=WARN
[  615.465242][T12883] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  615.465244][T12883] Call Trace:
[  615.465246][T12883]  <TASK>
[  615.465247][T12883]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  615.465253][T12883]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  615.465254][T12883]  __might_resched.cold (kernel/sched/core.c:9234)
[  615.465258][T12883]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  615.465260][T12883]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  615.465265][T12883]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  615.465268][T12883]  __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))
[  615.465273][T12883]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  615.465277][T12883]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  615.465282][T12883]  ? 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)
[  615.465285][T12883]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  615.465288][T12883]  put_chars (drivers/char/virtio_console.c:1176)
[  615.465290][T12883]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  615.465292][T12883]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  615.465295][T12883]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  615.465300][T12883]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  615.465302][T12883]  ? vsnprintf (lib/vsprintf.c:2900)
[  615.465305][T12883]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  615.465307][T12883]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  615.465308][T12883]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  615.465310][T12883]  console_emit_next_record (kernel/printk/printk.c:3183)
[  615.465313][T12883]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  615.465316][T12883]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  615.465317][T12883]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  615.465318][T12883]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  615.465319][T12883]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  615.465322][T12883]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  615.465324][T12883]  console_flush_one_record (kernel/printk/printk.c:3268)
[  615.465326][T12883]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  615.465329][T12883]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  615.465331][T12883]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  615.465333][T12883]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  615.465335][T12883]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  615.465336][T12883]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  615.465337][T12883]  ? 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)
[  615.465339][T12883]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  615.465341][T12883]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  615.465343][T12883]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  615.465345][T12883]  vprintk_emit (kernel/printk/printk.c:2479)
[  615.465347][T12883]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  615.465349][T12883]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  615.465351][T12883]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  615.465353][T12883]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  615.465355][T12883]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  615.465357][T12883]  _printk (kernel/printk/printk.c:2504)
[  615.465360][T12883]  ? snapshot_read.cold (user.c:?)
[  615.465362][T12883]  ? br_multicast_flood (??:?)
[  615.465365][T12883]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  615.465368][T12883]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  615.465369][T12883]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  615.465371][T12883]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  615.465374][T12883]  br_init_port (net/bridge/br_stp_if.c:39)
[  615.465376][T12883]  new_nbp (net/bridge/br_if.c:449)
[  615.465378][T12883]  br_add_if (net/bridge/br_if.c:592)
[  615.465380][T12883]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  615.465385][T12883]  do_set_master (net/core/rtnetlink.c:3071)
[  615.465387][T12883]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  615.465388][T12883]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  615.465390][T12883]  ? __dev_get_by_name (net/core/dev.c:905)
[  615.465392][T12883]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  615.465396][T12883]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  615.465399][T12883]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  615.465401][T12883]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  615.465403][T12883]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  615.465404][T12883]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  615.465406][T12883]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  615.465407][T12883]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  615.465410][T12883]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  615.465411][T12883]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  615.465414][T12883]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  615.465415][T12883]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  615.465417][T12883]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  615.465418][T12883]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  615.465420][T12883]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  615.465422][T12883]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  615.465423][T12883]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  615.465425][T12883]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  615.465429][T12883]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  615.465432][T12883]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  615.465433][T12883]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  615.465435][T12883]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  615.465437][T12883]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  615.465440][T12883]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  615.465441][T12883]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  615.465443][T12883]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  615.465446][T12883]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  615.465448][T12883]  ? next_uptodate_folio (mm/filemap.c:3747)
[  615.465451][T12883]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  615.465453][T12883]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  615.465455][T12883]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  615.465457][T12883]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  615.465460][T12883]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  615.465463][T12883]  ____sys_sendmsg (net/socket.c:2713)
[  615.465465][T12883]  ? copy_msghdr_from_user (net/socket.c:2650)
[  615.465467][T12883]  ? sock_write_iter (net/socket.c:1269)
[  615.465468][T12883]  ? move_addr_to_kernel (net/socket.c:258)
[  615.465471][T12883]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  615.465473][T12883]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  615.465475][T12883]  ___sys_sendmsg (net/socket.c:2767)
[  615.465477][T12883]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  615.465479][T12883]  ? copy_msghdr_from_user (net/socket.c:2619)
[  615.465481][T12883]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  615.465485][T12883]  __sys_sendmsg (net/socket.c:2799)
[  615.465487][T12883]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  615.465490][T12883]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  615.465491][T12883]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  615.465493][T12883]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  615.465496][T12883]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  615.465498][T12883]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  615.465500][T12883] RIP: 0033:0x7f2a8527954e
[  615.465502][T12883] 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
[  615.465504][T12883] RSP: 002b:00007ffd032fcd10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  615.465508][T12883] RAX: ffffffffffffffda RBX: 00007ffd032fd4d8 RCX: 00007f2a8527954e
[  615.465510][T12883] RDX: 0000000000000000 RSI: 00007ffd032fcdc0 RDI: 0000000000000005
[  615.465511][T12883] RBP: 00007ffd032fcd20 R08: 0000000000000000 R09: 0000000000000000
[  615.465512][T12883] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d555
[  615.465513][T12883] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd032fd490
| [  621.730918][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  621.730921][   T70] Preemption disabled at:
| [  621.730922][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  621.730937][   T70] Tainted: [W]=WARN
[  621.730940][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  621.730943][   T70] Workqueue: netns cleanup_net
[  621.730953][   T70] Call Trace:
[  621.730956][   T70]  <TASK>
[  621.730959][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  621.730967][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  621.730970][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  621.730978][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  621.730983][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  621.730988][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  621.730993][   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))
[  621.730997][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  621.731001][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  621.731008][   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)
[  621.731011][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  621.731015][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  621.731017][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  621.731020][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  621.731024][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  621.731030][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  621.731033][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  621.731037][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  621.731039][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  621.731041][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  621.731044][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  621.731048][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  621.731051][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  621.731053][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  621.731055][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  621.731057][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  621.731060][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  621.731063][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  621.731067][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  621.731071][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  621.731074][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  621.731076][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  621.731079][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  621.731080][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  621.731083][   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)
[  621.731085][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  621.731088][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  621.731091][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  621.731093][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  621.731096][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  621.731098][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  621.731100][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  621.731104][   T70]  ? kthread (kernel/kthread.c:436)
[  621.731106][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  621.731110][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  621.731114][   T70]  _printk (kernel/printk/printk.c:2504)
[  621.731118][   T70]  ? snapshot_read.cold (user.c:?)
[  621.731121][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  621.731126][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  621.731129][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  621.731132][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  621.731136][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  621.731138][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  621.731140][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  621.731144][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  621.731151][   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)
[  621.731154][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  621.731161][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  621.731167][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  621.731172][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  621.731175][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  621.731179][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  621.731188][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  621.731192][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  621.731196][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  621.731199][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  621.731203][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  621.731206][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  621.731209][   T70]  process_one_work (kernel/workqueue.c:3387)
[  621.731214][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  621.731219][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  621.731223][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  621.731227][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  621.731230][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  621.731233][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  621.731236][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  621.731238][   T70]  kthread (kernel/kthread.c:436)
[  621.731241][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  621.731243][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  621.731246][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  621.731249][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  621.731252][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  621.731256][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  621.731259][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  623.366942][T13017] softirqs last disabled at (0): 0x0
| [  623.366944][T13017] Preemption disabled at:
| [  623.366945][T13017] vprintk_emit (kernel/printk/printk.c:2471)
| [  623.366956][T13017] Tainted: [W]=WARN
[  623.366957][T13017] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  623.366959][T13017] Call Trace:
[  623.366961][T13017]  <TASK>
[  623.366962][T13017]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  623.366968][T13017]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  623.366969][T13017]  __might_resched.cold (kernel/sched/core.c:9234)
[  623.366973][T13017]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  623.366976][T13017]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  623.366979][T13017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  623.366982][T13017]  __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))
[  623.366985][T13017]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  623.366988][T13017]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  623.366993][T13017]  ? 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)
[  623.366994][T13017]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  623.366997][T13017]  put_chars (drivers/char/virtio_console.c:1176)
[  623.366999][T13017]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  623.367001][T13017]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  623.367004][T13017]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  623.367008][T13017]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  623.367010][T13017]  ? vsnprintf (lib/vsprintf.c:2900)
[  623.367014][T13017]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  623.367016][T13017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  623.367017][T13017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  623.367019][T13017]  console_emit_next_record (kernel/printk/printk.c:3183)
[  623.367022][T13017]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  623.367024][T13017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  623.367025][T13017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  623.367026][T13017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  623.367027][T13017]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  623.367030][T13017]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  623.367032][T13017]  console_flush_one_record (kernel/printk/printk.c:3268)
[  623.367035][T13017]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  623.367038][T13017]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  623.367040][T13017]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  623.367042][T13017]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  623.367044][T13017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  623.367045][T13017]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  623.367047][T13017]  ? 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)
[  623.367048][T13017]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  623.367050][T13017]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  623.367052][T13017]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  623.367053][T13017]  vprintk_emit (kernel/printk/printk.c:2479)
[  623.367056][T13017]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  623.367057][T13017]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  623.367059][T13017]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  623.367062][T13017]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  623.367063][T13017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  623.367065][T13017]  _printk (kernel/printk/printk.c:2504)
[  623.367068][T13017]  ? snapshot_read.cold (user.c:?)
[  623.367070][T13017]  ? br_multicast_flood (??:?)
[  623.367074][T13017]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  623.367077][T13017]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  623.367078][T13017]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  623.367080][T13017]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  623.367083][T13017]  br_init_port (net/bridge/br_stp_if.c:39)
[  623.367085][T13017]  new_nbp (net/bridge/br_if.c:449)
[  623.367087][T13017]  br_add_if (net/bridge/br_if.c:592)
[  623.367089][T13017]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  623.367094][T13017]  do_set_master (net/core/rtnetlink.c:3071)
[  623.367096][T13017]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  623.367098][T13017]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  623.367099][T13017]  ? __dev_get_by_name (net/core/dev.c:905)
[  623.367101][T13017]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  623.367105][T13017]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  623.367108][T13017]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  623.367110][T13017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  623.367112][T13017]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  623.367113][T13017]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  623.367115][T13017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  623.367116][T13017]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  623.367119][T13017]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  623.367121][T13017]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  623.367124][T13017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  623.367125][T13017]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  623.367126][T13017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  623.367128][T13017]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  623.367129][T13017]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  623.367131][T13017]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  623.367132][T13017]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  623.367134][T13017]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  623.367138][T13017]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  623.367141][T13017]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  623.367143][T13017]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  623.367145][T13017]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  623.367146][T13017]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  623.367150][T13017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  623.367151][T13017]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  623.367153][T13017]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  623.367156][T13017]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  623.367158][T13017]  ? next_uptodate_folio (mm/filemap.c:3747)
[  623.367161][T13017]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  623.367163][T13017]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  623.367165][T13017]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  623.367167][T13017]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  623.367171][T13017]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  623.367174][T13017]  ____sys_sendmsg (net/socket.c:2713)
[  623.367176][T13017]  ? copy_msghdr_from_user (net/socket.c:2650)
[  623.367178][T13017]  ? sock_write_iter (net/socket.c:1269)
[  623.367179][T13017]  ? move_addr_to_kernel (net/socket.c:258)
[  623.367182][T13017]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  623.367184][T13017]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  623.367186][T13017]  ___sys_sendmsg (net/socket.c:2767)
[  623.367188][T13017]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  623.367190][T13017]  ? copy_msghdr_from_user (net/socket.c:2619)
[  623.367192][T13017]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  623.367196][T13017]  __sys_sendmsg (net/socket.c:2799)
[  623.367199][T13017]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  623.367202][T13017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  623.367203][T13017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  623.367204][T13017]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  623.367207][T13017]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  623.367209][T13017]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  623.367211][T13017] RIP: 0033:0x7fa50ad2a54e
[  623.367214][T13017] 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
[  623.367216][T13017] RSP: 002b:00007ffe30f7f640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  623.367220][T13017] RAX: ffffffffffffffda RBX: 00007ffe30f7fe08 RCX: 00007fa50ad2a54e
[  623.367222][T13017] RDX: 0000000000000000 RSI: 00007ffe30f7f6f0 RDI: 0000000000000005
[  623.367223][T13017] RBP: 00007ffe30f7f650 R08: 0000000000000000 R09: 0000000000000000
[  623.367224][T13017] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d55d
[  623.367225][T13017] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe30f7fdc0
| [  624.988543][T13084] softirqs last disabled at (0): 0x0
| [  624.988545][T13084] Preemption disabled at:
| [  624.988547][T13084] vprintk_emit (kernel/printk/printk.c:2471)
| [  624.988564][T13084] Tainted: [W]=WARN
[  624.988565][T13084] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  624.988568][T13084] Call Trace:
[  624.988570][T13084]  <TASK>
[  624.988572][T13084]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  624.988579][T13084]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  624.988581][T13084]  __might_resched.cold (kernel/sched/core.c:9234)
[  624.988587][T13084]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  624.988592][T13084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  624.988596][T13084]  __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))
[  624.988600][T13084]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  624.988604][T13084]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  624.988611][T13084]  ? 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)
[  624.988614][T13084]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  624.988618][T13084]  put_chars (drivers/char/virtio_console.c:1176)
[  624.988620][T13084]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  624.988623][T13084]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  624.988627][T13084]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  624.988630][T13084]  ? pointer (lib/vsprintf.c:2577)
[  624.988635][T13084]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  624.988641][T13084]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  624.988644][T13084]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  624.988653][T13084]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  624.988657][T13084]  console_emit_next_record (kernel/printk/printk.c:3183)
[  624.988661][T13084]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  624.988664][T13084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  624.988666][T13084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  624.988668][T13084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  624.988670][T13084]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  624.988673][T13084]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  624.988676][T13084]  console_flush_one_record (kernel/printk/printk.c:3268)
[  624.988680][T13084]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  624.988684][T13084]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  624.988687][T13084]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  624.988689][T13084]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  624.988692][T13084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  624.988694][T13084]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  624.988696][T13084]  ? 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)
[  624.988699][T13084]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  624.988701][T13084]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  624.988704][T13084]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  624.988706][T13084]  vprintk_emit (kernel/printk/printk.c:2479)
[  624.988709][T13084]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  624.988711][T13084]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  624.988715][T13084]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  624.988719][T13084]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  624.988723][T13084]  _printk (kernel/printk/printk.c:2504)
[  624.988727][T13084]  ? snapshot_read.cold (user.c:?)
[  624.988730][T13084]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  624.988734][T13084]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  624.988739][T13084]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  624.988742][T13084]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  624.988746][T13084]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  624.988750][T13084]  ? netdev_notice (net/core/dev.c:13194)
[  624.988753][T13084]  ? 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)
[  624.988756][T13084]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  624.988760][T13084]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  624.988763][T13084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  624.988765][T13084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  624.988767][T13084]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  624.988769][T13084]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  624.988772][T13084]  ? 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)
[  624.988774][T13084]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  624.988777][T13084]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  624.988780][T13084]  ? register_netdev (net/core/dev.c:11618)
[  624.988782][T13084]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  624.988786][T13084]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  624.988790][T13084]  ? __kernel_text_address (kernel/extable.c:79)
[  624.988793][T13084]  ? write_profile (profile.c:?)
[  624.988798][T13084]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  624.988803][T13084]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  624.988806][T13084]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  624.988809][T13084]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  624.988811][T13084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  624.988814][T13084]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  624.988819][T13084]  ? kasan_save_stack (mm/kasan/common.c:58)
[  624.988822][T13084]  ? kasan_save_stack (mm/kasan/common.c:57)
[  624.988824][T13084]  ? kasan_save_track (mm/kasan/common.c:78)
[  624.988826][T13084]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  624.988829][T13084]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  624.988831][T13084]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  624.988833][T13084]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  624.988836][T13084]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  624.988840][T13084]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  624.988842][T13084]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  624.988845][T13084]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  624.988848][T13084]  ? ____sys_sendmsg (net/socket.c:2713)
[  624.988851][T13084]  ? ___sys_sendmsg (net/socket.c:2767)
[  624.988853][T13084]  ? __sys_sendmsg (net/socket.c:2799)
[  624.988856][T13084]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  624.988860][T13084]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  624.988864][T13084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  624.988867][T13084]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  624.988869][T13084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  624.988871][T13084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  624.988873][T13084]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  624.988876][T13084]  ? __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)
[  624.988878][T13084]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  624.988881][T13084]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  624.988884][T13084]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  624.988886][T13084]  ? nla_get_range_signed (lib/nlattr.c:270)
[  624.988891][T13084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  624.988893][T13084]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  624.988897][T13084]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  624.988900][T13084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  624.988902][T13084]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  624.988904][T13084]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  624.988907][T13084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  624.988909][T13084]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  624.988913][T13084]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  624.988915][T13084]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  624.988917][T13084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  624.988919][T13084]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  624.988923][T13084]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  624.988927][T13084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  624.988929][T13084]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  624.988931][T13084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  624.988933][T13084]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  624.988935][T13084]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  624.988938][T13084]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  624.988940][T13084]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  624.988943][T13084]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  624.988947][T13084]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  624.988949][T13084]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  624.988952][T13084]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  624.988954][T13084]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  624.988957][T13084]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  624.988961][T13084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  624.988963][T13084]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  624.988966][T13084]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  624.988970][T13084]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  624.988972][T13084]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  624.988976][T13084]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  624.988979][T13084]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  624.988981][T13084]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  624.988984][T13084]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  624.988986][T13084]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  624.988991][T13084]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  624.988994][T13084]  ____sys_sendmsg (net/socket.c:2713)
[  624.988996][T13084]  ? copy_msghdr_from_user (net/socket.c:2650)
[  624.988999][T13084]  ? sock_write_iter (net/socket.c:1269)
[  624.989002][T13084]  ? move_addr_to_kernel (net/socket.c:258)
[  624.989004][T13084]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  624.989009][T13084]  ___sys_sendmsg (net/socket.c:2767)
[  624.989013][T13084]  ? copy_msghdr_from_user (net/socket.c:2619)
[  624.989021][T13084]  __sys_sendmsg (net/socket.c:2799)
[  624.989025][T13084]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  624.989029][T13084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  624.989032][T13084]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  624.989035][T13084]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  624.989038][T13084]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  624.989041][T13084] RIP: 0033:0x7fcc0d60254e
[  624.989044][T13084] 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
[  624.989047][T13084] RSP: 002b:00007ffc58d5b8f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  624.989052][T13084] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fcc0d60254e
[  624.989054][T13084] RDX: 0000000000000000 RSI: 00007ffc58d5b9a0 RDI: 0000000000000005
[  624.989056][T13084] RBP: 00007ffc58d5b900 R08: 0000000000000000 R09: 0000000000000000
[  624.989058][T13084] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d55f
[  624.989060][T13084] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc58d5c060
| [  626.444356][T13143] softirqs last disabled at (0): 0x0
| [  626.444359][T13143] Preemption disabled at:
| [  626.444361][T13143] vprintk_emit (kernel/printk/printk.c:2471)
| [  626.444374][T13143] Tainted: [W]=WARN
[  626.444376][T13143] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  626.444379][T13143] Call Trace:
[  626.444381][T13143]  <TASK>
[  626.444383][T13143]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  626.444390][T13143]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  626.444392][T13143]  __might_resched.cold (kernel/sched/core.c:9234)
[  626.444397][T13143]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  626.444401][T13143]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  626.444406][T13143]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  626.444410][T13143]  __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))
[  626.444414][T13143]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  626.444418][T13143]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  626.444425][T13143]  ? 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)
[  626.444427][T13143]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  626.444431][T13143]  put_chars (drivers/char/virtio_console.c:1176)
[  626.444434][T13143]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  626.444437][T13143]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  626.444442][T13143]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  626.444448][T13143]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  626.444451][T13143]  ? vsnprintf (lib/vsprintf.c:2900)
[  626.444456][T13143]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  626.444459][T13143]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  626.444461][T13143]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  626.444464][T13143]  console_emit_next_record (kernel/printk/printk.c:3183)
[  626.444468][T13143]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  626.444472][T13143]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  626.444474][T13143]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  626.444476][T13143]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  626.444478][T13143]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  626.444482][T13143]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  626.444485][T13143]  console_flush_one_record (kernel/printk/printk.c:3268)
[  626.444489][T13143]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  626.444494][T13143]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  626.444497][T13143]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  626.444500][T13143]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  626.444503][T13143]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  626.444505][T13143]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  626.444508][T13143]  ? 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)
[  626.444511][T13143]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  626.444513][T13143]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  626.444517][T13143]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  626.444519][T13143]  vprintk_emit (kernel/printk/printk.c:2479)
[  626.444523][T13143]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  626.444525][T13143]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  626.444528][T13143]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  626.444532][T13143]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  626.444535][T13143]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  626.444538][T13143]  _printk (kernel/printk/printk.c:2504)
[  626.444542][T13143]  ? snapshot_read.cold (user.c:?)
[  626.444545][T13143]  ? br_multicast_flood (??:?)
[  626.444550][T13143]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  626.444557][T13143]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  626.444559][T13143]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  626.444562][T13143]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  626.444568][T13143]  br_init_port (net/bridge/br_stp_if.c:39)
[  626.444571][T13143]  new_nbp (net/bridge/br_if.c:449)
[  626.444574][T13143]  br_add_if (net/bridge/br_if.c:592)
[  626.444577][T13143]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  626.444583][T13143]  do_set_master (net/core/rtnetlink.c:3071)
[  626.444587][T13143]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  626.444590][T13143]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  626.444593][T13143]  ? __dev_get_by_name (net/core/dev.c:905)
[  626.444596][T13143]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  626.444602][T13143]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  626.444607][T13143]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  626.444610][T13143]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  626.444613][T13143]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  626.444615][T13143]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  626.444618][T13143]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  626.444621][T13143]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  626.444624][T13143]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  626.444628][T13143]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  626.444631][T13143]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  626.444633][T13143]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  626.444636][T13143]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  626.444638][T13143]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  626.444641][T13143]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  626.444644][T13143]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  626.444647][T13143]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  626.444649][T13143]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  626.444655][T13143]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  626.444665][T13143]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  626.444668][T13143]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  626.444671][T13143]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  626.444674][T13143]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  626.444679][T13143]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  626.444681][T13143]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  626.444685][T13143]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  626.444689][T13143]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  626.444692][T13143]  ? next_uptodate_folio (mm/filemap.c:3747)
[  626.444697][T13143]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  626.444701][T13143]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  626.444704][T13143]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  626.444707][T13143]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  626.444712][T13143]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  626.444716][T13143]  ____sys_sendmsg (net/socket.c:2713)
[  626.444719][T13143]  ? copy_msghdr_from_user (net/socket.c:2650)
[  626.444722][T13143]  ? sock_write_iter (net/socket.c:1269)
[  626.444724][T13143]  ? move_addr_to_kernel (net/socket.c:258)
[  626.444728][T13143]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  626.444732][T13143]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  626.444735][T13143]  ___sys_sendmsg (net/socket.c:2767)
[  626.444738][T13143]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  626.444741][T13143]  ? copy_msghdr_from_user (net/socket.c:2619)
[  626.444744][T13143]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  626.444752][T13143]  __sys_sendmsg (net/socket.c:2799)
[  626.444755][T13143]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  626.444760][T13143]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  626.444762][T13143]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  626.444765][T13143]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  626.444769][T13143]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  626.444772][T13143]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  626.444775][T13143] RIP: 0033:0x7f648c30b54e
[  626.444778][T13143] 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
[  626.444781][T13143] RSP: 002b:00007ffc09770ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  626.444786][T13143] RAX: ffffffffffffffda RBX: 00007ffc09771688 RCX: 00007f648c30b54e
[  626.444789][T13143] RDX: 0000000000000000 RSI: 00007ffc09770f70 RDI: 0000000000000005
[  626.444791][T13143] RBP: 00007ffc09770ed0 R08: 0000000000000000 R09: 0000000000000000
[  626.444792][T13143] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d560
[  626.444794][T13143] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc09771640
| [  632.676773][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  632.676776][   T70] Preemption disabled at:
| [  632.676776][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  632.676787][   T70] Tainted: [W]=WARN
[  632.676788][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  632.676791][   T70] Workqueue: netns cleanup_net
[  632.676797][   T70] Call Trace:
[  632.676798][   T70]  <TASK>
[  632.676800][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  632.676806][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  632.676807][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  632.676811][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  632.676813][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  632.676817][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  632.676819][   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))
[  632.676822][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  632.676825][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  632.676830][   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)
[  632.676832][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  632.676835][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  632.676837][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  632.676839][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  632.676842][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  632.676846][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  632.676848][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  632.676851][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  632.676853][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  632.676854][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  632.676856][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  632.676859][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  632.676861][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  632.676862][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  632.676863][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  632.676864][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  632.676867][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  632.676869][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  632.676872][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  632.676875][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  632.676877][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  632.676879][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  632.676881][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  632.676882][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  632.676884][   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)
[  632.676885][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  632.676887][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  632.676889][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  632.676891][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  632.676893][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  632.676894][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  632.676896][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  632.676899][   T70]  ? kthread (kernel/kthread.c:436)
[  632.676901][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  632.676904][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  632.676907][   T70]  _printk (kernel/printk/printk.c:2504)
[  632.676910][   T70]  ? snapshot_read.cold (user.c:?)
[  632.676912][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  632.676915][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  632.676918][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  632.676920][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  632.676923][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  632.676924][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  632.676925][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  632.676928][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  632.676930][   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)
[  632.676932][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  632.676934][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  632.676937][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  632.676940][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  632.676943][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  632.676945][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  632.676948][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  632.676950][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  632.676953][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  632.676955][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  632.676957][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  632.676959][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  632.676961][   T70]  process_one_work (kernel/workqueue.c:3387)
[  632.676964][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  632.676967][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  632.676969][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  632.676972][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  632.676974][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  632.676976][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  632.676978][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  632.676980][   T70]  kthread (kernel/kthread.c:436)
[  632.676982][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  632.676984][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  632.676986][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  632.676988][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  632.676990][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  632.676994][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  632.676996][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  633.682720][T13233] softirqs last disabled at (0): 0x0
| [  633.682729][T13233] Preemption disabled at:
| [  633.682730][T13233] vprintk_emit (kernel/printk/printk.c:2471)
| [  633.682740][T13233] Tainted: [W]=WARN
[  633.682741][T13233] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  633.682744][T13233] Call Trace:
[  633.682745][T13233]  <TASK>
[  633.682746][T13233]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  633.682752][T13233]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  633.682754][T13233]  __might_resched.cold (kernel/sched/core.c:9234)
[  633.682758][T13233]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  633.682762][T13233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  633.682765][T13233]  __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))
[  633.682768][T13233]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  633.682771][T13233]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  633.682776][T13233]  ? 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)
[  633.682778][T13233]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  633.682781][T13233]  put_chars (drivers/char/virtio_console.c:1176)
[  633.682782][T13233]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  633.682784][T13233]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  633.682786][T13233]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  633.682789][T13233]  ? pointer (lib/vsprintf.c:2577)
[  633.682792][T13233]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  633.682797][T13233]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  633.682799][T13233]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  633.682801][T13233]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  633.682804][T13233]  console_emit_next_record (kernel/printk/printk.c:3183)
[  633.682807][T13233]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  633.682809][T13233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  633.682810][T13233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  633.682811][T13233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  633.682812][T13233]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  633.682814][T13233]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  633.682816][T13233]  console_flush_one_record (kernel/printk/printk.c:3268)
[  633.682819][T13233]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  633.682822][T13233]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  633.682824][T13233]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  633.682826][T13233]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  633.682828][T13233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  633.682829][T13233]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  633.682831][T13233]  ? 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)
[  633.682832][T13233]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  633.682834][T13233]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  633.682836][T13233]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  633.682838][T13233]  vprintk_emit (kernel/printk/printk.c:2479)
[  633.682839][T13233]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  633.682841][T13233]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  633.682843][T13233]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  633.682846][T13233]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  633.682849][T13233]  _printk (kernel/printk/printk.c:2504)
[  633.682852][T13233]  ? snapshot_read.cold (user.c:?)
[  633.682854][T13233]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  633.682857][T13233]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  633.682860][T13233]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  633.682862][T13233]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  633.682865][T13233]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  633.682868][T13233]  ? netdev_notice (net/core/dev.c:13194)
[  633.682870][T13233]  ? 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)
[  633.682872][T13233]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  633.682875][T13233]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  633.682876][T13233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  633.682878][T13233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  633.682879][T13233]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  633.682880][T13233]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  633.682882][T13233]  ? 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)
[  633.682884][T13233]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  633.682885][T13233]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  633.682887][T13233]  ? register_netdev (net/core/dev.c:11618)
[  633.682888][T13233]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  633.682891][T13233]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  633.682893][T13233]  ? __kernel_text_address (kernel/extable.c:79)
[  633.682896][T13233]  ? write_profile (profile.c:?)
[  633.682899][T13233]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  633.682903][T13233]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  633.682905][T13233]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  633.682906][T13233]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  633.682908][T13233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  633.682909][T13233]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  633.682912][T13233]  ? kasan_save_stack (mm/kasan/common.c:58)
[  633.682914][T13233]  ? kasan_save_stack (mm/kasan/common.c:57)
[  633.682916][T13233]  ? kasan_save_track (mm/kasan/common.c:78)
[  633.682917][T13233]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  633.682918][T13233]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  633.682919][T13233]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  633.682920][T13233]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  633.682922][T13233]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  633.682925][T13233]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  633.682927][T13233]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  633.682929][T13233]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  633.682932][T13233]  ? ____sys_sendmsg (net/socket.c:2713)
[  633.682933][T13233]  ? ___sys_sendmsg (net/socket.c:2767)
[  633.682935][T13233]  ? __sys_sendmsg (net/socket.c:2799)
[  633.682936][T13233]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  633.682939][T13233]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  633.682942][T13233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  633.682943][T13233]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  633.682944][T13233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  633.682946][T13233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  633.682947][T13233]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  633.682948][T13233]  ? __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)
[  633.682950][T13233]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  633.682951][T13233]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  633.682953][T13233]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  633.682954][T13233]  ? nla_get_range_signed (lib/nlattr.c:270)
[  633.682957][T13233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  633.682959][T13233]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  633.682961][T13233]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  633.682963][T13233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  633.682965][T13233]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  633.682966][T13233]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  633.682968][T13233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  633.682969][T13233]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  633.682972][T13233]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  633.682973][T13233]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  633.682975][T13233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  633.682976][T13233]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  633.682979][T13233]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  633.682982][T13233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  633.682983][T13233]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  633.682984][T13233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  633.682986][T13233]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  633.682987][T13233]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  633.682989][T13233]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  633.682990][T13233]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  633.682992][T13233]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  633.682995][T13233]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  633.682997][T13233]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  633.682998][T13233]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  633.683000][T13233]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  633.683002][T13233]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  633.683005][T13233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  633.683006][T13233]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  633.683009][T13233]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  633.683011][T13233]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  633.683013][T13233]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  633.683015][T13233]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  633.683017][T13233]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  633.683019][T13233]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  633.683021][T13233]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  633.683022][T13233]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  633.683026][T13233]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  633.683028][T13233]  ____sys_sendmsg (net/socket.c:2713)
[  633.683030][T13233]  ? copy_msghdr_from_user (net/socket.c:2650)
[  633.683031][T13233]  ? sock_write_iter (net/socket.c:1269)
[  633.683033][T13233]  ? move_addr_to_kernel (net/socket.c:258)
[  633.683035][T13233]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  633.683037][T13233]  ___sys_sendmsg (net/socket.c:2767)
[  633.683039][T13233]  ? copy_msghdr_from_user (net/socket.c:2619)
[  633.683045][T13233]  __sys_sendmsg (net/socket.c:2799)
[  633.683047][T13233]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  633.683050][T13233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  633.683051][T13233]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  633.683053][T13233]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  633.683055][T13233]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  633.683057][T13233] RIP: 0033:0x7ff7dd8f254e
[  633.683059][T13233] 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
[  633.683061][T13233] RSP: 002b:00007ffea45e3a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  633.683065][T13233] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007ff7dd8f254e
[  633.683067][T13233] RDX: 0000000000000000 RSI: 00007ffea45e3ac0 RDI: 0000000000000005
[  633.683068][T13233] RBP: 00007ffea45e3a20 R08: 0000000000000000 R09: 0000000000000000
[  633.683069][T13233] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d567
[  633.683070][T13233] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffea45e4180
| [  635.424109][T13308] softirqs last disabled at (0): 0x0
| [  635.424111][T13308] Preemption disabled at:
| [  635.424112][T13308] vprintk_emit (kernel/printk/printk.c:2471)
| [  635.424122][T13308] Tainted: [W]=WARN
[  635.424123][T13308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  635.424125][T13308] Call Trace:
[  635.424126][T13308]  <TASK>
[  635.424127][T13308]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  635.424133][T13308]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  635.424134][T13308]  __might_resched.cold (kernel/sched/core.c:9234)
[  635.424138][T13308]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  635.424141][T13308]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  635.424145][T13308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.424147][T13308]  __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))
[  635.424150][T13308]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  635.424153][T13308]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  635.424158][T13308]  ? 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)
[  635.424160][T13308]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  635.424163][T13308]  put_chars (drivers/char/virtio_console.c:1176)
[  635.424165][T13308]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  635.424167][T13308]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  635.424169][T13308]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  635.424174][T13308]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  635.424176][T13308]  ? vsnprintf (lib/vsprintf.c:2900)
[  635.424179][T13308]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  635.424181][T13308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.424182][T13308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.424184][T13308]  console_emit_next_record (kernel/printk/printk.c:3183)
[  635.424187][T13308]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  635.424189][T13308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.424190][T13308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.424191][T13308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.424192][T13308]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  635.424195][T13308]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  635.424197][T13308]  console_flush_one_record (kernel/printk/printk.c:3268)
[  635.424200][T13308]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  635.424203][T13308]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  635.424204][T13308]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  635.424206][T13308]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  635.424208][T13308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.424209][T13308]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  635.424211][T13308]  ? 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)
[  635.424212][T13308]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  635.424214][T13308]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  635.424216][T13308]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  635.424218][T13308]  vprintk_emit (kernel/printk/printk.c:2479)
[  635.424220][T13308]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  635.424221][T13308]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  635.424223][T13308]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  635.424226][T13308]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  635.424227][T13308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.424229][T13308]  _printk (kernel/printk/printk.c:2504)
[  635.424232][T13308]  ? snapshot_read.cold (user.c:?)
[  635.424234][T13308]  ? br_multicast_flood (??:?)
[  635.424237][T13308]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  635.424240][T13308]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  635.424241][T13308]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  635.424243][T13308]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  635.424246][T13308]  br_init_port (net/bridge/br_stp_if.c:39)
[  635.424248][T13308]  new_nbp (net/bridge/br_if.c:449)
[  635.424251][T13308]  br_add_if (net/bridge/br_if.c:592)
[  635.424253][T13308]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  635.424257][T13308]  do_set_master (net/core/rtnetlink.c:3071)
[  635.424259][T13308]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  635.424262][T13308]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  635.424264][T13308]  ? __dev_get_by_name (net/core/dev.c:905)
[  635.424267][T13308]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  635.424274][T13308]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  635.424278][T13308]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  635.424282][T13308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.424285][T13308]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  635.424288][T13308]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  635.424291][T13308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.424294][T13308]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  635.424297][T13308]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  635.424301][T13308]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  635.424304][T13308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.424307][T13308]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  635.424309][T13308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.424312][T13308]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  635.424315][T13308]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  635.424318][T13308]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  635.424320][T13308]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  635.424323][T13308]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  635.424329][T13308]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  635.424333][T13308]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  635.424336][T13308]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  635.424339][T13308]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  635.424341][T13308]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  635.424347][T13308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.424349][T13308]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  635.424352][T13308]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  635.424355][T13308]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  635.424357][T13308]  ? next_uptodate_folio (mm/filemap.c:3747)
[  635.424360][T13308]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  635.424362][T13308]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  635.424364][T13308]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  635.424366][T13308]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  635.424370][T13308]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  635.424372][T13308]  ____sys_sendmsg (net/socket.c:2713)
[  635.424374][T13308]  ? copy_msghdr_from_user (net/socket.c:2650)
[  635.424376][T13308]  ? sock_write_iter (net/socket.c:1269)
[  635.424378][T13308]  ? move_addr_to_kernel (net/socket.c:258)
[  635.424380][T13308]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  635.424383][T13308]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  635.424385][T13308]  ___sys_sendmsg (net/socket.c:2767)
[  635.424387][T13308]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  635.424388][T13308]  ? copy_msghdr_from_user (net/socket.c:2619)
[  635.424390][T13308]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  635.424395][T13308]  __sys_sendmsg (net/socket.c:2799)
[  635.424397][T13308]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  635.424400][T13308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.424401][T13308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.424402][T13308]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  635.424405][T13308]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  635.424407][T13308]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  635.424409][T13308] RIP: 0033:0x7fae185d954e
[  635.424412][T13308] 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
[  635.424414][T13308] RSP: 002b:00007ffe041d64b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  635.424418][T13308] RAX: ffffffffffffffda RBX: 00007ffe041d6c78 RCX: 00007fae185d954e
[  635.424420][T13308] RDX: 0000000000000000 RSI: 00007ffe041d6560 RDI: 0000000000000005
[  635.424421][T13308] RBP: 00007ffe041d64c0 R08: 0000000000000000 R09: 0000000000000000
[  635.424422][T13308] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d569
[  635.424423][T13308] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe041d6c30
| [  636.984691][T13374] softirqs last disabled at (0): 0x0
| [  636.984693][T13374] Preemption disabled at:
| [  636.984694][T13374] vprintk_emit (kernel/printk/printk.c:2471)
| [  636.984705][T13374] Tainted: [W]=WARN
[  636.984706][T13374] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  636.984708][T13374] Call Trace:
[  636.984710][T13374]  <TASK>
[  636.984711][T13374]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  636.984717][T13374]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  636.984719][T13374]  __might_resched.cold (kernel/sched/core.c:9234)
[  636.984723][T13374]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  636.984726][T13374]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  636.984729][T13374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  636.984732][T13374]  __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))
[  636.984735][T13374]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  636.984738][T13374]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  636.984743][T13374]  ? 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)
[  636.984745][T13374]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  636.984748][T13374]  put_chars (drivers/char/virtio_console.c:1176)
[  636.984750][T13374]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  636.984758][T13374]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  636.984761][T13374]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  636.984766][T13374]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  636.984768][T13374]  ? vsnprintf (lib/vsprintf.c:2900)
[  636.984771][T13374]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  636.984773][T13374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  636.984774][T13374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  636.984776][T13374]  console_emit_next_record (kernel/printk/printk.c:3183)
[  636.984779][T13374]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  636.984782][T13374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  636.984783][T13374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  636.984784][T13374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  636.984785][T13374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  636.984788][T13374]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  636.984790][T13374]  console_flush_one_record (kernel/printk/printk.c:3268)
[  636.984793][T13374]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  636.984796][T13374]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  636.984798][T13374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  636.984800][T13374]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  636.984802][T13374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  636.984803][T13374]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  636.984804][T13374]  ? 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)
[  636.984806][T13374]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  636.984808][T13374]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  636.984810][T13374]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  636.984811][T13374]  vprintk_emit (kernel/printk/printk.c:2479)
[  636.984813][T13374]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  636.984815][T13374]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  636.984817][T13374]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  636.984820][T13374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  636.984821][T13374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  636.984823][T13374]  _printk (kernel/printk/printk.c:2504)
[  636.984826][T13374]  ? snapshot_read.cold (user.c:?)
[  636.984828][T13374]  ? br_multicast_flood (??:?)
[  636.984832][T13374]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  636.984835][T13374]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  636.984836][T13374]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  636.984838][T13374]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  636.984841][T13374]  br_init_port (net/bridge/br_stp_if.c:39)
[  636.984843][T13374]  new_nbp (net/bridge/br_if.c:449)
[  636.984845][T13374]  br_add_if (net/bridge/br_if.c:592)
[  636.984848][T13374]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  636.984852][T13374]  do_set_master (net/core/rtnetlink.c:3071)
[  636.984854][T13374]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  636.984856][T13374]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  636.984857][T13374]  ? __dev_get_by_name (net/core/dev.c:905)
[  636.984859][T13374]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  636.984864][T13374]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  636.984867][T13374]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  636.984869][T13374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  636.984870][T13374]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  636.984872][T13374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  636.984873][T13374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  636.984875][T13374]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  636.984877][T13374]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  636.984880][T13374]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  636.984882][T13374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  636.984883][T13374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  636.984885][T13374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  636.984886][T13374]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  636.984888][T13374]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  636.984889][T13374]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  636.984891][T13374]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  636.984893][T13374]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  636.984897][T13374]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  636.984900][T13374]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  636.984902][T13374]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  636.984903][T13374]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  636.984905][T13374]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  636.984909][T13374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  636.984910][T13374]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  636.984912][T13374]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  636.984915][T13374]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  636.984917][T13374]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  636.984920][T13374]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  636.984923][T13374]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  636.984925][T13374]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  636.984927][T13374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  636.984929][T13374]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  636.984933][T13374]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  636.984936][T13374]  ____sys_sendmsg (net/socket.c:2713)
[  636.984937][T13374]  ? copy_msghdr_from_user (net/socket.c:2650)
[  636.984939][T13374]  ? sock_write_iter (net/socket.c:1269)
[  636.984941][T13374]  ? move_addr_to_kernel (net/socket.c:258)
[  636.984943][T13374]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  636.984946][T13374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  636.984948][T13374]  ___sys_sendmsg (net/socket.c:2767)
[  636.984950][T13374]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  636.984952][T13374]  ? copy_msghdr_from_user (net/socket.c:2619)
[  636.984954][T13374]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  636.984958][T13374]  __sys_sendmsg (net/socket.c:2799)
[  636.984961][T13374]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  636.984964][T13374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  636.984965][T13374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  636.984967][T13374]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  636.984969][T13374]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  636.984972][T13374]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  636.984974][T13374] RIP: 0033:0x7fdd9abf454e
[  636.984976][T13374] 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
[  636.984978][T13374] RSP: 002b:00007ffcaf6a2840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  636.984982][T13374] RAX: ffffffffffffffda RBX: 00007ffcaf6a3008 RCX: 00007fdd9abf454e
[  636.984984][T13374] RDX: 0000000000000000 RSI: 00007ffcaf6a28f0 RDI: 0000000000000005
[  636.984985][T13374] RBP: 00007ffcaf6a2850 R08: 0000000000000000 R09: 0000000000000000
[  636.984986][T13374] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d56b
[  636.984987][T13374] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcaf6a2fc0
| [  644.089497][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  644.089499][   T70] Preemption disabled at:
| [  644.089500][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  644.089512][   T70] Tainted: [W]=WARN
[  644.089513][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  644.089515][   T70] Workqueue: netns cleanup_net
[  644.089521][   T70] Call Trace:
[  644.089523][   T70]  <TASK>
[  644.089525][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  644.089530][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  644.089532][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  644.089536][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  644.089538][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  644.089542][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  644.089544][   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))
[  644.089548][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  644.089555][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  644.089559][   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)
[  644.089561][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  644.089564][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  644.089566][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  644.089568][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  644.089571][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  644.089575][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  644.089577][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  644.089580][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  644.089582][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  644.089583][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  644.089585][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  644.089588][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  644.089590][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  644.089591][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  644.089592][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  644.089593][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  644.089596][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  644.089598][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  644.089601][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  644.089604][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  644.089606][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  644.089608][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  644.089610][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  644.089611][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  644.089613][   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)
[  644.089614][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  644.089616][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  644.089618][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  644.089620][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  644.089622][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  644.089623][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  644.089624][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  644.089627][   T70]  ? kthread (kernel/kthread.c:436)
[  644.089629][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  644.089633][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  644.089635][   T70]  _printk (kernel/printk/printk.c:2504)
[  644.089639][   T70]  ? snapshot_read.cold (user.c:?)
[  644.089641][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  644.089644][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  644.089647][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  644.089650][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  644.089652][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  644.089653][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  644.089655][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  644.089658][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  644.089660][   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)
[  644.089661][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  644.089663][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  644.089666][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  644.089670][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  644.089672][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  644.089675][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  644.089677][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  644.089679][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  644.089682][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  644.089684][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  644.089686][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  644.089688][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  644.089690][   T70]  process_one_work (kernel/workqueue.c:3387)
[  644.089693][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  644.089696][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  644.089698][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  644.089701][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  644.089703][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  644.089705][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  644.089707][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  644.089709][   T70]  kthread (kernel/kthread.c:436)
[  644.089710][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  644.089712][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  644.089714][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  644.089716][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  644.089718][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  644.089721][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  644.089723][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  645.594750][T13539] softirqs last disabled at (0): 0x0
| [  645.594752][T13539] Preemption disabled at:
| [  645.594753][T13539] vprintk_emit (kernel/printk/printk.c:2471)
| [  645.594764][T13539] Tainted: [W]=WARN
[  645.594765][T13539] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  645.594767][T13539] Call Trace:
[  645.594769][T13539]  <TASK>
[  645.594770][T13539]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  645.594776][T13539]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  645.594777][T13539]  __might_resched.cold (kernel/sched/core.c:9234)
[  645.594781][T13539]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  645.594784][T13539]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  645.594787][T13539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  645.594790][T13539]  __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))
[  645.594792][T13539]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  645.594795][T13539]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  645.594800][T13539]  ? 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)
[  645.594802][T13539]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  645.594805][T13539]  put_chars (drivers/char/virtio_console.c:1176)
[  645.594807][T13539]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  645.594809][T13539]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  645.594812][T13539]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  645.594816][T13539]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  645.594818][T13539]  ? vsnprintf (lib/vsprintf.c:2900)
[  645.594822][T13539]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  645.594824][T13539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  645.594825][T13539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  645.594827][T13539]  console_emit_next_record (kernel/printk/printk.c:3183)
[  645.594837][T13539]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  645.594839][T13539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  645.594840][T13539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  645.594841][T13539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  645.594842][T13539]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  645.594845][T13539]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  645.594847][T13539]  console_flush_one_record (kernel/printk/printk.c:3268)
[  645.594850][T13539]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  645.594853][T13539]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  645.594855][T13539]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  645.594857][T13539]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  645.594859][T13539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  645.594860][T13539]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  645.594862][T13539]  ? 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)
[  645.594863][T13539]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  645.594865][T13539]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  645.594867][T13539]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  645.594868][T13539]  vprintk_emit (kernel/printk/printk.c:2479)
[  645.594870][T13539]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  645.594872][T13539]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  645.594873][T13539]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  645.594877][T13539]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  645.594878][T13539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  645.594880][T13539]  _printk (kernel/printk/printk.c:2504)
[  645.594883][T13539]  ? snapshot_read.cold (user.c:?)
[  645.594885][T13539]  ? br_multicast_flood (??:?)
[  645.594888][T13539]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  645.594891][T13539]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  645.594893][T13539]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  645.594895][T13539]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  645.594898][T13539]  br_init_port (net/bridge/br_stp_if.c:39)
[  645.594900][T13539]  new_nbp (net/bridge/br_if.c:449)
[  645.594902][T13539]  br_add_if (net/bridge/br_if.c:592)
[  645.594904][T13539]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  645.594909][T13539]  do_set_master (net/core/rtnetlink.c:3071)
[  645.594911][T13539]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  645.594913][T13539]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  645.594914][T13539]  ? __dev_get_by_name (net/core/dev.c:905)
[  645.594916][T13539]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  645.594920][T13539]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  645.594923][T13539]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  645.594925][T13539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  645.594927][T13539]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  645.594928][T13539]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  645.594930][T13539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  645.594931][T13539]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  645.594934][T13539]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  645.594936][T13539]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  645.594938][T13539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  645.594940][T13539]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  645.594941][T13539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  645.594943][T13539]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  645.594944][T13539]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  645.594946][T13539]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  645.594948][T13539]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  645.594949][T13539]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  645.594953][T13539]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  645.594956][T13539]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  645.594958][T13539]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  645.594960][T13539]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  645.594961][T13539]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  645.594965][T13539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  645.594966][T13539]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  645.594968][T13539]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  645.594971][T13539]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  645.594973][T13539]  ? next_uptodate_folio (mm/filemap.c:3747)
[  645.594976][T13539]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  645.594979][T13539]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  645.594981][T13539]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  645.594982][T13539]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  645.594986][T13539]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  645.594989][T13539]  ____sys_sendmsg (net/socket.c:2713)
[  645.594991][T13539]  ? copy_msghdr_from_user (net/socket.c:2650)
[  645.594993][T13539]  ? sock_write_iter (net/socket.c:1269)
[  645.594994][T13539]  ? move_addr_to_kernel (net/socket.c:258)
[  645.594997][T13539]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  645.594999][T13539]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  645.595001][T13539]  ___sys_sendmsg (net/socket.c:2767)
[  645.595003][T13539]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  645.595005][T13539]  ? copy_msghdr_from_user (net/socket.c:2619)
[  645.595007][T13539]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  645.595012][T13539]  __sys_sendmsg (net/socket.c:2799)
[  645.595014][T13539]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  645.595017][T13539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  645.595018][T13539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  645.595019][T13539]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  645.595022][T13539]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  645.595024][T13539]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  645.595026][T13539] RIP: 0033:0x7f1eb857354e
[  645.595028][T13539] 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
[  645.595031][T13539] RSP: 002b:00007ffc8d3b4160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  645.595035][T13539] RAX: ffffffffffffffda RBX: 00007ffc8d3b4928 RCX: 00007f1eb857354e
[  645.595037][T13539] RDX: 0000000000000000 RSI: 00007ffc8d3b4210 RDI: 0000000000000005
[  645.595038][T13539] RBP: 00007ffc8d3b4170 R08: 0000000000000000 R09: 0000000000000000
[  645.595039][T13539] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d573
[  645.595040][T13539] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc8d3b48e0
| [  647.322548][T13608] softirqs last disabled at (0): 0x0
| [  647.322555][T13608] Preemption disabled at:
| [  647.322556][T13608] vprintk_emit (kernel/printk/printk.c:2471)
| [  647.322567][T13608] Tainted: [W]=WARN
[  647.322568][T13608] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  647.322570][T13608] Call Trace:
[  647.322571][T13608]  <TASK>
[  647.322573][T13608]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  647.322578][T13608]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  647.322580][T13608]  __might_resched.cold (kernel/sched/core.c:9234)
[  647.322584][T13608]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  647.322588][T13608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  647.322591][T13608]  __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))
[  647.322594][T13608]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  647.322597][T13608]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  647.322602][T13608]  ? 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)
[  647.322604][T13608]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  647.322606][T13608]  put_chars (drivers/char/virtio_console.c:1176)
[  647.322608][T13608]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  647.322609][T13608]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  647.322612][T13608]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  647.322614][T13608]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  647.322619][T13608]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  647.322621][T13608]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  647.322623][T13608]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  647.322626][T13608]  console_emit_next_record (kernel/printk/printk.c:3183)
[  647.322629][T13608]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  647.322631][T13608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  647.322632][T13608]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  647.322634][T13608]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  647.322636][T13608]  console_flush_one_record (kernel/printk/printk.c:3268)
[  647.322639][T13608]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  647.322642][T13608]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  647.322644][T13608]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  647.322645][T13608]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  647.322647][T13608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  647.322648][T13608]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  647.322650][T13608]  ? 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)
[  647.322652][T13608]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  647.322653][T13608]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  647.322656][T13608]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  647.322657][T13608]  vprintk_emit (kernel/printk/printk.c:2479)
[  647.322659][T13608]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  647.322660][T13608]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  647.322663][T13608]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  647.322666][T13608]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  647.322669][T13608]  _printk (kernel/printk/printk.c:2504)
[  647.322672][T13608]  ? snapshot_read.cold (user.c:?)
[  647.322674][T13608]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  647.322677][T13608]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  647.322680][T13608]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  647.322682][T13608]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  647.322685][T13608]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  647.322687][T13608]  ? netdev_notice (net/core/dev.c:13194)
[  647.322690][T13608]  ? 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)
[  647.322691][T13608]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  647.322694][T13608]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  647.322696][T13608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  647.322697][T13608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  647.322698][T13608]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  647.322700][T13608]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  647.322701][T13608]  ? 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)
[  647.322703][T13608]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  647.322704][T13608]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  647.322706][T13608]  ? register_netdev (net/core/dev.c:11618)
[  647.322707][T13608]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  647.322709][T13608]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  647.322712][T13608]  ? __kernel_text_address (kernel/extable.c:79)
[  647.322714][T13608]  ? write_profile (profile.c:?)
[  647.322717][T13608]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  647.322721][T13608]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  647.322722][T13608]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  647.322724][T13608]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  647.322725][T13608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  647.322727][T13608]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  647.322730][T13608]  ? kasan_save_stack (mm/kasan/common.c:58)
[  647.322732][T13608]  ? kasan_save_stack (mm/kasan/common.c:57)
[  647.322733][T13608]  ? kasan_save_track (mm/kasan/common.c:78)
[  647.322735][T13608]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  647.322736][T13608]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  647.322737][T13608]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  647.322739][T13608]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  647.322740][T13608]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  647.322743][T13608]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  647.322745][T13608]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  647.322747][T13608]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  647.322749][T13608]  ? ____sys_sendmsg (net/socket.c:2713)
[  647.322751][T13608]  ? ___sys_sendmsg (net/socket.c:2767)
[  647.322752][T13608]  ? __sys_sendmsg (net/socket.c:2799)
[  647.322754][T13608]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  647.322757][T13608]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  647.322759][T13608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  647.322760][T13608]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  647.322762][T13608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  647.322763][T13608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  647.322764][T13608]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  647.322766][T13608]  ? __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)
[  647.322767][T13608]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  647.322768][T13608]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  647.322770][T13608]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  647.322771][T13608]  ? nla_get_range_signed (lib/nlattr.c:270)
[  647.322775][T13608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  647.322776][T13608]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  647.322778][T13608]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  647.322780][T13608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  647.322782][T13608]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  647.322783][T13608]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  647.322785][T13608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  647.322786][T13608]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  647.322789][T13608]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  647.322790][T13608]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  647.322792][T13608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  647.322793][T13608]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  647.322796][T13608]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  647.322799][T13608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  647.322800][T13608]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  647.322801][T13608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  647.322803][T13608]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  647.322804][T13608]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  647.322806][T13608]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  647.322808][T13608]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  647.322809][T13608]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  647.322812][T13608]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  647.322814][T13608]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  647.322815][T13608]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  647.322817][T13608]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  647.322819][T13608]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  647.322822][T13608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  647.322823][T13608]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  647.322826][T13608]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  647.322828][T13608]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  647.322830][T13608]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  647.322832][T13608]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  647.322834][T13608]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  647.322836][T13608]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  647.322838][T13608]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  647.322840][T13608]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  647.322851][T13608]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  647.322853][T13608]  ____sys_sendmsg (net/socket.c:2713)
[  647.322855][T13608]  ? copy_msghdr_from_user (net/socket.c:2650)
[  647.322857][T13608]  ? sock_write_iter (net/socket.c:1269)
[  647.322858][T13608]  ? move_addr_to_kernel (net/socket.c:258)
[  647.322860][T13608]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  647.322863][T13608]  ___sys_sendmsg (net/socket.c:2767)
[  647.322865][T13608]  ? copy_msghdr_from_user (net/socket.c:2619)
[  647.322870][T13608]  __sys_sendmsg (net/socket.c:2799)
[  647.322872][T13608]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  647.322875][T13608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  647.322877][T13608]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  647.322879][T13608]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  647.322881][T13608]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  647.322882][T13608] RIP: 0033:0x7f279fa6454e
[  647.322884][T13608] 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
[  647.322887][T13608] RSP: 002b:00007ffd49ba6590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  647.322891][T13608] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f279fa6454e
[  647.322893][T13608] RDX: 0000000000000000 RSI: 00007ffd49ba6640 RDI: 0000000000000005
[  647.322894][T13608] RBP: 00007ffd49ba65a0 R08: 0000000000000000 R09: 0000000000000000
[  647.322895][T13608] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d575
[  647.322896][T13608] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd49ba6d00
| [  648.870613][T13658] softirqs last disabled at (0): 0x0
| [  648.870616][T13658] Preemption disabled at:
| [  648.870616][T13658] vprintk_emit (kernel/printk/printk.c:2471)
| [  648.870627][T13658] Tainted: [W]=WARN
[  648.870628][T13658] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  648.870630][T13658] Call Trace:
[  648.870632][T13658]  <TASK>
[  648.870633][T13658]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  648.870639][T13658]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  648.870640][T13658]  __might_resched.cold (kernel/sched/core.c:9234)
[  648.870644][T13658]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  648.870647][T13658]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  648.870650][T13658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  648.870653][T13658]  __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))
[  648.870656][T13658]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  648.870659][T13658]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  648.870665][T13658]  ? 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)
[  648.870666][T13658]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  648.870669][T13658]  put_chars (drivers/char/virtio_console.c:1176)
[  648.870671][T13658]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  648.870673][T13658]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  648.870676][T13658]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  648.870681][T13658]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  648.870683][T13658]  ? vsnprintf (lib/vsprintf.c:2900)
[  648.870686][T13658]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  648.870688][T13658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  648.870689][T13658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  648.870691][T13658]  console_emit_next_record (kernel/printk/printk.c:3183)
[  648.870694][T13658]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  648.870697][T13658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  648.870698][T13658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  648.870699][T13658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  648.870700][T13658]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  648.870703][T13658]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  648.870705][T13658]  console_flush_one_record (kernel/printk/printk.c:3268)
[  648.870707][T13658]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  648.870711][T13658]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  648.870713][T13658]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  648.870714][T13658]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  648.870716][T13658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  648.870718][T13658]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  648.870719][T13658]  ? 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)
[  648.870721][T13658]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  648.870723][T13658]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  648.870725][T13658]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  648.870726][T13658]  vprintk_emit (kernel/printk/printk.c:2479)
[  648.870728][T13658]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  648.870730][T13658]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  648.870732][T13658]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  648.870735][T13658]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  648.870736][T13658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  648.870738][T13658]  _printk (kernel/printk/printk.c:2504)
[  648.870741][T13658]  ? snapshot_read.cold (user.c:?)
[  648.870743][T13658]  ? br_multicast_flood (??:?)
[  648.870747][T13658]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  648.870750][T13658]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  648.870751][T13658]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  648.870753][T13658]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  648.870756][T13658]  br_init_port (net/bridge/br_stp_if.c:39)
[  648.870758][T13658]  new_nbp (net/bridge/br_if.c:449)
[  648.870761][T13658]  br_add_if (net/bridge/br_if.c:592)
[  648.870763][T13658]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  648.870767][T13658]  do_set_master (net/core/rtnetlink.c:3071)
[  648.870769][T13658]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  648.870771][T13658]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  648.870772][T13658]  ? __dev_get_by_name (net/core/dev.c:905)
[  648.870774][T13658]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  648.870778][T13658]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  648.870781][T13658]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  648.870783][T13658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  648.870785][T13658]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  648.870786][T13658]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  648.870788][T13658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  648.870789][T13658]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  648.870792][T13658]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  648.870794][T13658]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  648.870797][T13658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  648.870798][T13658]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  648.870800][T13658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  648.870801][T13658]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  648.870803][T13658]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  648.870805][T13658]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  648.870806][T13658]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  648.870808][T13658]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  648.870812][T13658]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  648.870815][T13658]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  648.870817][T13658]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  648.870819][T13658]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  648.870820][T13658]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  648.870823][T13658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  648.870825][T13658]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  648.870827][T13658]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  648.870829][T13658]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  648.870832][T13658]  ? next_uptodate_folio (mm/filemap.c:3747)
[  648.870835][T13658]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  648.870837][T13658]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  648.870839][T13658]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  648.870841][T13658]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  648.870845][T13658]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  648.870848][T13658]  ____sys_sendmsg (net/socket.c:2713)
[  648.870850][T13658]  ? copy_msghdr_from_user (net/socket.c:2650)
[  648.870852][T13658]  ? sock_write_iter (net/socket.c:1269)
[  648.870853][T13658]  ? move_addr_to_kernel (net/socket.c:258)
[  648.870862][T13658]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  648.870865][T13658]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  648.870867][T13658]  ___sys_sendmsg (net/socket.c:2767)
[  648.870869][T13658]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  648.870871][T13658]  ? copy_msghdr_from_user (net/socket.c:2619)
[  648.870873][T13658]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  648.870878][T13658]  __sys_sendmsg (net/socket.c:2799)
[  648.870881][T13658]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  648.870883][T13658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  648.870885][T13658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  648.870886][T13658]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  648.870889][T13658]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  648.870891][T13658]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  648.870893][T13658] RIP: 0033:0x7f331049a54e
[  648.870896][T13658] 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
[  648.870898][T13658] RSP: 002b:00007ffc03e997f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  648.870902][T13658] RAX: ffffffffffffffda RBX: 00007ffc03e99fb8 RCX: 00007f331049a54e
[  648.870904][T13658] RDX: 0000000000000000 RSI: 00007ffc03e998a0 RDI: 0000000000000005
[  648.870905][T13658] RBP: 00007ffc03e99800 R08: 0000000000000000 R09: 0000000000000000
[  648.870906][T13658] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d577
[  648.870907][T13658] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc03e99f70
| [  655.185689][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  655.185691][   T70] Preemption disabled at:
| [  655.185692][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  655.185703][   T70] Tainted: [W]=WARN
[  655.185704][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  655.185706][   T70] Workqueue: netns cleanup_net
[  655.185712][   T70] Call Trace:
[  655.185714][   T70]  <TASK>
[  655.185716][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  655.185721][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  655.185723][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  655.185727][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  655.185729][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  655.185733][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  655.185735][   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))
[  655.185738][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  655.185742][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  655.185746][   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)
[  655.185748][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  655.185751][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  655.185752][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  655.185754][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  655.185757][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  655.185762][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  655.185764][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  655.185766][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  655.185768][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  655.185769][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  655.185771][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  655.185774][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  655.185776][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  655.185777][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  655.185778][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  655.185780][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  655.185782][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  655.185784][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  655.185787][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  655.185790][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  655.185792][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  655.185793][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  655.185795][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  655.185796][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  655.185798][   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)
[  655.185800][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  655.185802][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  655.185803][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  655.185805][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  655.185807][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  655.185808][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  655.185810][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  655.185813][   T70]  ? kthread (kernel/kthread.c:436)
[  655.185815][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  655.185818][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  655.185821][   T70]  _printk (kernel/printk/printk.c:2504)
[  655.185824][   T70]  ? snapshot_read.cold (user.c:?)
[  655.185826][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  655.185830][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  655.185832][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  655.185834][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  655.185837][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  655.185838][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  655.185840][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  655.185843][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  655.185844][   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)
[  655.185846][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  655.185848][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  655.185851][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  655.185855][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  655.185857][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  655.185859][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  655.185862][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  655.185864][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  655.185866][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  655.185868][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  655.185870][   T70]  ? update_load_avg (kernel/sched/fair.c:5864)
[  655.185873][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  655.185875][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  655.185876][   T70]  process_one_work (kernel/workqueue.c:3387)
[  655.185879][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  655.185882][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  655.185885][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  655.185887][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  655.185889][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  655.185891][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  655.185894][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  655.185895][   T70]  kthread (kernel/kthread.c:436)
[  655.185897][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  655.185899][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  655.185901][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  655.185903][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  655.185905][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  655.185908][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  655.185910][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  656.231427][T13748] softirqs last disabled at (0): 0x0
| [  656.231429][T13748] Preemption disabled at:
| [  656.231430][T13748] vprintk_emit (kernel/printk/printk.c:2471)
| [  656.231440][T13748] Tainted: [W]=WARN
[  656.231441][T13748] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  656.231443][T13748] Call Trace:
[  656.231445][T13748]  <TASK>
[  656.231446][T13748]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  656.231452][T13748]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  656.231454][T13748]  __might_resched.cold (kernel/sched/core.c:9234)
[  656.231458][T13748]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  656.231461][T13748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  656.231464][T13748]  __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))
[  656.231467][T13748]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  656.231470][T13748]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  656.231475][T13748]  ? 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)
[  656.231477][T13748]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  656.231480][T13748]  put_chars (drivers/char/virtio_console.c:1176)
[  656.231481][T13748]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  656.231483][T13748]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  656.231485][T13748]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  656.231487][T13748]  ? pointer (lib/vsprintf.c:2577)
[  656.231491][T13748]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  656.231495][T13748]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  656.231497][T13748]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  656.231499][T13748]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  656.231502][T13748]  console_emit_next_record (kernel/printk/printk.c:3183)
[  656.231505][T13748]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  656.231507][T13748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  656.231508][T13748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  656.231509][T13748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  656.231511][T13748]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  656.231513][T13748]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  656.231515][T13748]  console_flush_one_record (kernel/printk/printk.c:3268)
[  656.231517][T13748]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  656.231520][T13748]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  656.231523][T13748]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  656.231524][T13748]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  656.231526][T13748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  656.231527][T13748]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  656.231529][T13748]  ? 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)
[  656.231531][T13748]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  656.231532][T13748]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  656.231534][T13748]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  656.231536][T13748]  vprintk_emit (kernel/printk/printk.c:2479)
[  656.231538][T13748]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  656.231539][T13748]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  656.231541][T13748]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  656.231545][T13748]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  656.231547][T13748]  _printk (kernel/printk/printk.c:2504)
[  656.231554][T13748]  ? snapshot_read.cold (user.c:?)
[  656.231556][T13748]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  656.231558][T13748]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  656.231561][T13748]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  656.231564][T13748]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  656.231567][T13748]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  656.231569][T13748]  ? netdev_notice (net/core/dev.c:13194)
[  656.231572][T13748]  ? 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)
[  656.231574][T13748]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  656.231576][T13748]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  656.231578][T13748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  656.231579][T13748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  656.231580][T13748]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  656.231582][T13748]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  656.231584][T13748]  ? 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)
[  656.231585][T13748]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  656.231586][T13748]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  656.231588][T13748]  ? register_netdev (net/core/dev.c:11618)
[  656.231590][T13748]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  656.231592][T13748]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  656.231594][T13748]  ? __kernel_text_address (kernel/extable.c:79)
[  656.231597][T13748]  ? write_profile (profile.c:?)
[  656.231600][T13748]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  656.231604][T13748]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  656.231606][T13748]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  656.231608][T13748]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  656.231609][T13748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  656.231610][T13748]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  656.231614][T13748]  ? kasan_save_stack (mm/kasan/common.c:58)
[  656.231616][T13748]  ? kasan_save_stack (mm/kasan/common.c:57)
[  656.231617][T13748]  ? kasan_save_track (mm/kasan/common.c:78)
[  656.231618][T13748]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  656.231619][T13748]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  656.231621][T13748]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  656.231622][T13748]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  656.231623][T13748]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  656.231627][T13748]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  656.231628][T13748]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  656.231630][T13748]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  656.231633][T13748]  ? ____sys_sendmsg (net/socket.c:2713)
[  656.231634][T13748]  ? ___sys_sendmsg (net/socket.c:2767)
[  656.231636][T13748]  ? __sys_sendmsg (net/socket.c:2799)
[  656.231638][T13748]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  656.231640][T13748]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  656.231643][T13748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  656.231644][T13748]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  656.231646][T13748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  656.231647][T13748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  656.231648][T13748]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  656.231649][T13748]  ? __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)
[  656.231651][T13748]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  656.231652][T13748]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  656.231654][T13748]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  656.231655][T13748]  ? nla_get_range_signed (lib/nlattr.c:270)
[  656.231658][T13748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  656.231660][T13748]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  656.231662][T13748]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  656.231664][T13748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  656.231665][T13748]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  656.231667][T13748]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  656.231668][T13748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  656.231670][T13748]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  656.231672][T13748]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  656.231673][T13748]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  656.231675][T13748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  656.231676][T13748]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  656.231680][T13748]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  656.231682][T13748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  656.231684][T13748]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  656.231685][T13748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  656.231687][T13748]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  656.231688][T13748]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  656.231690][T13748]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  656.231691][T13748]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  656.231693][T13748]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  656.231696][T13748]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  656.231697][T13748]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  656.231699][T13748]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  656.231701][T13748]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  656.231702][T13748]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  656.231706][T13748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  656.231707][T13748]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  656.231709][T13748]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  656.231711][T13748]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  656.231713][T13748]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  656.231715][T13748]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  656.231717][T13748]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  656.231719][T13748]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  656.231721][T13748]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  656.231723][T13748]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  656.231726][T13748]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  656.231728][T13748]  ____sys_sendmsg (net/socket.c:2713)
[  656.231729][T13748]  ? copy_msghdr_from_user (net/socket.c:2650)
[  656.231731][T13748]  ? sock_write_iter (net/socket.c:1269)
[  656.231733][T13748]  ? move_addr_to_kernel (net/socket.c:258)
[  656.231734][T13748]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  656.231737][T13748]  ___sys_sendmsg (net/socket.c:2767)
[  656.231739][T13748]  ? copy_msghdr_from_user (net/socket.c:2619)
[  656.231744][T13748]  __sys_sendmsg (net/socket.c:2799)
[  656.231746][T13748]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  656.231749][T13748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  656.231751][T13748]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  656.231753][T13748]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  656.231755][T13748]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  656.231756][T13748] RIP: 0033:0x7f608369a54e
[  656.231759][T13748] 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
[  656.231761][T13748] RSP: 002b:00007ffcd4b33020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  656.231765][T13748] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f608369a54e
[  656.231767][T13748] RDX: 0000000000000000 RSI: 00007ffcd4b330d0 RDI: 0000000000000005
[  656.231768][T13748] RBP: 00007ffcd4b33030 R08: 0000000000000000 R09: 0000000000000000
[  656.231769][T13748] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d57e
[  656.231770][T13748] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd4b33790
| [  657.683886][T13823] softirqs last disabled at (0): 0x0
| [  657.683888][T13823] Preemption disabled at:
| [  657.683889][T13823] vprintk_emit (kernel/printk/printk.c:2471)
| [  657.683899][T13823] Tainted: [W]=WARN
[  657.683901][T13823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  657.683902][T13823] Call Trace:
[  657.683904][T13823]  <TASK>
[  657.683905][T13823]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  657.683911][T13823]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  657.683913][T13823]  __might_resched.cold (kernel/sched/core.c:9234)
[  657.683917][T13823]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  657.683920][T13823]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  657.683923][T13823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  657.683926][T13823]  __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))
[  657.683929][T13823]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  657.683932][T13823]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  657.683944][T13823]  ? 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)
[  657.683946][T13823]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  657.683949][T13823]  put_chars (drivers/char/virtio_console.c:1176)
[  657.683951][T13823]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  657.683953][T13823]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  657.683956][T13823]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  657.683960][T13823]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  657.683962][T13823]  ? vsnprintf (lib/vsprintf.c:2900)
[  657.683966][T13823]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  657.683968][T13823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  657.683969][T13823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  657.683971][T13823]  console_emit_next_record (kernel/printk/printk.c:3183)
[  657.683974][T13823]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  657.683976][T13823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  657.683977][T13823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  657.683978][T13823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  657.683980][T13823]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  657.683982][T13823]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  657.683984][T13823]  console_flush_one_record (kernel/printk/printk.c:3268)
[  657.683987][T13823]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  657.683990][T13823]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  657.683992][T13823]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  657.683993][T13823]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  657.683995][T13823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  657.683996][T13823]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  657.683998][T13823]  ? 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)
[  657.683999][T13823]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  657.684001][T13823]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  657.684003][T13823]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  657.684005][T13823]  vprintk_emit (kernel/printk/printk.c:2479)
[  657.684007][T13823]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  657.684008][T13823]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  657.684010][T13823]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  657.684013][T13823]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  657.684014][T13823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  657.684016][T13823]  _printk (kernel/printk/printk.c:2504)
[  657.684019][T13823]  ? snapshot_read.cold (user.c:?)
[  657.684021][T13823]  ? br_multicast_flood (??:?)
[  657.684025][T13823]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  657.684028][T13823]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  657.684029][T13823]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  657.684031][T13823]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  657.684034][T13823]  br_init_port (net/bridge/br_stp_if.c:39)
[  657.684036][T13823]  new_nbp (net/bridge/br_if.c:449)
[  657.684039][T13823]  br_add_if (net/bridge/br_if.c:592)
[  657.684041][T13823]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  657.684045][T13823]  do_set_master (net/core/rtnetlink.c:3071)
[  657.684047][T13823]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  657.684049][T13823]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  657.684050][T13823]  ? __dev_get_by_name (net/core/dev.c:905)
[  657.684052][T13823]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  657.684057][T13823]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  657.684059][T13823]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  657.684062][T13823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  657.684063][T13823]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  657.684064][T13823]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  657.684066][T13823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  657.684068][T13823]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  657.684070][T13823]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  657.684072][T13823]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  657.684075][T13823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  657.684076][T13823]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  657.684078][T13823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  657.684079][T13823]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  657.684081][T13823]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  657.684083][T13823]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  657.684084][T13823]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  657.684086][T13823]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  657.684090][T13823]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  657.684093][T13823]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  657.684094][T13823]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  657.684096][T13823]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  657.684098][T13823]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  657.684101][T13823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  657.684102][T13823]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  657.684105][T13823]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  657.684107][T13823]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  657.684109][T13823]  ? next_uptodate_folio (mm/filemap.c:3747)
[  657.684112][T13823]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  657.684114][T13823]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  657.684117][T13823]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  657.684118][T13823]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  657.684122][T13823]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  657.684124][T13823]  ____sys_sendmsg (net/socket.c:2713)
[  657.684126][T13823]  ? copy_msghdr_from_user (net/socket.c:2650)
[  657.684128][T13823]  ? sock_write_iter (net/socket.c:1269)
[  657.684130][T13823]  ? move_addr_to_kernel (net/socket.c:258)
[  657.684132][T13823]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  657.684135][T13823]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  657.684137][T13823]  ___sys_sendmsg (net/socket.c:2767)
[  657.684138][T13823]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  657.684140][T13823]  ? copy_msghdr_from_user (net/socket.c:2619)
[  657.684142][T13823]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  657.684147][T13823]  __sys_sendmsg (net/socket.c:2799)
[  657.684149][T13823]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  657.684152][T13823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  657.684153][T13823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  657.684155][T13823]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  657.684157][T13823]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  657.684160][T13823]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  657.684162][T13823] RIP: 0033:0x7fa10c39b54e
[  657.684164][T13823] 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
[  657.684167][T13823] RSP: 002b:00007ffd66332670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  657.684171][T13823] RAX: ffffffffffffffda RBX: 00007ffd66332e38 RCX: 00007fa10c39b54e
[  657.684172][T13823] RDX: 0000000000000000 RSI: 00007ffd66332720 RDI: 0000000000000005
[  657.684173][T13823] RBP: 00007ffd66332680 R08: 0000000000000000 R09: 0000000000000000
[  657.684174][T13823] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d57f
[  657.684175][T13823] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd66332df0
| [  659.189584][T13889] softirqs last disabled at (0): 0x0
| [  659.189588][T13889] Preemption disabled at:
| [  659.189589][T13889] vprintk_emit (kernel/printk/printk.c:2471)
| [  659.189607][T13889] Tainted: [W]=WARN
[  659.189609][T13889] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  659.189612][T13889] Call Trace:
[  659.189615][T13889]  <TASK>
[  659.189619][T13889]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  659.189631][T13889]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  659.189639][T13889]  __might_resched.cold (kernel/sched/core.c:9234)
[  659.189645][T13889]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  659.189649][T13889]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  659.189658][T13889]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  659.189663][T13889]  __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))
[  659.189671][T13889]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  659.189676][T13889]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  659.189683][T13889]  ? 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)
[  659.189686][T13889]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  659.189690][T13889]  put_chars (drivers/char/virtio_console.c:1176)
[  659.189698][T13889]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  659.189702][T13889]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  659.189711][T13889]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  659.189721][T13889]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  659.189724][T13889]  ? vsnprintf (lib/vsprintf.c:2900)
[  659.189733][T13889]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  659.189736][T13889]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  659.189738][T13889]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  659.189744][T13889]  console_emit_next_record (kernel/printk/printk.c:3183)
[  659.189751][T13889]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  659.189754][T13889]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  659.189756][T13889]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  659.189758][T13889]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  659.189760][T13889]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  659.189764][T13889]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  659.189771][T13889]  console_flush_one_record (kernel/printk/printk.c:3268)
[  659.189778][T13889]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  659.189787][T13889]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  659.189793][T13889]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  659.189796][T13889]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  659.189799][T13889]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  659.189801][T13889]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  659.189808][T13889]  ? 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)
[  659.189811][T13889]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  659.189814][T13889]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  659.189821][T13889]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  659.189825][T13889]  vprintk_emit (kernel/printk/printk.c:2479)
[  659.189829][T13889]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  659.189831][T13889]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  659.189834][T13889]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  659.189838][T13889]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  659.189840][T13889]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  659.189848][T13889]  _printk (kernel/printk/printk.c:2504)
[  659.189855][T13889]  ? snapshot_read.cold (user.c:?)
[  659.189863][T13889]  ? br_multicast_flood (??:?)
[  659.189869][T13889]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  659.189873][T13889]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  659.189875][T13889]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  659.189882][T13889]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  659.189888][T13889]  br_init_port (net/bridge/br_stp_if.c:39)
[  659.189895][T13889]  new_nbp (net/bridge/br_if.c:449)
[  659.189900][T13889]  br_add_if (net/bridge/br_if.c:592)
[  659.189903][T13889]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  659.189909][T13889]  do_set_master (net/core/rtnetlink.c:3071)
[  659.189913][T13889]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  659.189917][T13889]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  659.189923][T13889]  ? __dev_get_by_name (net/core/dev.c:905)
[  659.189927][T13889]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  659.189938][T13889]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  659.189946][T13889]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  659.189959][T13889]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  659.189964][T13889]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  659.189968][T13889]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  659.189971][T13889]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  659.189975][T13889]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  659.189982][T13889]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  659.189985][T13889]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  659.189989][T13889]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  659.189991][T13889]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  659.189994][T13889]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  659.189996][T13889]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  659.189999][T13889]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  659.190007][T13889]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  659.190010][T13889]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  659.190017][T13889]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  659.190027][T13889]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  659.190032][T13889]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  659.190035][T13889]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  659.190041][T13889]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  659.190045][T13889]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  659.190051][T13889]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  659.190056][T13889]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  659.190060][T13889]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  659.190064][T13889]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  659.190067][T13889]  ? next_uptodate_folio (mm/filemap.c:3747)
[  659.190072][T13889]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  659.190077][T13889]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  659.190084][T13889]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  659.190089][T13889]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  659.190099][T13889]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  659.190105][T13889]  ____sys_sendmsg (net/socket.c:2713)
[  659.190108][T13889]  ? copy_msghdr_from_user (net/socket.c:2650)
[  659.190112][T13889]  ? sock_write_iter (net/socket.c:1269)
[  659.190117][T13889]  ? move_addr_to_kernel (net/socket.c:258)
[  659.190122][T13889]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  659.190130][T13889]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  659.190134][T13889]  ___sys_sendmsg (net/socket.c:2767)
[  659.190138][T13889]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  659.190141][T13889]  ? copy_msghdr_from_user (net/socket.c:2619)
[  659.190144][T13889]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  659.190153][T13889]  __sys_sendmsg (net/socket.c:2799)
[  659.190159][T13889]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  659.190169][T13889]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  659.190175][T13889]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  659.190178][T13889]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  659.190182][T13889]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  659.190186][T13889]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  659.190192][T13889] RIP: 0033:0x7fb9b703c54e
[  659.190197][T13889] 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
[  659.190200][T13889] RSP: 002b:00007ffca53baac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  659.190208][T13889] RAX: ffffffffffffffda RBX: 00007ffca53bb288 RCX: 00007fb9b703c54e
[  659.190211][T13889] RDX: 0000000000000000 RSI: 00007ffca53bab70 RDI: 0000000000000005
[  659.190213][T13889] RBP: 00007ffca53baad0 R08: 0000000000000000 R09: 0000000000000000
[  659.190214][T13889] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d581
[  659.190216][T13889] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffca53bb240
| [  666.181322][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  666.181324][   T70] Preemption disabled at:
| [  666.181325][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  666.181336][   T70] Tainted: [W]=WARN
[  666.181338][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  666.181340][   T70] Workqueue: netns cleanup_net
[  666.181346][   T70] Call Trace:
[  666.181348][   T70]  <TASK>
[  666.181350][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  666.181356][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  666.181357][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  666.181361][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  666.181363][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  666.181367][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  666.181369][   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))
[  666.181373][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  666.181376][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  666.181380][   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)
[  666.181382][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  666.181385][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  666.181387][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  666.181389][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  666.181392][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  666.181396][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  666.181398][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  666.181401][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  666.181403][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  666.181404][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  666.181406][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  666.181409][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  666.181411][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  666.181412][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  666.181413][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  666.181415][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  666.181417][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  666.181419][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  666.181422][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  666.181425][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  666.181427][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  666.181428][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  666.181430][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  666.181431][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  666.181433][   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)
[  666.181435][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  666.181436][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  666.181439][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  666.181440][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  666.181442][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  666.181443][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  666.181445][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  666.181448][   T70]  ? kthread (kernel/kthread.c:436)
[  666.181451][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  666.181454][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  666.181456][   T70]  _printk (kernel/printk/printk.c:2504)
[  666.181459][   T70]  ? snapshot_read.cold (user.c:?)
[  666.181462][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  666.181465][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  666.181468][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  666.181470][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  666.181472][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  666.181474][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  666.181475][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  666.181478][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  666.181480][   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)
[  666.181482][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  666.181484][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  666.181487][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  666.181490][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  666.181493][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  666.181495][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  666.181498][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  666.181500][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  666.181502][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  666.181504][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  666.181506][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  666.181508][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  666.181510][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  666.181511][   T70]  process_one_work (kernel/workqueue.c:3387)
[  666.181514][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  666.181517][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  666.181520][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  666.181522][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  666.181524][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  666.181527][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  666.181529][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  666.181530][   T70]  kthread (kernel/kthread.c:436)
[  666.181532][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  666.181534][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  666.181536][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  666.181538][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  666.181540][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  666.181543][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  666.181545][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  667.553365][T14054] softirqs last disabled at (0): 0x0
| [  667.553367][T14054] Preemption disabled at:
| [  667.553368][T14054] vprintk_emit (kernel/printk/printk.c:2471)
| [  667.553378][T14054] Tainted: [W]=WARN
[  667.553380][T14054] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  667.553382][T14054] Call Trace:
[  667.553383][T14054]  <TASK>
[  667.553384][T14054]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  667.553391][T14054]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  667.553392][T14054]  __might_resched.cold (kernel/sched/core.c:9234)
[  667.553396][T14054]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  667.553398][T14054]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  667.553401][T14054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.553404][T14054]  __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))
[  667.553407][T14054]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  667.553410][T14054]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  667.553415][T14054]  ? 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)
[  667.553417][T14054]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  667.553419][T14054]  put_chars (drivers/char/virtio_console.c:1176)
[  667.553421][T14054]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  667.553423][T14054]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  667.553426][T14054]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  667.553430][T14054]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  667.553432][T14054]  ? vsnprintf (lib/vsprintf.c:2900)
[  667.553436][T14054]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  667.553437][T14054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.553438][T14054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.553440][T14054]  console_emit_next_record (kernel/printk/printk.c:3183)
[  667.553443][T14054]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  667.553445][T14054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.553447][T14054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.553448][T14054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.553449][T14054]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  667.553451][T14054]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  667.553453][T14054]  console_flush_one_record (kernel/printk/printk.c:3268)
[  667.553456][T14054]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  667.553459][T14054]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  667.553461][T14054]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  667.553463][T14054]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  667.553465][T14054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.553466][T14054]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  667.553467][T14054]  ? 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)
[  667.553469][T14054]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  667.553471][T14054]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  667.553473][T14054]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  667.553474][T14054]  vprintk_emit (kernel/printk/printk.c:2479)
[  667.553477][T14054]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  667.553478][T14054]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  667.553480][T14054]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  667.553483][T14054]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  667.553484][T14054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.553486][T14054]  _printk (kernel/printk/printk.c:2504)
[  667.553489][T14054]  ? snapshot_read.cold (user.c:?)
[  667.553491][T14054]  ? br_multicast_flood (??:?)
[  667.553494][T14054]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  667.553497][T14054]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  667.553498][T14054]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  667.553500][T14054]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  667.553504][T14054]  br_init_port (net/bridge/br_stp_if.c:39)
[  667.553506][T14054]  new_nbp (net/bridge/br_if.c:449)
[  667.553508][T14054]  br_add_if (net/bridge/br_if.c:592)
[  667.553510][T14054]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  667.553514][T14054]  do_set_master (net/core/rtnetlink.c:3071)
[  667.553516][T14054]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  667.553518][T14054]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  667.553519][T14054]  ? __dev_get_by_name (net/core/dev.c:905)
[  667.553521][T14054]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  667.553525][T14054]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  667.553528][T14054]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  667.553530][T14054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.553532][T14054]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  667.553533][T14054]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  667.553535][T14054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.553536][T14054]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  667.553539][T14054]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  667.553541][T14054]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  667.553544][T14054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.553545][T14054]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  667.553546][T14054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.553548][T14054]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  667.553549][T14054]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  667.553551][T14054]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  667.553553][T14054]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  667.553554][T14054]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  667.553558][T14054]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  667.553561][T14054]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  667.553563][T14054]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  667.553565][T14054]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  667.553566][T14054]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  667.553569][T14054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.553571][T14054]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  667.553573][T14054]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  667.553575][T14054]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  667.553577][T14054]  ? next_uptodate_folio (mm/filemap.c:3747)
[  667.553580][T14054]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  667.553583][T14054]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  667.553585][T14054]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  667.553587][T14054]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  667.553590][T14054]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  667.553593][T14054]  ____sys_sendmsg (net/socket.c:2713)
[  667.553595][T14054]  ? copy_msghdr_from_user (net/socket.c:2650)
[  667.553597][T14054]  ? sock_write_iter (net/socket.c:1269)
[  667.553598][T14054]  ? move_addr_to_kernel (net/socket.c:258)
[  667.553601][T14054]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  667.553603][T14054]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  667.553605][T14054]  ___sys_sendmsg (net/socket.c:2767)
[  667.553607][T14054]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  667.553608][T14054]  ? copy_msghdr_from_user (net/socket.c:2619)
[  667.553610][T14054]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  667.553615][T14054]  __sys_sendmsg (net/socket.c:2799)
[  667.553617][T14054]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  667.553620][T14054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.553621][T14054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.553623][T14054]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  667.553625][T14054]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  667.553627][T14054]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  667.553630][T14054] RIP: 0033:0x7f193bfe954e
[  667.553632][T14054] 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
[  667.553634][T14054] RSP: 002b:00007ffe69e24550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  667.553638][T14054] RAX: ffffffffffffffda RBX: 00007ffe69e24d18 RCX: 00007f193bfe954e
[  667.553640][T14054] RDX: 0000000000000000 RSI: 00007ffe69e24600 RDI: 0000000000000005
[  667.553641][T14054] RBP: 00007ffe69e24560 R08: 0000000000000000 R09: 0000000000000000
[  667.553642][T14054] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d589
[  667.553643][T14054] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe69e24cd0
| [  669.266174][T14123] softirqs last disabled at (0): 0x0
| [  669.266176][T14123] Preemption disabled at:
| [  669.266177][T14123] vprintk_emit (kernel/printk/printk.c:2471)
| [  669.266187][T14123] Tainted: [W]=WARN
[  669.266188][T14123] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  669.266190][T14123] Call Trace:
[  669.266192][T14123]  <TASK>
[  669.266193][T14123]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  669.266199][T14123]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  669.266200][T14123]  __might_resched.cold (kernel/sched/core.c:9234)
[  669.266204][T14123]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  669.266208][T14123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  669.266211][T14123]  __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))
[  669.266213][T14123]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  669.266216][T14123]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  669.266222][T14123]  ? 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)
[  669.266223][T14123]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  669.266226][T14123]  put_chars (drivers/char/virtio_console.c:1176)
[  669.266228][T14123]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  669.266229][T14123]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  669.266231][T14123]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  669.266234][T14123]  ? pointer (lib/vsprintf.c:2577)
[  669.266237][T14123]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  669.266242][T14123]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  669.266244][T14123]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  669.266246][T14123]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  669.266249][T14123]  console_emit_next_record (kernel/printk/printk.c:3183)
[  669.266252][T14123]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  669.266254][T14123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  669.266255][T14123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  669.266256][T14123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  669.266258][T14123]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  669.266260][T14123]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  669.266263][T14123]  console_flush_one_record (kernel/printk/printk.c:3268)
[  669.266267][T14123]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  669.266271][T14123]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  669.266274][T14123]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  669.266276][T14123]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  669.266278][T14123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  669.266279][T14123]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  669.266281][T14123]  ? 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)
[  669.266283][T14123]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  669.266285][T14123]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  669.266287][T14123]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  669.266289][T14123]  vprintk_emit (kernel/printk/printk.c:2479)
[  669.266291][T14123]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  669.266292][T14123]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  669.266295][T14123]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  669.266298][T14123]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  669.266300][T14123]  _printk (kernel/printk/printk.c:2504)
[  669.266304][T14123]  ? snapshot_read.cold (user.c:?)
[  669.266306][T14123]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  669.266308][T14123]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  669.266311][T14123]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  669.266313][T14123]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  669.266317][T14123]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  669.266319][T14123]  ? netdev_notice (net/core/dev.c:13194)
[  669.266322][T14123]  ? 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)
[  669.266324][T14123]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  669.266326][T14123]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  669.266328][T14123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  669.266329][T14123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  669.266330][T14123]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  669.266332][T14123]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  669.266334][T14123]  ? 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)
[  669.266335][T14123]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  669.266337][T14123]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  669.266339][T14123]  ? register_netdev (net/core/dev.c:11618)
[  669.266340][T14123]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  669.266342][T14123]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  669.266345][T14123]  ? __kernel_text_address (kernel/extable.c:79)
[  669.266348][T14123]  ? write_profile (profile.c:?)
[  669.266351][T14123]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  669.266355][T14123]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  669.266357][T14123]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  669.266359][T14123]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  669.266360][T14123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  669.266361][T14123]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  669.266365][T14123]  ? kasan_save_stack (mm/kasan/common.c:58)
[  669.266366][T14123]  ? kasan_save_stack (mm/kasan/common.c:57)
[  669.266368][T14123]  ? kasan_save_track (mm/kasan/common.c:78)
[  669.266369][T14123]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  669.266370][T14123]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  669.266371][T14123]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  669.266372][T14123]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  669.266374][T14123]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  669.266377][T14123]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  669.266379][T14123]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  669.266380][T14123]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  669.266383][T14123]  ? ____sys_sendmsg (net/socket.c:2713)
[  669.266384][T14123]  ? ___sys_sendmsg (net/socket.c:2767)
[  669.266386][T14123]  ? __sys_sendmsg (net/socket.c:2799)
[  669.266388][T14123]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  669.266390][T14123]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  669.266393][T14123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  669.266394][T14123]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  669.266396][T14123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  669.266397][T14123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  669.266398][T14123]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  669.266400][T14123]  ? __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)
[  669.266401][T14123]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  669.266402][T14123]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  669.266404][T14123]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  669.266405][T14123]  ? nla_get_range_signed (lib/nlattr.c:270)
[  669.266408][T14123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  669.266410][T14123]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  669.266412][T14123]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  669.266414][T14123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  669.266416][T14123]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  669.266417][T14123]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  669.266419][T14123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  669.266420][T14123]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  669.266423][T14123]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  669.266424][T14123]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  669.266426][T14123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  669.266427][T14123]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  669.266430][T14123]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  669.266433][T14123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  669.266434][T14123]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  669.266436][T14123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  669.266437][T14123]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  669.266438][T14123]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  669.266440][T14123]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  669.266442][T14123]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  669.266444][T14123]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  669.266446][T14123]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  669.266448][T14123]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  669.266449][T14123]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  669.266451][T14123]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  669.266453][T14123]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  669.266456][T14123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  669.266458][T14123]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  669.266460][T14123]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  669.266462][T14123]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  669.266464][T14123]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  669.266466][T14123]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  669.266469][T14123]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  669.266470][T14123]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  669.266472][T14123]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  669.266474][T14123]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  669.266477][T14123]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  669.266479][T14123]  ____sys_sendmsg (net/socket.c:2713)
[  669.266481][T14123]  ? copy_msghdr_from_user (net/socket.c:2650)
[  669.266483][T14123]  ? sock_write_iter (net/socket.c:1269)
[  669.266484][T14123]  ? move_addr_to_kernel (net/socket.c:258)
[  669.266486][T14123]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  669.266489][T14123]  ___sys_sendmsg (net/socket.c:2767)
[  669.266491][T14123]  ? copy_msghdr_from_user (net/socket.c:2619)
[  669.266496][T14123]  __sys_sendmsg (net/socket.c:2799)
[  669.266498][T14123]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  669.266501][T14123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  669.266502][T14123]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  669.266504][T14123]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  669.266507][T14123]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  669.266508][T14123] RIP: 0033:0x7feb42c1654e
[  669.266510][T14123] 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
[  669.266513][T14123] RSP: 002b:00007ffe5acebcc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  669.266516][T14123] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007feb42c1654e
[  669.266518][T14123] RDX: 0000000000000000 RSI: 00007ffe5acebd70 RDI: 0000000000000005
[  669.266519][T14123] RBP: 00007ffe5acebcd0 R08: 0000000000000000 R09: 0000000000000000
[  669.266520][T14123] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d58b
[  669.266521][T14123] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe5acec430
| [  670.677752][T14173] softirqs last disabled at (0): 0x0
| [  670.677756][T14173] Preemption disabled at:
| [  670.677757][T14173] vprintk_emit (kernel/printk/printk.c:2471)
| [  670.677770][T14173] Tainted: [W]=WARN
[  670.677771][T14173] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  670.677774][T14173] Call Trace:
[  670.677776][T14173]  <TASK>
[  670.677778][T14173]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  670.677785][T14173]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  670.677788][T14173]  __might_resched.cold (kernel/sched/core.c:9234)
[  670.677792][T14173]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  670.677796][T14173]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  670.677801][T14173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  670.677804][T14173]  __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))
[  670.677809][T14173]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  670.677812][T14173]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  670.677819][T14173]  ? 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)
[  670.677822][T14173]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  670.677825][T14173]  put_chars (drivers/char/virtio_console.c:1176)
[  670.677828][T14173]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  670.677831][T14173]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  670.677836][T14173]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  670.677842][T14173]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  670.677845][T14173]  ? vsnprintf (lib/vsprintf.c:2900)
[  670.677850][T14173]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  670.677853][T14173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  670.677854][T14173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  670.677858][T14173]  console_emit_next_record (kernel/printk/printk.c:3183)
[  670.677862][T14173]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  670.677865][T14173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  670.677867][T14173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  670.677869][T14173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  670.677871][T14173]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  670.677875][T14173]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  670.677878][T14173]  console_flush_one_record (kernel/printk/printk.c:3268)
[  670.677882][T14173]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  670.677886][T14173]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  670.677889][T14173]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  670.677892][T14173]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  670.677895][T14173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  670.677897][T14173]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  670.677899][T14173]  ? 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)
[  670.677902][T14173]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  670.677905][T14173]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  670.677908][T14173]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  670.677911][T14173]  vprintk_emit (kernel/printk/printk.c:2479)
[  670.677914][T14173]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  670.677916][T14173]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  670.677919][T14173]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  670.677923][T14173]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  670.677925][T14173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  670.677928][T14173]  _printk (kernel/printk/printk.c:2504)
[  670.677932][T14173]  ? snapshot_read.cold (user.c:?)
[  670.677936][T14173]  ? br_multicast_flood (??:?)
[  670.677940][T14173]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  670.677944][T14173]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  670.677946][T14173]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  670.677950][T14173]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  670.677954][T14173]  br_init_port (net/bridge/br_stp_if.c:39)
[  670.677957][T14173]  new_nbp (net/bridge/br_if.c:449)
[  670.677961][T14173]  br_add_if (net/bridge/br_if.c:592)
[  670.677964][T14173]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  670.677970][T14173]  do_set_master (net/core/rtnetlink.c:3071)
[  670.677973][T14173]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  670.677977][T14173]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  670.677979][T14173]  ? __dev_get_by_name (net/core/dev.c:905)
[  670.677982][T14173]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  670.677988][T14173]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  670.677993][T14173]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  670.677997][T14173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  670.677999][T14173]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  670.678001][T14173]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  670.678004][T14173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  670.678007][T14173]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  670.678011][T14173]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  670.678014][T14173]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  670.678018][T14173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  670.678020][T14173]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  670.678023][T14173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  670.678025][T14173]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  670.678028][T14173]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  670.678031][T14173]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  670.678033][T14173]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  670.678036][T14173]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  670.678042][T14173]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  670.678046][T14173]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  670.678056][T14173]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  670.678059][T14173]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  670.678062][T14173]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  670.678067][T14173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  670.678069][T14173]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  670.678073][T14173]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  670.678077][T14173]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  670.678080][T14173]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  670.678084][T14173]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  670.678089][T14173]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  670.678092][T14173]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  670.678096][T14173]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  670.678099][T14173]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  670.678104][T14173]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  670.678108][T14173]  ____sys_sendmsg (net/socket.c:2713)
[  670.678111][T14173]  ? copy_msghdr_from_user (net/socket.c:2650)
[  670.678114][T14173]  ? sock_write_iter (net/socket.c:1269)
[  670.678117][T14173]  ? move_addr_to_kernel (net/socket.c:258)
[  670.678121][T14173]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  670.678124][T14173]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  670.678128][T14173]  ___sys_sendmsg (net/socket.c:2767)
[  670.678130][T14173]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  670.678133][T14173]  ? copy_msghdr_from_user (net/socket.c:2619)
[  670.678136][T14173]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  670.678144][T14173]  __sys_sendmsg (net/socket.c:2799)
[  670.678147][T14173]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  670.678151][T14173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  670.678154][T14173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  670.678156][T14173]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  670.678159][T14173]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  670.678163][T14173]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  670.678166][T14173] RIP: 0033:0x7fd44834e54e
[  670.678169][T14173] 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
[  670.678173][T14173] RSP: 002b:00007fff790e03d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  670.678178][T14173] RAX: ffffffffffffffda RBX: 00007fff790e0b98 RCX: 00007fd44834e54e
[  670.678180][T14173] RDX: 0000000000000000 RSI: 00007fff790e0480 RDI: 0000000000000005
[  670.678182][T14173] RBP: 00007fff790e03e0 R08: 0000000000000000 R09: 0000000000000000
[  670.678183][T14173] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d58c
[  670.678185][T14173] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff790e0b50
| [  676.978454][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  676.978457][   T70] Preemption disabled at:
| [  676.978457][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  676.978468][   T70] Tainted: [W]=WARN
[  676.978470][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  676.978472][   T70] Workqueue: netns cleanup_net
[  676.978478][   T70] Call Trace:
[  676.978479][   T70]  <TASK>
[  676.978481][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  676.978486][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  676.978488][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  676.978492][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  676.978494][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  676.978498][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.978501][   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))
[  676.978504][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  676.978507][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  676.978511][   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)
[  676.978513][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  676.978516][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  676.978518][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  676.978520][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  676.978523][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  676.978527][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  676.978529][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  676.978532][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  676.978534][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.978535][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.978537][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  676.978540][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  676.978542][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.978543][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.978544][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.978545][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  676.978548][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  676.978550][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  676.978555][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  676.978558][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  676.978560][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  676.978562][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  676.978564][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.978565][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  676.978567][   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)
[  676.978569][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  676.978570][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  676.978573][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  676.978574][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  676.978576][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  676.978578][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  676.978579][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  676.978583][   T70]  ? kthread (kernel/kthread.c:436)
[  676.978585][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  676.978588][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  676.978591][   T70]  _printk (kernel/printk/printk.c:2504)
[  676.978594][   T70]  ? snapshot_read.cold (user.c:?)
[  676.978596][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  676.978599][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  676.978602][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  676.978604][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  676.978607][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.978608][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  676.978610][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  676.978613][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  676.978614][   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)
[  676.978616][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  676.978618][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  676.978621][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  676.978625][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  676.978627][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  676.978630][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  676.978632][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  676.978634][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  676.978637][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  676.978639][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  676.978642][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  676.978643][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.978645][   T70]  process_one_work (kernel/workqueue.c:3387)
[  676.978648][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  676.978651][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  676.978654][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  676.978656][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  676.978658][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  676.978660][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  676.978662][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  676.978664][   T70]  kthread (kernel/kthread.c:436)
[  676.978666][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  676.978668][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  676.978670][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  676.978672][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  676.978674][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  676.978677][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  676.978679][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  678.594567][T14312] softirqs last disabled at (0): 0x0
| [  678.594570][T14312] Preemption disabled at:
| [  678.594570][T14312] vprintk_emit (kernel/printk/printk.c:2471)
| [  678.594581][T14312] Tainted: [W]=WARN
[  678.594582][T14312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  678.594584][T14312] Call Trace:
[  678.594586][T14312]  <TASK>
[  678.594587][T14312]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  678.594593][T14312]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  678.594595][T14312]  __might_resched.cold (kernel/sched/core.c:9234)
[  678.594598][T14312]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  678.594601][T14312]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  678.594604][T14312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  678.594607][T14312]  __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))
[  678.594610][T14312]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  678.594613][T14312]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  678.594618][T14312]  ? 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)
[  678.594620][T14312]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  678.594623][T14312]  put_chars (drivers/char/virtio_console.c:1176)
[  678.594625][T14312]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  678.594627][T14312]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  678.594629][T14312]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  678.594634][T14312]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  678.594636][T14312]  ? vsnprintf (lib/vsprintf.c:2900)
[  678.594640][T14312]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  678.594641][T14312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  678.594643][T14312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  678.594645][T14312]  console_emit_next_record (kernel/printk/printk.c:3183)
[  678.594647][T14312]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  678.594650][T14312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  678.594651][T14312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  678.594652][T14312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  678.594653][T14312]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  678.594656][T14312]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  678.594658][T14312]  console_flush_one_record (kernel/printk/printk.c:3268)
[  678.594660][T14312]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  678.594663][T14312]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  678.594666][T14312]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  678.594667][T14312]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  678.594669][T14312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  678.594670][T14312]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  678.594672][T14312]  ? 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)
[  678.594674][T14312]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  678.594675][T14312]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  678.594677][T14312]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  678.594679][T14312]  vprintk_emit (kernel/printk/printk.c:2479)
[  678.594681][T14312]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  678.594682][T14312]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  678.594684][T14312]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  678.594687][T14312]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  678.594689][T14312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  678.594690][T14312]  _printk (kernel/printk/printk.c:2504)
[  678.594693][T14312]  ? snapshot_read.cold (user.c:?)
[  678.594696][T14312]  ? br_multicast_flood (??:?)
[  678.594699][T14312]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  678.594702][T14312]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  678.594703][T14312]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  678.594705][T14312]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  678.594708][T14312]  br_init_port (net/bridge/br_stp_if.c:39)
[  678.594711][T14312]  new_nbp (net/bridge/br_if.c:449)
[  678.594713][T14312]  br_add_if (net/bridge/br_if.c:592)
[  678.594715][T14312]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  678.594720][T14312]  do_set_master (net/core/rtnetlink.c:3071)
[  678.594722][T14312]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  678.594724][T14312]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  678.594725][T14312]  ? __dev_get_by_name (net/core/dev.c:905)
[  678.594727][T14312]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  678.594731][T14312]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  678.594734][T14312]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  678.594736][T14312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  678.594737][T14312]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  678.594739][T14312]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  678.594740][T14312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  678.594742][T14312]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  678.594744][T14312]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  678.594747][T14312]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  678.594749][T14312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  678.594750][T14312]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  678.594752][T14312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  678.594753][T14312]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  678.594755][T14312]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  678.594757][T14312]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  678.594758][T14312]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  678.594760][T14312]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  678.594764][T14312]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  678.594767][T14312]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  678.594769][T14312]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  678.594771][T14312]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  678.594772][T14312]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  678.594776][T14312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  678.594777][T14312]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  678.594779][T14312]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  678.594782][T14312]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  678.594784][T14312]  ? next_uptodate_folio (mm/filemap.c:3747)
[  678.594787][T14312]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  678.594790][T14312]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  678.594792][T14312]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  678.594794][T14312]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  678.594798][T14312]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  678.594801][T14312]  ____sys_sendmsg (net/socket.c:2713)
[  678.594803][T14312]  ? copy_msghdr_from_user (net/socket.c:2650)
[  678.594805][T14312]  ? sock_write_iter (net/socket.c:1269)
[  678.594806][T14312]  ? move_addr_to_kernel (net/socket.c:258)
[  678.594809][T14312]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  678.594811][T14312]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  678.594813][T14312]  ___sys_sendmsg (net/socket.c:2767)
[  678.594815][T14312]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  678.594817][T14312]  ? copy_msghdr_from_user (net/socket.c:2619)
[  678.594819][T14312]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  678.594824][T14312]  __sys_sendmsg (net/socket.c:2799)
[  678.594826][T14312]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  678.594829][T14312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  678.594830][T14312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  678.594832][T14312]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  678.594834][T14312]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  678.594837][T14312]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  678.594839][T14312] RIP: 0033:0x7f2d0041954e
[  678.594841][T14312] 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
[  678.594844][T14312] RSP: 002b:00007fffa9763a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  678.594848][T14312] RAX: ffffffffffffffda RBX: 00007fffa9764238 RCX: 00007f2d0041954e
[  678.594850][T14312] RDX: 0000000000000000 RSI: 00007fffa9763b20 RDI: 0000000000000005
[  678.594851][T14312] RBP: 00007fffa9763a80 R08: 0000000000000000 R09: 0000000000000000
[  678.594852][T14312] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d594
[  678.594853][T14312] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffa97641f0
| [  680.218632][T14381] softirqs last disabled at (0): 0x0
| [  680.218634][T14381] Preemption disabled at:
| [  680.218635][T14381] vprintk_emit (kernel/printk/printk.c:2471)
| [  680.218645][T14381] Tainted: [W]=WARN
[  680.218647][T14381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  680.218648][T14381] Call Trace:
[  680.218650][T14381]  <TASK>
[  680.218651][T14381]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  680.218657][T14381]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  680.218658][T14381]  __might_resched.cold (kernel/sched/core.c:9234)
[  680.218663][T14381]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  680.218667][T14381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  680.218670][T14381]  __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))
[  680.218673][T14381]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  680.218676][T14381]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  680.218681][T14381]  ? 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)
[  680.218683][T14381]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  680.218685][T14381]  put_chars (drivers/char/virtio_console.c:1176)
[  680.218687][T14381]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  680.218689][T14381]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  680.218691][T14381]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  680.218693][T14381]  ? pointer (lib/vsprintf.c:2577)
[  680.218697][T14381]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  680.218702][T14381]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  680.218704][T14381]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  680.218706][T14381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  680.218709][T14381]  console_emit_next_record (kernel/printk/printk.c:3183)
[  680.218711][T14381]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  680.218714][T14381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  680.218715][T14381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  680.218716][T14381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  680.218717][T14381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  680.218719][T14381]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  680.218721][T14381]  console_flush_one_record (kernel/printk/printk.c:3268)
[  680.218724][T14381]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  680.218727][T14381]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  680.218729][T14381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  680.218731][T14381]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  680.218733][T14381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  680.218734][T14381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  680.218736][T14381]  ? 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)
[  680.218737][T14381]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  680.218739][T14381]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  680.218741][T14381]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  680.218743][T14381]  vprintk_emit (kernel/printk/printk.c:2479)
[  680.218745][T14381]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  680.218746][T14381]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  680.218749][T14381]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  680.218752][T14381]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  680.218754][T14381]  _printk (kernel/printk/printk.c:2504)
[  680.218757][T14381]  ? snapshot_read.cold (user.c:?)
[  680.218760][T14381]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  680.218762][T14381]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  680.218765][T14381]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  680.218768][T14381]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  680.218771][T14381]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  680.218773][T14381]  ? netdev_notice (net/core/dev.c:13194)
[  680.218776][T14381]  ? 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)
[  680.218778][T14381]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  680.218780][T14381]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  680.218782][T14381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  680.218783][T14381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  680.218784][T14381]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  680.218786][T14381]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  680.218788][T14381]  ? 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)
[  680.218789][T14381]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  680.218790][T14381]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  680.218792][T14381]  ? register_netdev (net/core/dev.c:11618)
[  680.218794][T14381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  680.218796][T14381]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  680.218799][T14381]  ? __kernel_text_address (kernel/extable.c:79)
[  680.218801][T14381]  ? write_profile (profile.c:?)
[  680.218804][T14381]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  680.218808][T14381]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  680.218810][T14381]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  680.218812][T14381]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  680.218813][T14381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  680.218814][T14381]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  680.218818][T14381]  ? kasan_save_stack (mm/kasan/common.c:58)
[  680.218820][T14381]  ? kasan_save_stack (mm/kasan/common.c:57)
[  680.218821][T14381]  ? kasan_save_track (mm/kasan/common.c:78)
[  680.218822][T14381]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  680.218824][T14381]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  680.218825][T14381]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  680.218826][T14381]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  680.218828][T14381]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  680.218831][T14381]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  680.218832][T14381]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  680.218834][T14381]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  680.218837][T14381]  ? ____sys_sendmsg (net/socket.c:2713)
[  680.218839][T14381]  ? ___sys_sendmsg (net/socket.c:2767)
[  680.218840][T14381]  ? __sys_sendmsg (net/socket.c:2799)
[  680.218842][T14381]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  680.218845][T14381]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  680.218847][T14381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  680.218849][T14381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  680.218850][T14381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  680.218851][T14381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  680.218852][T14381]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  680.218854][T14381]  ? __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)
[  680.218855][T14381]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  680.218857][T14381]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  680.218858][T14381]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  680.218859][T14381]  ? nla_get_range_signed (lib/nlattr.c:270)
[  680.218863][T14381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  680.218864][T14381]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  680.218867][T14381]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  680.218869][T14381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  680.218870][T14381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  680.218871][T14381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  680.218873][T14381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  680.218875][T14381]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  680.218877][T14381]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  680.218878][T14381]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  680.218880][T14381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  680.218881][T14381]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  680.218885][T14381]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  680.218887][T14381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  680.218888][T14381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  680.218890][T14381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  680.218891][T14381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  680.218893][T14381]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  680.218895][T14381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  680.218896][T14381]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  680.218898][T14381]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  680.218900][T14381]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  680.218902][T14381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  680.218904][T14381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  680.218906][T14381]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  680.218907][T14381]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  680.218911][T14381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  680.218912][T14381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  680.218914][T14381]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  680.218917][T14381]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  680.218919][T14381]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  680.218921][T14381]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  680.218923][T14381]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  680.218925][T14381]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  680.218927][T14381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  680.218928][T14381]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  680.218932][T14381]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  680.218934][T14381]  ____sys_sendmsg (net/socket.c:2713)
[  680.218935][T14381]  ? copy_msghdr_from_user (net/socket.c:2650)
[  680.218937][T14381]  ? sock_write_iter (net/socket.c:1269)
[  680.218939][T14381]  ? move_addr_to_kernel (net/socket.c:258)
[  680.218941][T14381]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  680.218943][T14381]  ___sys_sendmsg (net/socket.c:2767)
[  680.218946][T14381]  ? copy_msghdr_from_user (net/socket.c:2619)
[  680.218951][T14381]  __sys_sendmsg (net/socket.c:2799)
[  680.218953][T14381]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  680.218956][T14381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  680.218958][T14381]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  680.218960][T14381]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  680.218962][T14381]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  680.218963][T14381] RIP: 0033:0x7fba945eb54e
[  680.218965][T14381] 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
[  680.218968][T14381] RSP: 002b:00007fffbf732a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  680.218972][T14381] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fba945eb54e
[  680.218974][T14381] RDX: 0000000000000000 RSI: 00007fffbf732b00 RDI: 0000000000000005
[  680.218975][T14381] RBP: 00007fffbf732a60 R08: 0000000000000000 R09: 0000000000000000
[  680.218976][T14381] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d596
[  680.218977][T14381] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffbf7331c0
| [  681.689224][T14438] softirqs last disabled at (0): 0x0
| [  681.689230][T14438] Preemption disabled at:
| [  681.689232][T14438] vprintk_emit (kernel/printk/printk.c:2471)
| [  681.689246][T14438] Tainted: [W]=WARN
[  681.689247][T14438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  681.689250][T14438] Call Trace:
[  681.689253][T14438]  <TASK>
[  681.689255][T14438]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  681.689263][T14438]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  681.689265][T14438]  __might_resched.cold (kernel/sched/core.c:9234)
[  681.689270][T14438]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  681.689273][T14438]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  681.689278][T14438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  681.689282][T14438]  __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))
[  681.689286][T14438]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  681.689294][T14438]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  681.689304][T14438]  ? 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)
[  681.689311][T14438]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  681.689318][T14438]  put_chars (drivers/char/virtio_console.c:1176)
[  681.689321][T14438]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  681.689324][T14438]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  681.689332][T14438]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  681.689340][T14438]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  681.689343][T14438]  ? vsnprintf (lib/vsprintf.c:2900)
[  681.689347][T14438]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  681.689350][T14438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  681.689352][T14438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  681.689355][T14438]  console_emit_next_record (kernel/printk/printk.c:3183)
[  681.689360][T14438]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  681.689363][T14438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  681.689365][T14438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  681.689368][T14438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  681.689374][T14438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  681.689378][T14438]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  681.689380][T14438]  console_flush_one_record (kernel/printk/printk.c:3268)
[  681.689385][T14438]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  681.689389][T14438]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  681.689392][T14438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  681.689396][T14438]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  681.689402][T14438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  681.689408][T14438]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  681.689412][T14438]  ? 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)
[  681.689415][T14438]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  681.689417][T14438]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  681.689421][T14438]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  681.689426][T14438]  vprintk_emit (kernel/printk/printk.c:2479)
[  681.689432][T14438]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  681.689434][T14438]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  681.689437][T14438]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  681.689441][T14438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  681.689443][T14438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  681.689446][T14438]  _printk (kernel/printk/printk.c:2504)
[  681.689450][T14438]  ? snapshot_read.cold (user.c:?)
[  681.689454][T14438]  ? br_multicast_flood (??:?)
[  681.689458][T14438]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  681.689462][T14438]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  681.689468][T14438]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  681.689473][T14438]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  681.689483][T14438]  br_init_port (net/bridge/br_stp_if.c:39)
[  681.689489][T14438]  new_nbp (net/bridge/br_if.c:449)
[  681.689494][T14438]  br_add_if (net/bridge/br_if.c:592)
[  681.689497][T14438]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  681.689506][T14438]  do_set_master (net/core/rtnetlink.c:3071)
[  681.689512][T14438]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  681.689515][T14438]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  681.689517][T14438]  ? __dev_get_by_name (net/core/dev.c:905)
[  681.689520][T14438]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  681.689526][T14438]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  681.689530][T14438]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  681.689534][T14438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  681.689536][T14438]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  681.689539][T14438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  681.689543][T14438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  681.689554][T14438]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  681.689563][T14438]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  681.689568][T14438]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  681.689572][T14438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  681.689574][T14438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  681.689576][T14438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  681.689583][T14438]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  681.689586][T14438]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  681.689590][T14438]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  681.689592][T14438]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  681.689595][T14438]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  681.689600][T14438]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  681.689604][T14438]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  681.689607][T14438]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  681.689610][T14438]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  681.689612][T14438]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  681.689617][T14438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  681.689623][T14438]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  681.689628][T14438]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  681.689636][T14438]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  681.689644][T14438]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  681.689649][T14438]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  681.689654][T14438]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  681.689659][T14438]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  681.689665][T14438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  681.689668][T14438]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  681.689673][T14438]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  681.689677][T14438]  ____sys_sendmsg (net/socket.c:2713)
[  681.689680][T14438]  ? copy_msghdr_from_user (net/socket.c:2650)
[  681.689683][T14438]  ? sock_write_iter (net/socket.c:1269)
[  681.689685][T14438]  ? move_addr_to_kernel (net/socket.c:258)
[  681.689689][T14438]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  681.689693][T14438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  681.689696][T14438]  ___sys_sendmsg (net/socket.c:2767)
[  681.689703][T14438]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  681.689707][T14438]  ? copy_msghdr_from_user (net/socket.c:2619)
[  681.689715][T14438]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  681.689727][T14438]  __sys_sendmsg (net/socket.c:2799)
[  681.689731][T14438]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  681.689738][T14438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  681.689742][T14438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  681.689745][T14438]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  681.689749][T14438]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  681.689752][T14438]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  681.689754][T14438] RIP: 0033:0x7f6924c4e54e
[  681.689759][T14438] 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
[  681.689762][T14438] RSP: 002b:00007ffeadbe2e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  681.689767][T14438] RAX: ffffffffffffffda RBX: 00007ffeadbe35f8 RCX: 00007f6924c4e54e
[  681.689770][T14438] RDX: 0000000000000000 RSI: 00007ffeadbe2ee0 RDI: 0000000000000005
[  681.689771][T14438] RBP: 00007ffeadbe2e40 R08: 0000000000000000 R09: 0000000000000000
[  681.689774][T14438] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d597
[  681.689778][T14438] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeadbe35b0
| [  688.066357][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  688.066360][   T70] Preemption disabled at:
| [  688.066361][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  688.066372][   T70] Tainted: [W]=WARN
[  688.066373][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  688.066375][   T70] Workqueue: netns cleanup_net
[  688.066381][   T70] Call Trace:
[  688.066383][   T70]  <TASK>
[  688.066385][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  688.066391][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  688.066392][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  688.066396][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  688.066399][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  688.066402][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  688.066405][   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))
[  688.066408][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  688.066411][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  688.066416][   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)
[  688.066418][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  688.066421][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  688.066423][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  688.066424][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  688.066428][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  688.066432][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  688.066434][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  688.066437][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  688.066439][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  688.066440][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  688.066442][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  688.066445][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  688.066447][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  688.066448][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  688.066449][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  688.066450][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  688.066453][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  688.066455][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  688.066458][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  688.066461][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  688.066463][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  688.066465][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  688.066467][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  688.066468][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  688.066469][   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)
[  688.066471][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  688.066473][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  688.066475][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  688.066476][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  688.066479][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  688.066480][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  688.066482][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  688.066485][   T70]  ? kthread (kernel/kthread.c:436)
[  688.066487][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  688.066490][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  688.066493][   T70]  _printk (kernel/printk/printk.c:2504)
[  688.066496][   T70]  ? snapshot_read.cold (user.c:?)
[  688.066499][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  688.066502][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  688.066504][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  688.066507][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  688.066509][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  688.066510][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  688.066512][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  688.066515][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  688.066517][   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)
[  688.066518][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  688.066520][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  688.066523][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  688.066527][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  688.066529][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  688.066532][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  688.066534][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  688.066536][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  688.066539][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  688.066541][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  688.066544][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  688.066545][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  688.066547][   T70]  process_one_work (kernel/workqueue.c:3387)
[  688.066555][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  688.066558][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  688.066560][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  688.066563][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  688.066565][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  688.066567][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  688.066569][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  688.066571][   T70]  kthread (kernel/kthread.c:436)
[  688.066573][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  688.066575][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  688.066577][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  688.066579][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  688.066581][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  688.066585][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  688.066587][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  689.602555][T14576] softirqs last disabled at (0): 0x0
| [  689.602557][T14576] Preemption disabled at:
| [  689.602558][T14576] vprintk_emit (kernel/printk/printk.c:2471)
| [  689.602569][T14576] Tainted: [W]=WARN
[  689.602570][T14576] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  689.602573][T14576] Call Trace:
[  689.602574][T14576]  <TASK>
[  689.602576][T14576]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  689.602582][T14576]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  689.602583][T14576]  __might_resched.cold (kernel/sched/core.c:9234)
[  689.602587][T14576]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  689.602589][T14576]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  689.602593][T14576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  689.602595][T14576]  __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))
[  689.602599][T14576]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  689.602602][T14576]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  689.602607][T14576]  ? 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)
[  689.602609][T14576]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  689.602611][T14576]  put_chars (drivers/char/virtio_console.c:1176)
[  689.602613][T14576]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  689.602615][T14576]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  689.602618][T14576]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  689.602622][T14576]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  689.602624][T14576]  ? vsnprintf (lib/vsprintf.c:2900)
[  689.602628][T14576]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  689.602630][T14576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  689.602631][T14576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  689.602633][T14576]  console_emit_next_record (kernel/printk/printk.c:3183)
[  689.602636][T14576]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  689.602638][T14576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  689.602639][T14576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  689.602640][T14576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  689.602641][T14576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  689.602644][T14576]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  689.602646][T14576]  console_flush_one_record (kernel/printk/printk.c:3268)
[  689.602648][T14576]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  689.602651][T14576]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  689.602653][T14576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  689.602655][T14576]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  689.602657][T14576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  689.602658][T14576]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  689.602660][T14576]  ? 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)
[  689.602661][T14576]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  689.602663][T14576]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  689.602665][T14576]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  689.602666][T14576]  vprintk_emit (kernel/printk/printk.c:2479)
[  689.602668][T14576]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  689.602670][T14576]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  689.602672][T14576]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  689.602675][T14576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  689.602677][T14576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  689.602678][T14576]  _printk (kernel/printk/printk.c:2504)
[  689.602681][T14576]  ? snapshot_read.cold (user.c:?)
[  689.602683][T14576]  ? br_multicast_flood (??:?)
[  689.602687][T14576]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  689.602690][T14576]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  689.602691][T14576]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  689.602693][T14576]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  689.602696][T14576]  br_init_port (net/bridge/br_stp_if.c:39)
[  689.602698][T14576]  new_nbp (net/bridge/br_if.c:449)
[  689.602701][T14576]  br_add_if (net/bridge/br_if.c:592)
[  689.602702][T14576]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  689.602707][T14576]  do_set_master (net/core/rtnetlink.c:3071)
[  689.602709][T14576]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  689.602711][T14576]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  689.602712][T14576]  ? __dev_get_by_name (net/core/dev.c:905)
[  689.602714][T14576]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  689.602719][T14576]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  689.602721][T14576]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  689.602724][T14576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  689.602725][T14576]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  689.602726][T14576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  689.602728][T14576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  689.602729][T14576]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  689.602732][T14576]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  689.602734][T14576]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  689.602737][T14576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  689.602738][T14576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  689.602740][T14576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  689.602741][T14576]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  689.602743][T14576]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  689.602744][T14576]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  689.602746][T14576]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  689.602748][T14576]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  689.602752][T14576]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  689.602755][T14576]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  689.602756][T14576]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  689.602758][T14576]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  689.602760][T14576]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  689.602763][T14576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  689.602765][T14576]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  689.602767][T14576]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  689.602769][T14576]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  689.602771][T14576]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  689.602774][T14576]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  689.602777][T14576]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  689.602779][T14576]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  689.602782][T14576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  689.602783][T14576]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  689.602787][T14576]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  689.602790][T14576]  ____sys_sendmsg (net/socket.c:2713)
[  689.602792][T14576]  ? copy_msghdr_from_user (net/socket.c:2650)
[  689.602794][T14576]  ? sock_write_iter (net/socket.c:1269)
[  689.602796][T14576]  ? move_addr_to_kernel (net/socket.c:258)
[  689.602798][T14576]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  689.602801][T14576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  689.602803][T14576]  ___sys_sendmsg (net/socket.c:2767)
[  689.602804][T14576]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  689.602806][T14576]  ? copy_msghdr_from_user (net/socket.c:2619)
[  689.602808][T14576]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  689.602813][T14576]  __sys_sendmsg (net/socket.c:2799)
[  689.602815][T14576]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  689.602818][T14576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  689.602820][T14576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  689.602821][T14576]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  689.602824][T14576]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  689.602826][T14576]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  689.602828][T14576] RIP: 0033:0x7f7dcf76754e
[  689.602830][T14576] 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
[  689.602833][T14576] RSP: 002b:00007ffd2873d140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  689.602837][T14576] RAX: ffffffffffffffda RBX: 00007ffd2873d908 RCX: 00007f7dcf76754e
[  689.602838][T14576] RDX: 0000000000000000 RSI: 00007ffd2873d1f0 RDI: 0000000000000005
[  689.602840][T14576] RBP: 00007ffd2873d150 R08: 0000000000000000 R09: 0000000000000000
[  689.602840][T14576] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d59f
[  689.602842][T14576] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd2873d8c0
| [  691.533720][T14644] softirqs last disabled at (0): 0x0
| [  691.533723][T14644] Preemption disabled at:
| [  691.533723][T14644] vprintk_emit (kernel/printk/printk.c:2471)
| [  691.533734][T14644] Tainted: [W]=WARN
[  691.533735][T14644] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  691.533737][T14644] Call Trace:
[  691.533739][T14644]  <TASK>
[  691.533740][T14644]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  691.533746][T14644]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  691.533748][T14644]  __might_resched.cold (kernel/sched/core.c:9234)
[  691.533752][T14644]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  691.533756][T14644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  691.533759][T14644]  __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))
[  691.533761][T14644]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  691.533765][T14644]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  691.533770][T14644]  ? 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)
[  691.533772][T14644]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  691.533774][T14644]  put_chars (drivers/char/virtio_console.c:1176)
[  691.533776][T14644]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  691.533777][T14644]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  691.533780][T14644]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  691.533782][T14644]  ? pointer (lib/vsprintf.c:2577)
[  691.533786][T14644]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  691.533791][T14644]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  691.533793][T14644]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  691.533795][T14644]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  691.533797][T14644]  console_emit_next_record (kernel/printk/printk.c:3183)
[  691.533800][T14644]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  691.533803][T14644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  691.533804][T14644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  691.533805][T14644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  691.533806][T14644]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  691.533808][T14644]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  691.533810][T14644]  console_flush_one_record (kernel/printk/printk.c:3268)
[  691.533813][T14644]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  691.533816][T14644]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  691.533818][T14644]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  691.533820][T14644]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  691.533822][T14644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  691.533823][T14644]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  691.533825][T14644]  ? 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)
[  691.533826][T14644]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  691.533828][T14644]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  691.533830][T14644]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  691.533831][T14644]  vprintk_emit (kernel/printk/printk.c:2479)
[  691.533833][T14644]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  691.533835][T14644]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  691.533837][T14644]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  691.533840][T14644]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  691.533843][T14644]  _printk (kernel/printk/printk.c:2504)
[  691.533846][T14644]  ? snapshot_read.cold (user.c:?)
[  691.533848][T14644]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  691.533851][T14644]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  691.533854][T14644]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  691.533856][T14644]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  691.533859][T14644]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  691.533862][T14644]  ? netdev_notice (net/core/dev.c:13194)
[  691.533864][T14644]  ? 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)
[  691.533866][T14644]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  691.533869][T14644]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  691.533871][T14644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  691.533872][T14644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  691.533873][T14644]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  691.533875][T14644]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  691.533876][T14644]  ? 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)
[  691.533878][T14644]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  691.533879][T14644]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  691.533881][T14644]  ? register_netdev (net/core/dev.c:11618)
[  691.533883][T14644]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  691.533885][T14644]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  691.533888][T14644]  ? __kernel_text_address (kernel/extable.c:79)
[  691.533890][T14644]  ? write_profile (profile.c:?)
[  691.533893][T14644]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  691.533897][T14644]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  691.533899][T14644]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  691.533901][T14644]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  691.533902][T14644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  691.533904][T14644]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  691.533907][T14644]  ? kasan_save_stack (mm/kasan/common.c:58)
[  691.533909][T14644]  ? kasan_save_stack (mm/kasan/common.c:57)
[  691.533911][T14644]  ? kasan_save_track (mm/kasan/common.c:78)
[  691.533912][T14644]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  691.533913][T14644]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  691.533914][T14644]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  691.533915][T14644]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  691.533917][T14644]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  691.533920][T14644]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  691.533921][T14644]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  691.533923][T14644]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  691.533926][T14644]  ? ____sys_sendmsg (net/socket.c:2713)
[  691.533927][T14644]  ? ___sys_sendmsg (net/socket.c:2767)
[  691.533929][T14644]  ? __sys_sendmsg (net/socket.c:2799)
[  691.533931][T14644]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  691.533933][T14644]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  691.533936][T14644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  691.533937][T14644]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  691.533939][T14644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  691.533940][T14644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  691.533941][T14644]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  691.533943][T14644]  ? __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)
[  691.533944][T14644]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  691.533945][T14644]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  691.533947][T14644]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  691.533948][T14644]  ? nla_get_range_signed (lib/nlattr.c:270)
[  691.533952][T14644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  691.533953][T14644]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  691.533955][T14644]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  691.533957][T14644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  691.533959][T14644]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  691.533960][T14644]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  691.533962][T14644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  691.533963][T14644]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  691.533966][T14644]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  691.533967][T14644]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  691.533969][T14644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  691.533970][T14644]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  691.533973][T14644]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  691.533976][T14644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  691.533977][T14644]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  691.533979][T14644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  691.533980][T14644]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  691.533981][T14644]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  691.533983][T14644]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  691.533985][T14644]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  691.533986][T14644]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  691.533989][T14644]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  691.533991][T14644]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  691.533992][T14644]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  691.533994][T14644]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  691.533996][T14644]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  691.533999][T14644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  691.534000][T14644]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  691.534003][T14644]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  691.534005][T14644]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  691.534007][T14644]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  691.534009][T14644]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  691.534012][T14644]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  691.534013][T14644]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  691.534015][T14644]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  691.534017][T14644]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  691.534020][T14644]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  691.534022][T14644]  ____sys_sendmsg (net/socket.c:2713)
[  691.534024][T14644]  ? copy_msghdr_from_user (net/socket.c:2650)
[  691.534026][T14644]  ? sock_write_iter (net/socket.c:1269)
[  691.534027][T14644]  ? move_addr_to_kernel (net/socket.c:258)
[  691.534029][T14644]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  691.534032][T14644]  ___sys_sendmsg (net/socket.c:2767)
[  691.534034][T14644]  ? copy_msghdr_from_user (net/socket.c:2619)
[  691.534039][T14644]  __sys_sendmsg (net/socket.c:2799)
[  691.534041][T14644]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  691.534044][T14644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  691.534046][T14644]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  691.534048][T14644]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  691.534050][T14644]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  691.534051][T14644] RIP: 0033:0x7f81e291154e
[  691.534054][T14644] 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
[  691.534056][T14644] RSP: 002b:00007ffddadf0650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  691.534060][T14644] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f81e291154e
[  691.534062][T14644] RDX: 0000000000000000 RSI: 00007ffddadf0700 RDI: 0000000000000005
[  691.534063][T14644] RBP: 00007ffddadf0660 R08: 0000000000000000 R09: 0000000000000000
[  691.534064][T14644] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5a1
[  691.534065][T14644] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffddadf0dc0
| [  693.147675][T14702] softirqs last disabled at (0): 0x0
| [  693.147677][T14702] Preemption disabled at:
| [  693.147678][T14702] vprintk_emit (kernel/printk/printk.c:2471)
| [  693.147689][T14702] Tainted: [W]=WARN
[  693.147690][T14702] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  693.147692][T14702] Call Trace:
[  693.147693][T14702]  <TASK>
[  693.147695][T14702]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  693.147701][T14702]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  693.147703][T14702]  __might_resched.cold (kernel/sched/core.c:9234)
[  693.147707][T14702]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  693.147709][T14702]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  693.147713][T14702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  693.147716][T14702]  __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))
[  693.147719][T14702]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  693.147722][T14702]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  693.147727][T14702]  ? 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)
[  693.147729][T14702]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  693.147732][T14702]  put_chars (drivers/char/virtio_console.c:1176)
[  693.147734][T14702]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  693.147736][T14702]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  693.147739][T14702]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  693.147743][T14702]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  693.147745][T14702]  ? vsnprintf (lib/vsprintf.c:2900)
[  693.147749][T14702]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  693.147750][T14702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  693.147752][T14702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  693.147754][T14702]  console_emit_next_record (kernel/printk/printk.c:3183)
[  693.147756][T14702]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  693.147759][T14702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  693.147760][T14702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  693.147761][T14702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  693.147762][T14702]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  693.147765][T14702]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  693.147767][T14702]  console_flush_one_record (kernel/printk/printk.c:3268)
[  693.147770][T14702]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  693.147773][T14702]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  693.147775][T14702]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  693.147776][T14702]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  693.147778][T14702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  693.147779][T14702]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  693.147781][T14702]  ? 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)
[  693.147783][T14702]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  693.147784][T14702]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  693.147786][T14702]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  693.147788][T14702]  vprintk_emit (kernel/printk/printk.c:2479)
[  693.147790][T14702]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  693.147791][T14702]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  693.147793][T14702]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  693.147796][T14702]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  693.147798][T14702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  693.147799][T14702]  _printk (kernel/printk/printk.c:2504)
[  693.147802][T14702]  ? snapshot_read.cold (user.c:?)
[  693.147805][T14702]  ? br_multicast_flood (??:?)
[  693.147808][T14702]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  693.147811][T14702]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  693.147812][T14702]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  693.147814][T14702]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  693.147817][T14702]  br_init_port (net/bridge/br_stp_if.c:39)
[  693.147819][T14702]  new_nbp (net/bridge/br_if.c:449)
[  693.147822][T14702]  br_add_if (net/bridge/br_if.c:592)
[  693.147824][T14702]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  693.147828][T14702]  do_set_master (net/core/rtnetlink.c:3071)
[  693.147830][T14702]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  693.147832][T14702]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  693.147833][T14702]  ? __dev_get_by_name (net/core/dev.c:905)
[  693.147835][T14702]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  693.147840][T14702]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  693.147842][T14702]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  693.147845][T14702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  693.147846][T14702]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  693.147847][T14702]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  693.147849][T14702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  693.147850][T14702]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  693.147853][T14702]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  693.147855][T14702]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  693.147858][T14702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  693.147859][T14702]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  693.147861][T14702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  693.147862][T14702]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  693.147864][T14702]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  693.147865][T14702]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  693.147867][T14702]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  693.147869][T14702]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  693.147873][T14702]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  693.147876][T14702]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  693.147878][T14702]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  693.147879][T14702]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  693.147881][T14702]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  693.147885][T14702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  693.147886][T14702]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  693.147888][T14702]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  693.147890][T14702]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  693.147893][T14702]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  693.147896][T14702]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  693.147899][T14702]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  693.147901][T14702]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  693.147903][T14702]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  693.147905][T14702]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  693.147909][T14702]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  693.147912][T14702]  ____sys_sendmsg (net/socket.c:2713)
[  693.147913][T14702]  ? copy_msghdr_from_user (net/socket.c:2650)
[  693.147915][T14702]  ? sock_write_iter (net/socket.c:1269)
[  693.147917][T14702]  ? move_addr_to_kernel (net/socket.c:258)
[  693.147919][T14702]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  693.147922][T14702]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  693.147924][T14702]  ___sys_sendmsg (net/socket.c:2767)
[  693.147926][T14702]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  693.147928][T14702]  ? copy_msghdr_from_user (net/socket.c:2619)
[  693.147929][T14702]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  693.147934][T14702]  __sys_sendmsg (net/socket.c:2799)
[  693.147936][T14702]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  693.147939][T14702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  693.147940][T14702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  693.147942][T14702]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  693.147944][T14702]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  693.147946][T14702]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  693.147949][T14702] RIP: 0033:0x7f0e1399654e
[  693.147951][T14702] 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
[  693.147953][T14702] RSP: 002b:00007ffd53344c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  693.147957][T14702] RAX: ffffffffffffffda RBX: 00007ffd53345428 RCX: 00007f0e1399654e
[  693.147959][T14702] RDX: 0000000000000000 RSI: 00007ffd53344d10 RDI: 0000000000000005
[  693.147960][T14702] RBP: 00007ffd53344c70 R08: 0000000000000000 R09: 0000000000000000
[  693.147961][T14702] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5a3
[  693.147962][T14702] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd533453e0
| [  699.427632][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  699.427634][   T70] Preemption disabled at:
| [  699.427635][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  699.427647][   T70] Tainted: [W]=WARN
[  699.427648][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  699.427650][   T70] Workqueue: netns cleanup_net
[  699.427656][   T70] Call Trace:
[  699.427657][   T70]  <TASK>
[  699.427659][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  699.427665][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  699.427666][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  699.427670][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  699.427672][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  699.427676][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  699.427679][   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))
[  699.427682][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  699.427685][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  699.427690][   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)
[  699.427692][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  699.427694][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  699.427696][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  699.427698][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  699.427701][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  699.427706][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  699.427708][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  699.427710][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  699.427712][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  699.427713][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  699.427715][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  699.427718][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  699.427720][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  699.427722][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  699.427723][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  699.427724][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  699.427726][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  699.427728][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  699.427731][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  699.427734][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  699.427736][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  699.427738][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  699.427740][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  699.427741][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  699.427742][   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)
[  699.427744][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  699.427746][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  699.427748][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  699.427749][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  699.427751][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  699.427752][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  699.427754][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  699.427757][   T70]  ? kthread (kernel/kthread.c:436)
[  699.427759][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  699.427762][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  699.427765][   T70]  _printk (kernel/printk/printk.c:2504)
[  699.427768][   T70]  ? snapshot_read.cold (user.c:?)
[  699.427770][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  699.427774][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  699.427776][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  699.427778][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  699.427781][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  699.427782][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  699.427783][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  699.427787][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  699.427788][   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)
[  699.427790][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  699.427792][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  699.427795][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  699.427799][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  699.427801][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  699.427804][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  699.427806][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  699.427808][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  699.427811][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  699.427813][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  699.427815][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  699.427817][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  699.427819][   T70]  process_one_work (kernel/workqueue.c:3387)
[  699.427822][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  699.427825][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  699.427827][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  699.427830][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  699.427832][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  699.427834][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  699.427836][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  699.427838][   T70]  kthread (kernel/kthread.c:436)
[  699.427839][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  699.427841][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  699.427843][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  699.427845][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  699.427847][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  699.427851][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  699.427853][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  700.930193][T14840] softirqs last disabled at (0): 0x0
| [  700.930195][T14840] Preemption disabled at:
| [  700.930196][T14840] vprintk_emit (kernel/printk/printk.c:2471)
| [  700.930206][T14840] Tainted: [W]=WARN
[  700.930207][T14840] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  700.930209][T14840] Call Trace:
[  700.930211][T14840]  <TASK>
[  700.930212][T14840]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  700.930218][T14840]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  700.930219][T14840]  __might_resched.cold (kernel/sched/core.c:9234)
[  700.930223][T14840]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  700.930226][T14840]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  700.930230][T14840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  700.930232][T14840]  __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))
[  700.930235][T14840]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  700.930238][T14840]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  700.930243][T14840]  ? 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)
[  700.930245][T14840]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  700.930248][T14840]  put_chars (drivers/char/virtio_console.c:1176)
[  700.930249][T14840]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  700.930251][T14840]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  700.930254][T14840]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  700.930259][T14840]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  700.930262][T14840]  ? vsnprintf (lib/vsprintf.c:2900)
[  700.930266][T14840]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  700.930269][T14840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  700.930271][T14840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  700.930275][T14840]  console_emit_next_record (kernel/printk/printk.c:3183)
[  700.930278][T14840]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  700.930281][T14840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  700.930282][T14840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  700.930283][T14840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  700.930284][T14840]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  700.930287][T14840]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  700.930289][T14840]  console_flush_one_record (kernel/printk/printk.c:3268)
[  700.930291][T14840]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  700.930294][T14840]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  700.930296][T14840]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  700.930298][T14840]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  700.930300][T14840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  700.930301][T14840]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  700.930303][T14840]  ? 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)
[  700.930305][T14840]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  700.930306][T14840]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  700.930309][T14840]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  700.930310][T14840]  vprintk_emit (kernel/printk/printk.c:2479)
[  700.930312][T14840]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  700.930313][T14840]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  700.930322][T14840]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  700.930325][T14840]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  700.930327][T14840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  700.930329][T14840]  _printk (kernel/printk/printk.c:2504)
[  700.930332][T14840]  ? snapshot_read.cold (user.c:?)
[  700.930334][T14840]  ? br_multicast_flood (??:?)
[  700.930337][T14840]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  700.930340][T14840]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  700.930341][T14840]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  700.930343][T14840]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  700.930346][T14840]  br_init_port (net/bridge/br_stp_if.c:39)
[  700.930348][T14840]  new_nbp (net/bridge/br_if.c:449)
[  700.930351][T14840]  br_add_if (net/bridge/br_if.c:592)
[  700.930352][T14840]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  700.930357][T14840]  do_set_master (net/core/rtnetlink.c:3071)
[  700.930359][T14840]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  700.930361][T14840]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  700.930362][T14840]  ? __dev_get_by_name (net/core/dev.c:905)
[  700.930364][T14840]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  700.930369][T14840]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  700.930371][T14840]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  700.930374][T14840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  700.930375][T14840]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  700.930377][T14840]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  700.930378][T14840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  700.930380][T14840]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  700.930382][T14840]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  700.930384][T14840]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  700.930387][T14840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  700.930388][T14840]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  700.930390][T14840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  700.930391][T14840]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  700.930392][T14840]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  700.930394][T14840]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  700.930396][T14840]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  700.930397][T14840]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  700.930401][T14840]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  700.930405][T14840]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  700.930406][T14840]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  700.930408][T14840]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  700.930410][T14840]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  700.930413][T14840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  700.930414][T14840]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  700.930416][T14840]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  700.930419][T14840]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  700.930421][T14840]  ? next_uptodate_folio (mm/filemap.c:3747)
[  700.930424][T14840]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  700.930426][T14840]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  700.930429][T14840]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  700.930430][T14840]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  700.930434][T14840]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  700.930437][T14840]  ____sys_sendmsg (net/socket.c:2713)
[  700.930438][T14840]  ? copy_msghdr_from_user (net/socket.c:2650)
[  700.930440][T14840]  ? sock_write_iter (net/socket.c:1269)
[  700.930442][T14840]  ? move_addr_to_kernel (net/socket.c:258)
[  700.930444][T14840]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  700.930447][T14840]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  700.930449][T14840]  ___sys_sendmsg (net/socket.c:2767)
[  700.930451][T14840]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  700.930452][T14840]  ? copy_msghdr_from_user (net/socket.c:2619)
[  700.930454][T14840]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  700.930459][T14840]  __sys_sendmsg (net/socket.c:2799)
[  700.930461][T14840]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  700.930464][T14840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  700.930465][T14840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  700.930466][T14840]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  700.930469][T14840]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  700.930471][T14840]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  700.930474][T14840] RIP: 0033:0x7f530b9ec54e
[  700.930476][T14840] 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
[  700.930478][T14840] RSP: 002b:00007ffc6c786340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  700.930483][T14840] RAX: ffffffffffffffda RBX: 00007ffc6c786b08 RCX: 00007f530b9ec54e
[  700.930484][T14840] RDX: 0000000000000000 RSI: 00007ffc6c7863f0 RDI: 0000000000000005
[  700.930485][T14840] RBP: 00007ffc6c786350 R08: 0000000000000000 R09: 0000000000000000
[  700.930486][T14840] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5ab
[  700.930487][T14840] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc6c786ac0
| [  702.565878][T14908] softirqs last disabled at (0): 0x0
| [  702.565880][T14908] Preemption disabled at:
| [  702.565881][T14908] vprintk_emit (kernel/printk/printk.c:2471)
| [  702.565892][T14908] Tainted: [W]=WARN
[  702.565893][T14908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  702.565895][T14908] Call Trace:
[  702.565896][T14908]  <TASK>
[  702.565898][T14908]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  702.565904][T14908]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  702.565905][T14908]  __might_resched.cold (kernel/sched/core.c:9234)
[  702.565909][T14908]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  702.565913][T14908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  702.565916][T14908]  __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))
[  702.565919][T14908]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  702.565922][T14908]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  702.565927][T14908]  ? 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)
[  702.565929][T14908]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  702.565932][T14908]  put_chars (drivers/char/virtio_console.c:1176)
[  702.565934][T14908]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  702.565935][T14908]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  702.565937][T14908]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  702.565939][T14908]  ? pointer (lib/vsprintf.c:2577)
[  702.565943][T14908]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  702.565948][T14908]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  702.565950][T14908]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  702.565952][T14908]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  702.565955][T14908]  console_emit_next_record (kernel/printk/printk.c:3183)
[  702.565957][T14908]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  702.565960][T14908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  702.565961][T14908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  702.565962][T14908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  702.565963][T14908]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  702.565965][T14908]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  702.565967][T14908]  console_flush_one_record (kernel/printk/printk.c:3268)
[  702.565970][T14908]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  702.565973][T14908]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  702.565975][T14908]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  702.565977][T14908]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  702.565979][T14908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  702.565980][T14908]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  702.565982][T14908]  ? 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)
[  702.565984][T14908]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  702.565985][T14908]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  702.565987][T14908]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  702.565989][T14908]  vprintk_emit (kernel/printk/printk.c:2479)
[  702.565991][T14908]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  702.565992][T14908]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  702.565995][T14908]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  702.565998][T14908]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  702.566001][T14908]  _printk (kernel/printk/printk.c:2504)
[  702.566004][T14908]  ? snapshot_read.cold (user.c:?)
[  702.566006][T14908]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  702.566009][T14908]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  702.566012][T14908]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  702.566014][T14908]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  702.566018][T14908]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  702.566020][T14908]  ? netdev_notice (net/core/dev.c:13194)
[  702.566022][T14908]  ? 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)
[  702.566024][T14908]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  702.566027][T14908]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  702.566029][T14908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  702.566030][T14908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  702.566031][T14908]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  702.566033][T14908]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  702.566034][T14908]  ? 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)
[  702.566036][T14908]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  702.566037][T14908]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  702.566039][T14908]  ? register_netdev (net/core/dev.c:11618)
[  702.566040][T14908]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  702.566043][T14908]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  702.566045][T14908]  ? __kernel_text_address (kernel/extable.c:79)
[  702.566048][T14908]  ? write_profile (profile.c:?)
[  702.566051][T14908]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  702.566055][T14908]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  702.566057][T14908]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  702.566058][T14908]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  702.566060][T14908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  702.566061][T14908]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  702.566064][T14908]  ? kasan_save_stack (mm/kasan/common.c:58)
[  702.566067][T14908]  ? kasan_save_stack (mm/kasan/common.c:57)
[  702.566068][T14908]  ? kasan_save_track (mm/kasan/common.c:78)
[  702.566069][T14908]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  702.566070][T14908]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  702.566072][T14908]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  702.566073][T14908]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  702.566074][T14908]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  702.566077][T14908]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  702.566079][T14908]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  702.566081][T14908]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  702.566083][T14908]  ? ____sys_sendmsg (net/socket.c:2713)
[  702.566085][T14908]  ? ___sys_sendmsg (net/socket.c:2767)
[  702.566087][T14908]  ? __sys_sendmsg (net/socket.c:2799)
[  702.566088][T14908]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  702.566091][T14908]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  702.566094][T14908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  702.566095][T14908]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  702.566096][T14908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  702.566098][T14908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  702.566099][T14908]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  702.566101][T14908]  ? __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)
[  702.566102][T14908]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  702.566103][T14908]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  702.566105][T14908]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  702.566106][T14908]  ? nla_get_range_signed (lib/nlattr.c:270)
[  702.566110][T14908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  702.566111][T14908]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  702.566113][T14908]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  702.566115][T14908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  702.566117][T14908]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  702.566118][T14908]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  702.566120][T14908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  702.566121][T14908]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  702.566124][T14908]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  702.566125][T14908]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  702.566126][T14908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  702.566128][T14908]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  702.566131][T14908]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  702.566133][T14908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  702.566135][T14908]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  702.566136][T14908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  702.566138][T14908]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  702.566139][T14908]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  702.566141][T14908]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  702.566142][T14908]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  702.566144][T14908]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  702.566147][T14908]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  702.566148][T14908]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  702.566150][T14908]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  702.566152][T14908]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  702.566153][T14908]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  702.566157][T14908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  702.566158][T14908]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  702.566160][T14908]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  702.566163][T14908]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  702.566165][T14908]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  702.566167][T14908]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  702.566169][T14908]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  702.566171][T14908]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  702.566173][T14908]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  702.566174][T14908]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  702.566178][T14908]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  702.566180][T14908]  ____sys_sendmsg (net/socket.c:2713)
[  702.566181][T14908]  ? copy_msghdr_from_user (net/socket.c:2650)
[  702.566183][T14908]  ? sock_write_iter (net/socket.c:1269)
[  702.566185][T14908]  ? move_addr_to_kernel (net/socket.c:258)
[  702.566187][T14908]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  702.566189][T14908]  ___sys_sendmsg (net/socket.c:2767)
[  702.566192][T14908]  ? copy_msghdr_from_user (net/socket.c:2619)
[  702.566197][T14908]  __sys_sendmsg (net/socket.c:2799)
[  702.566199][T14908]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  702.566202][T14908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  702.566204][T14908]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  702.566206][T14908]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  702.566208][T14908]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  702.566209][T14908] RIP: 0033:0x7fa219e2154e
[  702.566212][T14908] 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
[  702.566214][T14908] RSP: 002b:00007ffe1c63d990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  702.566218][T14908] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fa219e2154e
[  702.566219][T14908] RDX: 0000000000000000 RSI: 00007ffe1c63da40 RDI: 0000000000000005
[  702.566221][T14908] RBP: 00007ffe1c63d9a0 R08: 0000000000000000 R09: 0000000000000000
[  702.566221][T14908] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5ac
[  702.566222][T14908] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe1c63e100
| [  703.854364][T14966] softirqs last disabled at (0): 0x0
| [  703.854366][T14966] Preemption disabled at:
| [  703.854367][T14966] vprintk_emit (kernel/printk/printk.c:2471)
| [  703.854378][T14966] Tainted: [W]=WARN
[  703.854379][T14966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  703.854381][T14966] Call Trace:
[  703.854383][T14966]  <TASK>
[  703.854384][T14966]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  703.854390][T14966]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  703.854392][T14966]  __might_resched.cold (kernel/sched/core.c:9234)
[  703.854396][T14966]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  703.854398][T14966]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  703.854402][T14966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.854404][T14966]  __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))
[  703.854407][T14966]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  703.854410][T14966]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  703.854416][T14966]  ? 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)
[  703.854418][T14966]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  703.854420][T14966]  put_chars (drivers/char/virtio_console.c:1176)
[  703.854422][T14966]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  703.854424][T14966]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  703.854427][T14966]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  703.854432][T14966]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  703.854434][T14966]  ? vsnprintf (lib/vsprintf.c:2900)
[  703.854437][T14966]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  703.854439][T14966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.854440][T14966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.854442][T14966]  console_emit_next_record (kernel/printk/printk.c:3183)
[  703.854445][T14966]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  703.854447][T14966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.854448][T14966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.854449][T14966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.854451][T14966]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  703.854453][T14966]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  703.854455][T14966]  console_flush_one_record (kernel/printk/printk.c:3268)
[  703.854458][T14966]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  703.854461][T14966]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  703.854463][T14966]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  703.854465][T14966]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  703.854466][T14966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.854467][T14966]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  703.854469][T14966]  ? 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)
[  703.854471][T14966]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  703.854472][T14966]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  703.854475][T14966]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  703.854476][T14966]  vprintk_emit (kernel/printk/printk.c:2479)
[  703.854478][T14966]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  703.854479][T14966]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  703.854481][T14966]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  703.854484][T14966]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  703.854486][T14966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.854487][T14966]  _printk (kernel/printk/printk.c:2504)
[  703.854491][T14966]  ? snapshot_read.cold (user.c:?)
[  703.854493][T14966]  ? br_multicast_flood (??:?)
[  703.854496][T14966]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  703.854499][T14966]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  703.854500][T14966]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  703.854502][T14966]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  703.854505][T14966]  br_init_port (net/bridge/br_stp_if.c:39)
[  703.854507][T14966]  new_nbp (net/bridge/br_if.c:449)
[  703.854510][T14966]  br_add_if (net/bridge/br_if.c:592)
[  703.854512][T14966]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  703.854516][T14966]  do_set_master (net/core/rtnetlink.c:3071)
[  703.854518][T14966]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  703.854520][T14966]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  703.854521][T14966]  ? __dev_get_by_name (net/core/dev.c:905)
[  703.854523][T14966]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  703.854527][T14966]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  703.854530][T14966]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  703.854532][T14966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.854534][T14966]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  703.854535][T14966]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  703.854537][T14966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.854538][T14966]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  703.854541][T14966]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  703.854543][T14966]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  703.854545][T14966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.854546][T14966]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  703.854548][T14966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.854549][T14966]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  703.854551][T14966]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  703.854554][T14966]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  703.854556][T14966]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  703.854557][T14966]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  703.854561][T14966]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  703.854565][T14966]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  703.854566][T14966]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  703.854568][T14966]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  703.854570][T14966]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  703.854573][T14966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.854574][T14966]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  703.854576][T14966]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  703.854579][T14966]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  703.854581][T14966]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  703.854584][T14966]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  703.854587][T14966]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  703.854589][T14966]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  703.854591][T14966]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  703.854593][T14966]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  703.854597][T14966]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  703.854600][T14966]  ____sys_sendmsg (net/socket.c:2713)
[  703.854601][T14966]  ? copy_msghdr_from_user (net/socket.c:2650)
[  703.854603][T14966]  ? sock_write_iter (net/socket.c:1269)
[  703.854605][T14966]  ? move_addr_to_kernel (net/socket.c:258)
[  703.854607][T14966]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  703.854610][T14966]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  703.854612][T14966]  ___sys_sendmsg (net/socket.c:2767)
[  703.854614][T14966]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  703.854616][T14966]  ? copy_msghdr_from_user (net/socket.c:2619)
[  703.854618][T14966]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  703.854622][T14966]  __sys_sendmsg (net/socket.c:2799)
[  703.854625][T14966]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  703.854627][T14966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.854629][T14966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.854630][T14966]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  703.854633][T14966]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  703.854635][T14966]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  703.854637][T14966] RIP: 0033:0x7fc7ebf7554e
[  703.854639][T14966] 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
[  703.854642][T14966] RSP: 002b:00007ffe7b107e00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  703.854646][T14966] RAX: ffffffffffffffda RBX: 00007ffe7b1085c8 RCX: 00007fc7ebf7554e
[  703.854647][T14966] RDX: 0000000000000000 RSI: 00007ffe7b107eb0 RDI: 0000000000000005
[  703.854648][T14966] RBP: 00007ffe7b107e10 R08: 0000000000000000 R09: 0000000000000000
[  703.854649][T14966] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5ae
[  703.854650][T14966] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe7b108580
| [  710.065449][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  710.065452][   T70] Preemption disabled at:
| [  710.065453][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  710.065464][   T70] Tainted: [W]=WARN
[  710.065465][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  710.065467][   T70] Workqueue: netns cleanup_net
[  710.065473][   T70] Call Trace:
[  710.065475][   T70]  <TASK>
[  710.065477][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  710.065483][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  710.065484][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  710.065488][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  710.065491][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  710.065494][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  710.065497][   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))
[  710.065500][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  710.065503][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  710.065508][   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)
[  710.065510][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  710.065513][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  710.065515][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  710.065517][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  710.065520][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  710.065524][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  710.065526][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  710.065529][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  710.065531][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  710.065532][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  710.065534][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  710.065537][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  710.065539][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  710.065540][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  710.065541][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  710.065542][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  710.065545][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  710.065547][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  710.065554][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  710.065557][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  710.065559][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  710.065561][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  710.065563][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  710.065564][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  710.065566][   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)
[  710.065568][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  710.065569][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  710.065571][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  710.065573][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  710.065575][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  710.065576][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  710.065578][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  710.065581][   T70]  ? kthread (kernel/kthread.c:436)
[  710.065583][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  710.065586][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  710.065589][   T70]  _printk (kernel/printk/printk.c:2504)
[  710.065592][   T70]  ? snapshot_read.cold (user.c:?)
[  710.065595][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  710.065598][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  710.065600][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  710.065603][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  710.065605][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  710.065607][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  710.065608][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  710.065611][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  710.065613][   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)
[  710.065615][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  710.065617][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  710.065620][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  710.065624][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  710.065626][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  710.065629][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  710.065631][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  710.065633][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  710.065636][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  710.065638][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  710.065640][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  710.065642][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  710.065644][   T70]  process_one_work (kernel/workqueue.c:3387)
[  710.065647][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  710.065650][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  710.065653][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  710.065655][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  710.065657][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  710.065659][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  710.065661][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  710.065663][   T70]  kthread (kernel/kthread.c:436)
[  710.065665][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  710.065667][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  710.065669][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  710.065671][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  710.065673][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  710.065676][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  710.065678][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  711.068299][T15061] softirqs last disabled at (0): 0x0
| [  711.068301][T15061] Preemption disabled at:
| [  711.068302][T15061] vprintk_emit (kernel/printk/printk.c:2471)
| [  711.068313][T15061] Tainted: [W]=WARN
[  711.068314][T15061] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  711.068316][T15061] Call Trace:
[  711.068317][T15061]  <TASK>
[  711.068319][T15061]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  711.068325][T15061]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  711.068326][T15061]  __might_resched.cold (kernel/sched/core.c:9234)
[  711.068330][T15061]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  711.068334][T15061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.068337][T15061]  __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))
[  711.068340][T15061]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  711.068343][T15061]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  711.068348][T15061]  ? 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)
[  711.068350][T15061]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  711.068353][T15061]  put_chars (drivers/char/virtio_console.c:1176)
[  711.068355][T15061]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  711.068357][T15061]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  711.068359][T15061]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  711.068361][T15061]  ? pointer (lib/vsprintf.c:2577)
[  711.068365][T15061]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  711.068370][T15061]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  711.068372][T15061]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  711.068374][T15061]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  711.068377][T15061]  console_emit_next_record (kernel/printk/printk.c:3183)
[  711.068380][T15061]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  711.068382][T15061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.068383][T15061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.068384][T15061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.068385][T15061]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  711.068388][T15061]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  711.068389][T15061]  console_flush_one_record (kernel/printk/printk.c:3268)
[  711.068392][T15061]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  711.068395][T15061]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  711.068397][T15061]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  711.068399][T15061]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  711.068401][T15061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.068402][T15061]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  711.068408][T15061]  ? 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)
[  711.068409][T15061]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  711.068411][T15061]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  711.068413][T15061]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  711.068415][T15061]  vprintk_emit (kernel/printk/printk.c:2479)
[  711.068417][T15061]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  711.068418][T15061]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  711.068421][T15061]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  711.068425][T15061]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  711.068427][T15061]  _printk (kernel/printk/printk.c:2504)
[  711.068430][T15061]  ? snapshot_read.cold (user.c:?)
[  711.068433][T15061]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  711.068435][T15061]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  711.068439][T15061]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  711.068441][T15061]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  711.068444][T15061]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  711.068447][T15061]  ? netdev_notice (net/core/dev.c:13194)
[  711.068449][T15061]  ? 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)
[  711.068451][T15061]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  711.068454][T15061]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  711.068455][T15061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.068457][T15061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.068458][T15061]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  711.068459][T15061]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  711.068461][T15061]  ? 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)
[  711.068463][T15061]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  711.068464][T15061]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  711.068466][T15061]  ? register_netdev (net/core/dev.c:11618)
[  711.068467][T15061]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  711.068470][T15061]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  711.068473][T15061]  ? __kernel_text_address (kernel/extable.c:79)
[  711.068475][T15061]  ? write_profile (profile.c:?)
[  711.068478][T15061]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  711.068482][T15061]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  711.068484][T15061]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  711.068486][T15061]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  711.068487][T15061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.068489][T15061]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  711.068492][T15061]  ? kasan_save_stack (mm/kasan/common.c:58)
[  711.068494][T15061]  ? kasan_save_stack (mm/kasan/common.c:57)
[  711.068495][T15061]  ? kasan_save_track (mm/kasan/common.c:78)
[  711.068497][T15061]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  711.068498][T15061]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  711.068499][T15061]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  711.068500][T15061]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  711.068502][T15061]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  711.068505][T15061]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  711.068507][T15061]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  711.068508][T15061]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  711.068511][T15061]  ? ____sys_sendmsg (net/socket.c:2713)
[  711.068513][T15061]  ? ___sys_sendmsg (net/socket.c:2767)
[  711.068514][T15061]  ? __sys_sendmsg (net/socket.c:2799)
[  711.068516][T15061]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  711.068519][T15061]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  711.068522][T15061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.068523][T15061]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  711.068524][T15061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.068525][T15061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.068527][T15061]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  711.068528][T15061]  ? __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)
[  711.068529][T15061]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  711.068531][T15061]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  711.068533][T15061]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  711.068534][T15061]  ? nla_get_range_signed (lib/nlattr.c:270)
[  711.068537][T15061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.068539][T15061]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  711.068541][T15061]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  711.068543][T15061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.068544][T15061]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  711.068546][T15061]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  711.068547][T15061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.068549][T15061]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  711.068555][T15061]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  711.068556][T15061]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  711.068558][T15061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.068559][T15061]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  711.068563][T15061]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  711.068565][T15061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.068567][T15061]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  711.068568][T15061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.068570][T15061]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  711.068571][T15061]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  711.068573][T15061]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  711.068575][T15061]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  711.068576][T15061]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  711.068579][T15061]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  711.068581][T15061]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  711.068582][T15061]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  711.068584][T15061]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  711.068586][T15061]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  711.068590][T15061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.068591][T15061]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  711.068593][T15061]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  711.068596][T15061]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  711.068598][T15061]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  711.068600][T15061]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  711.068603][T15061]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  711.068605][T15061]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  711.068607][T15061]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  711.068608][T15061]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  711.068612][T15061]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  711.068614][T15061]  ____sys_sendmsg (net/socket.c:2713)
[  711.068616][T15061]  ? copy_msghdr_from_user (net/socket.c:2650)
[  711.068617][T15061]  ? sock_write_iter (net/socket.c:1269)
[  711.068619][T15061]  ? move_addr_to_kernel (net/socket.c:258)
[  711.068621][T15061]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  711.068624][T15061]  ___sys_sendmsg (net/socket.c:2767)
[  711.068626][T15061]  ? copy_msghdr_from_user (net/socket.c:2619)
[  711.068631][T15061]  __sys_sendmsg (net/socket.c:2799)
[  711.068633][T15061]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  711.068636][T15061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.068638][T15061]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  711.068640][T15061]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  711.068642][T15061]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  711.068643][T15061] RIP: 0033:0x7eff5930d54e
[  711.068645][T15061] 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
[  711.068648][T15061] RSP: 002b:00007ffc377e8060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  711.068652][T15061] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007eff5930d54e
[  711.068654][T15061] RDX: 0000000000000000 RSI: 00007ffc377e8110 RDI: 0000000000000005
[  711.068655][T15061] RBP: 00007ffc377e8070 R08: 0000000000000000 R09: 0000000000000000
[  711.068656][T15061] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5b5
[  711.068657][T15061] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc377e87d0
| [  712.474255][T15134] softirqs last disabled at (0): 0x0
| [  712.474257][T15134] Preemption disabled at:
| [  712.474258][T15134] vprintk_emit (kernel/printk/printk.c:2471)
| [  712.474272][T15134] Tainted: [W]=WARN
[  712.474273][T15134] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  712.474275][T15134] Call Trace:
[  712.474277][T15134]  <TASK>
[  712.474279][T15134]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  712.474285][T15134]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  712.474287][T15134]  __might_resched.cold (kernel/sched/core.c:9234)
[  712.474290][T15134]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  712.474293][T15134]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  712.474296][T15134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  712.474299][T15134]  __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))
[  712.474302][T15134]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  712.474305][T15134]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  712.474310][T15134]  ? 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)
[  712.474312][T15134]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  712.474315][T15134]  put_chars (drivers/char/virtio_console.c:1176)
[  712.474317][T15134]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  712.474319][T15134]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  712.474322][T15134]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  712.474327][T15134]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  712.474329][T15134]  ? vsnprintf (lib/vsprintf.c:2900)
[  712.474332][T15134]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  712.474334][T15134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  712.474335][T15134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  712.474337][T15134]  console_emit_next_record (kernel/printk/printk.c:3183)
[  712.474340][T15134]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  712.474342][T15134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  712.474343][T15134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  712.474344][T15134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  712.474345][T15134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  712.474348][T15134]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  712.474350][T15134]  console_flush_one_record (kernel/printk/printk.c:3268)
[  712.474352][T15134]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  712.474355][T15134]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  712.474357][T15134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  712.474359][T15134]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  712.474361][T15134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  712.474362][T15134]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  712.474364][T15134]  ? 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)
[  712.474365][T15134]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  712.474367][T15134]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  712.474369][T15134]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  712.474370][T15134]  vprintk_emit (kernel/printk/printk.c:2479)
[  712.474372][T15134]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  712.474374][T15134]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  712.474375][T15134]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  712.474378][T15134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  712.474380][T15134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  712.474382][T15134]  _printk (kernel/printk/printk.c:2504)
[  712.474385][T15134]  ? snapshot_read.cold (user.c:?)
[  712.474387][T15134]  ? br_multicast_flood (??:?)
[  712.474390][T15134]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  712.474393][T15134]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  712.474395][T15134]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  712.474396][T15134]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  712.474400][T15134]  br_init_port (net/bridge/br_stp_if.c:39)
[  712.474402][T15134]  new_nbp (net/bridge/br_if.c:449)
[  712.474404][T15134]  br_add_if (net/bridge/br_if.c:592)
[  712.474406][T15134]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  712.474410][T15134]  do_set_master (net/core/rtnetlink.c:3071)
[  712.474412][T15134]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  712.474414][T15134]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  712.474416][T15134]  ? __dev_get_by_name (net/core/dev.c:905)
[  712.474425][T15134]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  712.474429][T15134]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  712.474432][T15134]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  712.474434][T15134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  712.474435][T15134]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  712.474437][T15134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  712.474438][T15134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  712.474440][T15134]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  712.474442][T15134]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  712.474444][T15134]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  712.474447][T15134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  712.474448][T15134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  712.474450][T15134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  712.474451][T15134]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  712.474452][T15134]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  712.474454][T15134]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  712.474456][T15134]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  712.474457][T15134]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  712.474462][T15134]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  712.474465][T15134]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  712.474466][T15134]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  712.474468][T15134]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  712.474470][T15134]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  712.474473][T15134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  712.474474][T15134]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  712.474476][T15134]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  712.474478][T15134]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  712.474480][T15134]  ? next_uptodate_folio (mm/filemap.c:3747)
[  712.474484][T15134]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  712.474486][T15134]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  712.474488][T15134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  712.474490][T15134]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  712.474493][T15134]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  712.474496][T15134]  ____sys_sendmsg (net/socket.c:2713)
[  712.474498][T15134]  ? copy_msghdr_from_user (net/socket.c:2650)
[  712.474500][T15134]  ? sock_write_iter (net/socket.c:1269)
[  712.474502][T15134]  ? move_addr_to_kernel (net/socket.c:258)
[  712.474504][T15134]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  712.474507][T15134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  712.474509][T15134]  ___sys_sendmsg (net/socket.c:2767)
[  712.474511][T15134]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  712.474513][T15134]  ? copy_msghdr_from_user (net/socket.c:2619)
[  712.474514][T15134]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  712.474519][T15134]  __sys_sendmsg (net/socket.c:2799)
[  712.474521][T15134]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  712.474524][T15134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  712.474525][T15134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  712.474527][T15134]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  712.474530][T15134]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  712.474532][T15134]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  712.474534][T15134] RIP: 0033:0x7fa34e14254e
[  712.474536][T15134] 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
[  712.474539][T15134] RSP: 002b:00007ffe7648de00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  712.474543][T15134] RAX: ffffffffffffffda RBX: 00007ffe7648e5c8 RCX: 00007fa34e14254e
[  712.474545][T15134] RDX: 0000000000000000 RSI: 00007ffe7648deb0 RDI: 0000000000000005
[  712.474546][T15134] RBP: 00007ffe7648de10 R08: 0000000000000000 R09: 0000000000000000
[  712.474546][T15134] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5b6
[  712.474548][T15134] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe7648e580
| [  713.954207][T15200] softirqs last disabled at (0): 0x0
| [  713.954209][T15200] Preemption disabled at:
| [  713.954210][T15200] vprintk_emit (kernel/printk/printk.c:2471)
| [  713.954220][T15200] Tainted: [W]=WARN
[  713.954221][T15200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  713.954223][T15200] Call Trace:
[  713.954225][T15200]  <TASK>
[  713.954226][T15200]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  713.954233][T15200]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  713.954234][T15200]  __might_resched.cold (kernel/sched/core.c:9234)
[  713.954238][T15200]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  713.954241][T15200]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  713.954244][T15200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  713.954247][T15200]  __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))
[  713.954250][T15200]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  713.954253][T15200]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  713.954258][T15200]  ? 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)
[  713.954261][T15200]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  713.954265][T15200]  put_chars (drivers/char/virtio_console.c:1176)
[  713.954268][T15200]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  713.954271][T15200]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  713.954275][T15200]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  713.954280][T15200]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  713.954282][T15200]  ? vsnprintf (lib/vsprintf.c:2900)
[  713.954286][T15200]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  713.954288][T15200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  713.954289][T15200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  713.954291][T15200]  console_emit_next_record (kernel/printk/printk.c:3183)
[  713.954294][T15200]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  713.954296][T15200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  713.954298][T15200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  713.954299][T15200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  713.954300][T15200]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  713.954303][T15200]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  713.954305][T15200]  console_flush_one_record (kernel/printk/printk.c:3268)
[  713.954308][T15200]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  713.954311][T15200]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  713.954313][T15200]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  713.954315][T15200]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  713.954316][T15200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  713.954318][T15200]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  713.954319][T15200]  ? 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)
[  713.954321][T15200]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  713.954323][T15200]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  713.954325][T15200]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  713.954326][T15200]  vprintk_emit (kernel/printk/printk.c:2479)
[  713.954328][T15200]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  713.954329][T15200]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  713.954331][T15200]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  713.954335][T15200]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  713.954336][T15200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  713.954338][T15200]  _printk (kernel/printk/printk.c:2504)
[  713.954341][T15200]  ? snapshot_read.cold (user.c:?)
[  713.954343][T15200]  ? br_multicast_flood (??:?)
[  713.954347][T15200]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  713.954349][T15200]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  713.954351][T15200]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  713.954353][T15200]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  713.954356][T15200]  br_init_port (net/bridge/br_stp_if.c:39)
[  713.954358][T15200]  new_nbp (net/bridge/br_if.c:449)
[  713.954360][T15200]  br_add_if (net/bridge/br_if.c:592)
[  713.954362][T15200]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  713.954366][T15200]  do_set_master (net/core/rtnetlink.c:3071)
[  713.954368][T15200]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  713.954370][T15200]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  713.954372][T15200]  ? __dev_get_by_name (net/core/dev.c:905)
[  713.954374][T15200]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  713.954378][T15200]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  713.954381][T15200]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  713.954383][T15200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  713.954384][T15200]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  713.954386][T15200]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  713.954387][T15200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  713.954389][T15200]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  713.954392][T15200]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  713.954394][T15200]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  713.954396][T15200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  713.954397][T15200]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  713.954399][T15200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  713.954400][T15200]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  713.954402][T15200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  713.954404][T15200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  713.954405][T15200]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  713.954407][T15200]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  713.954411][T15200]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  713.954414][T15200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  713.954416][T15200]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  713.954418][T15200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  713.954419][T15200]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  713.954423][T15200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  713.954424][T15200]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  713.954426][T15200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  713.954429][T15200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  713.954437][T15200]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  713.954440][T15200]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  713.954443][T15200]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  713.954446][T15200]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  713.954448][T15200]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  713.954450][T15200]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  713.954453][T15200]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  713.954457][T15200]  ____sys_sendmsg (net/socket.c:2713)
[  713.954458][T15200]  ? copy_msghdr_from_user (net/socket.c:2650)
[  713.954460][T15200]  ? sock_write_iter (net/socket.c:1269)
[  713.954462][T15200]  ? move_addr_to_kernel (net/socket.c:258)
[  713.954464][T15200]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  713.954467][T15200]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  713.954469][T15200]  ___sys_sendmsg (net/socket.c:2767)
[  713.954471][T15200]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  713.954473][T15200]  ? copy_msghdr_from_user (net/socket.c:2619)
[  713.954475][T15200]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  713.954480][T15200]  __sys_sendmsg (net/socket.c:2799)
[  713.954482][T15200]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  713.954485][T15200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  713.954486][T15200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  713.954487][T15200]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  713.954490][T15200]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  713.954492][T15200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  713.954494][T15200] RIP: 0033:0x7f269177454e
[  713.954496][T15200] 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
[  713.954499][T15200] RSP: 002b:00007ffe18ba38f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  713.954503][T15200] RAX: ffffffffffffffda RBX: 00007ffe18ba40b8 RCX: 00007f269177454e
[  713.954504][T15200] RDX: 0000000000000000 RSI: 00007ffe18ba39a0 RDI: 0000000000000005
[  713.954505][T15200] RBP: 00007ffe18ba3900 R08: 0000000000000000 R09: 0000000000000000
[  713.954506][T15200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5b8
[  713.954507][T15200] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe18ba4070
| [  724.902476][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  724.902479][   T70] Preemption disabled at:
| [  724.902479][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  724.902491][   T70] Tainted: [W]=WARN
[  724.902492][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  724.902494][   T70] Workqueue: netns cleanup_net
[  724.902500][   T70] Call Trace:
[  724.902502][   T70]  <TASK>
[  724.902503][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  724.902509][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  724.902511][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  724.902515][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  724.902518][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  724.902521][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  724.902524][   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))
[  724.902532][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  724.902536][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  724.902541][   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)
[  724.902543][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  724.902546][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  724.902548][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  724.902550][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  724.902556][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  724.902561][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  724.902563][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  724.902566][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  724.902567][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  724.902569][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  724.902570][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  724.902573][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  724.902576][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  724.902577][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  724.902578][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  724.902579][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  724.902582][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  724.902584][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  724.902586][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  724.902589][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  724.902591][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  724.902593][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  724.902595][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  724.902596][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  724.902598][   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)
[  724.902600][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  724.902601][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  724.902604][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  724.902605][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  724.902607][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  724.902609][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  724.902610][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  724.902614][   T70]  ? kthread (kernel/kthread.c:436)
[  724.902616][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  724.902619][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  724.902622][   T70]  _printk (kernel/printk/printk.c:2504)
[  724.902625][   T70]  ? snapshot_read.cold (user.c:?)
[  724.902627][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  724.902631][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  724.902633][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  724.902636][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  724.902638][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  724.902640][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  724.902641][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  724.902645][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  724.902646][   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)
[  724.902648][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  724.902650][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  724.902653][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  724.902657][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  724.902659][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  724.902662][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  724.902664][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  724.902666][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  724.902670][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  724.902672][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  724.902673][   T70]  ? update_load_avg (kernel/sched/fair.c:5864)
[  724.902676][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  724.902678][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  724.902680][   T70]  process_one_work (kernel/workqueue.c:3387)
[  724.902683][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  724.902686][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  724.902688][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  724.902691][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  724.902693][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  724.902695][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  724.902698][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  724.902699][   T70]  kthread (kernel/kthread.c:436)
[  724.902701][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  724.902703][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  724.902705][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  724.902707][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  724.902709][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  724.902712][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  724.902715][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  726.504201][T15487] softirqs last disabled at (0): 0x0
| [  726.504203][T15487] Preemption disabled at:
| [  726.504203][T15487] vprintk_emit (kernel/printk/printk.c:2471)
| [  726.504214][T15487] Tainted: [W]=WARN
[  726.504215][T15487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  726.504217][T15487] Call Trace:
[  726.504219][T15487]  <TASK>
[  726.504220][T15487]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  726.504226][T15487]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  726.504227][T15487]  __might_resched.cold (kernel/sched/core.c:9234)
[  726.504231][T15487]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  726.504233][T15487]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  726.504237][T15487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  726.504240][T15487]  __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))
[  726.504242][T15487]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  726.504245][T15487]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  726.504251][T15487]  ? 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)
[  726.504252][T15487]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  726.504255][T15487]  put_chars (drivers/char/virtio_console.c:1176)
[  726.504257][T15487]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  726.504260][T15487]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  726.504264][T15487]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  726.504270][T15487]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  726.504273][T15487]  ? vsnprintf (lib/vsprintf.c:2900)
[  726.504277][T15487]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  726.504279][T15487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  726.504280][T15487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  726.504282][T15487]  console_emit_next_record (kernel/printk/printk.c:3183)
[  726.504285][T15487]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  726.504287][T15487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  726.504288][T15487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  726.504290][T15487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  726.504291][T15487]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  726.504293][T15487]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  726.504296][T15487]  console_flush_one_record (kernel/printk/printk.c:3268)
[  726.504298][T15487]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  726.504301][T15487]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  726.504304][T15487]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  726.504305][T15487]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  726.504307][T15487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  726.504308][T15487]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  726.504310][T15487]  ? 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)
[  726.504312][T15487]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  726.504313][T15487]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  726.504316][T15487]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  726.504317][T15487]  vprintk_emit (kernel/printk/printk.c:2479)
[  726.504319][T15487]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  726.504320][T15487]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  726.504322][T15487]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  726.504325][T15487]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  726.504327][T15487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  726.504329][T15487]  _printk (kernel/printk/printk.c:2504)
[  726.504332][T15487]  ? snapshot_read.cold (user.c:?)
[  726.504334][T15487]  ? br_multicast_flood (??:?)
[  726.504337][T15487]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  726.504340][T15487]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  726.504341][T15487]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  726.504343][T15487]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  726.504346][T15487]  br_init_port (net/bridge/br_stp_if.c:39)
[  726.504348][T15487]  new_nbp (net/bridge/br_if.c:449)
[  726.504351][T15487]  br_add_if (net/bridge/br_if.c:592)
[  726.504353][T15487]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  726.504357][T15487]  do_set_master (net/core/rtnetlink.c:3071)
[  726.504359][T15487]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  726.504361][T15487]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  726.504363][T15487]  ? __dev_get_by_name (net/core/dev.c:905)
[  726.504365][T15487]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  726.504369][T15487]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  726.504372][T15487]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  726.504374][T15487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  726.504375][T15487]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  726.504377][T15487]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  726.504378][T15487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  726.504380][T15487]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  726.504382][T15487]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  726.504384][T15487]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  726.504387][T15487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  726.504388][T15487]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  726.504390][T15487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  726.504391][T15487]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  726.504393][T15487]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  726.504395][T15487]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  726.504396][T15487]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  726.504398][T15487]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  726.504402][T15487]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  726.504405][T15487]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  726.504407][T15487]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  726.504409][T15487]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  726.504410][T15487]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  726.504414][T15487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  726.504415][T15487]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  726.504417][T15487]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  726.504420][T15487]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  726.504422][T15487]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  726.504425][T15487]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  726.504428][T15487]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  726.504430][T15487]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  726.504432][T15487]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  726.504434][T15487]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  726.504438][T15487]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  726.504440][T15487]  ____sys_sendmsg (net/socket.c:2713)
[  726.504442][T15487]  ? copy_msghdr_from_user (net/socket.c:2650)
[  726.504444][T15487]  ? sock_write_iter (net/socket.c:1269)
[  726.504446][T15487]  ? move_addr_to_kernel (net/socket.c:258)
[  726.504448][T15487]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  726.504451][T15487]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  726.504453][T15487]  ___sys_sendmsg (net/socket.c:2767)
[  726.504455][T15487]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  726.504457][T15487]  ? copy_msghdr_from_user (net/socket.c:2619)
[  726.504459][T15487]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  726.504463][T15487]  __sys_sendmsg (net/socket.c:2799)
[  726.504466][T15487]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  726.504468][T15487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  726.504470][T15487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  726.504471][T15487]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  726.504474][T15487]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  726.504476][T15487]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  726.504478][T15487] RIP: 0033:0x7fde7131654e
[  726.504481][T15487] 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
[  726.504483][T15487] RSP: 002b:00007ffef8f38ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  726.504487][T15487] RAX: ffffffffffffffda RBX: 00007ffef8f396a8 RCX: 00007fde7131654e
[  726.504489][T15487] RDX: 0000000000000000 RSI: 00007ffef8f38f90 RDI: 0000000000000005
[  726.504490][T15487] RBP: 00007ffef8f38ef0 R08: 0000000000000000 R09: 0000000000000000
[  726.504491][T15487] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5c4
[  726.504492][T15487] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffef8f39660
| [  728.227534][T15556] softirqs last disabled at (0): 0x0
| [  728.227535][T15556] Preemption disabled at:
| [  728.227536][T15556] vprintk_emit (kernel/printk/printk.c:2471)
| [  728.227547][T15556] Tainted: [W]=WARN
[  728.227549][T15556] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  728.227562][T15556] Call Trace:
[  728.227564][T15556]  <TASK>
[  728.227565][T15556]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  728.227571][T15556]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  728.227572][T15556]  __might_resched.cold (kernel/sched/core.c:9234)
[  728.227576][T15556]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  728.227580][T15556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  728.227583][T15556]  __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))
[  728.227586][T15556]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  728.227589][T15556]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  728.227594][T15556]  ? 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)
[  728.227596][T15556]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  728.227599][T15556]  put_chars (drivers/char/virtio_console.c:1176)
[  728.227601][T15556]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  728.227602][T15556]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  728.227605][T15556]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  728.227607][T15556]  ? pointer (lib/vsprintf.c:2577)
[  728.227611][T15556]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  728.227616][T15556]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  728.227618][T15556]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  728.227620][T15556]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  728.227623][T15556]  console_emit_next_record (kernel/printk/printk.c:3183)
[  728.227626][T15556]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  728.227628][T15556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  728.227629][T15556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  728.227630][T15556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  728.227632][T15556]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  728.227634][T15556]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  728.227636][T15556]  console_flush_one_record (kernel/printk/printk.c:3268)
[  728.227638][T15556]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  728.227641][T15556]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  728.227644][T15556]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  728.227645][T15556]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  728.227647][T15556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  728.227648][T15556]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  728.227650][T15556]  ? 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)
[  728.227652][T15556]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  728.227653][T15556]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  728.227656][T15556]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  728.227657][T15556]  vprintk_emit (kernel/printk/printk.c:2479)
[  728.227659][T15556]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  728.227660][T15556]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  728.227663][T15556]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  728.227666][T15556]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  728.227669][T15556]  _printk (kernel/printk/printk.c:2504)
[  728.227672][T15556]  ? snapshot_read.cold (user.c:?)
[  728.227674][T15556]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  728.227676][T15556]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  728.227680][T15556]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  728.227682][T15556]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  728.227685][T15556]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  728.227687][T15556]  ? netdev_notice (net/core/dev.c:13194)
[  728.227690][T15556]  ? 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)
[  728.227692][T15556]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  728.227695][T15556]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  728.227697][T15556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  728.227698][T15556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  728.227699][T15556]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  728.227701][T15556]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  728.227702][T15556]  ? 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)
[  728.227704][T15556]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  728.227705][T15556]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  728.227707][T15556]  ? register_netdev (net/core/dev.c:11618)
[  728.227708][T15556]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  728.227710][T15556]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  728.227713][T15556]  ? __kernel_text_address (kernel/extable.c:79)
[  728.227716][T15556]  ? write_profile (profile.c:?)
[  728.227719][T15556]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  728.227722][T15556]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  728.227724][T15556]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  728.227726][T15556]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  728.227728][T15556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  728.227729][T15556]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  728.227732][T15556]  ? kasan_save_stack (mm/kasan/common.c:58)
[  728.227734][T15556]  ? kasan_save_stack (mm/kasan/common.c:57)
[  728.227736][T15556]  ? kasan_save_track (mm/kasan/common.c:78)
[  728.227737][T15556]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  728.227738][T15556]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  728.227740][T15556]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  728.227741][T15556]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  728.227743][T15556]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  728.227745][T15556]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  728.227747][T15556]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  728.227749][T15556]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  728.227751][T15556]  ? ____sys_sendmsg (net/socket.c:2713)
[  728.227753][T15556]  ? ___sys_sendmsg (net/socket.c:2767)
[  728.227755][T15556]  ? __sys_sendmsg (net/socket.c:2799)
[  728.227757][T15556]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  728.227759][T15556]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  728.227762][T15556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  728.227763][T15556]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  728.227765][T15556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  728.227766][T15556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  728.227767][T15556]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  728.227768][T15556]  ? __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)
[  728.227770][T15556]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  728.227771][T15556]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  728.227773][T15556]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  728.227774][T15556]  ? nla_get_range_signed (lib/nlattr.c:270)
[  728.227777][T15556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  728.227779][T15556]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  728.227781][T15556]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  728.227783][T15556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  728.227784][T15556]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  728.227786][T15556]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  728.227787][T15556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  728.227789][T15556]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  728.227791][T15556]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  728.227793][T15556]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  728.227794][T15556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  728.227795][T15556]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  728.227799][T15556]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  728.227801][T15556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  728.227802][T15556]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  728.227804][T15556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  728.227805][T15556]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  728.227807][T15556]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  728.227809][T15556]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  728.227810][T15556]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  728.227812][T15556]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  728.227814][T15556]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  728.227816][T15556]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  728.227818][T15556]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  728.227820][T15556]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  728.227821][T15556]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  728.227825][T15556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  728.227826][T15556]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  728.227828][T15556]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  728.227831][T15556]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  728.227833][T15556]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  728.227835][T15556]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  728.227837][T15556]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  728.227839][T15556]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  728.227841][T15556]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  728.227842][T15556]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  728.227846][T15556]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  728.227848][T15556]  ____sys_sendmsg (net/socket.c:2713)
[  728.227850][T15556]  ? copy_msghdr_from_user (net/socket.c:2650)
[  728.227852][T15556]  ? sock_write_iter (net/socket.c:1269)
[  728.227853][T15556]  ? move_addr_to_kernel (net/socket.c:258)
[  728.227855][T15556]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  728.227858][T15556]  ___sys_sendmsg (net/socket.c:2767)
[  728.227860][T15556]  ? copy_msghdr_from_user (net/socket.c:2619)
[  728.227865][T15556]  __sys_sendmsg (net/socket.c:2799)
[  728.227867][T15556]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  728.227870][T15556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  728.227872][T15556]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  728.227873][T15556]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  728.227875][T15556]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  728.227877][T15556] RIP: 0033:0x7f707b2aa54e
[  728.227879][T15556] 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
[  728.227881][T15556] RSP: 002b:00007ffc695ef4d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  728.227885][T15556] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f707b2aa54e
[  728.227887][T15556] RDX: 0000000000000000 RSI: 00007ffc695ef580 RDI: 0000000000000005
[  728.227888][T15556] RBP: 00007ffc695ef4e0 R08: 0000000000000000 R09: 0000000000000000
[  728.227889][T15556] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5c6
[  728.227890][T15556] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc695efc40
| [  729.687169][T15608] softirqs last disabled at (0): 0x0
| [  729.687172][T15608] Preemption disabled at:
| [  729.687173][T15608] vprintk_emit (kernel/printk/printk.c:2471)
| [  729.687183][T15608] Tainted: [W]=WARN
[  729.687184][T15608] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  729.687186][T15608] Call Trace:
[  729.687188][T15608]  <TASK>
[  729.687189][T15608]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  729.687195][T15608]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  729.687197][T15608]  __might_resched.cold (kernel/sched/core.c:9234)
[  729.687201][T15608]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  729.687203][T15608]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  729.687207][T15608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.687210][T15608]  __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))
[  729.687212][T15608]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  729.687216][T15608]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  729.687221][T15608]  ? 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)
[  729.687223][T15608]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  729.687226][T15608]  put_chars (drivers/char/virtio_console.c:1176)
[  729.687227][T15608]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  729.687229][T15608]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  729.687232][T15608]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  729.687237][T15608]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  729.687239][T15608]  ? vsnprintf (lib/vsprintf.c:2900)
[  729.687243][T15608]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  729.687245][T15608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.687246][T15608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.687248][T15608]  console_emit_next_record (kernel/printk/printk.c:3183)
[  729.687251][T15608]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  729.687253][T15608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.687255][T15608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.687256][T15608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.687257][T15608]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  729.687261][T15608]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  729.687264][T15608]  console_flush_one_record (kernel/printk/printk.c:3268)
[  729.687268][T15608]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  729.687273][T15608]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  729.687276][T15608]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  729.687279][T15608]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  729.687282][T15608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.687284][T15608]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  729.687286][T15608]  ? 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)
[  729.687287][T15608]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  729.687289][T15608]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  729.687291][T15608]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  729.687293][T15608]  vprintk_emit (kernel/printk/printk.c:2479)
[  729.687295][T15608]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  729.687297][T15608]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  729.687299][T15608]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  729.687302][T15608]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  729.687304][T15608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.687306][T15608]  _printk (kernel/printk/printk.c:2504)
[  729.687309][T15608]  ? snapshot_read.cold (user.c:?)
[  729.687311][T15608]  ? br_multicast_flood (??:?)
[  729.687315][T15608]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  729.687318][T15608]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  729.687319][T15608]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  729.687321][T15608]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  729.687325][T15608]  br_init_port (net/bridge/br_stp_if.c:39)
[  729.687326][T15608]  new_nbp (net/bridge/br_if.c:449)
[  729.687329][T15608]  br_add_if (net/bridge/br_if.c:592)
[  729.687331][T15608]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  729.687336][T15608]  do_set_master (net/core/rtnetlink.c:3071)
[  729.687338][T15608]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  729.687340][T15608]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  729.687341][T15608]  ? __dev_get_by_name (net/core/dev.c:905)
[  729.687343][T15608]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  729.687348][T15608]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  729.687351][T15608]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  729.687353][T15608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.687354][T15608]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  729.687356][T15608]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  729.687358][T15608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.687359][T15608]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  729.687362][T15608]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  729.687364][T15608]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  729.687367][T15608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.687368][T15608]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  729.687370][T15608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.687371][T15608]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  729.687373][T15608]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  729.687375][T15608]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  729.687376][T15608]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  729.687378][T15608]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  729.687382][T15608]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  729.687386][T15608]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  729.687387][T15608]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  729.687389][T15608]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  729.687391][T15608]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  729.687394][T15608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.687396][T15608]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  729.687398][T15608]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  729.687401][T15608]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  729.687403][T15608]  ? next_uptodate_folio (mm/filemap.c:3747)
[  729.687406][T15608]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  729.687409][T15608]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  729.687411][T15608]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  729.687413][T15608]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  729.687416][T15608]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  729.687420][T15608]  ____sys_sendmsg (net/socket.c:2713)
[  729.687422][T15608]  ? copy_msghdr_from_user (net/socket.c:2650)
[  729.687424][T15608]  ? sock_write_iter (net/socket.c:1269)
[  729.687425][T15608]  ? move_addr_to_kernel (net/socket.c:258)
[  729.687428][T15608]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  729.687430][T15608]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  729.687433][T15608]  ___sys_sendmsg (net/socket.c:2767)
[  729.687435][T15608]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  729.687437][T15608]  ? copy_msghdr_from_user (net/socket.c:2619)
[  729.687438][T15608]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  729.687443][T15608]  __sys_sendmsg (net/socket.c:2799)
[  729.687446][T15608]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  729.687449][T15608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.687450][T15608]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.687452][T15608]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  729.687454][T15608]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  729.687457][T15608]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  729.687459][T15608] RIP: 0033:0x7f8d2d4fb54e
[  729.687461][T15608] 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
[  729.687464][T15608] RSP: 002b:00007ffc2a1ea4d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  729.687468][T15608] RAX: ffffffffffffffda RBX: 00007ffc2a1eac98 RCX: 00007f8d2d4fb54e
[  729.687469][T15608] RDX: 0000000000000000 RSI: 00007ffc2a1ea580 RDI: 0000000000000005
[  729.687471][T15608] RBP: 00007ffc2a1ea4e0 R08: 0000000000000000 R09: 0000000000000000
[  729.687472][T15608] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5c7
[  729.687473][T15608] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc2a1eac50
| [  739.893451][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  739.893453][   T70] Preemption disabled at:
| [  739.893454][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  739.893465][   T70] Tainted: [W]=WARN
[  739.893466][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  739.893469][   T70] Workqueue: netns cleanup_net
[  739.893474][   T70] Call Trace:
[  739.893476][   T70]  <TASK>
[  739.893478][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  739.893484][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  739.893485][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  739.893489][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  739.893492][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  739.893496][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  739.893498][   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))
[  739.893501][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  739.893504][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  739.893509][   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)
[  739.893511][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  739.893514][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  739.893516][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  739.893517][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  739.893520][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  739.893525][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  739.893527][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  739.893530][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  739.893531][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  739.893533][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  739.893535][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  739.893538][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  739.893540][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  739.893541][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  739.893542][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  739.893543][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  739.893546][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  739.893548][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  739.893556][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  739.893559][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  739.893561][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  739.893563][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  739.893565][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  739.893566][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  739.893568][   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)
[  739.893570][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  739.893571][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  739.893573][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  739.893575][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  739.893577][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  739.893578][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  739.893580][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  739.893583][   T70]  ? kthread (kernel/kthread.c:436)
[  739.893585][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  739.893588][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  739.893591][   T70]  _printk (kernel/printk/printk.c:2504)
[  739.893594][   T70]  ? snapshot_read.cold (user.c:?)
[  739.893596][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  739.893600][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  739.893602][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  739.893604][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  739.893607][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  739.893608][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  739.893610][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  739.893613][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  739.893614][   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)
[  739.893616][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  739.893618][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  739.893621][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  739.893625][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  739.893627][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  739.893630][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  739.893632][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  739.893634][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  739.893637][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  739.893639][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  739.893641][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  739.893643][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  739.893645][   T70]  process_one_work (kernel/workqueue.c:3387)
[  739.893648][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  739.893651][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  739.893653][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  739.893656][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  739.893665][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  739.893668][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  739.893670][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  739.893672][   T70]  kthread (kernel/kthread.c:436)
[  739.893674][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  739.893675][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  739.893678][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  739.893680][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  739.893682][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  739.893685][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  739.893687][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  741.454946][T15864] softirqs last disabled at (0): 0x0
| [  741.454948][T15864] Preemption disabled at:
| [  741.454949][T15864] vprintk_emit (kernel/printk/printk.c:2471)
| [  741.454960][T15864] Tainted: [W]=WARN
[  741.454961][T15864] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  741.454964][T15864] Call Trace:
[  741.454965][T15864]  <TASK>
[  741.454967][T15864]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  741.454972][T15864]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  741.454974][T15864]  __might_resched.cold (kernel/sched/core.c:9234)
[  741.454978][T15864]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  741.454980][T15864]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  741.454984][T15864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  741.454987][T15864]  __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))
[  741.454990][T15864]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  741.454993][T15864]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  741.454998][T15864]  ? 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)
[  741.455000][T15864]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  741.455003][T15864]  put_chars (drivers/char/virtio_console.c:1176)
[  741.455005][T15864]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  741.455007][T15864]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  741.455009][T15864]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  741.455014][T15864]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  741.455017][T15864]  ? vsnprintf (lib/vsprintf.c:2900)
[  741.455020][T15864]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  741.455022][T15864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  741.455023][T15864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  741.455025][T15864]  console_emit_next_record (kernel/printk/printk.c:3183)
[  741.455028][T15864]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  741.455030][T15864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  741.455031][T15864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  741.455033][T15864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  741.455034][T15864]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  741.455036][T15864]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  741.455038][T15864]  console_flush_one_record (kernel/printk/printk.c:3268)
[  741.455041][T15864]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  741.455044][T15864]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  741.455046][T15864]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  741.455048][T15864]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  741.455050][T15864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  741.455051][T15864]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  741.455053][T15864]  ? 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)
[  741.455054][T15864]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  741.455056][T15864]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  741.455058][T15864]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  741.455060][T15864]  vprintk_emit (kernel/printk/printk.c:2479)
[  741.455062][T15864]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  741.455063][T15864]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  741.455065][T15864]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  741.455068][T15864]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  741.455070][T15864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  741.455071][T15864]  _printk (kernel/printk/printk.c:2504)
[  741.455074][T15864]  ? snapshot_read.cold (user.c:?)
[  741.455077][T15864]  ? br_multicast_flood (??:?)
[  741.455080][T15864]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  741.455083][T15864]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  741.455085][T15864]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  741.455087][T15864]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  741.455090][T15864]  br_init_port (net/bridge/br_stp_if.c:39)
[  741.455092][T15864]  new_nbp (net/bridge/br_if.c:449)
[  741.455094][T15864]  br_add_if (net/bridge/br_if.c:592)
[  741.455096][T15864]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  741.455102][T15864]  do_set_master (net/core/rtnetlink.c:3071)
[  741.455104][T15864]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  741.455106][T15864]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  741.455107][T15864]  ? __dev_get_by_name (net/core/dev.c:905)
[  741.455109][T15864]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  741.455113][T15864]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  741.455116][T15864]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  741.455118][T15864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  741.455120][T15864]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  741.455121][T15864]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  741.455123][T15864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  741.455124][T15864]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  741.455127][T15864]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  741.455129][T15864]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  741.455132][T15864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  741.455133][T15864]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  741.455135][T15864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  741.455136][T15864]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  741.455138][T15864]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  741.455140][T15864]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  741.455141][T15864]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  741.455143][T15864]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  741.455147][T15864]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  741.455150][T15864]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  741.455152][T15864]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  741.455154][T15864]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  741.455156][T15864]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  741.455159][T15864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  741.455160][T15864]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  741.455162][T15864]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  741.455165][T15864]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  741.455167][T15864]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  741.455170][T15864]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  741.455173][T15864]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  741.455176][T15864]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  741.455178][T15864]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  741.455180][T15864]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  741.455183][T15864]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  741.455186][T15864]  ____sys_sendmsg (net/socket.c:2713)
[  741.455188][T15864]  ? copy_msghdr_from_user (net/socket.c:2650)
[  741.455190][T15864]  ? sock_write_iter (net/socket.c:1269)
[  741.455192][T15864]  ? move_addr_to_kernel (net/socket.c:258)
[  741.455194][T15864]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  741.455197][T15864]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  741.455199][T15864]  ___sys_sendmsg (net/socket.c:2767)
[  741.455201][T15864]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  741.455203][T15864]  ? copy_msghdr_from_user (net/socket.c:2619)
[  741.455204][T15864]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  741.455209][T15864]  __sys_sendmsg (net/socket.c:2799)
[  741.455212][T15864]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  741.455214][T15864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  741.455216][T15864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  741.455217][T15864]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  741.455220][T15864]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  741.455222][T15864]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  741.455225][T15864] RIP: 0033:0x7f85834e654e
[  741.455227][T15864] 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
[  741.455230][T15864] RSP: 002b:00007ffd5e943f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  741.455234][T15864] RAX: ffffffffffffffda RBX: 00007ffd5e944728 RCX: 00007f85834e654e
[  741.455235][T15864] RDX: 0000000000000000 RSI: 00007ffd5e944010 RDI: 0000000000000005
[  741.455236][T15864] RBP: 00007ffd5e943f70 R08: 0000000000000000 R09: 0000000000000000
[  741.455237][T15864] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5d3
[  741.455238][T15864] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd5e9446e0
| [  743.130555][T15933] softirqs last disabled at (0): 0x0
| [  743.130557][T15933] Preemption disabled at:
| [  743.130558][T15933] vprintk_emit (kernel/printk/printk.c:2471)
| [  743.130569][T15933] Tainted: [W]=WARN
[  743.130570][T15933] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  743.130573][T15933] Call Trace:
[  743.130574][T15933]  <TASK>
[  743.130576][T15933]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  743.130581][T15933]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  743.130583][T15933]  __might_resched.cold (kernel/sched/core.c:9234)
[  743.130587][T15933]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  743.130591][T15933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  743.130594][T15933]  __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))
[  743.130596][T15933]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  743.130599][T15933]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  743.130605][T15933]  ? 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)
[  743.130607][T15933]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  743.130609][T15933]  put_chars (drivers/char/virtio_console.c:1176)
[  743.130611][T15933]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  743.130612][T15933]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  743.130615][T15933]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  743.130617][T15933]  ? pointer (lib/vsprintf.c:2577)
[  743.130621][T15933]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  743.130626][T15933]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  743.130628][T15933]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  743.130630][T15933]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  743.130632][T15933]  console_emit_next_record (kernel/printk/printk.c:3183)
[  743.130635][T15933]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  743.130638][T15933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  743.130639][T15933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  743.130640][T15933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  743.130641][T15933]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  743.130643][T15933]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  743.130645][T15933]  console_flush_one_record (kernel/printk/printk.c:3268)
[  743.130648][T15933]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  743.130651][T15933]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  743.130653][T15933]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  743.130655][T15933]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  743.130657][T15933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  743.130658][T15933]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  743.130659][T15933]  ? 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)
[  743.130661][T15933]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  743.130663][T15933]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  743.130665][T15933]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  743.130666][T15933]  vprintk_emit (kernel/printk/printk.c:2479)
[  743.130668][T15933]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  743.130670][T15933]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  743.130672][T15933]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  743.130676][T15933]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  743.130678][T15933]  _printk (kernel/printk/printk.c:2504)
[  743.130682][T15933]  ? snapshot_read.cold (user.c:?)
[  743.130684][T15933]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  743.130693][T15933]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  743.130696][T15933]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  743.130699][T15933]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  743.130702][T15933]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  743.130704][T15933]  ? netdev_notice (net/core/dev.c:13194)
[  743.130707][T15933]  ? 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)
[  743.130708][T15933]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  743.130711][T15933]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  743.130713][T15933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  743.130714][T15933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  743.130715][T15933]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  743.130717][T15933]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  743.130718][T15933]  ? 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)
[  743.130720][T15933]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  743.130722][T15933]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  743.130723][T15933]  ? register_netdev (net/core/dev.c:11618)
[  743.130725][T15933]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  743.130727][T15933]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  743.130730][T15933]  ? __kernel_text_address (kernel/extable.c:79)
[  743.130733][T15933]  ? write_profile (profile.c:?)
[  743.130736][T15933]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  743.130740][T15933]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  743.130742][T15933]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  743.130743][T15933]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  743.130745][T15933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  743.130746][T15933]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  743.130750][T15933]  ? kasan_save_stack (mm/kasan/common.c:58)
[  743.130751][T15933]  ? kasan_save_stack (mm/kasan/common.c:57)
[  743.130753][T15933]  ? kasan_save_track (mm/kasan/common.c:78)
[  743.130754][T15933]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  743.130755][T15933]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  743.130757][T15933]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  743.130758][T15933]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  743.130759][T15933]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  743.130763][T15933]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  743.130764][T15933]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  743.130766][T15933]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  743.130769][T15933]  ? ____sys_sendmsg (net/socket.c:2713)
[  743.130770][T15933]  ? ___sys_sendmsg (net/socket.c:2767)
[  743.130772][T15933]  ? __sys_sendmsg (net/socket.c:2799)
[  743.130774][T15933]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  743.130776][T15933]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  743.130779][T15933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  743.130780][T15933]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  743.130782][T15933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  743.130783][T15933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  743.130784][T15933]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  743.130786][T15933]  ? __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)
[  743.130787][T15933]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  743.130789][T15933]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  743.130790][T15933]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  743.130792][T15933]  ? nla_get_range_signed (lib/nlattr.c:270)
[  743.130795][T15933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  743.130797][T15933]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  743.130799][T15933]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  743.130801][T15933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  743.130802][T15933]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  743.130804][T15933]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  743.130805][T15933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  743.130807][T15933]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  743.130809][T15933]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  743.130811][T15933]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  743.130812][T15933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  743.130814][T15933]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  743.130817][T15933]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  743.130820][T15933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  743.130821][T15933]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  743.130823][T15933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  743.130824][T15933]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  743.130825][T15933]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  743.130827][T15933]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  743.130829][T15933]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  743.130830][T15933]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  743.130833][T15933]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  743.130835][T15933]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  743.130836][T15933]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  743.130838][T15933]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  743.130840][T15933]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  743.130843][T15933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  743.130844][T15933]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  743.130846][T15933]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  743.130849][T15933]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  743.130851][T15933]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  743.130853][T15933]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  743.130855][T15933]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  743.130857][T15933]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  743.130859][T15933]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  743.130861][T15933]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  743.130864][T15933]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  743.130866][T15933]  ____sys_sendmsg (net/socket.c:2713)
[  743.130868][T15933]  ? copy_msghdr_from_user (net/socket.c:2650)
[  743.130870][T15933]  ? sock_write_iter (net/socket.c:1269)
[  743.130872][T15933]  ? move_addr_to_kernel (net/socket.c:258)
[  743.130873][T15933]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  743.130876][T15933]  ___sys_sendmsg (net/socket.c:2767)
[  743.130878][T15933]  ? copy_msghdr_from_user (net/socket.c:2619)
[  743.130883][T15933]  __sys_sendmsg (net/socket.c:2799)
[  743.130885][T15933]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  743.130888][T15933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  743.130890][T15933]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  743.130892][T15933]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  743.130894][T15933]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  743.130896][T15933] RIP: 0033:0x7f67b46f654e
[  743.130898][T15933] 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
[  743.130901][T15933] RSP: 002b:00007ffddf2caa30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  743.130905][T15933] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f67b46f654e
[  743.130907][T15933] RDX: 0000000000000000 RSI: 00007ffddf2caae0 RDI: 0000000000000005
[  743.130908][T15933] RBP: 00007ffddf2caa40 R08: 0000000000000000 R09: 0000000000000000
[  743.130908][T15933] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5d5
[  743.130909][T15933] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffddf2cb1a0
| [  744.614448][T15990] softirqs last disabled at (0): 0x0
| [  744.614450][T15990] Preemption disabled at:
| [  744.614451][T15990] vprintk_emit (kernel/printk/printk.c:2471)
| [  744.614462][T15990] Tainted: [W]=WARN
[  744.614464][T15990] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  744.614466][T15990] Call Trace:
[  744.614467][T15990]  <TASK>
[  744.614469][T15990]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  744.614475][T15990]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  744.614476][T15990]  __might_resched.cold (kernel/sched/core.c:9234)
[  744.614480][T15990]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  744.614483][T15990]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  744.614486][T15990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  744.614489][T15990]  __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))
[  744.614492][T15990]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  744.614495][T15990]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  744.614500][T15990]  ? 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)
[  744.614502][T15990]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  744.614505][T15990]  put_chars (drivers/char/virtio_console.c:1176)
[  744.614507][T15990]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  744.614509][T15990]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  744.614512][T15990]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  744.614517][T15990]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  744.614519][T15990]  ? vsnprintf (lib/vsprintf.c:2900)
[  744.614522][T15990]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  744.614524][T15990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  744.614525][T15990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  744.614527][T15990]  console_emit_next_record (kernel/printk/printk.c:3183)
[  744.614530][T15990]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  744.614532][T15990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  744.614533][T15990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  744.614534][T15990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  744.614535][T15990]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  744.614538][T15990]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  744.614540][T15990]  console_flush_one_record (kernel/printk/printk.c:3268)
[  744.614543][T15990]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  744.614546][T15990]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  744.614548][T15990]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  744.614549][T15990]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  744.614554][T15990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  744.614555][T15990]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  744.614557][T15990]  ? 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)
[  744.614558][T15990]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  744.614560][T15990]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  744.614562][T15990]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  744.614564][T15990]  vprintk_emit (kernel/printk/printk.c:2479)
[  744.614566][T15990]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  744.614567][T15990]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  744.614569][T15990]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  744.614572][T15990]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  744.614574][T15990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  744.614576][T15990]  _printk (kernel/printk/printk.c:2504)
[  744.614579][T15990]  ? snapshot_read.cold (user.c:?)
[  744.614581][T15990]  ? br_multicast_flood (??:?)
[  744.614585][T15990]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  744.614588][T15990]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  744.614589][T15990]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  744.614591][T15990]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  744.614594][T15990]  br_init_port (net/bridge/br_stp_if.c:39)
[  744.614596][T15990]  new_nbp (net/bridge/br_if.c:449)
[  744.614599][T15990]  br_add_if (net/bridge/br_if.c:592)
[  744.614601][T15990]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  744.614605][T15990]  do_set_master (net/core/rtnetlink.c:3071)
[  744.614607][T15990]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  744.614609][T15990]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  744.614611][T15990]  ? __dev_get_by_name (net/core/dev.c:905)
[  744.614613][T15990]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  744.614617][T15990]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  744.614620][T15990]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  744.614622][T15990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  744.614623][T15990]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  744.614625][T15990]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  744.614626][T15990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  744.614628][T15990]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  744.614631][T15990]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  744.614633][T15990]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  744.614635][T15990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  744.614636][T15990]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  744.614638][T15990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  744.614640][T15990]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  744.614641][T15990]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  744.614643][T15990]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  744.614644][T15990]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  744.614646][T15990]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  744.614650][T15990]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  744.614653][T15990]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  744.614655][T15990]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  744.614657][T15990]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  744.614659][T15990]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  744.614662][T15990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  744.614663][T15990]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  744.614666][T15990]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  744.614668][T15990]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  744.614670][T15990]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  744.614673][T15990]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  744.614677][T15990]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  744.614679][T15990]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  744.614682][T15990]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  744.614683][T15990]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  744.614687][T15990]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  744.614690][T15990]  ____sys_sendmsg (net/socket.c:2713)
[  744.614692][T15990]  ? copy_msghdr_from_user (net/socket.c:2650)
[  744.614694][T15990]  ? sock_write_iter (net/socket.c:1269)
[  744.614695][T15990]  ? move_addr_to_kernel (net/socket.c:258)
[  744.614698][T15990]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  744.614705][T15990]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  744.614707][T15990]  ___sys_sendmsg (net/socket.c:2767)
[  744.614709][T15990]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  744.614711][T15990]  ? copy_msghdr_from_user (net/socket.c:2619)
[  744.614713][T15990]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  744.614718][T15990]  __sys_sendmsg (net/socket.c:2799)
[  744.614721][T15990]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  744.614723][T15990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  744.614725][T15990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  744.614726][T15990]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  744.614729][T15990]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  744.614731][T15990]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  744.614733][T15990] RIP: 0033:0x7fe74ada754e
[  744.614735][T15990] 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
[  744.614738][T15990] RSP: 002b:00007fff12827180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  744.614742][T15990] RAX: ffffffffffffffda RBX: 00007fff12827948 RCX: 00007fe74ada754e
[  744.614744][T15990] RDX: 0000000000000000 RSI: 00007fff12827230 RDI: 0000000000000005
[  744.614745][T15990] RBP: 00007fff12827190 R08: 0000000000000000 R09: 0000000000000000
[  744.614746][T15990] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5d6
[  744.614747][T15990] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff12827900
| [  751.218772][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  751.218774][   T70] Preemption disabled at:
| [  751.218775][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  751.218786][   T70] Tainted: [W]=WARN
[  751.218787][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  751.218789][   T70] Workqueue: netns cleanup_net
[  751.218796][   T70] Call Trace:
[  751.218797][   T70]  <TASK>
[  751.218799][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  751.218804][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  751.218806][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  751.218810][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  751.218812][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  751.218816][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  751.218819][   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))
[  751.218822][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  751.218825][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  751.218831][   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)
[  751.218833][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  751.218836][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  751.218838][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  751.218839][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  751.218842][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  751.218847][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  751.218849][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  751.218852][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  751.218853][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  751.218854][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  751.218856][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  751.218859][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  751.218862][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  751.218863][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  751.218864][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  751.218865][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  751.218868][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  751.218870][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  751.218872][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  751.218875][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  751.218877][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  751.218879][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  751.218881][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  751.218882][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  751.218884][   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)
[  751.218885][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  751.218887][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  751.218889][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  751.218891][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  751.218893][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  751.218894][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  751.218896][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  751.218899][   T70]  ? kthread (kernel/kthread.c:436)
[  751.218901][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  751.218904][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  751.218907][   T70]  _printk (kernel/printk/printk.c:2504)
[  751.218910][   T70]  ? snapshot_read.cold (user.c:?)
[  751.218912][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  751.218916][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  751.218918][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  751.218920][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  751.218923][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  751.218924][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  751.218926][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  751.218929][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  751.218931][   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)
[  751.218932][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  751.218934][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  751.218937][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  751.218941][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  751.218943][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  751.218946][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  751.218948][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  751.218950][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  751.218953][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  751.218955][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  751.218957][   T70]  ? update_load_avg (kernel/sched/fair.c:5864)
[  751.218960][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  751.218961][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  751.218963][   T70]  process_one_work (kernel/workqueue.c:3387)
[  751.218966][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  751.218969][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  751.218972][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  751.218974][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  751.218976][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  751.218978][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  751.218981][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  751.218982][   T70]  kthread (kernel/kthread.c:436)
[  751.218984][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  751.218986][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  751.218988][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  751.218990][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  751.218992][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  751.218995][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  751.218997][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  752.570897][T16142] softirqs last disabled at (0): 0x0
| [  752.570899][T16142] Preemption disabled at:
| [  752.570900][T16142] vprintk_emit (kernel/printk/printk.c:2471)
| [  752.570911][T16142] Tainted: [W]=WARN
[  752.570912][T16142] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  752.570914][T16142] Call Trace:
[  752.570915][T16142]  <TASK>
[  752.570916][T16142]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  752.570922][T16142]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  752.570924][T16142]  __might_resched.cold (kernel/sched/core.c:9234)
[  752.570928][T16142]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  752.570931][T16142]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  752.570934][T16142]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  752.570937][T16142]  __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))
[  752.570940][T16142]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  752.570943][T16142]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  752.570948][T16142]  ? 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)
[  752.570950][T16142]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  752.570953][T16142]  put_chars (drivers/char/virtio_console.c:1176)
[  752.570954][T16142]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  752.570956][T16142]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  752.570959][T16142]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  752.570964][T16142]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  752.570966][T16142]  ? vsnprintf (lib/vsprintf.c:2900)
[  752.570969][T16142]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  752.570971][T16142]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  752.570972][T16142]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  752.570974][T16142]  console_emit_next_record (kernel/printk/printk.c:3183)
[  752.570977][T16142]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  752.570979][T16142]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  752.570980][T16142]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  752.570981][T16142]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  752.570983][T16142]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  752.570985][T16142]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  752.570987][T16142]  console_flush_one_record (kernel/printk/printk.c:3268)
[  752.570990][T16142]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  752.570993][T16142]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  752.570995][T16142]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  752.570996][T16142]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  752.570998][T16142]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  752.570999][T16142]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  752.571001][T16142]  ? 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)
[  752.571003][T16142]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  752.571004][T16142]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  752.571007][T16142]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  752.571008][T16142]  vprintk_emit (kernel/printk/printk.c:2479)
[  752.571010][T16142]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  752.571011][T16142]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  752.571013][T16142]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  752.571016][T16142]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  752.571018][T16142]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  752.571020][T16142]  _printk (kernel/printk/printk.c:2504)
[  752.571022][T16142]  ? snapshot_read.cold (user.c:?)
[  752.571025][T16142]  ? br_multicast_flood (??:?)
[  752.571028][T16142]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  752.571031][T16142]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  752.571032][T16142]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  752.571034][T16142]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  752.571037][T16142]  br_init_port (net/bridge/br_stp_if.c:39)
[  752.571040][T16142]  new_nbp (net/bridge/br_if.c:449)
[  752.571042][T16142]  br_add_if (net/bridge/br_if.c:592)
[  752.571044][T16142]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  752.571048][T16142]  do_set_master (net/core/rtnetlink.c:3071)
[  752.571050][T16142]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  752.571052][T16142]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  752.571054][T16142]  ? __dev_get_by_name (net/core/dev.c:905)
[  752.571056][T16142]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  752.571060][T16142]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  752.571063][T16142]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  752.571065][T16142]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  752.571066][T16142]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  752.571068][T16142]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  752.571069][T16142]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  752.571071][T16142]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  752.571074][T16142]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  752.571076][T16142]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  752.571078][T16142]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  752.571080][T16142]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  752.571082][T16142]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  752.571083][T16142]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  752.571084][T16142]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  752.571086][T16142]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  752.571088][T16142]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  752.571089][T16142]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  752.571093][T16142]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  752.571097][T16142]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  752.571098][T16142]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  752.571100][T16142]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  752.571102][T16142]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  752.571105][T16142]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  752.571106][T16142]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  752.571108][T16142]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  752.571110][T16142]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  752.571113][T16142]  ? next_uptodate_folio (mm/filemap.c:3747)
[  752.571116][T16142]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  752.571118][T16142]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  752.571120][T16142]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  752.571122][T16142]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  752.571125][T16142]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  752.571128][T16142]  ____sys_sendmsg (net/socket.c:2713)
[  752.571130][T16142]  ? copy_msghdr_from_user (net/socket.c:2650)
[  752.571132][T16142]  ? sock_write_iter (net/socket.c:1269)
[  752.571134][T16142]  ? move_addr_to_kernel (net/socket.c:258)
[  752.571136][T16142]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  752.571138][T16142]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  752.571140][T16142]  ___sys_sendmsg (net/socket.c:2767)
[  752.571142][T16142]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  752.571144][T16142]  ? copy_msghdr_from_user (net/socket.c:2619)
[  752.571146][T16142]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  752.571151][T16142]  __sys_sendmsg (net/socket.c:2799)
[  752.571153][T16142]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  752.571156][T16142]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  752.571157][T16142]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  752.571158][T16142]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  752.571161][T16142]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  752.571163][T16142]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  752.571165][T16142] RIP: 0033:0x7f7c1b7c354e
[  752.571167][T16142] 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
[  752.571170][T16142] RSP: 002b:00007ffe841e60a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  752.571174][T16142] RAX: ffffffffffffffda RBX: 00007ffe841e6868 RCX: 00007f7c1b7c354e
[  752.571175][T16142] RDX: 0000000000000000 RSI: 00007ffe841e6150 RDI: 0000000000000005
[  752.571177][T16142] RBP: 00007ffe841e60b0 R08: 0000000000000000 R09: 0000000000000000
[  752.571178][T16142] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5de
[  752.571179][T16142] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe841e6820
| [  754.060128][T16210] softirqs last disabled at (0): 0x0
| [  754.060130][T16210] Preemption disabled at:
| [  754.060131][T16210] vprintk_emit (kernel/printk/printk.c:2471)
| [  754.060141][T16210] Tainted: [W]=WARN
[  754.060143][T16210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  754.060145][T16210] Call Trace:
[  754.060146][T16210]  <TASK>
[  754.060147][T16210]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  754.060153][T16210]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  754.060155][T16210]  __might_resched.cold (kernel/sched/core.c:9234)
[  754.060159][T16210]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  754.060163][T16210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  754.060165][T16210]  __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))
[  754.060168][T16210]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  754.060172][T16210]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  754.060177][T16210]  ? 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)
[  754.060179][T16210]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  754.060182][T16210]  put_chars (drivers/char/virtio_console.c:1176)
[  754.060184][T16210]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  754.060185][T16210]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  754.060187][T16210]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  754.060190][T16210]  ? pointer (lib/vsprintf.c:2577)
[  754.060193][T16210]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  754.060198][T16210]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  754.060200][T16210]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  754.060202][T16210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  754.060205][T16210]  console_emit_next_record (kernel/printk/printk.c:3183)
[  754.060208][T16210]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  754.060210][T16210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  754.060212][T16210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  754.060213][T16210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  754.060214][T16210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  754.060216][T16210]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  754.060218][T16210]  console_flush_one_record (kernel/printk/printk.c:3268)
[  754.060221][T16210]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  754.060224][T16210]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  754.060226][T16210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  754.060228][T16210]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  754.060230][T16210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  754.060231][T16210]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  754.060232][T16210]  ? 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)
[  754.060234][T16210]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  754.060236][T16210]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  754.060238][T16210]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  754.060239][T16210]  vprintk_emit (kernel/printk/printk.c:2479)
[  754.060241][T16210]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  754.060243][T16210]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  754.060245][T16210]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  754.060248][T16210]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  754.060251][T16210]  _printk (kernel/printk/printk.c:2504)
[  754.060254][T16210]  ? snapshot_read.cold (user.c:?)
[  754.060256][T16210]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  754.060259][T16210]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  754.060264][T16210]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  754.060267][T16210]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  754.060272][T16210]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  754.060276][T16210]  ? netdev_notice (net/core/dev.c:13194)
[  754.060278][T16210]  ? 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)
[  754.060280][T16210]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  754.060283][T16210]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  754.060285][T16210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  754.060286][T16210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  754.060287][T16210]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  754.060289][T16210]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  754.060291][T16210]  ? 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)
[  754.060292][T16210]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  754.060294][T16210]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  754.060296][T16210]  ? register_netdev (net/core/dev.c:11618)
[  754.060297][T16210]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  754.060300][T16210]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  754.060303][T16210]  ? __kernel_text_address (kernel/extable.c:79)
[  754.060305][T16210]  ? write_profile (profile.c:?)
[  754.060309][T16210]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  754.060312][T16210]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  754.060315][T16210]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  754.060316][T16210]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  754.060318][T16210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  754.060319][T16210]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  754.060323][T16210]  ? kasan_save_stack (mm/kasan/common.c:58)
[  754.060325][T16210]  ? kasan_save_stack (mm/kasan/common.c:57)
[  754.060326][T16210]  ? kasan_save_track (mm/kasan/common.c:78)
[  754.060327][T16210]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  754.060328][T16210]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  754.060330][T16210]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  754.060331][T16210]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  754.060333][T16210]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  754.060336][T16210]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  754.060338][T16210]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  754.060339][T16210]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  754.060342][T16210]  ? ____sys_sendmsg (net/socket.c:2713)
[  754.060344][T16210]  ? ___sys_sendmsg (net/socket.c:2767)
[  754.060345][T16210]  ? __sys_sendmsg (net/socket.c:2799)
[  754.060347][T16210]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  754.060350][T16210]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  754.060353][T16210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  754.060354][T16210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  754.060356][T16210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  754.060357][T16210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  754.060358][T16210]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  754.060360][T16210]  ? __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)
[  754.060361][T16210]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  754.060363][T16210]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  754.060365][T16210]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  754.060366][T16210]  ? nla_get_range_signed (lib/nlattr.c:270)
[  754.060369][T16210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  754.060371][T16210]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  754.060373][T16210]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  754.060375][T16210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  754.060377][T16210]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  754.060378][T16210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  754.060380][T16210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  754.060381][T16210]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  754.060384][T16210]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  754.060385][T16210]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  754.060387][T16210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  754.060388][T16210]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  754.060392][T16210]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  754.060394][T16210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  754.060396][T16210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  754.060397][T16210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  754.060399][T16210]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  754.060400][T16210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  754.060402][T16210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  754.060403][T16210]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  754.060405][T16210]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  754.060408][T16210]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  754.060410][T16210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  754.060411][T16210]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  754.060413][T16210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  754.060415][T16210]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  754.060419][T16210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  754.060420][T16210]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  754.060422][T16210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  754.060425][T16210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  754.060427][T16210]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  754.060429][T16210]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  754.060431][T16210]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  754.060433][T16210]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  754.060435][T16210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  754.060436][T16210]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  754.060440][T16210]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  754.060442][T16210]  ____sys_sendmsg (net/socket.c:2713)
[  754.060444][T16210]  ? copy_msghdr_from_user (net/socket.c:2650)
[  754.060446][T16210]  ? sock_write_iter (net/socket.c:1269)
[  754.060447][T16210]  ? move_addr_to_kernel (net/socket.c:258)
[  754.060449][T16210]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  754.060452][T16210]  ___sys_sendmsg (net/socket.c:2767)
[  754.060454][T16210]  ? copy_msghdr_from_user (net/socket.c:2619)
[  754.060459][T16210]  __sys_sendmsg (net/socket.c:2799)
[  754.060461][T16210]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  754.060464][T16210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  754.060466][T16210]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  754.060468][T16210]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  754.060470][T16210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  754.060471][T16210] RIP: 0033:0x7fb595f0d54e
[  754.060474][T16210] 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
[  754.060476][T16210] RSP: 002b:00007fff6115fbd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  754.060480][T16210] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fb595f0d54e
[  754.060482][T16210] RDX: 0000000000000000 RSI: 00007fff6115fc80 RDI: 0000000000000005
[  754.060483][T16210] RBP: 00007fff6115fbe0 R08: 0000000000000000 R09: 0000000000000000
[  754.060484][T16210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5e0
[  754.060485][T16210] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff61160340
| [  755.284821][T16261] softirqs last disabled at (0): 0x0
| [  755.284823][T16261] Preemption disabled at:
| [  755.284824][T16261] vprintk_emit (kernel/printk/printk.c:2471)
| [  755.284835][T16261] Tainted: [W]=WARN
[  755.284836][T16261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  755.284838][T16261] Call Trace:
[  755.284840][T16261]  <TASK>
[  755.284841][T16261]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  755.284847][T16261]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  755.284849][T16261]  __might_resched.cold (kernel/sched/core.c:9234)
[  755.284853][T16261]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  755.284855][T16261]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  755.284859][T16261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  755.284861][T16261]  __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))
[  755.284864][T16261]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  755.284868][T16261]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  755.284873][T16261]  ? 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)
[  755.284875][T16261]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  755.284878][T16261]  put_chars (drivers/char/virtio_console.c:1176)
[  755.284880][T16261]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  755.284882][T16261]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  755.284884][T16261]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  755.284889][T16261]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  755.284891][T16261]  ? vsnprintf (lib/vsprintf.c:2900)
[  755.284895][T16261]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  755.284897][T16261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  755.284898][T16261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  755.284900][T16261]  console_emit_next_record (kernel/printk/printk.c:3183)
[  755.284903][T16261]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  755.284905][T16261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  755.284906][T16261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  755.284908][T16261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  755.284909][T16261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  755.284911][T16261]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  755.284913][T16261]  console_flush_one_record (kernel/printk/printk.c:3268)
[  755.284916][T16261]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  755.284919][T16261]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  755.284921][T16261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  755.284923][T16261]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  755.284925][T16261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  755.284926][T16261]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  755.284927][T16261]  ? 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)
[  755.284929][T16261]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  755.284931][T16261]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  755.284933][T16261]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  755.284935][T16261]  vprintk_emit (kernel/printk/printk.c:2479)
[  755.284937][T16261]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  755.284938][T16261]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  755.284940][T16261]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  755.284944][T16261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  755.284945][T16261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  755.284947][T16261]  _printk (kernel/printk/printk.c:2504)
[  755.284950][T16261]  ? snapshot_read.cold (user.c:?)
[  755.284952][T16261]  ? br_multicast_flood (??:?)
[  755.284956][T16261]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  755.284959][T16261]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  755.284960][T16261]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  755.284962][T16261]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  755.284966][T16261]  br_init_port (net/bridge/br_stp_if.c:39)
[  755.284967][T16261]  new_nbp (net/bridge/br_if.c:449)
[  755.284970][T16261]  br_add_if (net/bridge/br_if.c:592)
[  755.284972][T16261]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  755.284976][T16261]  do_set_master (net/core/rtnetlink.c:3071)
[  755.284978][T16261]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  755.284980][T16261]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  755.284982][T16261]  ? __dev_get_by_name (net/core/dev.c:905)
[  755.284984][T16261]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  755.284988][T16261]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  755.284991][T16261]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  755.284993][T16261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  755.284994][T16261]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  755.284996][T16261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  755.284997][T16261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  755.284999][T16261]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  755.285002][T16261]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  755.285004][T16261]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  755.285006][T16261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  755.285008][T16261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  755.285009][T16261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  755.285011][T16261]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  755.285012][T16261]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  755.285014][T16261]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  755.285016][T16261]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  755.285017][T16261]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  755.285021][T16261]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  755.285025][T16261]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  755.285026][T16261]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  755.285028][T16261]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  755.285030][T16261]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  755.285033][T16261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  755.285034][T16261]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  755.285036][T16261]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  755.285038][T16261]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  755.285041][T16261]  ? next_uptodate_folio (mm/filemap.c:3747)
[  755.285044][T16261]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  755.285046][T16261]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  755.285048][T16261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  755.285053][T16261]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  755.285057][T16261]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  755.285060][T16261]  ____sys_sendmsg (net/socket.c:2713)
[  755.285061][T16261]  ? copy_msghdr_from_user (net/socket.c:2650)
[  755.285064][T16261]  ? sock_write_iter (net/socket.c:1269)
[  755.285065][T16261]  ? move_addr_to_kernel (net/socket.c:258)
[  755.285068][T16261]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  755.285070][T16261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  755.285072][T16261]  ___sys_sendmsg (net/socket.c:2767)
[  755.285074][T16261]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  755.285076][T16261]  ? copy_msghdr_from_user (net/socket.c:2619)
[  755.285078][T16261]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  755.285083][T16261]  __sys_sendmsg (net/socket.c:2799)
[  755.285085][T16261]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  755.285087][T16261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  755.285089][T16261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  755.285090][T16261]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  755.285093][T16261]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  755.285095][T16261]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  755.285097][T16261] RIP: 0033:0x7f569a71854e
[  755.285100][T16261] 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
[  755.285103][T16261] RSP: 002b:00007ffd09c90540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  755.285107][T16261] RAX: ffffffffffffffda RBX: 00007ffd09c90d08 RCX: 00007f569a71854e
[  755.285108][T16261] RDX: 0000000000000000 RSI: 00007ffd09c905f0 RDI: 0000000000000005
[  755.285110][T16261] RBP: 00007ffd09c90550 R08: 0000000000000000 R09: 0000000000000000
[  755.285110][T16261] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5e1
[  755.285111][T16261] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd09c90cc0
| [  761.937732][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  761.937734][   T70] Preemption disabled at:
| [  761.937735][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  761.937747][   T70] Tainted: [W]=WARN
[  761.937748][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  761.937751][   T70] Workqueue: netns cleanup_net
[  761.937757][   T70] Call Trace:
[  761.937758][   T70]  <TASK>
[  761.937759][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  761.937765][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  761.937767][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  761.937771][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  761.937773][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  761.937777][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  761.937780][   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))
[  761.937783][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  761.937786][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  761.937791][   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)
[  761.937793][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  761.937796][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  761.937798][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  761.937800][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  761.937803][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  761.937807][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  761.937809][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  761.937812][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  761.937814][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  761.937815][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  761.937817][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  761.937820][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  761.937822][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  761.937823][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  761.937824][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  761.937825][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  761.937828][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  761.937830][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  761.937832][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  761.937835][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  761.937837][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  761.937839][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  761.937841][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  761.937842][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  761.937844][   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)
[  761.937845][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  761.937847][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  761.937849][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  761.937851][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  761.937859][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  761.937860][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  761.937862][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  761.937865][   T70]  ? kthread (kernel/kthread.c:436)
[  761.937867][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  761.937870][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  761.937873][   T70]  _printk (kernel/printk/printk.c:2504)
[  761.937876][   T70]  ? snapshot_read.cold (user.c:?)
[  761.937879][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  761.937882][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  761.937884][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  761.937887][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  761.937889][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  761.937891][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  761.937892][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  761.937895][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  761.937897][   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)
[  761.937899][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  761.937901][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  761.937904][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  761.937908][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  761.937910][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  761.937913][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  761.937915][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  761.937917][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  761.937920][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  761.937922][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  761.937924][   T70]  ? update_load_avg (kernel/sched/fair.c:5864)
[  761.937927][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  761.937929][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  761.937930][   T70]  process_one_work (kernel/workqueue.c:3387)
[  761.937934][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  761.937937][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  761.937939][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  761.937942][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  761.937944][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  761.937946][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  761.937948][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  761.937950][   T70]  kthread (kernel/kthread.c:436)
[  761.937952][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  761.937953][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  761.937956][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  761.937958][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  761.937960][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  761.937963][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  761.937965][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  763.350113][T16410] softirqs last disabled at (0): 0x0
| [  763.350115][T16410] Preemption disabled at:
| [  763.350116][T16410] vprintk_emit (kernel/printk/printk.c:2471)
| [  763.350127][T16410] Tainted: [W]=WARN
[  763.350129][T16410] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  763.350131][T16410] Call Trace:
[  763.350132][T16410]  <TASK>
[  763.350134][T16410]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  763.350140][T16410]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  763.350141][T16410]  __might_resched.cold (kernel/sched/core.c:9234)
[  763.350145][T16410]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  763.350148][T16410]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  763.350151][T16410]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  763.350154][T16410]  __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))
[  763.350157][T16410]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  763.350160][T16410]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  763.350166][T16410]  ? 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)
[  763.350168][T16410]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  763.350170][T16410]  put_chars (drivers/char/virtio_console.c:1176)
[  763.350172][T16410]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  763.350174][T16410]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  763.350177][T16410]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  763.350182][T16410]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  763.350184][T16410]  ? vsnprintf (lib/vsprintf.c:2900)
[  763.350187][T16410]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  763.350189][T16410]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  763.350190][T16410]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  763.350192][T16410]  console_emit_next_record (kernel/printk/printk.c:3183)
[  763.350195][T16410]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  763.350197][T16410]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  763.350199][T16410]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  763.350200][T16410]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  763.350201][T16410]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  763.350203][T16410]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  763.350205][T16410]  console_flush_one_record (kernel/printk/printk.c:3268)
[  763.350208][T16410]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  763.350211][T16410]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  763.350213][T16410]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  763.350214][T16410]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  763.350216][T16410]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  763.350217][T16410]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  763.350219][T16410]  ? 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)
[  763.350221][T16410]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  763.350222][T16410]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  763.350224][T16410]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  763.350226][T16410]  vprintk_emit (kernel/printk/printk.c:2479)
[  763.350228][T16410]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  763.350229][T16410]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  763.350231][T16410]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  763.350234][T16410]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  763.350236][T16410]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  763.350237][T16410]  _printk (kernel/printk/printk.c:2504)
[  763.350241][T16410]  ? snapshot_read.cold (user.c:?)
[  763.350243][T16410]  ? br_multicast_flood (??:?)
[  763.350247][T16410]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  763.350249][T16410]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  763.350251][T16410]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  763.350253][T16410]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  763.350256][T16410]  br_init_port (net/bridge/br_stp_if.c:39)
[  763.350258][T16410]  new_nbp (net/bridge/br_if.c:449)
[  763.350261][T16410]  br_add_if (net/bridge/br_if.c:592)
[  763.350262][T16410]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  763.350267][T16410]  do_set_master (net/core/rtnetlink.c:3071)
[  763.350269][T16410]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  763.350271][T16410]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  763.350272][T16410]  ? __dev_get_by_name (net/core/dev.c:905)
[  763.350274][T16410]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  763.350278][T16410]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  763.350281][T16410]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  763.350283][T16410]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  763.350285][T16410]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  763.350286][T16410]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  763.350288][T16410]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  763.350289][T16410]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  763.350292][T16410]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  763.350294][T16410]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  763.350297][T16410]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  763.350298][T16410]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  763.350300][T16410]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  763.350301][T16410]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  763.350302][T16410]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  763.350304][T16410]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  763.350306][T16410]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  763.350307][T16410]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  763.350311][T16410]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  763.350314][T16410]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  763.350316][T16410]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  763.350318][T16410]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  763.350319][T16410]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  763.350323][T16410]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  763.350324][T16410]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  763.350326][T16410]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  763.350329][T16410]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  763.350331][T16410]  ? next_uptodate_folio (mm/filemap.c:3747)
[  763.350334][T16410]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  763.350336][T16410]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  763.350339][T16410]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  763.350341][T16410]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  763.350344][T16410]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  763.350347][T16410]  ____sys_sendmsg (net/socket.c:2713)
[  763.350349][T16410]  ? copy_msghdr_from_user (net/socket.c:2650)
[  763.350351][T16410]  ? sock_write_iter (net/socket.c:1269)
[  763.350353][T16410]  ? move_addr_to_kernel (net/socket.c:258)
[  763.350355][T16410]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  763.350358][T16410]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  763.350360][T16410]  ___sys_sendmsg (net/socket.c:2767)
[  763.350362][T16410]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  763.350363][T16410]  ? copy_msghdr_from_user (net/socket.c:2619)
[  763.350365][T16410]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  763.350370][T16410]  __sys_sendmsg (net/socket.c:2799)
[  763.350372][T16410]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  763.350375][T16410]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  763.350376][T16410]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  763.350378][T16410]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  763.350381][T16410]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  763.350383][T16410]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  763.350385][T16410] RIP: 0033:0x7f5907e9754e
[  763.350387][T16410] 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
[  763.350390][T16410] RSP: 002b:00007ffc903e0ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  763.350394][T16410] RAX: ffffffffffffffda RBX: 00007ffc903e1278 RCX: 00007f5907e9754e
[  763.350396][T16410] RDX: 0000000000000000 RSI: 00007ffc903e0b60 RDI: 0000000000000005
[  763.350397][T16410] RBP: 00007ffc903e0ac0 R08: 0000000000000000 R09: 0000000000000000
[  763.350397][T16410] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5e9
[  763.350399][T16410] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc903e1230
| [  765.255523][T16480] softirqs last disabled at (0): 0x0
| [  765.255525][T16480] Preemption disabled at:
| [  765.255526][T16480] vprintk_emit (kernel/printk/printk.c:2471)
| [  765.255536][T16480] Tainted: [W]=WARN
[  765.255538][T16480] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  765.255539][T16480] Call Trace:
[  765.255541][T16480]  <TASK>
[  765.255542][T16480]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  765.255548][T16480]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  765.255549][T16480]  __might_resched.cold (kernel/sched/core.c:9234)
[  765.255557][T16480]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  765.255561][T16480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.255564][T16480]  __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))
[  765.255567][T16480]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  765.255570][T16480]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  765.255575][T16480]  ? 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)
[  765.255577][T16480]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  765.255580][T16480]  put_chars (drivers/char/virtio_console.c:1176)
[  765.255582][T16480]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  765.255583][T16480]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  765.255586][T16480]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  765.255588][T16480]  ? pointer (lib/vsprintf.c:2577)
[  765.255592][T16480]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  765.255597][T16480]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  765.255599][T16480]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  765.255601][T16480]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  765.255603][T16480]  console_emit_next_record (kernel/printk/printk.c:3183)
[  765.255606][T16480]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  765.255609][T16480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.255610][T16480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.255611][T16480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.255612][T16480]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  765.255614][T16480]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  765.255616][T16480]  console_flush_one_record (kernel/printk/printk.c:3268)
[  765.255619][T16480]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  765.255622][T16480]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  765.255624][T16480]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  765.255626][T16480]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  765.255628][T16480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.255629][T16480]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  765.255630][T16480]  ? 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)
[  765.255632][T16480]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  765.255634][T16480]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  765.255636][T16480]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  765.255637][T16480]  vprintk_emit (kernel/printk/printk.c:2479)
[  765.255639][T16480]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  765.255641][T16480]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  765.255643][T16480]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  765.255647][T16480]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  765.255649][T16480]  _printk (kernel/printk/printk.c:2504)
[  765.255652][T16480]  ? snapshot_read.cold (user.c:?)
[  765.255655][T16480]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  765.255657][T16480]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  765.255661][T16480]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  765.255663][T16480]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  765.255666][T16480]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  765.255669][T16480]  ? netdev_notice (net/core/dev.c:13194)
[  765.255671][T16480]  ? 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)
[  765.255673][T16480]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  765.255676][T16480]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  765.255677][T16480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.255678][T16480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.255680][T16480]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  765.255681][T16480]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  765.255683][T16480]  ? 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)
[  765.255684][T16480]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  765.255686][T16480]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  765.255688][T16480]  ? register_netdev (net/core/dev.c:11618)
[  765.255689][T16480]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  765.255691][T16480]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  765.255694][T16480]  ? __kernel_text_address (kernel/extable.c:79)
[  765.255697][T16480]  ? write_profile (profile.c:?)
[  765.255700][T16480]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  765.255704][T16480]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  765.255706][T16480]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  765.255707][T16480]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  765.255709][T16480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.255710][T16480]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  765.255714][T16480]  ? kasan_save_stack (mm/kasan/common.c:58)
[  765.255716][T16480]  ? kasan_save_stack (mm/kasan/common.c:57)
[  765.255717][T16480]  ? kasan_save_track (mm/kasan/common.c:78)
[  765.255718][T16480]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  765.255719][T16480]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  765.255720][T16480]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  765.255722][T16480]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  765.255723][T16480]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  765.255726][T16480]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  765.255728][T16480]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  765.255730][T16480]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  765.255732][T16480]  ? ____sys_sendmsg (net/socket.c:2713)
[  765.255734][T16480]  ? ___sys_sendmsg (net/socket.c:2767)
[  765.255735][T16480]  ? __sys_sendmsg (net/socket.c:2799)
[  765.255737][T16480]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  765.255740][T16480]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  765.255742][T16480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.255744][T16480]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  765.255745][T16480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.255746][T16480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.255748][T16480]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  765.255749][T16480]  ? __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)
[  765.255750][T16480]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  765.255752][T16480]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  765.255753][T16480]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  765.255755][T16480]  ? nla_get_range_signed (lib/nlattr.c:270)
[  765.255758][T16480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.255759][T16480]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  765.255762][T16480]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  765.255764][T16480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.255765][T16480]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  765.255766][T16480]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  765.255768][T16480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.255770][T16480]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  765.255772][T16480]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  765.255773][T16480]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  765.255775][T16480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.255776][T16480]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  765.255780][T16480]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  765.255782][T16480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.255783][T16480]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  765.255785][T16480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.255786][T16480]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  765.255788][T16480]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  765.255789][T16480]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  765.255791][T16480]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  765.255793][T16480]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  765.255795][T16480]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  765.255797][T16480]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  765.255798][T16480]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  765.255800][T16480]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  765.255802][T16480]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  765.255805][T16480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.255807][T16480]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  765.255809][T16480]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  765.255811][T16480]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  765.255813][T16480]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  765.255815][T16480]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  765.255817][T16480]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  765.255819][T16480]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  765.255821][T16480]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  765.255823][T16480]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  765.255826][T16480]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  765.255828][T16480]  ____sys_sendmsg (net/socket.c:2713)
[  765.255830][T16480]  ? copy_msghdr_from_user (net/socket.c:2650)
[  765.255832][T16480]  ? sock_write_iter (net/socket.c:1269)
[  765.255833][T16480]  ? move_addr_to_kernel (net/socket.c:258)
[  765.255835][T16480]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  765.255838][T16480]  ___sys_sendmsg (net/socket.c:2767)
[  765.255840][T16480]  ? copy_msghdr_from_user (net/socket.c:2619)
[  765.255845][T16480]  __sys_sendmsg (net/socket.c:2799)
[  765.255847][T16480]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  765.255850][T16480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.255852][T16480]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  765.255854][T16480]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  765.255856][T16480]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  765.255857][T16480] RIP: 0033:0x7f0e9650e54e
[  765.255859][T16480] 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
[  765.255862][T16480] RSP: 002b:00007ffd7dce6770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  765.255866][T16480] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f0e9650e54e
[  765.255867][T16480] RDX: 0000000000000000 RSI: 00007ffd7dce6820 RDI: 0000000000000005
[  765.255868][T16480] RBP: 00007ffd7dce6780 R08: 0000000000000000 R09: 0000000000000000
[  765.255869][T16480] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5eb
[  765.255870][T16480] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd7dce6ee0
| [  766.699739][T16530] softirqs last disabled at (0): 0x0
| [  766.699742][T16530] Preemption disabled at:
| [  766.699743][T16530] vprintk_emit (kernel/printk/printk.c:2471)
| [  766.699757][T16530] Tainted: [W]=WARN
[  766.699759][T16530] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  766.699761][T16530] Call Trace:
[  766.699763][T16530]  <TASK>
[  766.699765][T16530]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  766.699772][T16530]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  766.699775][T16530]  __might_resched.cold (kernel/sched/core.c:9234)
[  766.699780][T16530]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  766.699783][T16530]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  766.699788][T16530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  766.699792][T16530]  __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))
[  766.699796][T16530]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  766.699800][T16530]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  766.699807][T16530]  ? 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)
[  766.699810][T16530]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  766.699814][T16530]  put_chars (drivers/char/virtio_console.c:1176)
[  766.699817][T16530]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  766.699820][T16530]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  766.699824][T16530]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  766.699831][T16530]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  766.699834][T16530]  ? vsnprintf (lib/vsprintf.c:2900)
[  766.699839][T16530]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  766.699842][T16530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  766.699844][T16530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  766.699847][T16530]  console_emit_next_record (kernel/printk/printk.c:3183)
[  766.699852][T16530]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  766.699855][T16530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  766.699857][T16530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  766.699859][T16530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  766.699861][T16530]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  766.699865][T16530]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  766.699868][T16530]  console_flush_one_record (kernel/printk/printk.c:3268)
[  766.699872][T16530]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  766.699877][T16530]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  766.699880][T16530]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  766.699883][T16530]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  766.699886][T16530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  766.699888][T16530]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  766.699890][T16530]  ? 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)
[  766.699893][T16530]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  766.699901][T16530]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  766.699904][T16530]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  766.699907][T16530]  vprintk_emit (kernel/printk/printk.c:2479)
[  766.699909][T16530]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  766.699911][T16530]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  766.699913][T16530]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  766.699916][T16530]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  766.699918][T16530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  766.699919][T16530]  _printk (kernel/printk/printk.c:2504)
[  766.699922][T16530]  ? snapshot_read.cold (user.c:?)
[  766.699925][T16530]  ? br_multicast_flood (??:?)
[  766.699928][T16530]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  766.699931][T16530]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  766.699933][T16530]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  766.699935][T16530]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  766.699938][T16530]  br_init_port (net/bridge/br_stp_if.c:39)
[  766.699940][T16530]  new_nbp (net/bridge/br_if.c:449)
[  766.699942][T16530]  br_add_if (net/bridge/br_if.c:592)
[  766.699944][T16530]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  766.699949][T16530]  do_set_master (net/core/rtnetlink.c:3071)
[  766.699950][T16530]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  766.699952][T16530]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  766.699954][T16530]  ? __dev_get_by_name (net/core/dev.c:905)
[  766.699956][T16530]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  766.699960][T16530]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  766.699963][T16530]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  766.699965][T16530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  766.699966][T16530]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  766.699968][T16530]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  766.699970][T16530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  766.699971][T16530]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  766.699974][T16530]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  766.699977][T16530]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  766.699980][T16530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  766.699983][T16530]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  766.699985][T16530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  766.699987][T16530]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  766.699990][T16530]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  766.699993][T16530]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  766.699996][T16530]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  766.699998][T16530]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  766.700004][T16530]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  766.700009][T16530]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  766.700011][T16530]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  766.700014][T16530]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  766.700016][T16530]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  766.700022][T16530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  766.700024][T16530]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  766.700028][T16530]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  766.700032][T16530]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  766.700035][T16530]  ? next_uptodate_folio (mm/filemap.c:3747)
[  766.700040][T16530]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  766.700044][T16530]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  766.700047][T16530]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  766.700049][T16530]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  766.700054][T16530]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  766.700059][T16530]  ____sys_sendmsg (net/socket.c:2713)
[  766.700062][T16530]  ? copy_msghdr_from_user (net/socket.c:2650)
[  766.700065][T16530]  ? sock_write_iter (net/socket.c:1269)
[  766.700067][T16530]  ? move_addr_to_kernel (net/socket.c:258)
[  766.700071][T16530]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  766.700075][T16530]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  766.700078][T16530]  ___sys_sendmsg (net/socket.c:2767)
[  766.700081][T16530]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  766.700084][T16530]  ? copy_msghdr_from_user (net/socket.c:2619)
[  766.700086][T16530]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  766.700094][T16530]  __sys_sendmsg (net/socket.c:2799)
[  766.700098][T16530]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  766.700102][T16530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  766.700105][T16530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  766.700108][T16530]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  766.700111][T16530]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  766.700115][T16530]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  766.700119][T16530] RIP: 0033:0x7f28f8ec354e
[  766.700122][T16530] 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
[  766.700125][T16530] RSP: 002b:00007ffd4257dce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  766.700130][T16530] RAX: ffffffffffffffda RBX: 00007ffd4257e4a8 RCX: 00007f28f8ec354e
[  766.700133][T16530] RDX: 0000000000000000 RSI: 00007ffd4257dd90 RDI: 0000000000000005
[  766.700135][T16530] RBP: 00007ffd4257dcf0 R08: 0000000000000000 R09: 0000000000000000
[  766.700137][T16530] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5ec
[  766.700139][T16530] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd4257e460
| [  773.485525][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  773.485529][   T70] Preemption disabled at:
| [  773.485530][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  773.485546][   T70] Tainted: [W]=WARN
[  773.485548][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  773.485555][   T70] Workqueue: netns cleanup_net
[  773.485563][   T70] Call Trace:
[  773.485566][   T70]  <TASK>
[  773.485569][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  773.485576][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  773.485579][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  773.485584][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  773.485587][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  773.485592][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  773.485596][   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))
[  773.485600][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  773.485604][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  773.485610][   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)
[  773.485613][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  773.485617][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  773.485620][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  773.485624][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  773.485628][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  773.485635][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  773.485637][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  773.485641][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  773.485644][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  773.485646][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  773.485650][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  773.485654][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  773.485657][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  773.485660][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  773.485662][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  773.485664][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  773.485668][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  773.485671][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  773.485675][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  773.485680][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  773.485683][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  773.485685][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  773.485689][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  773.485691][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  773.485695][   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)
[  773.485701][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  773.485704][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  773.485711][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  773.485715][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  773.485719][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  773.485722][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  773.485724][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  773.485731][   T70]  ? kthread (kernel/kthread.c:436)
[  773.485736][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  773.485740][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  773.485745][   T70]  _printk (kernel/printk/printk.c:2504)
[  773.485749][   T70]  ? snapshot_read.cold (user.c:?)
[  773.485753][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  773.485758][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  773.485762][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  773.485766][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  773.485769][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  773.485772][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  773.485774][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  773.485779][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  773.485781][   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)
[  773.485784][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  773.485789][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  773.485793][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  773.485798][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  773.485802][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  773.485805][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  773.485809][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  773.485813][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  773.485817][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  773.485820][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  773.485824][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  773.485826][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  773.485829][   T70]  process_one_work (kernel/workqueue.c:3387)
[  773.485834][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  773.485839][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  773.485843][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  773.485847][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  773.485850][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  773.485853][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  773.485856][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  773.485859][   T70]  kthread (kernel/kthread.c:436)
[  773.485862][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  773.485865][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  773.485868][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  773.485871][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  773.485875][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  773.485879][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  773.485883][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  774.904519][T16682] softirqs last disabled at (0): 0x0
| [  774.904520][T16682] Preemption disabled at:
| [  774.904521][T16682] vprintk_emit (kernel/printk/printk.c:2471)
| [  774.904532][T16682] Tainted: [W]=WARN
[  774.904533][T16682] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  774.904535][T16682] Call Trace:
[  774.904536][T16682]  <TASK>
[  774.904537][T16682]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  774.904543][T16682]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  774.904545][T16682]  __might_resched.cold (kernel/sched/core.c:9234)
[  774.904549][T16682]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  774.904554][T16682]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  774.904558][T16682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.904560][T16682]  __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))
[  774.904563][T16682]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  774.904567][T16682]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  774.904572][T16682]  ? 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)
[  774.904574][T16682]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  774.904577][T16682]  put_chars (drivers/char/virtio_console.c:1176)
[  774.904579][T16682]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  774.904581][T16682]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  774.904584][T16682]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  774.904589][T16682]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  774.904591][T16682]  ? vsnprintf (lib/vsprintf.c:2900)
[  774.904594][T16682]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  774.904596][T16682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.904597][T16682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.904599][T16682]  console_emit_next_record (kernel/printk/printk.c:3183)
[  774.904602][T16682]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  774.904604][T16682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.904606][T16682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.904607][T16682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.904608][T16682]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  774.904610][T16682]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  774.904612][T16682]  console_flush_one_record (kernel/printk/printk.c:3268)
[  774.904615][T16682]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  774.904618][T16682]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  774.904620][T16682]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  774.904622][T16682]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  774.904624][T16682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.904625][T16682]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  774.904627][T16682]  ? 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)
[  774.904628][T16682]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  774.904630][T16682]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  774.904632][T16682]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  774.904633][T16682]  vprintk_emit (kernel/printk/printk.c:2479)
[  774.904635][T16682]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  774.904637][T16682]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  774.904639][T16682]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  774.904642][T16682]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  774.904643][T16682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.904645][T16682]  _printk (kernel/printk/printk.c:2504)
[  774.904648][T16682]  ? snapshot_read.cold (user.c:?)
[  774.904650][T16682]  ? br_multicast_flood (??:?)
[  774.904654][T16682]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  774.904657][T16682]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  774.904658][T16682]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  774.904660][T16682]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  774.904663][T16682]  br_init_port (net/bridge/br_stp_if.c:39)
[  774.904665][T16682]  new_nbp (net/bridge/br_if.c:449)
[  774.904668][T16682]  br_add_if (net/bridge/br_if.c:592)
[  774.904670][T16682]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  774.904674][T16682]  do_set_master (net/core/rtnetlink.c:3071)
[  774.904676][T16682]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  774.904678][T16682]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  774.904680][T16682]  ? __dev_get_by_name (net/core/dev.c:905)
[  774.904682][T16682]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  774.904686][T16682]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  774.904689][T16682]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  774.904691][T16682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.904692][T16682]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  774.904694][T16682]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  774.904695][T16682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.904697][T16682]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  774.904700][T16682]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  774.904701][T16682]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  774.904704][T16682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.904705][T16682]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  774.904707][T16682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.904708][T16682]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  774.904710][T16682]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  774.904712][T16682]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  774.904713][T16682]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  774.904715][T16682]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  774.904719][T16682]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  774.904722][T16682]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  774.904724][T16682]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  774.904726][T16682]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  774.904728][T16682]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  774.904731][T16682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.904732][T16682]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  774.904734][T16682]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  774.904737][T16682]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  774.904739][T16682]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  774.904740][T16682]  ? kasan_save_stack (mm/kasan/common.c:58)
[  774.904742][T16682]  ? kasan_save_stack (mm/kasan/common.c:57)
[  774.904744][T16682]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  774.904747][T16682]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  774.904749][T16682]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  774.904751][T16682]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  774.904754][T16682]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  774.904757][T16682]  ____sys_sendmsg (net/socket.c:2713)
[  774.904759][T16682]  ? copy_msghdr_from_user (net/socket.c:2650)
[  774.904761][T16682]  ? sock_write_iter (net/socket.c:1269)
[  774.904762][T16682]  ? move_addr_to_kernel (net/socket.c:258)
[  774.904764][T16682]  ? 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)
[  774.904766][T16682]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  774.904768][T16682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.904769][T16682]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  774.904772][T16682]  ___sys_sendmsg (net/socket.c:2767)
[  774.904774][T16682]  ? copy_msghdr_from_user (net/socket.c:2619)
[  774.904775][T16682]  ? 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)
[  774.904779][T16682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.904781][T16682]  ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22))
[  774.904783][T16682]  ? __schedule (kernel/sched/core.c:7277)
[  774.904786][T16682]  __sys_sendmsg (net/socket.c:2799)
[  774.904789][T16682]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  774.904791][T16682]  ? 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)
[  774.904794][T16682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.904795][T16682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.904797][T16682]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  774.904799][T16682]  ? irq_exit_rcu (kernel/softirq.c:786)
[  774.904802][T16682]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  774.904804][T16682] RIP: 0033:0x7f6e693ad54e
[  774.904807][T16682] 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
[  774.904809][T16682] RSP: 002b:00007ffde3a0b9b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  774.904813][T16682] RAX: ffffffffffffffda RBX: 00007ffde3a0c178 RCX: 00007f6e693ad54e
[  774.904815][T16682] RDX: 0000000000000000 RSI: 00007ffde3a0ba60 RDI: 0000000000000005
[  774.904816][T16682] RBP: 00007ffde3a0b9c0 R08: 0000000000000000 R09: 0000000000000000
[  774.904816][T16682] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5f5
[  774.904817][T16682] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffde3a0c130
| [  776.663851][T16751] softirqs last disabled at (0): 0x0
| [  776.663853][T16751] Preemption disabled at:
| [  776.663854][T16751] vprintk_emit (kernel/printk/printk.c:2471)
| [  776.663864][T16751] Tainted: [W]=WARN
[  776.663865][T16751] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  776.663867][T16751] Call Trace:
[  776.663869][T16751]  <TASK>
[  776.663871][T16751]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  776.663876][T16751]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  776.663878][T16751]  __might_resched.cold (kernel/sched/core.c:9234)
[  776.663882][T16751]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  776.663885][T16751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  776.663888][T16751]  __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))
[  776.663891][T16751]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  776.663894][T16751]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  776.663900][T16751]  ? 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)
[  776.663902][T16751]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  776.663904][T16751]  put_chars (drivers/char/virtio_console.c:1176)
[  776.663906][T16751]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  776.663907][T16751]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  776.663910][T16751]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  776.663912][T16751]  ? pointer (lib/vsprintf.c:2577)
[  776.663916][T16751]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  776.663921][T16751]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  776.663922][T16751]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  776.663924][T16751]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  776.663927][T16751]  console_emit_next_record (kernel/printk/printk.c:3183)
[  776.663930][T16751]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  776.663933][T16751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  776.663934][T16751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  776.663935][T16751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  776.663936][T16751]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  776.663938][T16751]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  776.663940][T16751]  console_flush_one_record (kernel/printk/printk.c:3268)
[  776.663943][T16751]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  776.663946][T16751]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  776.663948][T16751]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  776.663949][T16751]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  776.663951][T16751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  776.663952][T16751]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  776.663954][T16751]  ? 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)
[  776.663956][T16751]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  776.663957][T16751]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  776.663959][T16751]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  776.663961][T16751]  vprintk_emit (kernel/printk/printk.c:2479)
[  776.663963][T16751]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  776.663964][T16751]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  776.663967][T16751]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  776.663970][T16751]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  776.663972][T16751]  _printk (kernel/printk/printk.c:2504)
[  776.663975][T16751]  ? snapshot_read.cold (user.c:?)
[  776.663977][T16751]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  776.663980][T16751]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  776.663989][T16751]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  776.663992][T16751]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  776.663997][T16751]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  776.664001][T16751]  ? netdev_notice (net/core/dev.c:13194)
[  776.664004][T16751]  ? 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)
[  776.664007][T16751]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  776.664010][T16751]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  776.664012][T16751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  776.664013][T16751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  776.664015][T16751]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  776.664016][T16751]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  776.664018][T16751]  ? 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)
[  776.664019][T16751]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  776.664021][T16751]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  776.664023][T16751]  ? register_netdev (net/core/dev.c:11618)
[  776.664024][T16751]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  776.664027][T16751]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  776.664029][T16751]  ? __kernel_text_address (kernel/extable.c:79)
[  776.664032][T16751]  ? write_profile (profile.c:?)
[  776.664035][T16751]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  776.664039][T16751]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  776.664041][T16751]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  776.664043][T16751]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  776.664044][T16751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  776.664045][T16751]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  776.664049][T16751]  ? kasan_save_stack (mm/kasan/common.c:58)
[  776.664050][T16751]  ? kasan_save_stack (mm/kasan/common.c:57)
[  776.664052][T16751]  ? kasan_save_track (mm/kasan/common.c:78)
[  776.664053][T16751]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  776.664054][T16751]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  776.664055][T16751]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  776.664057][T16751]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  776.664058][T16751]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  776.664061][T16751]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  776.664063][T16751]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  776.664065][T16751]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  776.664067][T16751]  ? ____sys_sendmsg (net/socket.c:2713)
[  776.664069][T16751]  ? ___sys_sendmsg (net/socket.c:2767)
[  776.664071][T16751]  ? __sys_sendmsg (net/socket.c:2799)
[  776.664072][T16751]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  776.664075][T16751]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  776.664078][T16751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  776.664079][T16751]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  776.664080][T16751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  776.664082][T16751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  776.664083][T16751]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  776.664085][T16751]  ? __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)
[  776.664086][T16751]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  776.664087][T16751]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  776.664089][T16751]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  776.664090][T16751]  ? nla_get_range_signed (lib/nlattr.c:270)
[  776.664094][T16751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  776.664095][T16751]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  776.664097][T16751]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  776.664099][T16751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  776.664101][T16751]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  776.664102][T16751]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  776.664104][T16751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  776.664105][T16751]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  776.664107][T16751]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  776.664109][T16751]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  776.664110][T16751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  776.664112][T16751]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  776.664115][T16751]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  776.664117][T16751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  776.664119][T16751]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  776.664120][T16751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  776.664122][T16751]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  776.664123][T16751]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  776.664125][T16751]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  776.664126][T16751]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  776.664128][T16751]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  776.664131][T16751]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  776.664132][T16751]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  776.664134][T16751]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  776.664136][T16751]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  776.664137][T16751]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  776.664141][T16751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  776.664142][T16751]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  776.664144][T16751]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  776.664147][T16751]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  776.664149][T16751]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  776.664151][T16751]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  776.664153][T16751]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  776.664155][T16751]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  776.664157][T16751]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  776.664158][T16751]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  776.664162][T16751]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  776.664164][T16751]  ____sys_sendmsg (net/socket.c:2713)
[  776.664165][T16751]  ? copy_msghdr_from_user (net/socket.c:2650)
[  776.664167][T16751]  ? sock_write_iter (net/socket.c:1269)
[  776.664169][T16751]  ? move_addr_to_kernel (net/socket.c:258)
[  776.664171][T16751]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  776.664173][T16751]  ___sys_sendmsg (net/socket.c:2767)
[  776.664176][T16751]  ? copy_msghdr_from_user (net/socket.c:2619)
[  776.664181][T16751]  __sys_sendmsg (net/socket.c:2799)
[  776.664183][T16751]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  776.664186][T16751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  776.664188][T16751]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  776.664190][T16751]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  776.664192][T16751]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  776.664193][T16751] RIP: 0033:0x7fea896ba54e
[  776.664195][T16751] 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
[  776.664198][T16751] RSP: 002b:00007fff807f9110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  776.664202][T16751] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fea896ba54e
[  776.664204][T16751] RDX: 0000000000000000 RSI: 00007fff807f91c0 RDI: 0000000000000005
[  776.664205][T16751] RBP: 00007fff807f9120 R08: 0000000000000000 R09: 0000000000000000
[  776.664206][T16751] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5f6
[  776.664207][T16751] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff807f9880
| [  778.027830][T16801] softirqs last disabled at (0): 0x0
| [  778.027832][T16801] Preemption disabled at:
| [  778.027833][T16801] vprintk_emit (kernel/printk/printk.c:2471)
| [  778.027843][T16801] Tainted: [W]=WARN
[  778.027844][T16801] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  778.027846][T16801] Call Trace:
[  778.027848][T16801]  <TASK>
[  778.027849][T16801]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  778.027855][T16801]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  778.027857][T16801]  __might_resched.cold (kernel/sched/core.c:9234)
[  778.027861][T16801]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  778.027863][T16801]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  778.027867][T16801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  778.027870][T16801]  __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))
[  778.027873][T16801]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  778.027876][T16801]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  778.027881][T16801]  ? 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)
[  778.027883][T16801]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  778.027886][T16801]  put_chars (drivers/char/virtio_console.c:1176)
[  778.027888][T16801]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  778.027890][T16801]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  778.027893][T16801]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  778.027898][T16801]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  778.027900][T16801]  ? vsnprintf (lib/vsprintf.c:2900)
[  778.027903][T16801]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  778.027905][T16801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  778.027906][T16801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  778.027908][T16801]  console_emit_next_record (kernel/printk/printk.c:3183)
[  778.027911][T16801]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  778.027913][T16801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  778.027914][T16801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  778.027915][T16801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  778.027917][T16801]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  778.027919][T16801]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  778.027921][T16801]  console_flush_one_record (kernel/printk/printk.c:3268)
[  778.027924][T16801]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  778.027927][T16801]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  778.027929][T16801]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  778.027931][T16801]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  778.027933][T16801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  778.027934][T16801]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  778.027935][T16801]  ? 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)
[  778.027937][T16801]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  778.027939][T16801]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  778.027941][T16801]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  778.027942][T16801]  vprintk_emit (kernel/printk/printk.c:2479)
[  778.027944][T16801]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  778.027945][T16801]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  778.027947][T16801]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  778.027950][T16801]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  778.027952][T16801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  778.027953][T16801]  _printk (kernel/printk/printk.c:2504)
[  778.027956][T16801]  ? snapshot_read.cold (user.c:?)
[  778.027959][T16801]  ? br_multicast_flood (??:?)
[  778.027963][T16801]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  778.027966][T16801]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  778.027967][T16801]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  778.027969][T16801]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  778.027972][T16801]  br_init_port (net/bridge/br_stp_if.c:39)
[  778.027974][T16801]  new_nbp (net/bridge/br_if.c:449)
[  778.027976][T16801]  br_add_if (net/bridge/br_if.c:592)
[  778.027978][T16801]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  778.027983][T16801]  do_set_master (net/core/rtnetlink.c:3071)
[  778.027986][T16801]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  778.027989][T16801]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  778.027991][T16801]  ? __dev_get_by_name (net/core/dev.c:905)
[  778.027999][T16801]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  778.028006][T16801]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  778.028010][T16801]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  778.028014][T16801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  778.028016][T16801]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  778.028019][T16801]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  778.028021][T16801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  778.028023][T16801]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  778.028026][T16801]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  778.028028][T16801]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  778.028030][T16801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  778.028031][T16801]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  778.028033][T16801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  778.028034][T16801]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  778.028036][T16801]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  778.028038][T16801]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  778.028039][T16801]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  778.028041][T16801]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  778.028045][T16801]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  778.028048][T16801]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  778.028050][T16801]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  778.028052][T16801]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  778.028053][T16801]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  778.028057][T16801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  778.028058][T16801]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  778.028060][T16801]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  778.028063][T16801]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  778.028065][T16801]  ? next_uptodate_folio (mm/filemap.c:3747)
[  778.028068][T16801]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  778.028071][T16801]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  778.028073][T16801]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  778.028075][T16801]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  778.028078][T16801]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  778.028081][T16801]  ____sys_sendmsg (net/socket.c:2713)
[  778.028083][T16801]  ? copy_msghdr_from_user (net/socket.c:2650)
[  778.028085][T16801]  ? sock_write_iter (net/socket.c:1269)
[  778.028087][T16801]  ? move_addr_to_kernel (net/socket.c:258)
[  778.028089][T16801]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  778.028092][T16801]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  778.028094][T16801]  ___sys_sendmsg (net/socket.c:2767)
[  778.028096][T16801]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  778.028098][T16801]  ? copy_msghdr_from_user (net/socket.c:2619)
[  778.028100][T16801]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  778.028105][T16801]  __sys_sendmsg (net/socket.c:2799)
[  778.028107][T16801]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  778.028110][T16801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  778.028111][T16801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  778.028113][T16801]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  778.028116][T16801]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  778.028118][T16801]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  778.028121][T16801] RIP: 0033:0x7fc669cdb54e
[  778.028123][T16801] 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
[  778.028126][T16801] RSP: 002b:00007fffb859f130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  778.028129][T16801] RAX: ffffffffffffffda RBX: 00007fffb859f8f8 RCX: 00007fc669cdb54e
[  778.028131][T16801] RDX: 0000000000000000 RSI: 00007fffb859f1e0 RDI: 0000000000000005
[  778.028132][T16801] RBP: 00007fffb859f140 R08: 0000000000000000 R09: 0000000000000000
[  778.028133][T16801] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d5f8
[  778.028134][T16801] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffb859f8b0
| [  784.702460][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  784.702462][   T70] Preemption disabled at:
| [  784.702463][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  784.702474][   T70] Tainted: [W]=WARN
[  784.702475][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  784.702477][   T70] Workqueue: netns cleanup_net
[  784.702484][   T70] Call Trace:
[  784.702485][   T70]  <TASK>
[  784.702487][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  784.702493][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  784.702495][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  784.702498][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  784.702501][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  784.702504][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  784.702507][   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))
[  784.702510][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  784.702513][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  784.702518][   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)
[  784.702520][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  784.702523][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  784.702525][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  784.702527][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  784.702530][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  784.702534][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  784.702536][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  784.702539][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  784.702540][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  784.702542][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  784.702544][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  784.702546][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  784.702549][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  784.702554][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  784.702555][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  784.702556][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  784.702559][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  784.702561][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  784.702564][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  784.702567][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  784.702569][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  784.702570][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  784.702572][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  784.702574][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  784.702575][   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)
[  784.702577][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  784.702579][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  784.702581][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  784.702583][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  784.702585][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  784.702586][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  784.702588][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  784.702590][   T70]  ? kthread (kernel/kthread.c:436)
[  784.702593][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  784.702596][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  784.702598][   T70]  _printk (kernel/printk/printk.c:2504)
[  784.702602][   T70]  ? snapshot_read.cold (user.c:?)
[  784.702604][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  784.702607][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  784.702610][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  784.702612][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  784.702615][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  784.702616][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  784.702617][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  784.702621][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  784.702622][   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)
[  784.702624][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  784.702626][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  784.702629][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  784.702633][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  784.702635][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  784.702638][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  784.702640][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  784.702642][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  784.702645][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  784.702647][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  784.702649][   T70]  ? update_load_avg (kernel/sched/fair.c:5864)
[  784.702652][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  784.702654][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  784.702655][   T70]  process_one_work (kernel/workqueue.c:3387)
[  784.702659][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  784.702661][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  784.702664][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  784.702666][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  784.702669][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  784.702671][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  784.702673][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  784.702675][   T70]  kthread (kernel/kthread.c:436)
[  784.702676][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  784.702678][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  784.702681][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  784.702682][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  784.702685][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  784.702688][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  784.702690][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  786.246518][T16954] softirqs last disabled at (0): 0x0
| [  786.246520][T16954] Preemption disabled at:
| [  786.246521][T16954] vprintk_emit (kernel/printk/printk.c:2471)
| [  786.246532][T16954] Tainted: [W]=WARN
[  786.246533][T16954] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  786.246535][T16954] Call Trace:
[  786.246537][T16954]  <TASK>
[  786.246538][T16954]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  786.246544][T16954]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  786.246546][T16954]  __might_resched.cold (kernel/sched/core.c:9234)
[  786.246550][T16954]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  786.246555][T16954]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  786.246558][T16954]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  786.246561][T16954]  __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))
[  786.246564][T16954]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  786.246567][T16954]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  786.246572][T16954]  ? 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)
[  786.246574][T16954]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  786.246577][T16954]  put_chars (drivers/char/virtio_console.c:1176)
[  786.246579][T16954]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  786.246581][T16954]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  786.246584][T16954]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  786.246589][T16954]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  786.246591][T16954]  ? vsnprintf (lib/vsprintf.c:2900)
[  786.246595][T16954]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  786.246597][T16954]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  786.246598][T16954]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  786.246600][T16954]  console_emit_next_record (kernel/printk/printk.c:3183)
[  786.246603][T16954]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  786.246605][T16954]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  786.246606][T16954]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  786.246608][T16954]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  786.246609][T16954]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  786.246611][T16954]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  786.246613][T16954]  console_flush_one_record (kernel/printk/printk.c:3268)
[  786.246616][T16954]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  786.246619][T16954]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  786.246621][T16954]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  786.246623][T16954]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  786.246625][T16954]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  786.246626][T16954]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  786.246628][T16954]  ? 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)
[  786.246630][T16954]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  786.246631][T16954]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  786.246633][T16954]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  786.246635][T16954]  vprintk_emit (kernel/printk/printk.c:2479)
[  786.246637][T16954]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  786.246638][T16954]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  786.246640][T16954]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  786.246643][T16954]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  786.246645][T16954]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  786.246647][T16954]  _printk (kernel/printk/printk.c:2504)
[  786.246650][T16954]  ? snapshot_read.cold (user.c:?)
[  786.246652][T16954]  ? br_multicast_flood (??:?)
[  786.246655][T16954]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  786.246658][T16954]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  786.246659][T16954]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  786.246661][T16954]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  786.246665][T16954]  br_init_port (net/bridge/br_stp_if.c:39)
[  786.246667][T16954]  new_nbp (net/bridge/br_if.c:449)
[  786.246669][T16954]  br_add_if (net/bridge/br_if.c:592)
[  786.246671][T16954]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  786.246675][T16954]  do_set_master (net/core/rtnetlink.c:3071)
[  786.246677][T16954]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  786.246679][T16954]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  786.246681][T16954]  ? __dev_get_by_name (net/core/dev.c:905)
[  786.246683][T16954]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  786.246687][T16954]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  786.246690][T16954]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  786.246692][T16954]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  786.246694][T16954]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  786.246695][T16954]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  786.246697][T16954]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  786.246698][T16954]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  786.246701][T16954]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  786.246703][T16954]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  786.246706][T16954]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  786.246707][T16954]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  786.246709][T16954]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  786.246710][T16954]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  786.246712][T16954]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  786.246713][T16954]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  786.246715][T16954]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  786.246717][T16954]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  786.246721][T16954]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  786.246724][T16954]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  786.246725][T16954]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  786.246727][T16954]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  786.246729][T16954]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  786.246732][T16954]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  786.246734][T16954]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  786.246736][T16954]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  786.246739][T16954]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  786.246741][T16954]  ? _raw_spin_lock_irqsave (./include/linux/spinlock_api_smp.h:156 kernel/locking/spinlock.c:181)
[  786.246744][T16954]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  786.246747][T16954]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  786.246749][T16954]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  786.246752][T16954]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  786.246753][T16954]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  786.246757][T16954]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  786.246760][T16954]  ____sys_sendmsg (net/socket.c:2713)
[  786.246762][T16954]  ? copy_msghdr_from_user (net/socket.c:2650)
[  786.246764][T16954]  ? sock_write_iter (net/socket.c:1269)
[  786.246766][T16954]  ? move_addr_to_kernel (net/socket.c:258)
[  786.246768][T16954]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  786.246771][T16954]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  786.246773][T16954]  ___sys_sendmsg (net/socket.c:2767)
[  786.246775][T16954]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  786.246777][T16954]  ? copy_msghdr_from_user (net/socket.c:2619)
[  786.246779][T16954]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  786.246784][T16954]  __sys_sendmsg (net/socket.c:2799)
[  786.246786][T16954]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  786.246789][T16954]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  786.246790][T16954]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  786.246792][T16954]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  786.246794][T16954]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  786.246797][T16954]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  786.246799][T16954] RIP: 0033:0x7f2bce09054e
[  786.246801][T16954] 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
[  786.246803][T16954] RSP: 002b:00007ffee2e82cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  786.246807][T16954] RAX: ffffffffffffffda RBX: 00007ffee2e83488 RCX: 00007f2bce09054e
[  786.246809][T16954] RDX: 0000000000000000 RSI: 00007ffee2e82d70 RDI: 0000000000000005
[  786.246810][T16954] RBP: 00007ffee2e82cd0 R08: 0000000000000000 R09: 0000000000000000
[  786.246811][T16954] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d600
[  786.246812][T16954] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffee2e83440
| [  787.912152][T17023] softirqs last disabled at (0): 0x0
| [  787.912154][T17023] Preemption disabled at:
| [  787.912155][T17023] vprintk_emit (kernel/printk/printk.c:2471)
| [  787.912165][T17023] Tainted: [W]=WARN
[  787.912167][T17023] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  787.912168][T17023] Call Trace:
[  787.912170][T17023]  <TASK>
[  787.912171][T17023]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  787.912177][T17023]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  787.912179][T17023]  __might_resched.cold (kernel/sched/core.c:9234)
[  787.912183][T17023]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  787.912186][T17023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  787.912189][T17023]  __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))
[  787.912192][T17023]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  787.912195][T17023]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  787.912200][T17023]  ? 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)
[  787.912202][T17023]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  787.912205][T17023]  put_chars (drivers/char/virtio_console.c:1176)
[  787.912207][T17023]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  787.912208][T17023]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  787.912211][T17023]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  787.912213][T17023]  ? pointer (lib/vsprintf.c:2577)
[  787.912216][T17023]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  787.912221][T17023]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  787.912223][T17023]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  787.912225][T17023]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  787.912228][T17023]  console_emit_next_record (kernel/printk/printk.c:3183)
[  787.912231][T17023]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  787.912233][T17023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  787.912235][T17023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  787.912236][T17023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  787.912237][T17023]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  787.912239][T17023]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  787.912241][T17023]  console_flush_one_record (kernel/printk/printk.c:3268)
[  787.912244][T17023]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  787.912247][T17023]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  787.912249][T17023]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  787.912251][T17023]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  787.912253][T17023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  787.912254][T17023]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  787.912255][T17023]  ? 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)
[  787.912257][T17023]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  787.912259][T17023]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  787.912261][T17023]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  787.912262][T17023]  vprintk_emit (kernel/printk/printk.c:2479)
[  787.912264][T17023]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  787.912266][T17023]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  787.912268][T17023]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  787.912271][T17023]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  787.912274][T17023]  _printk (kernel/printk/printk.c:2504)
[  787.912277][T17023]  ? snapshot_read.cold (user.c:?)
[  787.912280][T17023]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  787.912282][T17023]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  787.912286][T17023]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  787.912288][T17023]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  787.912291][T17023]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  787.912294][T17023]  ? netdev_notice (net/core/dev.c:13194)
[  787.912296][T17023]  ? 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)
[  787.912298][T17023]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  787.912301][T17023]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  787.912303][T17023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  787.912304][T17023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  787.912305][T17023]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  787.912306][T17023]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  787.912308][T17023]  ? 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)
[  787.912309][T17023]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  787.912311][T17023]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  787.912313][T17023]  ? register_netdev (net/core/dev.c:11618)
[  787.912314][T17023]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  787.912316][T17023]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  787.912319][T17023]  ? __kernel_text_address (kernel/extable.c:79)
[  787.912322][T17023]  ? write_profile (profile.c:?)
[  787.912325][T17023]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  787.912328][T17023]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  787.912330][T17023]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  787.912332][T17023]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  787.912333][T17023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  787.912335][T17023]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  787.912338][T17023]  ? kasan_save_stack (mm/kasan/common.c:58)
[  787.912340][T17023]  ? kasan_save_stack (mm/kasan/common.c:57)
[  787.912341][T17023]  ? kasan_save_track (mm/kasan/common.c:78)
[  787.912343][T17023]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  787.912344][T17023]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  787.912345][T17023]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  787.912346][T17023]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  787.912348][T17023]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  787.912351][T17023]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  787.912353][T17023]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  787.912354][T17023]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  787.912357][T17023]  ? ____sys_sendmsg (net/socket.c:2713)
[  787.912359][T17023]  ? ___sys_sendmsg (net/socket.c:2767)
[  787.912361][T17023]  ? __sys_sendmsg (net/socket.c:2799)
[  787.912362][T17023]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  787.912365][T17023]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  787.912367][T17023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  787.912369][T17023]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  787.912370][T17023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  787.912371][T17023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  787.912373][T17023]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  787.912374][T17023]  ? __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)
[  787.912375][T17023]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  787.912377][T17023]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  787.912378][T17023]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  787.912380][T17023]  ? nla_get_range_signed (lib/nlattr.c:270)
[  787.912383][T17023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  787.912384][T17023]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  787.912387][T17023]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  787.912389][T17023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  787.912390][T17023]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  787.912391][T17023]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  787.912393][T17023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  787.912394][T17023]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  787.912397][T17023]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  787.912398][T17023]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  787.912400][T17023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  787.912401][T17023]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  787.912405][T17023]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  787.912407][T17023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  787.912408][T17023]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  787.912410][T17023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  787.912411][T17023]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  787.912413][T17023]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  787.912415][T17023]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  787.912416][T17023]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  787.912418][T17023]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  787.912420][T17023]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  787.912422][T17023]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  787.912424][T17023]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  787.912425][T17023]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  787.912427][T17023]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  787.912431][T17023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  787.912432][T17023]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  787.912434][T17023]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  787.912437][T17023]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  787.912439][T17023]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  787.912441][T17023]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  787.912443][T17023]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  787.912445][T17023]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  787.912447][T17023]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  787.912449][T17023]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  787.912452][T17023]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  787.912454][T17023]  ____sys_sendmsg (net/socket.c:2713)
[  787.912456][T17023]  ? copy_msghdr_from_user (net/socket.c:2650)
[  787.912458][T17023]  ? sock_write_iter (net/socket.c:1269)
[  787.912459][T17023]  ? move_addr_to_kernel (net/socket.c:258)
[  787.912461][T17023]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  787.912464][T17023]  ___sys_sendmsg (net/socket.c:2767)
[  787.912466][T17023]  ? copy_msghdr_from_user (net/socket.c:2619)
[  787.912471][T17023]  __sys_sendmsg (net/socket.c:2799)
[  787.912473][T17023]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  787.912476][T17023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  787.912478][T17023]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  787.912480][T17023]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  787.912481][T17023]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  787.912483][T17023] RIP: 0033:0x7f083358254e
[  787.912485][T17023] 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
[  787.912488][T17023] RSP: 002b:00007ffc486d1990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  787.912492][T17023] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f083358254e
[  787.912494][T17023] RDX: 0000000000000000 RSI: 00007ffc486d1a40 RDI: 0000000000000005
[  787.912495][T17023] RBP: 00007ffc486d19a0 R08: 0000000000000000 R09: 0000000000000000
[  787.912496][T17023] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d602
[  787.912497][T17023] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc486d2100
| [  789.268507][T17073] softirqs last disabled at (0): 0x0
| [  789.268509][T17073] Preemption disabled at:
| [  789.268509][T17073] vprintk_emit (kernel/printk/printk.c:2471)
| [  789.268521][T17073] Tainted: [W]=WARN
[  789.268522][T17073] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  789.268524][T17073] Call Trace:
[  789.268526][T17073]  <TASK>
[  789.268527][T17073]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  789.268533][T17073]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  789.268534][T17073]  __might_resched.cold (kernel/sched/core.c:9234)
[  789.268539][T17073]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  789.268541][T17073]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  789.268545][T17073]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  789.268547][T17073]  __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))
[  789.268550][T17073]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  789.268555][T17073]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  789.268560][T17073]  ? 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)
[  789.268562][T17073]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  789.268565][T17073]  put_chars (drivers/char/virtio_console.c:1176)
[  789.268567][T17073]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  789.268569][T17073]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  789.268572][T17073]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  789.268576][T17073]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  789.268578][T17073]  ? vsnprintf (lib/vsprintf.c:2900)
[  789.268582][T17073]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  789.268584][T17073]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  789.268585][T17073]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  789.268587][T17073]  console_emit_next_record (kernel/printk/printk.c:3183)
[  789.268590][T17073]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  789.268592][T17073]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  789.268593][T17073]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  789.268594][T17073]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  789.268595][T17073]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  789.268598][T17073]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  789.268600][T17073]  console_flush_one_record (kernel/printk/printk.c:3268)
[  789.268603][T17073]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  789.268606][T17073]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  789.268608][T17073]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  789.268609][T17073]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  789.268611][T17073]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  789.268613][T17073]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  789.268614][T17073]  ? 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)
[  789.268616][T17073]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  789.268618][T17073]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  789.268620][T17073]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  789.268621][T17073]  vprintk_emit (kernel/printk/printk.c:2479)
[  789.268624][T17073]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  789.268625][T17073]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  789.268627][T17073]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  789.268630][T17073]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  789.268631][T17073]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  789.268633][T17073]  _printk (kernel/printk/printk.c:2504)
[  789.268636][T17073]  ? snapshot_read.cold (user.c:?)
[  789.268638][T17073]  ? br_multicast_flood (??:?)
[  789.268642][T17073]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  789.268644][T17073]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  789.268646][T17073]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  789.268648][T17073]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  789.268651][T17073]  br_init_port (net/bridge/br_stp_if.c:39)
[  789.268653][T17073]  new_nbp (net/bridge/br_if.c:449)
[  789.268655][T17073]  br_add_if (net/bridge/br_if.c:592)
[  789.268657][T17073]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  789.268661][T17073]  do_set_master (net/core/rtnetlink.c:3071)
[  789.268663][T17073]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  789.268665][T17073]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  789.268667][T17073]  ? __dev_get_by_name (net/core/dev.c:905)
[  789.268668][T17073]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  789.268673][T17073]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  789.268676][T17073]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  789.268678][T17073]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  789.268679][T17073]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  789.268680][T17073]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  789.268682][T17073]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  789.268684][T17073]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  789.268686][T17073]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  789.268688][T17073]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  789.268691][T17073]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  789.268692][T17073]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  789.268694][T17073]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  789.268695][T17073]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  789.268697][T17073]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  789.268699][T17073]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  789.268700][T17073]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  789.268702][T17073]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  789.268706][T17073]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  789.268709][T17073]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  789.268711][T17073]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  789.268713][T17073]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  789.268714][T17073]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  789.268717][T17073]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  789.268719][T17073]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  789.268721][T17073]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  789.268723][T17073]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  789.268726][T17073]  ? next_uptodate_folio (mm/filemap.c:3747)
[  789.268729][T17073]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  789.268731][T17073]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  789.268733][T17073]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  789.268735][T17073]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  789.268738][T17073]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  789.268742][T17073]  ____sys_sendmsg (net/socket.c:2713)
[  789.268743][T17073]  ? copy_msghdr_from_user (net/socket.c:2650)
[  789.268745][T17073]  ? sock_write_iter (net/socket.c:1269)
[  789.268747][T17073]  ? move_addr_to_kernel (net/socket.c:258)
[  789.268749][T17073]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  789.268752][T17073]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  789.268754][T17073]  ___sys_sendmsg (net/socket.c:2767)
[  789.268756][T17073]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  789.268758][T17073]  ? copy_msghdr_from_user (net/socket.c:2619)
[  789.268760][T17073]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  789.268764][T17073]  __sys_sendmsg (net/socket.c:2799)
[  789.268767][T17073]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  789.268769][T17073]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  789.268771][T17073]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  789.268772][T17073]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  789.268775][T17073]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  789.268777][T17073]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  789.268779][T17073] RIP: 0033:0x7f5232cc654e
[  789.268782][T17073] 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
[  789.268784][T17073] RSP: 002b:00007ffd90a059a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  789.268788][T17073] RAX: ffffffffffffffda RBX: 00007ffd90a06168 RCX: 00007f5232cc654e
[  789.268790][T17073] RDX: 0000000000000000 RSI: 00007ffd90a05a50 RDI: 0000000000000005
[  789.268791][T17073] RBP: 00007ffd90a059b0 R08: 0000000000000000 R09: 0000000000000000
[  789.268792][T17073] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d603
[  789.268793][T17073] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd90a06120
| [  824.806647][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  824.806650][   T70] Preemption disabled at:
| [  824.806651][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  824.806662][   T70] Tainted: [W]=WARN
[  824.806664][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  824.806666][   T70] Workqueue: netns cleanup_net
[  824.806672][   T70] Call Trace:
[  824.806673][   T70]  <TASK>
[  824.806675][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  824.806681][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  824.806682][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  824.806686][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  824.806689][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  824.806692][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  824.806695][   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))
[  824.806698][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  824.806701][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  824.806706][   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)
[  824.806708][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  824.806711][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  824.806712][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  824.806715][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  824.806718][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  824.806722][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  824.806724][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  824.806727][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  824.806729][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  824.806730][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  824.806732][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  824.806735][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  824.806737][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  824.806738][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  824.806739][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  824.806740][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  824.806743][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  824.806745][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  824.806748][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  824.806750][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  824.806753][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  824.806754][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  824.806756][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  824.806757][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  824.806759][   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)
[  824.806761][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  824.806762][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  824.806764][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  824.806766][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  824.806768][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  824.806769][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  824.806771][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  824.806774][   T70]  ? kthread (kernel/kthread.c:436)
[  824.806776][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  824.806779][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  824.806782][   T70]  _printk (kernel/printk/printk.c:2504)
[  824.806785][   T70]  ? snapshot_read.cold (user.c:?)
[  824.806788][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  824.806791][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  824.806794][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  824.806796][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  824.806799][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  824.806800][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  824.806801][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  824.806805][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  824.806806][   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)
[  824.806808][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  824.806810][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  824.806813][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  824.806817][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  824.806819][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  824.806822][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  824.806824][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  824.806826][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  824.806829][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  824.806831][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  824.806833][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  824.806835][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  824.806837][   T70]  process_one_work (kernel/workqueue.c:3387)
[  824.806840][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  824.806843][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  824.806845][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  824.806848][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  824.806850][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  824.806852][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  824.806854][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  824.806856][   T70]  kthread (kernel/kthread.c:436)
[  824.806858][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  824.806860][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  824.806862][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  824.806864][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  824.806866][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  824.806869][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  824.806871][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  826.304159][T18932] softirqs last disabled at (0): 0x0
| [  826.304161][T18932] Preemption disabled at:
| [  826.304162][T18932] vprintk_emit (kernel/printk/printk.c:2471)
| [  826.304176][T18932] Tainted: [W]=WARN
[  826.304178][T18932] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  826.304180][T18932] Call Trace:
[  826.304182][T18932]  <TASK>
[  826.304184][T18932]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  826.304190][T18932]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  826.304193][T18932]  __might_resched.cold (kernel/sched/core.c:9234)
[  826.304197][T18932]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  826.304200][T18932]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  826.304204][T18932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  826.304208][T18932]  __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))
[  826.304212][T18932]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  826.304216][T18932]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  826.304222][T18932]  ? 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)
[  826.304224][T18932]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  826.304228][T18932]  put_chars (drivers/char/virtio_console.c:1176)
[  826.304231][T18932]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  826.304234][T18932]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  826.304238][T18932]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  826.304245][T18932]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  826.304248][T18932]  ? vsnprintf (lib/vsprintf.c:2900)
[  826.304252][T18932]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  826.304255][T18932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  826.304257][T18932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  826.304261][T18932]  console_emit_next_record (kernel/printk/printk.c:3183)
[  826.304265][T18932]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  826.304269][T18932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  826.304271][T18932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  826.304272][T18932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  826.304275][T18932]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  826.304279][T18932]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  826.304282][T18932]  console_flush_one_record (kernel/printk/printk.c:3268)
[  826.304286][T18932]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  826.304290][T18932]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  826.304294][T18932]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  826.304296][T18932]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  826.304299][T18932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  826.304301][T18932]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  826.304304][T18932]  ? 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)
[  826.304307][T18932]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  826.304309][T18932]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  826.304313][T18932]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  826.304315][T18932]  vprintk_emit (kernel/printk/printk.c:2479)
[  826.304319][T18932]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  826.304321][T18932]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  826.304324][T18932]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  826.304328][T18932]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  826.304331][T18932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  826.304334][T18932]  _printk (kernel/printk/printk.c:2504)
[  826.304338][T18932]  ? snapshot_read.cold (user.c:?)
[  826.304341][T18932]  ? br_multicast_flood (??:?)
[  826.304345][T18932]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  826.304349][T18932]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  826.304351][T18932]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  826.304354][T18932]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  826.304358][T18932]  br_init_port (net/bridge/br_stp_if.c:39)
[  826.304361][T18932]  new_nbp (net/bridge/br_if.c:449)
[  826.304364][T18932]  br_add_if (net/bridge/br_if.c:592)
[  826.304367][T18932]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  826.304373][T18932]  do_set_master (net/core/rtnetlink.c:3071)
[  826.304376][T18932]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  826.304379][T18932]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  826.304381][T18932]  ? __dev_get_by_name (net/core/dev.c:905)
[  826.304384][T18932]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  826.304391][T18932]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  826.304396][T18932]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  826.304399][T18932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  826.304402][T18932]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  826.304404][T18932]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  826.304407][T18932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  826.304410][T18932]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  826.304413][T18932]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  826.304416][T18932]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  826.304425][T18932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  826.304427][T18932]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  826.304430][T18932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  826.304433][T18932]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  826.304435][T18932]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  826.304438][T18932]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  826.304441][T18932]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  826.304444][T18932]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  826.304449][T18932]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  826.304454][T18932]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  826.304457][T18932]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  826.304459][T18932]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  826.304462][T18932]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  826.304467][T18932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  826.304469][T18932]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  826.304473][T18932]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  826.304477][T18932]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  826.304480][T18932]  ? next_uptodate_folio (mm/filemap.c:3747)
[  826.304484][T18932]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  826.304488][T18932]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  826.304491][T18932]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  826.304493][T18932]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  826.304498][T18932]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  826.304502][T18932]  ____sys_sendmsg (net/socket.c:2713)
[  826.304505][T18932]  ? copy_msghdr_from_user (net/socket.c:2650)
[  826.304508][T18932]  ? sock_write_iter (net/socket.c:1269)
[  826.304510][T18932]  ? move_addr_to_kernel (net/socket.c:258)
[  826.304514][T18932]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  826.304517][T18932]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  826.304520][T18932]  ___sys_sendmsg (net/socket.c:2767)
[  826.304523][T18932]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  826.304526][T18932]  ? copy_msghdr_from_user (net/socket.c:2619)
[  826.304528][T18932]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  826.304536][T18932]  __sys_sendmsg (net/socket.c:2799)
[  826.304539][T18932]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  826.304543][T18932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  826.304545][T18932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  826.304548][T18932]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  826.304551][T18932]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  826.304557][T18932]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  826.304560][T18932] RIP: 0033:0x7ff16a2b554e
[  826.304564][T18932] 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
[  826.304567][T18932] RSP: 002b:00007ffedc4d62c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  826.304572][T18932] RAX: ffffffffffffffda RBX: 00007ffedc4d6a88 RCX: 00007ff16a2b554e
[  826.304574][T18932] RDX: 0000000000000000 RSI: 00007ffedc4d6370 RDI: 0000000000000005
[  826.304576][T18932] RBP: 00007ffedc4d62d0 R08: 0000000000000000 R09: 0000000000000000
[  826.304578][T18932] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d628
[  826.304579][T18932] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffedc4d6a40
| [  827.989789][T19001] softirqs last disabled at (0): 0x0
| [  827.989791][T19001] Preemption disabled at:
| [  827.989792][T19001] vprintk_emit (kernel/printk/printk.c:2471)
| [  827.989803][T19001] Tainted: [W]=WARN
[  827.989804][T19001] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  827.989806][T19001] Call Trace:
[  827.989808][T19001]  <TASK>
[  827.989810][T19001]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  827.989815][T19001]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  827.989817][T19001]  __might_resched.cold (kernel/sched/core.c:9234)
[  827.989821][T19001]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  827.989825][T19001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  827.989827][T19001]  __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))
[  827.989831][T19001]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  827.989834][T19001]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  827.989839][T19001]  ? 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)
[  827.989841][T19001]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  827.989843][T19001]  put_chars (drivers/char/virtio_console.c:1176)
[  827.989845][T19001]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  827.989847][T19001]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  827.989849][T19001]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  827.989851][T19001]  ? pointer (lib/vsprintf.c:2577)
[  827.989855][T19001]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  827.989860][T19001]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  827.989862][T19001]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  827.989864][T19001]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  827.989867][T19001]  console_emit_next_record (kernel/printk/printk.c:3183)
[  827.989870][T19001]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  827.989872][T19001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  827.989873][T19001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  827.989875][T19001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  827.989876][T19001]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  827.989878][T19001]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  827.989880][T19001]  console_flush_one_record (kernel/printk/printk.c:3268)
[  827.989882][T19001]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  827.989885][T19001]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  827.989887][T19001]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  827.989889][T19001]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  827.989891][T19001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  827.989892][T19001]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  827.989894][T19001]  ? 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)
[  827.989895][T19001]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  827.989897][T19001]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  827.989899][T19001]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  827.989901][T19001]  vprintk_emit (kernel/printk/printk.c:2479)
[  827.989903][T19001]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  827.989904][T19001]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  827.989907][T19001]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  827.989910][T19001]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  827.989913][T19001]  _printk (kernel/printk/printk.c:2504)
[  827.989916][T19001]  ? snapshot_read.cold (user.c:?)
[  827.989918][T19001]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  827.989920][T19001]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  827.989923][T19001]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  827.989925][T19001]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  827.989929][T19001]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  827.989931][T19001]  ? netdev_notice (net/core/dev.c:13194)
[  827.989934][T19001]  ? 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)
[  827.989935][T19001]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  827.989938][T19001]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  827.989940][T19001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  827.989941][T19001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  827.989942][T19001]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  827.989944][T19001]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  827.989945][T19001]  ? 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)
[  827.989947][T19001]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  827.989948][T19001]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  827.989950][T19001]  ? register_netdev (net/core/dev.c:11618)
[  827.989951][T19001]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  827.989953][T19001]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  827.989956][T19001]  ? __kernel_text_address (kernel/extable.c:79)
[  827.989959][T19001]  ? write_profile (profile.c:?)
[  827.989962][T19001]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  827.989965][T19001]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  827.989967][T19001]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  827.989969][T19001]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  827.989970][T19001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  827.989971][T19001]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  827.989975][T19001]  ? kasan_save_stack (mm/kasan/common.c:58)
[  827.989977][T19001]  ? kasan_save_stack (mm/kasan/common.c:57)
[  827.989978][T19001]  ? kasan_save_track (mm/kasan/common.c:78)
[  827.989979][T19001]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  827.989980][T19001]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  827.989982][T19001]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  827.989983][T19001]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  827.989985][T19001]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  827.989988][T19001]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  827.989989][T19001]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  827.989991][T19001]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  827.989994][T19001]  ? ____sys_sendmsg (net/socket.c:2713)
[  827.989995][T19001]  ? ___sys_sendmsg (net/socket.c:2767)
[  827.989997][T19001]  ? __sys_sendmsg (net/socket.c:2799)
[  827.989999][T19001]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  827.990001][T19001]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  827.990004][T19001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  827.990005][T19001]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  827.990007][T19001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  827.990008][T19001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  827.990009][T19001]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  827.990011][T19001]  ? __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)
[  827.990012][T19001]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  827.990013][T19001]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  827.990015][T19001]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  827.990016][T19001]  ? nla_get_range_signed (lib/nlattr.c:270)
[  827.990020][T19001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  827.990022][T19001]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  827.990024][T19001]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  827.990026][T19001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  827.990027][T19001]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  827.990029][T19001]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  827.990030][T19001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  827.990032][T19001]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  827.990034][T19001]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  827.990036][T19001]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  827.990037][T19001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  827.990038][T19001]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  827.990042][T19001]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  827.990044][T19001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  827.990046][T19001]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  827.990047][T19001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  827.990049][T19001]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  827.990050][T19001]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  827.990052][T19001]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  827.990053][T19001]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  827.990055][T19001]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  827.990057][T19001]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  827.990059][T19001]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  827.990061][T19001]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  827.990062][T19001]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  827.990064][T19001]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  827.990068][T19001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  827.990069][T19001]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  827.990071][T19001]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  827.990073][T19001]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  827.990075][T19001]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  827.990077][T19001]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  827.990080][T19001]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  827.990081][T19001]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  827.990083][T19001]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  827.990085][T19001]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  827.990088][T19001]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  827.990090][T19001]  ____sys_sendmsg (net/socket.c:2713)
[  827.990092][T19001]  ? copy_msghdr_from_user (net/socket.c:2650)
[  827.990094][T19001]  ? sock_write_iter (net/socket.c:1269)
[  827.990096][T19001]  ? move_addr_to_kernel (net/socket.c:258)
[  827.990098][T19001]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  827.990100][T19001]  ___sys_sendmsg (net/socket.c:2767)
[  827.990102][T19001]  ? copy_msghdr_from_user (net/socket.c:2619)
[  827.990108][T19001]  __sys_sendmsg (net/socket.c:2799)
[  827.990110][T19001]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  827.990113][T19001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  827.990114][T19001]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  827.990116][T19001]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  827.990118][T19001]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  827.990120][T19001] RIP: 0033:0x7f367724254e
[  827.990122][T19001] 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
[  827.990125][T19001] RSP: 002b:00007ffed9adb290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  827.990128][T19001] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f367724254e
[  827.990130][T19001] RDX: 0000000000000000 RSI: 00007ffed9adb340 RDI: 0000000000000005
[  827.990131][T19001] RBP: 00007ffed9adb2a0 R08: 0000000000000000 R09: 0000000000000000
[  827.990132][T19001] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d62a
[  827.990133][T19001] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffed9adba00
| [  829.271612][T19052] softirqs last disabled at (0): 0x0
| [  829.271615][T19052] Preemption disabled at:
| [  829.271616][T19052] vprintk_emit (kernel/printk/printk.c:2471)
| [  829.271629][T19052] Tainted: [W]=WARN
[  829.271631][T19052] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  829.271633][T19052] Call Trace:
[  829.271635][T19052]  <TASK>
[  829.271637][T19052]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  829.271644][T19052]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  829.271646][T19052]  __might_resched.cold (kernel/sched/core.c:9234)
[  829.271651][T19052]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  829.271655][T19052]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  829.271660][T19052]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  829.271664][T19052]  __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))
[  829.271668][T19052]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  829.271672][T19052]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  829.271678][T19052]  ? 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)
[  829.271681][T19052]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  829.271685][T19052]  put_chars (drivers/char/virtio_console.c:1176)
[  829.271688][T19052]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  829.271691][T19052]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  829.271696][T19052]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  829.271702][T19052]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  829.271705][T19052]  ? vsnprintf (lib/vsprintf.c:2900)
[  829.271710][T19052]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  829.271712][T19052]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  829.271714][T19052]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  829.271718][T19052]  console_emit_next_record (kernel/printk/printk.c:3183)
[  829.271722][T19052]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  829.271725][T19052]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  829.271727][T19052]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  829.271729][T19052]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  829.271732][T19052]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  829.271736][T19052]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  829.271739][T19052]  console_flush_one_record (kernel/printk/printk.c:3268)
[  829.271743][T19052]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  829.271748][T19052]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  829.271751][T19052]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  829.271754][T19052]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  829.271756][T19052]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  829.271758][T19052]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  829.271761][T19052]  ? 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)
[  829.271764][T19052]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  829.271767][T19052]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  829.271770][T19052]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  829.271773][T19052]  vprintk_emit (kernel/printk/printk.c:2479)
[  829.271776][T19052]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  829.271778][T19052]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  829.271781][T19052]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  829.271785][T19052]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  829.271788][T19052]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  829.271791][T19052]  _printk (kernel/printk/printk.c:2504)
[  829.271795][T19052]  ? snapshot_read.cold (user.c:?)
[  829.271798][T19052]  ? br_multicast_flood (??:?)
[  829.271802][T19052]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  829.271806][T19052]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  829.271808][T19052]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  829.271812][T19052]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  829.271816][T19052]  br_init_port (net/bridge/br_stp_if.c:39)
[  829.271819][T19052]  new_nbp (net/bridge/br_if.c:449)
[  829.271823][T19052]  br_add_if (net/bridge/br_if.c:592)
[  829.271826][T19052]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  829.271832][T19052]  do_set_master (net/core/rtnetlink.c:3071)
[  829.271836][T19052]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  829.271839][T19052]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  829.271841][T19052]  ? __dev_get_by_name (net/core/dev.c:905)
[  829.271844][T19052]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  829.271850][T19052]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  829.271855][T19052]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  829.271859][T19052]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  829.271861][T19052]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  829.271863][T19052]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  829.271866][T19052]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  829.271869][T19052]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  829.271873][T19052]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  829.271876][T19052]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  829.271880][T19052]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  829.271882][T19052]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  829.271884][T19052]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  829.271887][T19052]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  829.271890][T19052]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  829.271893][T19052]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  829.271895][T19052]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  829.271898][T19052]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  829.271903][T19052]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  829.271907][T19052]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  829.271910][T19052]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  829.271913][T19052]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  829.271916][T19052]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  829.271921][T19052]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  829.271923][T19052]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  829.271927][T19052]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  829.271930][T19052]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  829.271934][T19052]  ? next_uptodate_folio (mm/filemap.c:3747)
[  829.271938][T19052]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  829.271942][T19052]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  829.271945][T19052]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  829.271948][T19052]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  829.271953][T19052]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  829.271957][T19052]  ____sys_sendmsg (net/socket.c:2713)
[  829.271960][T19052]  ? copy_msghdr_from_user (net/socket.c:2650)
[  829.271963][T19052]  ? sock_write_iter (net/socket.c:1269)
[  829.271966][T19052]  ? move_addr_to_kernel (net/socket.c:258)
[  829.271970][T19052]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  829.271973][T19052]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  829.271977][T19052]  ___sys_sendmsg (net/socket.c:2767)
[  829.271980][T19052]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  829.271983][T19052]  ? copy_msghdr_from_user (net/socket.c:2619)
[  829.271986][T19052]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  829.271994][T19052]  __sys_sendmsg (net/socket.c:2799)
[  829.271997][T19052]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  829.272002][T19052]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  829.272004][T19052]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  829.272007][T19052]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  829.272011][T19052]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  829.272014][T19052]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  829.272017][T19052] RIP: 0033:0x7fa9e757654e
[  829.272021][T19052] 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
[  829.272024][T19052] RSP: 002b:00007ffd5e345d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  829.272029][T19052] RAX: ffffffffffffffda RBX: 00007ffd5e346538 RCX: 00007fa9e757654e
[  829.272032][T19052] RDX: 0000000000000000 RSI: 00007ffd5e345e20 RDI: 0000000000000005
[  829.272034][T19052] RBP: 00007ffd5e345d80 R08: 0000000000000000 R09: 0000000000000000
[  829.272035][T19052] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d62b
[  829.272037][T19052] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd5e3464f0
| [  864.823483][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  864.823486][   T70] Preemption disabled at:
| [  864.823486][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  864.823498][   T70] Tainted: [W]=WARN
[  864.823499][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  864.823501][   T70] Workqueue: netns cleanup_net
[  864.823507][   T70] Call Trace:
[  864.823509][   T70]  <TASK>
[  864.823510][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  864.823516][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  864.823517][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  864.823521][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  864.823523][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  864.823527][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  864.823530][   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))
[  864.823533][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  864.823536][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  864.823541][   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)
[  864.823543][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  864.823546][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  864.823548][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  864.823554][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  864.823557][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  864.823562][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  864.823564][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  864.823567][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  864.823568][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  864.823570][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  864.823572][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  864.823575][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  864.823577][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  864.823578][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  864.823579][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  864.823580][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  864.823583][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  864.823585][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  864.823588][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  864.823591][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  864.823593][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  864.823595][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  864.823597][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  864.823598][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  864.823600][   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)
[  864.823602][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  864.823603][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  864.823605][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  864.823607][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  864.823609][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  864.823610][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  864.823612][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  864.823615][   T70]  ? kthread (kernel/kthread.c:436)
[  864.823617][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  864.823620][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  864.823623][   T70]  _printk (kernel/printk/printk.c:2504)
[  864.823626][   T70]  ? snapshot_read.cold (user.c:?)
[  864.823628][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  864.823632][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  864.823634][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  864.823636][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  864.823639][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  864.823640][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  864.823641][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  864.823645][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  864.823646][   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)
[  864.823648][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  864.823650][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  864.823653][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  864.823657][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  864.823659][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  864.823662][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  864.823664][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  864.823666][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  864.823669][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  864.823671][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  864.823673][   T70]  ? update_load_avg (kernel/sched/fair.c:5864)
[  864.823675][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  864.823677][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  864.823679][   T70]  process_one_work (kernel/workqueue.c:3387)
[  864.823682][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  864.823685][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  864.823687][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  864.823690][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  864.823692][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  864.823694][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  864.823696][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  864.823698][   T70]  kthread (kernel/kthread.c:436)
[  864.823700][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  864.823702][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  864.823704][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  864.823705][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  864.823708][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  864.823711][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  864.823713][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  866.357977][T20923] softirqs last disabled at (0): 0x0
| [  866.357980][T20923] Preemption disabled at:
| [  866.357981][T20923] vprintk_emit (kernel/printk/printk.c:2471)
| [  866.357994][T20923] Tainted: [W]=WARN
[  866.357996][T20923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  866.357998][T20923] Call Trace:
[  866.358001][T20923]  <TASK>
[  866.358002][T20923]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  866.358009][T20923]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  866.358012][T20923]  __might_resched.cold (kernel/sched/core.c:9234)
[  866.358017][T20923]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  866.358020][T20923]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  866.358025][T20923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  866.358029][T20923]  __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))
[  866.358033][T20923]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  866.358037][T20923]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  866.358044][T20923]  ? 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)
[  866.358046][T20923]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  866.358050][T20923]  put_chars (drivers/char/virtio_console.c:1176)
[  866.358053][T20923]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  866.358057][T20923]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  866.358061][T20923]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  866.358068][T20923]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  866.358071][T20923]  ? vsnprintf (lib/vsprintf.c:2900)
[  866.358075][T20923]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  866.358078][T20923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  866.358080][T20923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  866.358084][T20923]  console_emit_next_record (kernel/printk/printk.c:3183)
[  866.358088][T20923]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  866.358092][T20923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  866.358094][T20923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  866.358096][T20923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  866.358099][T20923]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  866.358102][T20923]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  866.358105][T20923]  console_flush_one_record (kernel/printk/printk.c:3268)
[  866.358109][T20923]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  866.358114][T20923]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  866.358117][T20923]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  866.358120][T20923]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  866.358123][T20923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  866.358125][T20923]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  866.358128][T20923]  ? 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)
[  866.358130][T20923]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  866.358133][T20923]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  866.358136][T20923]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  866.358139][T20923]  vprintk_emit (kernel/printk/printk.c:2479)
[  866.358142][T20923]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  866.358144][T20923]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  866.358147][T20923]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  866.358151][T20923]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  866.358154][T20923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  866.358157][T20923]  _printk (kernel/printk/printk.c:2504)
[  866.358161][T20923]  ? snapshot_read.cold (user.c:?)
[  866.358165][T20923]  ? br_multicast_flood (??:?)
[  866.358169][T20923]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  866.358173][T20923]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  866.358175][T20923]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  866.358179][T20923]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  866.358183][T20923]  br_init_port (net/bridge/br_stp_if.c:39)
[  866.358186][T20923]  new_nbp (net/bridge/br_if.c:449)
[  866.358190][T20923]  br_add_if (net/bridge/br_if.c:592)
[  866.358193][T20923]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  866.358199][T20923]  do_set_master (net/core/rtnetlink.c:3071)
[  866.358202][T20923]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  866.358206][T20923]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  866.358208][T20923]  ? __dev_get_by_name (net/core/dev.c:905)
[  866.358211][T20923]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  866.358217][T20923]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  866.358222][T20923]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  866.358226][T20923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  866.358228][T20923]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  866.358231][T20923]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  866.358234][T20923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  866.358236][T20923]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  866.358240][T20923]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  866.358243][T20923]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  866.358247][T20923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  866.358249][T20923]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  866.358252][T20923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  866.358254][T20923]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  866.358257][T20923]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  866.358260][T20923]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  866.358262][T20923]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  866.358265][T20923]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  866.358271][T20923]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  866.358275][T20923]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  866.358278][T20923]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  866.358281][T20923]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  866.358283][T20923]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  866.358288][T20923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  866.358291][T20923]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  866.358295][T20923]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  866.358299][T20923]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  866.358302][T20923]  ? next_uptodate_folio (mm/filemap.c:3747)
[  866.358307][T20923]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  866.358311][T20923]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  866.358314][T20923]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  866.358317][T20923]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  866.358322][T20923]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  866.358326][T20923]  ____sys_sendmsg (net/socket.c:2713)
[  866.358329][T20923]  ? copy_msghdr_from_user (net/socket.c:2650)
[  866.358332][T20923]  ? sock_write_iter (net/socket.c:1269)
[  866.358335][T20923]  ? move_addr_to_kernel (net/socket.c:258)
[  866.358339][T20923]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  866.358342][T20923]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  866.358346][T20923]  ___sys_sendmsg (net/socket.c:2767)
[  866.358348][T20923]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  866.358351][T20923]  ? copy_msghdr_from_user (net/socket.c:2619)
[  866.358354][T20923]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  866.358363][T20923]  __sys_sendmsg (net/socket.c:2799)
[  866.358366][T20923]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  866.358371][T20923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  866.358373][T20923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  866.358376][T20923]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  866.358379][T20923]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  866.358383][T20923]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  866.358386][T20923] RIP: 0033:0x7ff45961b54e
[  866.358389][T20923] 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
[  866.358392][T20923] RSP: 002b:00007ffeb6563bd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  866.358397][T20923] RAX: ffffffffffffffda RBX: 00007ffeb6564398 RCX: 00007ff45961b54e
[  866.358400][T20923] RDX: 0000000000000000 RSI: 00007ffeb6563c80 RDI: 0000000000000005
[  866.358401][T20923] RBP: 00007ffeb6563be0 R08: 0000000000000000 R09: 0000000000000000
[  866.358403][T20923] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d650
[  866.358405][T20923] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb6564350
| [  868.002246][T20992] softirqs last disabled at (0): 0x0
| [  868.002248][T20992] Preemption disabled at:
| [  868.002248][T20992] vprintk_emit (kernel/printk/printk.c:2471)
| [  868.002258][T20992] Tainted: [W]=WARN
[  868.002259][T20992] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  868.002261][T20992] Call Trace:
[  868.002263][T20992]  <TASK>
[  868.002264][T20992]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  868.002270][T20992]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  868.002271][T20992]  __might_resched.cold (kernel/sched/core.c:9234)
[  868.002275][T20992]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  868.002279][T20992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  868.002282][T20992]  __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))
[  868.002284][T20992]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  868.002287][T20992]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  868.002293][T20992]  ? 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)
[  868.002295][T20992]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  868.002297][T20992]  put_chars (drivers/char/virtio_console.c:1176)
[  868.002299][T20992]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  868.002301][T20992]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  868.002303][T20992]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  868.002305][T20992]  ? pointer (lib/vsprintf.c:2577)
[  868.002309][T20992]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  868.002313][T20992]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  868.002315][T20992]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  868.002317][T20992]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  868.002320][T20992]  console_emit_next_record (kernel/printk/printk.c:3183)
[  868.002323][T20992]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  868.002325][T20992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  868.002326][T20992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  868.002327][T20992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  868.002329][T20992]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  868.002331][T20992]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  868.002333][T20992]  console_flush_one_record (kernel/printk/printk.c:3268)
[  868.002335][T20992]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  868.002339][T20992]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  868.002341][T20992]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  868.002342][T20992]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  868.002344][T20992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  868.002345][T20992]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  868.002347][T20992]  ? 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)
[  868.002349][T20992]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  868.002350][T20992]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  868.002352][T20992]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  868.002354][T20992]  vprintk_emit (kernel/printk/printk.c:2479)
[  868.002356][T20992]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  868.002357][T20992]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  868.002359][T20992]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  868.002362][T20992]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  868.002365][T20992]  _printk (kernel/printk/printk.c:2504)
[  868.002368][T20992]  ? snapshot_read.cold (user.c:?)
[  868.002370][T20992]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  868.002372][T20992]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  868.002376][T20992]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  868.002378][T20992]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  868.002381][T20992]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  868.002384][T20992]  ? netdev_notice (net/core/dev.c:13194)
[  868.002386][T20992]  ? 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)
[  868.002388][T20992]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  868.002390][T20992]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  868.002392][T20992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  868.002393][T20992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  868.002394][T20992]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  868.002396][T20992]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  868.002398][T20992]  ? 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)
[  868.002399][T20992]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  868.002400][T20992]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  868.002402][T20992]  ? register_netdev (net/core/dev.c:11618)
[  868.002404][T20992]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  868.002406][T20992]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  868.002408][T20992]  ? __kernel_text_address (kernel/extable.c:79)
[  868.002411][T20992]  ? write_profile (profile.c:?)
[  868.002414][T20992]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  868.002418][T20992]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  868.002420][T20992]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  868.002421][T20992]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  868.002422][T20992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  868.002424][T20992]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  868.002427][T20992]  ? kasan_save_stack (mm/kasan/common.c:58)
[  868.002429][T20992]  ? kasan_save_stack (mm/kasan/common.c:57)
[  868.002430][T20992]  ? kasan_save_track (mm/kasan/common.c:78)
[  868.002431][T20992]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  868.002432][T20992]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  868.002434][T20992]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  868.002435][T20992]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  868.002436][T20992]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  868.002440][T20992]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  868.002441][T20992]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  868.002443][T20992]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  868.002446][T20992]  ? ____sys_sendmsg (net/socket.c:2713)
[  868.002447][T20992]  ? ___sys_sendmsg (net/socket.c:2767)
[  868.002449][T20992]  ? __sys_sendmsg (net/socket.c:2799)
[  868.002451][T20992]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  868.002453][T20992]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  868.002456][T20992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  868.002457][T20992]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  868.002459][T20992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  868.002460][T20992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  868.002461][T20992]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  868.002463][T20992]  ? __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)
[  868.002464][T20992]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  868.002465][T20992]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  868.002467][T20992]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  868.002468][T20992]  ? nla_get_range_signed (lib/nlattr.c:270)
[  868.002471][T20992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  868.002473][T20992]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  868.002475][T20992]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  868.002477][T20992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  868.002478][T20992]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  868.002479][T20992]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  868.002481][T20992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  868.002483][T20992]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  868.002485][T20992]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  868.002486][T20992]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  868.002488][T20992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  868.002489][T20992]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  868.002492][T20992]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  868.002495][T20992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  868.002496][T20992]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  868.002497][T20992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  868.002499][T20992]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  868.002500][T20992]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  868.002502][T20992]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  868.002504][T20992]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  868.002505][T20992]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  868.002508][T20992]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  868.002509][T20992]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  868.002511][T20992]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  868.002513][T20992]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  868.002514][T20992]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  868.002518][T20992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  868.002519][T20992]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  868.002521][T20992]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  868.002523][T20992]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  868.002525][T20992]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  868.002527][T20992]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  868.002530][T20992]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  868.002531][T20992]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  868.002533][T20992]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  868.002535][T20992]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  868.002538][T20992]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  868.002540][T20992]  ____sys_sendmsg (net/socket.c:2713)
[  868.002542][T20992]  ? copy_msghdr_from_user (net/socket.c:2650)
[  868.002544][T20992]  ? sock_write_iter (net/socket.c:1269)
[  868.002545][T20992]  ? move_addr_to_kernel (net/socket.c:258)
[  868.002547][T20992]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  868.002550][T20992]  ___sys_sendmsg (net/socket.c:2767)
[  868.002555][T20992]  ? copy_msghdr_from_user (net/socket.c:2619)
[  868.002560][T20992]  __sys_sendmsg (net/socket.c:2799)
[  868.002562][T20992]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  868.002565][T20992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  868.002567][T20992]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  868.002569][T20992]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  868.002571][T20992]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  868.002572][T20992] RIP: 0033:0x7fabf182354e
[  868.002574][T20992] 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
[  868.002577][T20992] RSP: 002b:00007fff09b109c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  868.002581][T20992] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fabf182354e
[  868.002582][T20992] RDX: 0000000000000000 RSI: 00007fff09b10a70 RDI: 0000000000000005
[  868.002583][T20992] RBP: 00007fff09b109d0 R08: 0000000000000000 R09: 0000000000000000
[  868.002585][T20992] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d652
[  868.002585][T20992] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff09b11130
| [  869.346331][T21044] softirqs last disabled at (0): 0x0
| [  869.346333][T21044] Preemption disabled at:
| [  869.346334][T21044] vprintk_emit (kernel/printk/printk.c:2471)
| [  869.346344][T21044] Tainted: [W]=WARN
[  869.346345][T21044] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  869.346347][T21044] Call Trace:
[  869.346349][T21044]  <TASK>
[  869.346350][T21044]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  869.346356][T21044]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  869.346357][T21044]  __might_resched.cold (kernel/sched/core.c:9234)
[  869.346361][T21044]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  869.346364][T21044]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  869.346367][T21044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  869.346370][T21044]  __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))
[  869.346373][T21044]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  869.346376][T21044]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  869.346382][T21044]  ? 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)
[  869.346384][T21044]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  869.346386][T21044]  put_chars (drivers/char/virtio_console.c:1176)
[  869.346388][T21044]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  869.346390][T21044]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  869.346393][T21044]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  869.346398][T21044]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  869.346399][T21044]  ? vsnprintf (lib/vsprintf.c:2900)
[  869.346403][T21044]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  869.346405][T21044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  869.346406][T21044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  869.346408][T21044]  console_emit_next_record (kernel/printk/printk.c:3183)
[  869.346411][T21044]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  869.346413][T21044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  869.346414][T21044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  869.346415][T21044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  869.346417][T21044]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  869.346419][T21044]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  869.346421][T21044]  console_flush_one_record (kernel/printk/printk.c:3268)
[  869.346424][T21044]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  869.346427][T21044]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  869.346429][T21044]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  869.346431][T21044]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  869.346432][T21044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  869.346433][T21044]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  869.346435][T21044]  ? 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)
[  869.346437][T21044]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  869.346438][T21044]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  869.346441][T21044]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  869.346442][T21044]  vprintk_emit (kernel/printk/printk.c:2479)
[  869.346444][T21044]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  869.346446][T21044]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  869.346448][T21044]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  869.346450][T21044]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  869.346452][T21044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  869.346454][T21044]  _printk (kernel/printk/printk.c:2504)
[  869.346457][T21044]  ? snapshot_read.cold (user.c:?)
[  869.346459][T21044]  ? br_multicast_flood (??:?)
[  869.346462][T21044]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  869.346465][T21044]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  869.346466][T21044]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  869.346468][T21044]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  869.346471][T21044]  br_init_port (net/bridge/br_stp_if.c:39)
[  869.346473][T21044]  new_nbp (net/bridge/br_if.c:449)
[  869.346475][T21044]  br_add_if (net/bridge/br_if.c:592)
[  869.346477][T21044]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  869.346482][T21044]  do_set_master (net/core/rtnetlink.c:3071)
[  869.346484][T21044]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  869.346485][T21044]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  869.346487][T21044]  ? __dev_get_by_name (net/core/dev.c:905)
[  869.346489][T21044]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  869.346493][T21044]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  869.346496][T21044]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  869.346498][T21044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  869.346500][T21044]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  869.346501][T21044]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  869.346503][T21044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  869.346504][T21044]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  869.346507][T21044]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  869.346509][T21044]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  869.346512][T21044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  869.346513][T21044]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  869.346514][T21044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  869.346516][T21044]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  869.346517][T21044]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  869.346519][T21044]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  869.346520][T21044]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  869.346522][T21044]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  869.346526][T21044]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  869.346529][T21044]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  869.346531][T21044]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  869.346533][T21044]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  869.346534][T21044]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  869.346537][T21044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  869.346538][T21044]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  869.346541][T21044]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  869.346543][T21044]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  869.346545][T21044]  ? next_uptodate_folio (mm/filemap.c:3747)
[  869.346548][T21044]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  869.346551][T21044]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  869.346555][T21044]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  869.346557][T21044]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  869.346561][T21044]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  869.346563][T21044]  ____sys_sendmsg (net/socket.c:2713)
[  869.346565][T21044]  ? copy_msghdr_from_user (net/socket.c:2650)
[  869.346567][T21044]  ? sock_write_iter (net/socket.c:1269)
[  869.346569][T21044]  ? move_addr_to_kernel (net/socket.c:258)
[  869.346571][T21044]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  869.346574][T21044]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  869.346576][T21044]  ___sys_sendmsg (net/socket.c:2767)
[  869.346578][T21044]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  869.346579][T21044]  ? copy_msghdr_from_user (net/socket.c:2619)
[  869.346581][T21044]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  869.346586][T21044]  __sys_sendmsg (net/socket.c:2799)
[  869.346588][T21044]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  869.346591][T21044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  869.346592][T21044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  869.346594][T21044]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  869.346596][T21044]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  869.346598][T21044]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  869.346601][T21044] RIP: 0033:0x7f2d20b9354e
[  869.346603][T21044] 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
[  869.346605][T21044] RSP: 002b:00007ffe03f1f580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  869.346609][T21044] RAX: ffffffffffffffda RBX: 00007ffe03f1fd48 RCX: 00007f2d20b9354e
[  869.346611][T21044] RDX: 0000000000000000 RSI: 00007ffe03f1f630 RDI: 0000000000000005
[  869.346612][T21044] RBP: 00007ffe03f1f590 R08: 0000000000000000 R09: 0000000000000000
[  869.346613][T21044] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d653
[  869.346614][T21044] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe03f1fd00
| [  904.871211][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  904.871213][   T70] Preemption disabled at:
| [  904.871214][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  904.871225][   T70] Tainted: [W]=WARN
[  904.871226][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  904.871228][   T70] Workqueue: netns cleanup_net
[  904.871235][   T70] Call Trace:
[  904.871236][   T70]  <TASK>
[  904.871237][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  904.871243][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  904.871244][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  904.871248][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  904.871251][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  904.871254][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  904.871257][   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))
[  904.871260][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  904.871263][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  904.871268][   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)
[  904.871270][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  904.871273][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  904.871275][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  904.871277][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  904.871279][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  904.871284][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  904.871286][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  904.871289][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  904.871291][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  904.871292][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  904.871294][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  904.871296][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  904.871299][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  904.871300][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  904.871301][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  904.871302][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  904.871305][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  904.871307][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  904.871309][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  904.871312][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  904.871314][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  904.871316][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  904.871318][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  904.871319][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  904.871321][   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)
[  904.871322][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  904.871324][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  904.871326][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  904.871327][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  904.871329][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  904.871331][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  904.871332][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  904.871335][   T70]  ? kthread (kernel/kthread.c:436)
[  904.871337][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  904.871340][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  904.871343][   T70]  _printk (kernel/printk/printk.c:2504)
[  904.871346][   T70]  ? snapshot_read.cold (user.c:?)
[  904.871349][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  904.871352][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  904.871354][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  904.871357][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  904.871359][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  904.871360][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  904.871362][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  904.871365][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  904.871366][   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)
[  904.871368][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  904.871370][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  904.871373][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  904.871376][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  904.871379][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  904.871381][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  904.871383][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  904.871386][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  904.871388][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  904.871390][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  904.871393][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  904.871394][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  904.871396][   T70]  process_one_work (kernel/workqueue.c:3387)
[  904.871399][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  904.871402][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  904.871405][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  904.871407][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  904.871409][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  904.871411][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  904.871413][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  904.871415][   T70]  kthread (kernel/kthread.c:436)
[  904.871417][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  904.871419][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  904.871421][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  904.871423][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  904.871425][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  904.871428][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  904.871431][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  906.183415][T22919] softirqs last disabled at (0): 0x0
| [  906.183417][T22919] Preemption disabled at:
| [  906.183418][T22919] vprintk_emit (kernel/printk/printk.c:2471)
| [  906.183429][T22919] Tainted: [W]=WARN
[  906.183430][T22919] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  906.183432][T22919] Call Trace:
[  906.183433][T22919]  <TASK>
[  906.183435][T22919]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  906.183440][T22919]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  906.183442][T22919]  __might_resched.cold (kernel/sched/core.c:9234)
[  906.183445][T22919]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  906.183448][T22919]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  906.183452][T22919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  906.183454][T22919]  __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))
[  906.183457][T22919]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  906.183461][T22919]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  906.183466][T22919]  ? 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)
[  906.183468][T22919]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  906.183471][T22919]  put_chars (drivers/char/virtio_console.c:1176)
[  906.183472][T22919]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  906.183475][T22919]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  906.183478][T22919]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  906.183483][T22919]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  906.183486][T22919]  ? vsnprintf (lib/vsprintf.c:2900)
[  906.183490][T22919]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  906.183493][T22919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  906.183495][T22919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  906.183498][T22919]  console_emit_next_record (kernel/printk/printk.c:3183)
[  906.183501][T22919]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  906.183504][T22919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  906.183505][T22919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  906.183506][T22919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  906.183507][T22919]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  906.183510][T22919]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  906.183512][T22919]  console_flush_one_record (kernel/printk/printk.c:3268)
[  906.183515][T22919]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  906.183518][T22919]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  906.183520][T22919]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  906.183522][T22919]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  906.183524][T22919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  906.183525][T22919]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  906.183526][T22919]  ? 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)
[  906.183528][T22919]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  906.183530][T22919]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  906.183532][T22919]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  906.183533][T22919]  vprintk_emit (kernel/printk/printk.c:2479)
[  906.183535][T22919]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  906.183537][T22919]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  906.183538][T22919]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  906.183542][T22919]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  906.183543][T22919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  906.183545][T22919]  _printk (kernel/printk/printk.c:2504)
[  906.183548][T22919]  ? snapshot_read.cold (user.c:?)
[  906.183550][T22919]  ? br_multicast_flood (??:?)
[  906.183556][T22919]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  906.183559][T22919]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  906.183561][T22919]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  906.183563][T22919]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  906.183566][T22919]  br_init_port (net/bridge/br_stp_if.c:39)
[  906.183568][T22919]  new_nbp (net/bridge/br_if.c:449)
[  906.183570][T22919]  br_add_if (net/bridge/br_if.c:592)
[  906.183572][T22919]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  906.183577][T22919]  do_set_master (net/core/rtnetlink.c:3071)
[  906.183578][T22919]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  906.183580][T22919]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  906.183582][T22919]  ? __dev_get_by_name (net/core/dev.c:905)
[  906.183584][T22919]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  906.183588][T22919]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  906.183591][T22919]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  906.183593][T22919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  906.183594][T22919]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  906.183596][T22919]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  906.183598][T22919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  906.183599][T22919]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  906.183602][T22919]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  906.183604][T22919]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  906.183606][T22919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  906.183608][T22919]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  906.183609][T22919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  906.183611][T22919]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  906.183612][T22919]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  906.183614][T22919]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  906.183616][T22919]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  906.183617][T22919]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  906.183622][T22919]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  906.183625][T22919]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  906.183627][T22919]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  906.183629][T22919]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  906.183631][T22919]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  906.183634][T22919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  906.183635][T22919]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  906.183638][T22919]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  906.183640][T22919]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  906.183642][T22919]  ? next_uptodate_folio (mm/filemap.c:3747)
[  906.183646][T22919]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  906.183648][T22919]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  906.183650][T22919]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  906.183652][T22919]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  906.183656][T22919]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  906.183659][T22919]  ____sys_sendmsg (net/socket.c:2713)
[  906.183661][T22919]  ? copy_msghdr_from_user (net/socket.c:2650)
[  906.183663][T22919]  ? sock_write_iter (net/socket.c:1269)
[  906.183664][T22919]  ? move_addr_to_kernel (net/socket.c:258)
[  906.183667][T22919]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  906.183669][T22919]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  906.183672][T22919]  ___sys_sendmsg (net/socket.c:2767)
[  906.183673][T22919]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  906.183675][T22919]  ? copy_msghdr_from_user (net/socket.c:2619)
[  906.183677][T22919]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  906.183682][T22919]  __sys_sendmsg (net/socket.c:2799)
[  906.183684][T22919]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  906.183687][T22919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  906.183688][T22919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  906.183690][T22919]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  906.183693][T22919]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  906.183695][T22919]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  906.183697][T22919] RIP: 0033:0x7fb7f763a54e
[  906.183699][T22919] 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
[  906.183702][T22919] RSP: 002b:00007ffd5ace0e50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  906.183706][T22919] RAX: ffffffffffffffda RBX: 00007ffd5ace1618 RCX: 00007fb7f763a54e
[  906.183708][T22919] RDX: 0000000000000000 RSI: 00007ffd5ace0f00 RDI: 0000000000000005
[  906.183709][T22919] RBP: 00007ffd5ace0e60 R08: 0000000000000000 R09: 0000000000000000
[  906.183710][T22919] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d678
[  906.183711][T22919] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd5ace15d0
| [  907.673759][T22988] softirqs last disabled at (0): 0x0
| [  907.673761][T22988] Preemption disabled at:
| [  907.673762][T22988] vprintk_emit (kernel/printk/printk.c:2471)
| [  907.673772][T22988] Tainted: [W]=WARN
[  907.673773][T22988] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  907.673775][T22988] Call Trace:
[  907.673777][T22988]  <TASK>
[  907.673778][T22988]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  907.673783][T22988]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  907.673785][T22988]  __might_resched.cold (kernel/sched/core.c:9234)
[  907.673789][T22988]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  907.673793][T22988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  907.673796][T22988]  __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))
[  907.673799][T22988]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  907.673802][T22988]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  907.673807][T22988]  ? 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)
[  907.673809][T22988]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  907.673812][T22988]  put_chars (drivers/char/virtio_console.c:1176)
[  907.673814][T22988]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  907.673815][T22988]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  907.673817][T22988]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  907.673819][T22988]  ? pointer (lib/vsprintf.c:2577)
[  907.673823][T22988]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  907.673828][T22988]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  907.673830][T22988]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  907.673832][T22988]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  907.673834][T22988]  console_emit_next_record (kernel/printk/printk.c:3183)
[  907.673837][T22988]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  907.673840][T22988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  907.673841][T22988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  907.673842][T22988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  907.673843][T22988]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  907.673845][T22988]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  907.673847][T22988]  console_flush_one_record (kernel/printk/printk.c:3268)
[  907.673850][T22988]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  907.673853][T22988]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  907.673855][T22988]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  907.673856][T22988]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  907.673858][T22988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  907.673859][T22988]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  907.673861][T22988]  ? 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)
[  907.673863][T22988]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  907.673864][T22988]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  907.673866][T22988]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  907.673868][T22988]  vprintk_emit (kernel/printk/printk.c:2479)
[  907.673870][T22988]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  907.673871][T22988]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  907.673874][T22988]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  907.673877][T22988]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  907.673880][T22988]  _printk (kernel/printk/printk.c:2504)
[  907.673883][T22988]  ? snapshot_read.cold (user.c:?)
[  907.673885][T22988]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  907.673887][T22988]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  907.673891][T22988]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  907.673893][T22988]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  907.673896][T22988]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  907.673898][T22988]  ? netdev_notice (net/core/dev.c:13194)
[  907.673901][T22988]  ? 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)
[  907.673902][T22988]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  907.673905][T22988]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  907.673907][T22988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  907.673908][T22988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  907.673909][T22988]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  907.673910][T22988]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  907.673912][T22988]  ? 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)
[  907.673914][T22988]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  907.673915][T22988]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  907.673917][T22988]  ? register_netdev (net/core/dev.c:11618)
[  907.673918][T22988]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  907.673921][T22988]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  907.673923][T22988]  ? __kernel_text_address (kernel/extable.c:79)
[  907.673926][T22988]  ? write_profile (profile.c:?)
[  907.673929][T22988]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  907.673932][T22988]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  907.673934][T22988]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  907.673936][T22988]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  907.673937][T22988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  907.673938][T22988]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  907.673942][T22988]  ? kasan_save_stack (mm/kasan/common.c:58)
[  907.673944][T22988]  ? kasan_save_stack (mm/kasan/common.c:57)
[  907.673945][T22988]  ? kasan_save_track (mm/kasan/common.c:78)
[  907.673946][T22988]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  907.673948][T22988]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  907.673949][T22988]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  907.673950][T22988]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  907.673952][T22988]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  907.673955][T22988]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  907.673956][T22988]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  907.673958][T22988]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  907.673961][T22988]  ? ____sys_sendmsg (net/socket.c:2713)
[  907.673962][T22988]  ? ___sys_sendmsg (net/socket.c:2767)
[  907.673964][T22988]  ? __sys_sendmsg (net/socket.c:2799)
[  907.673966][T22988]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  907.673968][T22988]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  907.673971][T22988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  907.673972][T22988]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  907.673974][T22988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  907.673975][T22988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  907.673976][T22988]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  907.673978][T22988]  ? __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)
[  907.673979][T22988]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  907.673980][T22988]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  907.673982][T22988]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  907.673983][T22988]  ? nla_get_range_signed (lib/nlattr.c:270)
[  907.673987][T22988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  907.673988][T22988]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  907.673990][T22988]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  907.673992][T22988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  907.673993][T22988]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  907.673995][T22988]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  907.673996][T22988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  907.673998][T22988]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  907.674000][T22988]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  907.674002][T22988]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  907.674003][T22988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  907.674005][T22988]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  907.674008][T22988]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  907.674011][T22988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  907.674012][T22988]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  907.674014][T22988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  907.674015][T22988]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  907.674016][T22988]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  907.674018][T22988]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  907.674019][T22988]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  907.674021][T22988]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  907.674024][T22988]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  907.674025][T22988]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  907.674027][T22988]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  907.674029][T22988]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  907.674030][T22988]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  907.674034][T22988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  907.674035][T22988]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  907.674037][T22988]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  907.674040][T22988]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  907.674042][T22988]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  907.674044][T22988]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  907.674046][T22988]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  907.674048][T22988]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  907.674050][T22988]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  907.674051][T22988]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  907.674055][T22988]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  907.674057][T22988]  ____sys_sendmsg (net/socket.c:2713)
[  907.674058][T22988]  ? copy_msghdr_from_user (net/socket.c:2650)
[  907.674060][T22988]  ? sock_write_iter (net/socket.c:1269)
[  907.674062][T22988]  ? move_addr_to_kernel (net/socket.c:258)
[  907.674063][T22988]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  907.674066][T22988]  ___sys_sendmsg (net/socket.c:2767)
[  907.674068][T22988]  ? copy_msghdr_from_user (net/socket.c:2619)
[  907.674073][T22988]  __sys_sendmsg (net/socket.c:2799)
[  907.674075][T22988]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  907.674078][T22988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  907.674080][T22988]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  907.674082][T22988]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  907.674084][T22988]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  907.674085][T22988] RIP: 0033:0x7f384294054e
[  907.674087][T22988] 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
[  907.674090][T22988] RSP: 002b:00007ffd313f61b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  907.674094][T22988] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f384294054e
[  907.674095][T22988] RDX: 0000000000000000 RSI: 00007ffd313f6260 RDI: 0000000000000005
[  907.674096][T22988] RBP: 00007ffd313f61c0 R08: 0000000000000000 R09: 0000000000000000
[  907.674097][T22988] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d679
[  907.674098][T22988] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd313f6920
| [  908.843989][T23038] softirqs last disabled at (0): 0x0
| [  908.843991][T23038] Preemption disabled at:
| [  908.843992][T23038] vprintk_emit (kernel/printk/printk.c:2471)
| [  908.844002][T23038] Tainted: [W]=WARN
[  908.844004][T23038] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  908.844005][T23038] Call Trace:
[  908.844007][T23038]  <TASK>
[  908.844008][T23038]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  908.844014][T23038]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  908.844016][T23038]  __might_resched.cold (kernel/sched/core.c:9234)
[  908.844020][T23038]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  908.844022][T23038]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  908.844026][T23038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  908.844028][T23038]  __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))
[  908.844031][T23038]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  908.844034][T23038]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  908.844040][T23038]  ? 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)
[  908.844042][T23038]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  908.844044][T23038]  put_chars (drivers/char/virtio_console.c:1176)
[  908.844046][T23038]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  908.844048][T23038]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  908.844051][T23038]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  908.844056][T23038]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  908.844058][T23038]  ? vsnprintf (lib/vsprintf.c:2900)
[  908.844061][T23038]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  908.844063][T23038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  908.844064][T23038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  908.844066][T23038]  console_emit_next_record (kernel/printk/printk.c:3183)
[  908.844069][T23038]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  908.844072][T23038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  908.844073][T23038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  908.844074][T23038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  908.844075][T23038]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  908.844077][T23038]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  908.844079][T23038]  console_flush_one_record (kernel/printk/printk.c:3268)
[  908.844082][T23038]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  908.844085][T23038]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  908.844087][T23038]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  908.844089][T23038]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  908.844091][T23038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  908.844092][T23038]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  908.844094][T23038]  ? 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)
[  908.844095][T23038]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  908.844097][T23038]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  908.844099][T23038]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  908.844101][T23038]  vprintk_emit (kernel/printk/printk.c:2479)
[  908.844102][T23038]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  908.844104][T23038]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  908.844106][T23038]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  908.844109][T23038]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  908.844111][T23038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  908.844112][T23038]  _printk (kernel/printk/printk.c:2504)
[  908.844115][T23038]  ? snapshot_read.cold (user.c:?)
[  908.844117][T23038]  ? br_multicast_flood (??:?)
[  908.844121][T23038]  ? rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  908.844124][T23038]  ? __rtnl_newlink (net/core/rtnetlink.c:4098)
[  908.844125][T23038]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  908.844127][T23038]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[  908.844130][T23038]  br_init_port (net/bridge/br_stp_if.c:39)
[  908.844132][T23038]  new_nbp (net/bridge/br_if.c:449)
[  908.844134][T23038]  br_add_if (net/bridge/br_if.c:592)
[  908.844136][T23038]  ? netif_set_allmulti (./include/net/netdev_lock.h:33 ./include/net/netdev_lock.h:69 net/core/dev.c:9712)
[  908.844141][T23038]  do_set_master (net/core/rtnetlink.c:3071)
[  908.844143][T23038]  rtnl_newlink_create (net/core/rtnetlink.c:3982 (discriminator 1))
[  908.844145][T23038]  ? rtnl_create_link (net/core/rtnetlink.c:3756)
[  908.844152][T23038]  ? __dev_get_by_name (net/core/dev.c:905)
[  908.844154][T23038]  ? rtnl_dev_get (net/core/rtnetlink.c:3538)
[  908.844158][T23038]  __rtnl_newlink (net/core/rtnetlink.c:4098)
[  908.844161][T23038]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  908.844164][T23038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  908.844165][T23038]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  908.844166][T23038]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  908.844168][T23038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  908.844170][T23038]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  908.844172][T23038]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  908.844174][T23038]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  908.844177][T23038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  908.844178][T23038]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  908.844180][T23038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  908.844181][T23038]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  908.844182][T23038]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  908.844184][T23038]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  908.844186][T23038]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  908.844187][T23038]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  908.844192][T23038]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  908.844195][T23038]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  908.844196][T23038]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  908.844198][T23038]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  908.844200][T23038]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  908.844203][T23038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  908.844204][T23038]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  908.844207][T23038]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  908.844209][T23038]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  908.844211][T23038]  ? next_uptodate_folio (mm/filemap.c:3747)
[  908.844214][T23038]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  908.844217][T23038]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  908.844219][T23038]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  908.844221][T23038]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  908.844224][T23038]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  908.844227][T23038]  ____sys_sendmsg (net/socket.c:2713)
[  908.844229][T23038]  ? copy_msghdr_from_user (net/socket.c:2650)
[  908.844231][T23038]  ? sock_write_iter (net/socket.c:1269)
[  908.844233][T23038]  ? move_addr_to_kernel (net/socket.c:258)
[  908.844235][T23038]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  908.844237][T23038]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  908.844240][T23038]  ___sys_sendmsg (net/socket.c:2767)
[  908.844241][T23038]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  908.844243][T23038]  ? copy_msghdr_from_user (net/socket.c:2619)
[  908.844245][T23038]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  908.844250][T23038]  __sys_sendmsg (net/socket.c:2799)
[  908.844252][T23038]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  908.844255][T23038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  908.844256][T23038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  908.844258][T23038]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  908.844260][T23038]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  908.844263][T23038]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  908.844265][T23038] RIP: 0033:0x7f00da6a654e
[  908.844267][T23038] 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
[  908.844269][T23038] RSP: 002b:00007ffd8d0e6fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  908.844273][T23038] RAX: ffffffffffffffda RBX: 00007ffd8d0e7798 RCX: 00007f00da6a654e
[  908.844275][T23038] RDX: 0000000000000000 RSI: 00007ffd8d0e7080 RDI: 0000000000000005
[  908.844276][T23038] RBP: 00007ffd8d0e6fe0 R08: 0000000000000000 R09: 0000000000000000
[  908.844277][T23038] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d67b
[  908.844278][T23038] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd8d0e7750
| [  944.331325][   T70] softirqs last disabled at (1439776): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  944.331328][   T70] Preemption disabled at:
| [  944.331329][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  944.331343][   T70] Tainted: [W]=WARN
[  944.331345][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  944.331347][   T70] Workqueue: netns cleanup_net
[  944.331355][   T70] Call Trace:
[  944.331357][   T70]  <TASK>
[  944.331359][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  944.331366][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  944.331369][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  944.331374][   T70]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  944.331378][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  944.331382][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  944.331386][   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))
[  944.331391][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  944.331395][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  944.331401][   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)
[  944.331404][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  944.331408][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  944.331411][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  944.331414][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  944.331419][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  944.331425][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  944.331428][   T70]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  944.331432][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  944.331434][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  944.331436][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  944.331440][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  944.331444][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  944.331447][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  944.331450][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  944.331452][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  944.331454][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  944.331466][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  944.331469][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  944.331473][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  944.331477][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  944.331480][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  944.331483][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  944.331486][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  944.331488][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  944.331491][   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)
[  944.331494][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  944.331497][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  944.331500][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  944.331503][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  944.331506][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  944.331509][   T70]  ? cleanup_net (net/core/net_namespace.c:706)
[  944.331511][   T70]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  944.331516][   T70]  ? kthread (kernel/kthread.c:436)
[  944.331519][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  944.331523][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  944.331527][   T70]  _printk (kernel/printk/printk.c:2504)
[  944.331531][   T70]  ? snapshot_read.cold (user.c:?)
[  944.331535][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  944.331540][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  944.331544][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  944.331547][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  944.331555][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  944.331558][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  944.331560][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  944.331564][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  944.331567][   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)
[  944.331570][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  944.331573][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  944.331577][   T70]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[  944.331583][   T70]  br_dev_delete (net/bridge/br_if.c:387)
[  944.331586][   T70]  br_net_exit_rtnl (net/bridge/br.c:414)
[  944.331590][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  944.331594][   T70]  ? netns_install (./include/linux/ns_common.h:26)
[  944.331597][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  944.331601][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  944.331604][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  944.331608][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  944.331611][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  944.331614][   T70]  process_one_work (kernel/workqueue.c:3387)
[  944.331619][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  944.331623][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  944.331627][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  944.331631][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  944.331634][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  944.331637][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  944.331641][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  944.331643][   T70]  kthread (kernel/kthread.c:436)
[  944.331646][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  944.331649][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  944.331653][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  944.331656][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  944.331659][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  944.331664][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)


Finger prints:
netlink_release:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars
__fib6_clean_all:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
inet6_fill_ifla6_attrs:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print