======================================
| [   12.486441][  T242] softirqs last disabled at (25982): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   12.486444][  T242] Preemption disabled at:
| [   12.486445][  T242] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.486457][  T242] Tainted: [W]=WARN
[   12.486459][  T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.486461][  T242] Call Trace:
[   12.486463][  T242]  <TASK>
[   12.486465][  T242]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.486472][  T242]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.486475][  T242]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.486481][  T242]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.486486][  T242]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.486494][  T242]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   12.486498][  T242]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.486507][  T242]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.486511][  T242]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.486516][  T242]  put_chars (drivers/char/virtio_console.c:1176)
[   12.486521][  T242]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.486528][  T242]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.486536][  T242]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.486541][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.486544][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.486552][  T242]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.486558][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.486563][  T242]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.486571][  T242]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.486577][  T242]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.486579][  T242]  ? 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))
[   12.486584][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.486587][  T242]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.486595][  T242]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.486601][  T242]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.486603][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.486614][  T242]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.486618][  T242]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.486620][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.486623][  T242]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.486629][  T242]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.486632][  T242]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.486636][  T242]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.486641][  T242]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.486645][  T242]  ? save_trace (kernel/locking/lockdep.c:589)
[   12.486653][  T242]  _printk (kernel/printk/printk.c:2504)
[   12.486657][  T242]  ? snapshot_read.cold (user.c:?)
[   12.486664][  T242]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.486667][  T242]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   12.486672][  T242]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   12.486676][  T242]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.486680][  T242]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   12.486683][  T242]  ? netdev_notice (net/core/dev.c:13194)
[   12.486688][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.486692][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.486696][  T242]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.486702][  T242]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.486706][  T242]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   12.486710][  T242]  ? 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))
[   12.486719][  T242]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   12.486723][  T242]  ? __kernel_text_address (kernel/extable.c:79)
[   12.486727][  T242]  ? write_profile (profile.c:?)
[   12.486733][  T242]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   12.486741][  T242]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.486748][  T242]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.486751][  T242]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.486753][  T242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.486757][  T242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.486762][  T242]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.486766][  T242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.486769][  T242]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.486773][  T242]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.486777][  T242]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.486779][  T242]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.486783][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.486786][  T242]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   12.486791][  T242]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   12.486798][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.486809][  T242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.486814][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.486817][  T242]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.486820][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.486822][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.486825][  T242]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.486829][  T242]  ? __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)
[   12.486834][  T242]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.486838][  T242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.486844][  T242]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.486847][  T242]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.486857][  T242]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.486867][  T242]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.486878][  T242]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.486881][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.486889][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.486892][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.486896][  T242]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.486899][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.486906][  T242]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.486910][  T242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.486915][  T242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.486918][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.486926][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.486929][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.486936][  T242]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.486939][  T242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.486944][  T242]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.486956][  T242]  ? 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))
[   12.486958][  T242]  ? 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))
[   12.486966][  T242]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.486973][  T242]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.486978][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   12.486985][  T242]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.486992][  T242]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.486995][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.487000][  T242]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.487005][  T242]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.487013][  T242]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.487016][  T242]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.487020][  T242]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.487023][  T242]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   12.487037][  T242]  ___sys_sendmsg (net/socket.c:2767)
[   12.487042][  T242]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.487076][  T242]  __sys_sendmsg (net/socket.c:2799)
[   12.487081][  T242]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.487093][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.487099][  T242]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.487102][  T242]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.487108][  T242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.487111][  T242] RIP: 0033:0x7fe8d521154e
[   12.487116][  T242] 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
[   12.487119][  T242] RSP: 002b:00007fff1b9184a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.487122][  T242] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe8d521154e
[   12.487125][  T242] RDX: 0000000000000000 RSI: 00007fff1b918550 RDI: 0000000000000005
[   12.487126][  T242] RBP: 00007fff1b9184b0 R08: 0000000000000000 R09: 0000000000000000
[   12.487128][  T242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d29
[   12.487129][  T242] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff1b918c20
| [   13.489255][  T279] softirqs last disabled at (14800): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   13.489258][  T279] Preemption disabled at:
| [   13.489258][  T279] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.489267][  T279] Tainted: [W]=WARN
[   13.489269][  T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.489270][  T279] Call Trace:
[   13.489272][  T279]  <TASK>
[   13.489274][  T279]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.489279][  T279]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.489281][  T279]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.489285][  T279]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.489289][  T279]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.489294][  T279]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   13.489297][  T279]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.489303][  T279]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.489307][  T279]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.489310][  T279]  put_chars (drivers/char/virtio_console.c:1176)
[   13.489313][  T279]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.489317][  T279]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.489321][  T279]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.489325][  T279]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.489329][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.489331][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.489336][  T279]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.489339][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.489342][  T279]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.489347][  T279]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.489350][  T279]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.489352][  T279]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   13.489355][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.489357][  T279]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.489361][  T279]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.489365][  T279]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.489366][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.489372][  T279]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.489374][  T279]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.489376][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.489378][  T279]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.489382][  T279]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.489384][  T279]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.489387][  T279]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.489390][  T279]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.489392][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.489394][  T279]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   13.489397][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   13.489401][  T279]  _printk (kernel/printk/printk.c:2504)
[   13.489404][  T279]  ? snapshot_read.cold (user.c:?)
[   13.489406][  T279]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.489409][  T279]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.489411][  T279]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.489413][  T279]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   13.489417][  T279]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   13.489420][  T279]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.489422][  T279]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   13.489425][  T279]  ? netdev_notice (net/core/dev.c:13194)
[   13.489427][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.489431][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.489433][  T279]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.489437][  T279]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.489439][  T279]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   13.489443][  T279]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   13.489449][  T279]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   13.489451][  T279]  ? __kernel_text_address (kernel/extable.c:79)
[   13.489455][  T279]  ? write_profile (profile.c:?)
[   13.489459][  T279]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   13.489464][  T279]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.489469][  T279]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.489471][  T279]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.489472][  T279]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.489474][  T279]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.489478][  T279]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.489480][  T279]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.489482][  T279]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.489485][  T279]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.489489][  T279]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.489490][  T279]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.489493][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.489495][  T279]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   13.489498][  T279]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   13.489504][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.489506][  T279]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.489508][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.489510][  T279]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.489512][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.489513][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.489515][  T279]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.489518][  T279]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   13.489522][  T279]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.489524][  T279]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.489528][  T279]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.489530][  T279]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.489536][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.489541][  T279]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.489547][  T279]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.489548][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.489553][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.489555][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.489558][  T279]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.489559][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.489563][  T279]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.489566][  T279]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.489569][  T279]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.489570][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.489575][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.489577][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.489581][  T279]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.489583][  T279]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.489586][  T279]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.489592][  T279]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.489593][  T279]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.489598][  T279]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.489602][  T279]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.489604][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   13.489609][  T279]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.489614][  T279]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.489616][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.489620][  T279]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.489624][  T279]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.489628][  T279]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.489631][  T279]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.489633][  T279]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.489634][  T279]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   13.489642][  T279]  ___sys_sendmsg (net/socket.c:2767)
[   13.489645][  T279]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.489661][  T279]  __sys_sendmsg (net/socket.c:2799)
[   13.489665][  T279]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.489671][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.489674][  T279]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.489677][  T279]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.489680][  T279]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.489683][  T279] RIP: 0033:0x7f5fdb49454e
[   13.489687][  T279] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.489689][  T279] RSP: 002b:00007ffeef0b0090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.489691][  T279] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5fdb49454e
[   13.489692][  T279] RDX: 0000000000000000 RSI: 00007ffeef0b0140 RDI: 0000000000000005
[   13.489693][  T279] RBP: 00007ffeef0b00a0 R08: 0000000000000000 R09: 0000000000000000
[   13.489694][  T279] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d2a
[   13.489695][  T279] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeef0b0810
| [   14.511936][  T285] softirqs last disabled at (25004): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   14.511938][  T285] Preemption disabled at:
| [   14.511939][  T285] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.511948][  T285] Tainted: [W]=WARN
[   14.511949][  T285] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.511951][  T285] Call Trace:
[   14.511953][  T285]  <TASK>
[   14.511954][  T285]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.511960][  T285]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.511962][  T285]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.511966][  T285]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.511969][  T285]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.511975][  T285]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   14.511977][  T285]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.511983][  T285]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.511987][  T285]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.511990][  T285]  put_chars (drivers/char/virtio_console.c:1176)
[   14.511993][  T285]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.511997][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.512001][  T285]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.512005][  T285]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.512009][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.512011][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.512016][  T285]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.512019][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.512022][  T285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.512026][  T285]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.512030][  T285]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.512031][  T285]  ? 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))
[   14.512034][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.512036][  T285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.512040][  T285]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.512044][  T285]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.512046][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.512053][  T285]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.512056][  T285]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.512057][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.512059][  T285]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.512063][  T285]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.512065][  T285]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.512068][  T285]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.512071][  T285]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.512073][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.512075][  T285]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   14.512077][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   14.512081][  T285]  _printk (kernel/printk/printk.c:2504)
[   14.512085][  T285]  ? snapshot_read.cold (user.c:?)
[   14.512087][  T285]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.512090][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.512092][  T285]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.512095][  T285]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   14.512098][  T285]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   14.512101][  T285]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.512103][  T285]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   14.512106][  T285]  ? netdev_notice (net/core/dev.c:13194)
[   14.512108][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.512111][  T285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.512114][  T285]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.512118][  T285]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.512120][  T285]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   14.512123][  T285]  ? 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))
[   14.512129][  T285]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   14.512132][  T285]  ? __kernel_text_address (kernel/extable.c:79)
[   14.512135][  T285]  ? write_profile (profile.c:?)
[   14.512139][  T285]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   14.512144][  T285]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.512149][  T285]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.512151][  T285]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.512153][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.512155][  T285]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.512158][  T285]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.512161][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.512163][  T285]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.512166][  T285]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.512169][  T285]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.512170][  T285]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.512173][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.512175][  T285]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   14.512178][  T285]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   14.512183][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.512186][  T285]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.512188][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.512190][  T285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.512192][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.512193][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.512195][  T285]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.512198][  T285]  ? __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)
[   14.512201][  T285]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.512203][  T285]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.512207][  T285]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.512209][  T285]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.512215][  T285]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.512220][  T285]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.512226][  T285]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.512228][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.512233][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.512235][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.512237][  T285]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.512239][  T285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.512243][  T285]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.512245][  T285]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.512248][  T285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.512249][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.512254][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.512256][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.512260][  T285]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.512262][  T285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.512265][  T285]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.512271][  T285]  ? 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))
[   14.512273][  T285]  ? 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))
[   14.512277][  T285]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.512281][  T285]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.512284][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   14.512288][  T285]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.512292][  T285]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.512294][  T285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.512297][  T285]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.512301][  T285]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.512305][  T285]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.512307][  T285]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.512310][  T285]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.512311][  T285]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   14.512319][  T285]  ___sys_sendmsg (net/socket.c:2767)
[   14.512322][  T285]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.512338][  T285]  __sys_sendmsg (net/socket.c:2799)
[   14.512341][  T285]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.512348][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.512351][  T285]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.512354][  T285]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.512357][  T285]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.512360][  T285] RIP: 0033:0x7f668aefa54e
[   14.512364][  T285] 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
[   14.512365][  T285] RSP: 002b:00007ffc558361f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.512368][  T285] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f668aefa54e
[   14.512369][  T285] RDX: 0000000000000000 RSI: 00007ffc558362a0 RDI: 0000000000000005
[   14.512370][  T285] RBP: 00007ffc55836200 R08: 0000000000000000 R09: 0000000000000000
[   14.512371][  T285] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d2b
[   14.512372][  T285] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc55836970
| [   15.555809][  T293] softirqs last disabled at (29524): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   15.555818][  T293] Preemption disabled at:
| [   15.555818][  T293] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.555828][  T293] Tainted: [W]=WARN
[   15.555829][  T293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.555830][  T293] Call Trace:
[   15.555832][  T293]  <TASK>
[   15.555834][  T293]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.555839][  T293]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.555841][  T293]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.555845][  T293]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.555849][  T293]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.555854][  T293]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   15.555857][  T293]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.555863][  T293]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.555865][  T293]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.555869][  T293]  put_chars (drivers/char/virtio_console.c:1176)
[   15.555872][  T293]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.555876][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.555879][  T293]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.555884][  T293]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.555887][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.555889][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.555894][  T293]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.555897][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.555900][  T293]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.555904][  T293]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.555908][  T293]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.555909][  T293]  ? 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))
[   15.555912][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.555914][  T293]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.555918][  T293]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.555922][  T293]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.555923][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.555929][  T293]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.555931][  T293]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.555932][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.555934][  T293]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.555938][  T293]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.555940][  T293]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.555943][  T293]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.555947][  T293]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.555949][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.555951][  T293]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   15.555953][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   15.555957][  T293]  _printk (kernel/printk/printk.c:2504)
[   15.555960][  T293]  ? snapshot_read.cold (user.c:?)
[   15.555962][  T293]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.555965][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.555967][  T293]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.555970][  T293]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   15.555973][  T293]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   15.555976][  T293]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   15.555978][  T293]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   15.555981][  T293]  ? netdev_notice (net/core/dev.c:13194)
[   15.555983][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.555986][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.555989][  T293]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   15.555993][  T293]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   15.555995][  T293]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   15.555998][  T293]  ? 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))
[   15.556005][  T293]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   15.556007][  T293]  ? __kernel_text_address (kernel/extable.c:79)
[   15.556010][  T293]  ? write_profile (profile.c:?)
[   15.556014][  T293]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   15.556020][  T293]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   15.556025][  T293]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.556027][  T293]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.556028][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.556030][  T293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.556034][  T293]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.556036][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.556039][  T293]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.556041][  T293]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.556044][  T293]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.556046][  T293]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.556049][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.556053][  T293]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   15.556056][  T293]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   15.556061][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.556063][  T293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.556066][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.556068][  T293]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.556070][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.556072][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.556073][  T293]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.556076][  T293]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   15.556079][  T293]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.556082][  T293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.556085][  T293]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.556087][  T293]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.556093][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.556099][  T293]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.556104][  T293]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.556106][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.556111][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.556113][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.556116][  T293]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.556117][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.556122][  T293]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.556124][  T293]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.556127][  T293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.556128][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.556133][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.556135][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.556139][  T293]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.556141][  T293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.556144][  T293]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.556150][  T293]  ? 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))
[   15.556151][  T293]  ? 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))
[   15.556156][  T293]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.556160][  T293]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.556162][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   15.556167][  T293]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.556170][  T293]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.556172][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.556175][  T293]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.556179][  T293]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.556183][  T293]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.556185][  T293]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.556188][  T293]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.556189][  T293]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   15.556197][  T293]  ___sys_sendmsg (net/socket.c:2767)
[   15.556199][  T293]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.556216][  T293]  __sys_sendmsg (net/socket.c:2799)
[   15.556220][  T293]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.556226][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.556229][  T293]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.556232][  T293]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.556235][  T293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.556238][  T293] RIP: 0033:0x7f7ea078354e
[   15.556242][  T293] 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
[   15.556244][  T293] RSP: 002b:00007fff9336c920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.556247][  T293] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7ea078354e
[   15.556248][  T293] RDX: 0000000000000000 RSI: 00007fff9336c9d0 RDI: 0000000000000005
[   15.556249][  T293] RBP: 00007fff9336c930 R08: 0000000000000000 R09: 0000000000000000
[   15.556250][  T293] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d2c
[   15.556251][  T293] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff9336d0a0
| [   16.557614][  T300] softirqs last disabled at (21992): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   16.557617][  T300] Preemption disabled at:
| [   16.557618][  T300] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.557627][  T300] Tainted: [W]=WARN
[   16.557628][  T300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.557630][  T300] Call Trace:
[   16.557632][  T300]  <TASK>
[   16.557633][  T300]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.557638][  T300]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.557640][  T300]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.557645][  T300]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.557648][  T300]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.557654][  T300]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   16.557656][  T300]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.557662][  T300]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.557666][  T300]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.557669][  T300]  put_chars (drivers/char/virtio_console.c:1176)
[   16.557672][  T300]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.557676][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.557679][  T300]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.557684][  T300]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.557688][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.557690][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.557695][  T300]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.557698][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.557701][  T300]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.557705][  T300]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.557709][  T300]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.557710][  T300]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   16.557713][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.557715][  T300]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.557719][  T300]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.557723][  T300]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.557725][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.557730][  T300]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.557733][  T300]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.557734][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.557736][  T300]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.557740][  T300]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.557742][  T300]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.557745][  T300]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.557749][  T300]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.557751][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.557753][  T300]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   16.557755][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   16.557760][  T300]  _printk (kernel/printk/printk.c:2504)
[   16.557763][  T300]  ? snapshot_read.cold (user.c:?)
[   16.557765][  T300]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.557768][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.557770][  T300]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.557772][  T300]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   16.557776][  T300]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   16.557779][  T300]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   16.557781][  T300]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   16.557784][  T300]  ? netdev_notice (net/core/dev.c:13194)
[   16.557787][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.557790][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.557792][  T300]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   16.557796][  T300]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   16.557798][  T300]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   16.557802][  T300]  ? 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))
[   16.557808][  T300]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   16.557810][  T300]  ? __kernel_text_address (kernel/extable.c:79)
[   16.557813][  T300]  ? write_profile (profile.c:?)
[   16.557823][  T300]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   16.557829][  T300]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   16.557834][  T300]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   16.557837][  T300]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   16.557838][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.557840][  T300]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.557844][  T300]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.557846][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.557848][  T300]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.557851][  T300]  ? kasan_save_stack (mm/kasan/common.c:58)
[   16.557854][  T300]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.557856][  T300]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.557859][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.557861][  T300]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   16.557864][  T300]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   16.557869][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.557871][  T300]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.557874][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.557876][  T300]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.557878][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.557879][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.557881][  T300]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   16.557884][  T300]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   16.557887][  T300]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   16.557889][  T300]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.557893][  T300]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   16.557895][  T300]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.557901][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   16.557906][  T300]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.557912][  T300]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.557914][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.557918][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.557921][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.557923][  T300]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.557925][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.557929][  T300]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.557931][  T300]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.557934][  T300]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.557935][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.557940][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.557942][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.557946][  T300]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.557948][  T300]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.557951][  T300]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.557957][  T300]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.557959][  T300]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.557963][  T300]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.557967][  T300]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.557970][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   16.557975][  T300]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.557979][  T300]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   16.557980][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.557983][  T300]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.557987][  T300]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.557991][  T300]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   16.557994][  T300]  ? copy_msghdr_from_user (net/socket.c:2650)
[   16.557996][  T300]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   16.557998][  T300]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   16.558005][  T300]  ___sys_sendmsg (net/socket.c:2767)
[   16.558008][  T300]  ? copy_msghdr_from_user (net/socket.c:2619)
[   16.558025][  T300]  __sys_sendmsg (net/socket.c:2799)
[   16.558028][  T300]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   16.558034][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.558038][  T300]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.558040][  T300]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.558044][  T300]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.558046][  T300] RIP: 0033:0x7f7afd6e854e
[   16.558053][  T300] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.558055][  T300] RSP: 002b:00007ffd0e846230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.558058][  T300] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7afd6e854e
[   16.558059][  T300] RDX: 0000000000000000 RSI: 00007ffd0e8462e0 RDI: 0000000000000005
[   16.558060][  T300] RBP: 00007ffd0e846240 R08: 0000000000000000 R09: 0000000000000000
[   16.558061][  T300] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d2d
[   16.558062][  T300] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd0e8469b0
| [   17.671071][  T307] softirqs last disabled at (22344): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   17.671074][  T307] Preemption disabled at:
| [   17.671075][  T307] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.671084][  T307] Tainted: [W]=WARN
[   17.671085][  T307] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.671086][  T307] Call Trace:
[   17.671088][  T307]  <TASK>
[   17.671089][  T307]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.671095][  T307]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.671096][  T307]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.671101][  T307]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.671105][  T307]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.671110][  T307]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   17.671113][  T307]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.671119][  T307]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.671122][  T307]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.671126][  T307]  put_chars (drivers/char/virtio_console.c:1176)
[   17.671129][  T307]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.671133][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.671136][  T307]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.671141][  T307]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.671144][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.671146][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.671151][  T307]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.671155][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.671157][  T307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.671161][  T307]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.671165][  T307]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.671166][  T307]  ? 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))
[   17.671169][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.671171][  T307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.671175][  T307]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.671179][  T307]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.671180][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.671185][  T307]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.671188][  T307]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.671189][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.671191][  T307]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.671195][  T307]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.671197][  T307]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.671200][  T307]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.671203][  T307]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.671205][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.671207][  T307]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   17.671209][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   17.671214][  T307]  _printk (kernel/printk/printk.c:2504)
[   17.671217][  T307]  ? snapshot_read.cold (user.c:?)
[   17.671219][  T307]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.671222][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.671224][  T307]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.671226][  T307]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   17.671230][  T307]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   17.671232][  T307]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.671234][  T307]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   17.671237][  T307]  ? netdev_notice (net/core/dev.c:13194)
[   17.671240][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.671243][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.671246][  T307]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   17.671249][  T307]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.671252][  T307]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   17.671255][  T307]  ? 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))
[   17.671261][  T307]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   17.671263][  T307]  ? __kernel_text_address (kernel/extable.c:79)
[   17.671266][  T307]  ? write_profile (profile.c:?)
[   17.671270][  T307]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   17.671275][  T307]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.671280][  T307]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   17.671282][  T307]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   17.671283][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.671285][  T307]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.671289][  T307]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.671291][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.671293][  T307]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.671296][  T307]  ? kasan_save_stack (mm/kasan/common.c:58)
[   17.671299][  T307]  ? kasan_save_stack (mm/kasan/common.c:57)
[   17.671301][  T307]  ? kasan_save_track (mm/kasan/common.c:78)
[   17.671304][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.671306][  T307]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   17.671309][  T307]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   17.671314][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.671316][  T307]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.671319][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.671321][  T307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.671322][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.671324][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.671325][  T307]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   17.671328][  T307]  ? __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)
[   17.671331][  T307]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   17.671334][  T307]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.671337][  T307]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   17.671339][  T307]  ? nla_get_range_signed (lib/nlattr.c:270)
[   17.671345][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   17.671350][  T307]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   17.671356][  T307]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.671358][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.671363][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.671365][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.671367][  T307]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.671369][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.671373][  T307]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.671375][  T307]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.671378][  T307]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.671379][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.671384][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.671386][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.671390][  T307]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.671392][  T307]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.671395][  T307]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.671401][  T307]  ? 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))
[   17.671402][  T307]  ? 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))
[   17.671407][  T307]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.671410][  T307]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.671413][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   17.671417][  T307]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.671421][  T307]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.671423][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.671426][  T307]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.671430][  T307]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.671434][  T307]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   17.671436][  T307]  ? copy_msghdr_from_user (net/socket.c:2650)
[   17.671438][  T307]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   17.671440][  T307]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   17.671448][  T307]  ___sys_sendmsg (net/socket.c:2767)
[   17.671450][  T307]  ? copy_msghdr_from_user (net/socket.c:2619)
[   17.671467][  T307]  __sys_sendmsg (net/socket.c:2799)
[   17.671470][  T307]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   17.671476][  T307]  ? 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)
[   17.671480][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.671483][  T307]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.671486][  T307]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.671489][  T307]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.671491][  T307] RIP: 0033:0x7f7c8b85754e
[   17.671495][  T307] 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
[   17.671497][  T307] RSP: 002b:00007fff1ea72dd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.671499][  T307] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7c8b85754e
[   17.671501][  T307] RDX: 0000000000000000 RSI: 00007fff1ea72e80 RDI: 0000000000000005
[   17.671502][  T307] RBP: 00007fff1ea72de0 R08: 0000000000000000 R09: 0000000000000000
[   17.671503][  T307] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d2f
[   17.671504][  T307] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff1ea73550
| [   18.826316][  T314] softirqs last disabled at (16760): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   18.826318][  T314] Preemption disabled at:
| [   18.826319][  T314] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.826328][  T314] Tainted: [W]=WARN
[   18.826329][  T314] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.826330][  T314] Call Trace:
[   18.826332][  T314]  <TASK>
[   18.826334][  T314]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.826339][  T314]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.826341][  T314]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.826345][  T314]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.826348][  T314]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.826354][  T314]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   18.826356][  T314]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.826363][  T314]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   18.826366][  T314]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.826369][  T314]  put_chars (drivers/char/virtio_console.c:1176)
[   18.826372][  T314]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.826376][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.826380][  T314]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.826384][  T314]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.826388][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.826389][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.826394][  T314]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.826398][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.826400][  T314]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.826405][  T314]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.826408][  T314]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.826409][  T314]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   18.826412][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.826414][  T314]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.826418][  T314]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.826422][  T314]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.826423][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.826429][  T314]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.826431][  T314]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.826433][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.826435][  T314]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.826439][  T314]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.826441][  T314]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.826444][  T314]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.826447][  T314]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.826449][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.826451][  T314]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   18.826453][  T314]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   18.826457][  T314]  _printk (kernel/printk/printk.c:2504)
[   18.826461][  T314]  ? snapshot_read.cold (user.c:?)
[   18.826462][  T314]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.826465][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.826467][  T314]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.826470][  T314]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   18.826473][  T314]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   18.826476][  T314]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.826478][  T314]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   18.826481][  T314]  ? netdev_notice (net/core/dev.c:13194)
[   18.826483][  T314]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.826486][  T314]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.826489][  T314]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   18.826493][  T314]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.826495][  T314]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   18.826498][  T314]  ? 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))
[   18.826504][  T314]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   18.826507][  T314]  ? __kernel_text_address (kernel/extable.c:79)
[   18.826510][  T314]  ? write_profile (profile.c:?)
[   18.826514][  T314]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   18.826520][  T314]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.826525][  T314]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   18.826527][  T314]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   18.826528][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.826530][  T314]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.826534][  T314]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.826536][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.826538][  T314]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.826541][  T314]  ? kasan_save_stack (mm/kasan/common.c:58)
[   18.826544][  T314]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.826546][  T314]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.826549][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.826551][  T314]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   18.826554][  T314]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   18.826559][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.826561][  T314]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.826564][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.826566][  T314]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.826567][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.826569][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.826570][  T314]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   18.826573][  T314]  ? __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)
[   18.826577][  T314]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   18.826579][  T314]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.826582][  T314]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   18.826584][  T314]  ? nla_get_range_signed (lib/nlattr.c:270)
[   18.826590][  T314]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   18.826595][  T314]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   18.826601][  T314]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.826603][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.826608][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.826610][  T314]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.826613][  T314]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.826616][  T314]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.826621][  T314]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.826623][  T314]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.826626][  T314]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.826627][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.826632][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.826634][  T314]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.826638][  T314]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.826640][  T314]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.826643][  T314]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.826649][  T314]  ? 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))
[   18.826651][  T314]  ? 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))
[   18.826655][  T314]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.826659][  T314]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.826662][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   18.826666][  T314]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.826670][  T314]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.826671][  T314]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.826675][  T314]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.826678][  T314]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.826683][  T314]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   18.826685][  T314]  ? copy_msghdr_from_user (net/socket.c:2650)
[   18.826687][  T314]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   18.826689][  T314]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   18.826697][  T314]  ___sys_sendmsg (net/socket.c:2767)
[   18.826700][  T314]  ? copy_msghdr_from_user (net/socket.c:2619)
[   18.826716][  T314]  __sys_sendmsg (net/socket.c:2799)
[   18.826719][  T314]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   18.826726][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.826729][  T314]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.826731][  T314]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.826735][  T314]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.826737][  T314] RIP: 0033:0x7ff56e9ee54e
[   18.826740][  T314] 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
[   18.826742][  T314] RSP: 002b:00007ffeca93b620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.826745][  T314] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff56e9ee54e
[   18.826746][  T314] RDX: 0000000000000000 RSI: 00007ffeca93b6d0 RDI: 0000000000000005
[   18.826747][  T314] RBP: 00007ffeca93b630 R08: 0000000000000000 R09: 0000000000000000
[   18.826748][  T314] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d30
[   18.826749][  T314] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeca93bda0
| [   19.955275][  T321] softirqs last disabled at (29176): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   19.955278][  T321] Preemption disabled at:
| [   19.955278][  T321] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.955287][  T321] Tainted: [W]=WARN
[   19.955288][  T321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.955290][  T321] Call Trace:
[   19.955292][  T321]  <TASK>
[   19.955293][  T321]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.955298][  T321]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.955300][  T321]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.955305][  T321]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.955308][  T321]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.955313][  T321]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   19.955315][  T321]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.955322][  T321]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.955324][  T321]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.955328][  T321]  put_chars (drivers/char/virtio_console.c:1176)
[   19.955331][  T321]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.955335][  T321]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.955339][  T321]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.955343][  T321]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.955347][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.955348][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.955353][  T321]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.955357][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.955359][  T321]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.955364][  T321]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.955367][  T321]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.955369][  T321]  ? 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))
[   19.955371][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.955373][  T321]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.955377][  T321]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.955381][  T321]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.955383][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.955388][  T321]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.955391][  T321]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.955392][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.955394][  T321]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.955398][  T321]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.955400][  T321]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.955403][  T321]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.955406][  T321]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.955408][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.955410][  T321]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   19.955412][  T321]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   19.955416][  T321]  _printk (kernel/printk/printk.c:2504)
[   19.955420][  T321]  ? snapshot_read.cold (user.c:?)
[   19.955421][  T321]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.955424][  T321]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.955426][  T321]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.955429][  T321]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   19.955432][  T321]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   19.955435][  T321]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   19.955437][  T321]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   19.955440][  T321]  ? netdev_notice (net/core/dev.c:13194)
[   19.955443][  T321]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.955446][  T321]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.955448][  T321]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   19.955452][  T321]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   19.955454][  T321]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   19.955457][  T321]  ? 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))
[   19.955463][  T321]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   19.955466][  T321]  ? __kernel_text_address (kernel/extable.c:79)
[   19.955469][  T321]  ? write_profile (profile.c:?)
[   19.955473][  T321]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   19.955478][  T321]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   19.955483][  T321]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   19.955485][  T321]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   19.955487][  T321]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.955489][  T321]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.955492][  T321]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.955495][  T321]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.955497][  T321]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.955499][  T321]  ? kasan_save_stack (mm/kasan/common.c:58)
[   19.955502][  T321]  ? kasan_save_stack (mm/kasan/common.c:57)
[   19.955504][  T321]  ? kasan_save_track (mm/kasan/common.c:78)
[   19.955507][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.955509][  T321]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   19.955512][  T321]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   19.955517][  T321]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.955519][  T321]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.955522][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.955524][  T321]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.955526][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.955527][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.955529][  T321]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   19.955531][  T321]  ? __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)
[   19.955534][  T321]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   19.955537][  T321]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.955540][  T321]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   19.955542][  T321]  ? nla_get_range_signed (lib/nlattr.c:270)
[   19.955548][  T321]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   19.955553][  T321]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   19.955559][  T321]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.955561][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.955566][  T321]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.955568][  T321]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.955570][  T321]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.955572][  T321]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.955576][  T321]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.955578][  T321]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   19.955581][  T321]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.955582][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.955587][  T321]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.955589][  T321]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.955593][  T321]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   19.955595][  T321]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.955597][  T321]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.955604][  T321]  ? 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))
[   19.955605][  T321]  ? 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))
[   19.955610][  T321]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.955614][  T321]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.955618][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   19.955622][  T321]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   19.955626][  T321]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   19.955627][  T321]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.955631][  T321]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.955634][  T321]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.955639][  T321]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   19.955641][  T321]  ? copy_msghdr_from_user (net/socket.c:2650)
[   19.955643][  T321]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   19.955645][  T321]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   19.955652][  T321]  ___sys_sendmsg (net/socket.c:2767)
[   19.955655][  T321]  ? copy_msghdr_from_user (net/socket.c:2619)
[   19.955672][  T321]  __sys_sendmsg (net/socket.c:2799)
[   19.955675][  T321]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   19.955681][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.955685][  T321]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.955687][  T321]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.955691][  T321]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.955693][  T321] RIP: 0033:0x7fa782fca54e
[   19.955697][  T321] 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
[   19.955699][  T321] RSP: 002b:00007fffd7aeddb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.955702][  T321] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa782fca54e
[   19.955703][  T321] RDX: 0000000000000000 RSI: 00007fffd7aede60 RDI: 0000000000000005
[   19.955704][  T321] RBP: 00007fffd7aeddc0 R08: 0000000000000000 R09: 0000000000000000
[   19.955705][  T321] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d31
[   19.955706][  T321] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffd7aee530
| [   21.103788][  T329] softirqs last disabled at (32838): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   21.103791][  T329] Preemption disabled at:
| [   21.103791][  T329] vprintk_emit (kernel/printk/printk.c:2471)
| [   21.103800][  T329] Tainted: [W]=WARN
[   21.103801][  T329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.103803][  T329] Call Trace:
[   21.103805][  T329]  <TASK>
[   21.103807][  T329]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.103811][  T329]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   21.103813][  T329]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.103818][  T329]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.103821][  T329]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   21.103826][  T329]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   21.103835][  T329]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.103841][  T329]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   21.103844][  T329]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.103847][  T329]  put_chars (drivers/char/virtio_console.c:1176)
[   21.103850][  T329]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.103854][  T329]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.103858][  T329]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.103863][  T329]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.103866][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.103868][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.103873][  T329]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.103877][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.103879][  T329]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.103884][  T329]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.103887][  T329]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.103888][  T329]  ? 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))
[   21.103891][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.103893][  T329]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.103897][  T329]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.103901][  T329]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.103903][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.103908][  T329]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.103910][  T329]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.103912][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.103914][  T329]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   21.103918][  T329]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.103920][  T329]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.103923][  T329]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.103926][  T329]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.103928][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.103930][  T329]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   21.103932][  T329]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   21.103936][  T329]  _printk (kernel/printk/printk.c:2504)
[   21.103939][  T329]  ? snapshot_read.cold (user.c:?)
[   21.103941][  T329]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.103944][  T329]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.103946][  T329]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.103949][  T329]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   21.103952][  T329]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   21.103955][  T329]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.103957][  T329]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   21.103960][  T329]  ? netdev_notice (net/core/dev.c:13194)
[   21.103963][  T329]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.103966][  T329]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.103968][  T329]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   21.103972][  T329]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.103974][  T329]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   21.103977][  T329]  ? 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))
[   21.103983][  T329]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   21.103986][  T329]  ? __kernel_text_address (kernel/extable.c:79)
[   21.103989][  T329]  ? write_profile (profile.c:?)
[   21.103993][  T329]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   21.103998][  T329]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.104003][  T329]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   21.104005][  T329]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   21.104007][  T329]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.104009][  T329]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.104013][  T329]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.104015][  T329]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.104017][  T329]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.104020][  T329]  ? kasan_save_stack (mm/kasan/common.c:58)
[   21.104023][  T329]  ? kasan_save_stack (mm/kasan/common.c:57)
[   21.104024][  T329]  ? kasan_save_track (mm/kasan/common.c:78)
[   21.104027][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.104029][  T329]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   21.104033][  T329]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   21.104038][  T329]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.104040][  T329]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   21.104043][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.104045][  T329]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.104046][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.104048][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.104051][  T329]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   21.104054][  T329]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   21.104057][  T329]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   21.104060][  T329]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   21.104063][  T329]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   21.104065][  T329]  ? nla_get_range_signed (lib/nlattr.c:270)
[   21.104071][  T329]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   21.104076][  T329]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   21.104082][  T329]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.104084][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.104089][  T329]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.104091][  T329]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.104093][  T329]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.104095][  T329]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.104099][  T329]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.104101][  T329]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   21.104105][  T329]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.104106][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.104111][  T329]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.104113][  T329]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.104117][  T329]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   21.104118][  T329]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.104121][  T329]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.104128][  T329]  ? 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))
[   21.104129][  T329]  ? 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))
[   21.104134][  T329]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.104137][  T329]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.104140][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   21.104145][  T329]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   21.104148][  T329]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   21.104150][  T329]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.104153][  T329]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   21.104157][  T329]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   21.104161][  T329]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   21.104163][  T329]  ? copy_msghdr_from_user (net/socket.c:2650)
[   21.104166][  T329]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   21.104167][  T329]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   21.104175][  T329]  ___sys_sendmsg (net/socket.c:2767)
[   21.104178][  T329]  ? copy_msghdr_from_user (net/socket.c:2619)
[   21.104194][  T329]  __sys_sendmsg (net/socket.c:2799)
[   21.104197][  T329]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   21.104203][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.104207][  T329]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   21.104209][  T329]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   21.104213][  T329]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.104216][  T329] RIP: 0033:0x7f014484754e
[   21.104219][  T329] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   21.104221][  T329] RSP: 002b:00007ffecaad91e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.104224][  T329] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f014484754e
[   21.104225][  T329] RDX: 0000000000000000 RSI: 00007ffecaad9290 RDI: 0000000000000005
[   21.104226][  T329] RBP: 00007ffecaad91f0 R08: 0000000000000000 R09: 0000000000000000
[   21.104227][  T329] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d32
[   21.104228][  T329] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffecaad9960
| [   22.172060][  T337] softirqs last disabled at (27868): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   22.172063][  T337] Preemption disabled at:
| [   22.172063][  T337] vprintk_emit (kernel/printk/printk.c:2471)
| [   22.172072][  T337] Tainted: [W]=WARN
[   22.172073][  T337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.172075][  T337] Call Trace:
[   22.172076][  T337]  <TASK>
[   22.172078][  T337]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.172083][  T337]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   22.172085][  T337]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.172090][  T337]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.172093][  T337]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   22.172098][  T337]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   22.172101][  T337]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.172107][  T337]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   22.172110][  T337]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.172114][  T337]  put_chars (drivers/char/virtio_console.c:1176)
[   22.172117][  T337]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.172121][  T337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.172124][  T337]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.172129][  T337]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.172133][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.172134][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.172139][  T337]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.172143][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.172145][  T337]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.172150][  T337]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.172153][  T337]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.172155][  T337]  ? 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))
[   22.172157][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.172159][  T337]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.172163][  T337]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.172167][  T337]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.172168][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.172174][  T337]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.172177][  T337]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.172178][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.172180][  T337]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.172184][  T337]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.172186][  T337]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.172189][  T337]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.172192][  T337]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.172194][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.172196][  T337]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   22.172198][  T337]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   22.172202][  T337]  _printk (kernel/printk/printk.c:2504)
[   22.172206][  T337]  ? snapshot_read.cold (user.c:?)
[   22.172208][  T337]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.172211][  T337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.172213][  T337]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.172216][  T337]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   22.172219][  T337]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   22.172221][  T337]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.172224][  T337]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   22.172227][  T337]  ? netdev_notice (net/core/dev.c:13194)
[   22.172229][  T337]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.172232][  T337]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.172235][  T337]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   22.172239][  T337]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.172241][  T337]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   22.172244][  T337]  ? 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))
[   22.172250][  T337]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   22.172253][  T337]  ? __kernel_text_address (kernel/extable.c:79)
[   22.172256][  T337]  ? write_profile (profile.c:?)
[   22.172260][  T337]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   22.172265][  T337]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.172270][  T337]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   22.172272][  T337]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   22.172273][  T337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   22.172275][  T337]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.172279][  T337]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.172281][  T337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.172283][  T337]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.172286][  T337]  ? kasan_save_stack (mm/kasan/common.c:58)
[   22.172289][  T337]  ? kasan_save_stack (mm/kasan/common.c:57)
[   22.172291][  T337]  ? kasan_save_track (mm/kasan/common.c:78)
[   22.172294][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.172296][  T337]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   22.172299][  T337]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   22.172304][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.172306][  T337]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   22.172309][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.172311][  T337]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.172312][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.172314][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.172316][  T337]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   22.172318][  T337]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   22.172322][  T337]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   22.172324][  T337]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   22.172328][  T337]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   22.172330][  T337]  ? nla_get_range_signed (lib/nlattr.c:270)
[   22.172335][  T337]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   22.172341][  T337]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   22.172346][  T337]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.172348][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.172353][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.172355][  T337]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.172357][  T337]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.172359][  T337]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.172363][  T337]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.172365][  T337]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   22.172368][  T337]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.172370][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.172375][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.172377][  T337]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.172380][  T337]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   22.172382][  T337]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.172385][  T337]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.172391][  T337]  ? 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))
[   22.172393][  T337]  ? 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))
[   22.172397][  T337]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.172401][  T337]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.172404][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   22.172408][  T337]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   22.172412][  T337]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   22.172413][  T337]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.172417][  T337]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   22.172420][  T337]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   22.172424][  T337]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   22.172427][  T337]  ? copy_msghdr_from_user (net/socket.c:2650)
[   22.172429][  T337]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   22.172431][  T337]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   22.172438][  T337]  ___sys_sendmsg (net/socket.c:2767)
[   22.172441][  T337]  ? copy_msghdr_from_user (net/socket.c:2619)
[   22.172457][  T337]  __sys_sendmsg (net/socket.c:2799)
[   22.172461][  T337]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   22.172467][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.172470][  T337]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.172473][  T337]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.172476][  T337]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.172479][  T337] RIP: 0033:0x7fab0c39454e
[   22.172483][  T337] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.172485][  T337] RSP: 002b:00007fff953bedf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.172487][  T337] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fab0c39454e
[   22.172489][  T337] RDX: 0000000000000000 RSI: 00007fff953beea0 RDI: 0000000000000005
[   22.172490][  T337] RBP: 00007fff953bee00 R08: 0000000000000000 R09: 0000000000000000
[   22.172490][  T337] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d33
[   22.172491][  T337] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff953bf570
| [   23.309533][  T346] softirqs last disabled at (32617): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   23.309536][  T346] Preemption disabled at:
| [   23.309536][  T346] vprintk_emit (kernel/printk/printk.c:2471)
| [   23.309545][  T346] Tainted: [W]=WARN
[   23.309546][  T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.309548][  T346] Call Trace:
[   23.309550][  T346]  <TASK>
[   23.309552][  T346]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.309557][  T346]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   23.309559][  T346]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.309563][  T346]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.309567][  T346]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   23.309572][  T346]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   23.309575][  T346]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.309581][  T346]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.309584][  T346]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.309588][  T346]  put_chars (drivers/char/virtio_console.c:1176)
[   23.309591][  T346]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.309595][  T346]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.309599][  T346]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.309603][  T346]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.309607][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.309609][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.309616][  T346]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.309620][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.309623][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.309627][  T346]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.309631][  T346]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.309632][  T346]  ? 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))
[   23.309635][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.309637][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.309641][  T346]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.309645][  T346]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.309646][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.309652][  T346]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.309654][  T346]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.309656][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.309657][  T346]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.309661][  T346]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.309663][  T346]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.309666][  T346]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.309670][  T346]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.309672][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.309674][  T346]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   23.309676][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   23.309680][  T346]  _printk (kernel/printk/printk.c:2504)
[   23.309683][  T346]  ? snapshot_read.cold (user.c:?)
[   23.309685][  T346]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.309688][  T346]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.309690][  T346]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.309692][  T346]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   23.309696][  T346]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   23.309698][  T346]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.309701][  T346]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   23.309703][  T346]  ? netdev_notice (net/core/dev.c:13194)
[   23.309706][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.309709][  T346]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.309712][  T346]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   23.309715][  T346]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.309718][  T346]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   23.309720][  T346]  ? 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))
[   23.309727][  T346]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   23.309731][  T346]  ? __kernel_text_address (kernel/extable.c:79)
[   23.309733][  T346]  ? write_profile (profile.c:?)
[   23.309738][  T346]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   23.309743][  T346]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.309748][  T346]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   23.309750][  T346]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   23.309751][  T346]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.309753][  T346]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.309757][  T346]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.309759][  T346]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.309761][  T346]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.309764][  T346]  ? kasan_save_stack (mm/kasan/common.c:58)
[   23.309767][  T346]  ? kasan_save_stack (mm/kasan/common.c:57)
[   23.309769][  T346]  ? kasan_save_track (mm/kasan/common.c:78)
[   23.309772][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.309774][  T346]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   23.309777][  T346]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   23.309782][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.309785][  T346]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   23.309787][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.309789][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.309791][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.309792][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.309794][  T346]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   23.309797][  T346]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   23.309801][  T346]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   23.309803][  T346]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   23.309807][  T346]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   23.309809][  T346]  ? nla_get_range_signed (lib/nlattr.c:270)
[   23.309815][  T346]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   23.309821][  T346]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   23.309826][  T346]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.309828][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.309833][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.309841][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.309844][  T346]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.309845][  T346]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.309849][  T346]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.309852][  T346]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   23.309855][  T346]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.309856][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.309861][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.309863][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.309867][  T346]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   23.309869][  T346]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.309872][  T346]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.309878][  T346]  ? 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))
[   23.309880][  T346]  ? 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))
[   23.309884][  T346]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.309888][  T346]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.309891][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   23.309895][  T346]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   23.309899][  T346]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   23.309900][  T346]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.309903][  T346]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   23.309907][  T346]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   23.309911][  T346]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   23.309914][  T346]  ? copy_msghdr_from_user (net/socket.c:2650)
[   23.309916][  T346]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   23.309917][  T346]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   23.309925][  T346]  ___sys_sendmsg (net/socket.c:2767)
[   23.309928][  T346]  ? copy_msghdr_from_user (net/socket.c:2619)
[   23.309944][  T346]  __sys_sendmsg (net/socket.c:2799)
[   23.309948][  T346]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   23.309954][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.309957][  T346]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.309960][  T346]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   23.309963][  T346]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.309966][  T346] RIP: 0033:0x7fd418e1b54e
[   23.309970][  T346] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.309971][  T346] RSP: 002b:00007ffc7cbefae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.309974][  T346] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd418e1b54e
[   23.309975][  T346] RDX: 0000000000000000 RSI: 00007ffc7cbefb90 RDI: 0000000000000005
[   23.309976][  T346] RBP: 00007ffc7cbefaf0 R08: 0000000000000000 R09: 0000000000000000
[   23.309977][  T346] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d34
[   23.309978][  T346] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc7cbf0260
| [   24.332077][  T356] softirqs last disabled at (19062): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   24.332080][  T356] Preemption disabled at:
| [   24.332081][  T356] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.332090][  T356] Tainted: [W]=WARN
[   24.332091][  T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.332093][  T356] Call Trace:
[   24.332094][  T356]  <TASK>
[   24.332096][  T356]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.332101][  T356]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.332103][  T356]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.332107][  T356]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.332111][  T356]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   24.332116][  T356]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   24.332118][  T356]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.332124][  T356]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.332127][  T356]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.332131][  T356]  put_chars (drivers/char/virtio_console.c:1176)
[   24.332134][  T356]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.332138][  T356]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.332141][  T356]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.332146][  T356]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.332150][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.332151][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.332156][  T356]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.332160][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.332162][  T356]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.332167][  T356]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.332170][  T356]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.332172][  T356]  ? 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))
[   24.332174][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.332176][  T356]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.332181][  T356]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.332184][  T356]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.332186][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.332191][  T356]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.332194][  T356]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.332195][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.332197][  T356]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   24.332201][  T356]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.332203][  T356]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.332206][  T356]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.332209][  T356]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.332211][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.332213][  T356]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   24.332216][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   24.332220][  T356]  _printk (kernel/printk/printk.c:2504)
[   24.332223][  T356]  ? snapshot_read.cold (user.c:?)
[   24.332225][  T356]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.332228][  T356]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.332230][  T356]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.332233][  T356]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   24.332236][  T356]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   24.332239][  T356]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.332241][  T356]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   24.332244][  T356]  ? netdev_notice (net/core/dev.c:13194)
[   24.332247][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.332250][  T356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.332253][  T356]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   24.332256][  T356]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.332259][  T356]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   24.332262][  T356]  ? 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))
[   24.332268][  T356]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   24.332271][  T356]  ? __kernel_text_address (kernel/extable.c:79)
[   24.332274][  T356]  ? write_profile (profile.c:?)
[   24.332278][  T356]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   24.332283][  T356]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.332288][  T356]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   24.332290][  T356]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   24.332291][  T356]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.332293][  T356]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.332297][  T356]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.332299][  T356]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.332301][  T356]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.332304][  T356]  ? kasan_save_stack (mm/kasan/common.c:58)
[   24.332307][  T356]  ? kasan_save_stack (mm/kasan/common.c:57)
[   24.332309][  T356]  ? kasan_save_track (mm/kasan/common.c:78)
[   24.332312][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.332314][  T356]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   24.332317][  T356]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   24.332322][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.332325][  T356]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   24.332327][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.332329][  T356]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.332331][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.332332][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.332334][  T356]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   24.332337][  T356]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   24.332340][  T356]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   24.332343][  T356]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   24.332346][  T356]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   24.332348][  T356]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.332354][  T356]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   24.332359][  T356]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   24.332365][  T356]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.332367][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.332372][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.332374][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.332376][  T356]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.332378][  T356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.332382][  T356]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.332384][  T356]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   24.332388][  T356]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.332389][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.332394][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.332396][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.332400][  T356]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   24.332402][  T356]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.332404][  T356]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.332411][  T356]  ? 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))
[   24.332412][  T356]  ? 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))
[   24.332417][  T356]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.332421][  T356]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.332424][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   24.332428][  T356]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   24.332432][  T356]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   24.332433][  T356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.332436][  T356]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   24.332440][  T356]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   24.332444][  T356]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   24.332447][  T356]  ? copy_msghdr_from_user (net/socket.c:2650)
[   24.332449][  T356]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   24.332451][  T356]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   24.332459][  T356]  ___sys_sendmsg (net/socket.c:2767)
[   24.332461][  T356]  ? copy_msghdr_from_user (net/socket.c:2619)
[   24.332478][  T356]  __sys_sendmsg (net/socket.c:2799)
[   24.332481][  T356]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   24.332488][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.332491][  T356]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.332494][  T356]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   24.332497][  T356]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.332500][  T356] RIP: 0033:0x7f79d149854e
[   24.332504][  T356] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.332506][  T356] RSP: 002b:00007fff5a824010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.332508][  T356] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f79d149854e
[   24.332510][  T356] RDX: 0000000000000000 RSI: 00007fff5a8240c0 RDI: 0000000000000005
[   24.332510][  T356] RBP: 00007fff5a824020 R08: 0000000000000000 R09: 0000000000000000
[   24.332511][  T356] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d35
[   24.332512][  T356] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff5a824790
| [   25.425024][  T367] softirqs last disabled at (18724): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   25.425027][  T367] Preemption disabled at:
| [   25.425028][  T367] vprintk_emit (kernel/printk/printk.c:2471)
| [   25.425037][  T367] Tainted: [W]=WARN
[   25.425038][  T367] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.425040][  T367] Call Trace:
[   25.425041][  T367]  <TASK>
[   25.425043][  T367]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.425048][  T367]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   25.425052][  T367]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.425057][  T367]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.425060][  T367]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   25.425066][  T367]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   25.425068][  T367]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.425074][  T367]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.425078][  T367]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.425081][  T367]  put_chars (drivers/char/virtio_console.c:1176)
[   25.425084][  T367]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.425088][  T367]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.425092][  T367]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.425097][  T367]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.425100][  T367]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.425102][  T367]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.425107][  T367]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.425110][  T367]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.425113][  T367]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.425117][  T367]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.425121][  T367]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.425122][  T367]  ? 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))
[   25.425125][  T367]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.425127][  T367]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.425131][  T367]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.425135][  T367]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.425136][  T367]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.425142][  T367]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.425144][  T367]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.425145][  T367]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.425147][  T367]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   25.425151][  T367]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.425153][  T367]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.425156][  T367]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.425160][  T367]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.425162][  T367]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.425164][  T367]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   25.425166][  T367]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   25.425170][  T367]  _printk (kernel/printk/printk.c:2504)
[   25.425174][  T367]  ? snapshot_read.cold (user.c:?)
[   25.425176][  T367]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.425179][  T367]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.425181][  T367]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.425183][  T367]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   25.425187][  T367]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   25.425189][  T367]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.425192][  T367]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   25.425194][  T367]  ? netdev_notice (net/core/dev.c:13194)
[   25.425197][  T367]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.425200][  T367]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.425203][  T367]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   25.425207][  T367]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.425209][  T367]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   25.425212][  T367]  ? 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))
[   25.425218][  T367]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   25.425221][  T367]  ? __kernel_text_address (kernel/extable.c:79)
[   25.425224][  T367]  ? write_profile (profile.c:?)
[   25.425228][  T367]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   25.425233][  T367]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.425238][  T367]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   25.425240][  T367]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   25.425241][  T367]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.425244][  T367]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.425247][  T367]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.425249][  T367]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.425251][  T367]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.425254][  T367]  ? kasan_save_stack (mm/kasan/common.c:58)
[   25.425257][  T367]  ? kasan_save_stack (mm/kasan/common.c:57)
[   25.425259][  T367]  ? kasan_save_track (mm/kasan/common.c:78)
[   25.425262][  T367]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.425264][  T367]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   25.425267][  T367]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   25.425272][  T367]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.425274][  T367]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.425277][  T367]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.425279][  T367]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.425281][  T367]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.425282][  T367]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.425284][  T367]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   25.425286][  T367]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   25.425290][  T367]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   25.425292][  T367]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.425296][  T367]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   25.425298][  T367]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.425304][  T367]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   25.425309][  T367]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   25.425315][  T367]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.425317][  T367]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.425321][  T367]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.425323][  T367]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.425326][  T367]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.425327][  T367]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.425331][  T367]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.425334][  T367]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   25.425337][  T367]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.425338][  T367]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.425343][  T367]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.425345][  T367]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.425349][  T367]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   25.425350][  T367]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.425353][  T367]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.425360][  T367]  ? 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))
[   25.425361][  T367]  ? 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))
[   25.425366][  T367]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.425369][  T367]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.425372][  T367]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   25.425377][  T367]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   25.425381][  T367]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   25.425382][  T367]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.425385][  T367]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   25.425389][  T367]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   25.425393][  T367]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   25.425396][  T367]  ? copy_msghdr_from_user (net/socket.c:2650)
[   25.425398][  T367]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   25.425399][  T367]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   25.425407][  T367]  ___sys_sendmsg (net/socket.c:2767)
[   25.425410][  T367]  ? copy_msghdr_from_user (net/socket.c:2619)
[   25.425426][  T367]  __sys_sendmsg (net/socket.c:2799)
[   25.425430][  T367]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   25.425436][  T367]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.425439][  T367]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.425442][  T367]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   25.425445][  T367]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.425448][  T367] RIP: 0033:0x7f9e347ef54e
[   25.425451][  T367] 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
[   25.425453][  T367] RSP: 002b:00007ffc456d45a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.425456][  T367] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9e347ef54e
[   25.425457][  T367] RDX: 0000000000000000 RSI: 00007ffc456d4650 RDI: 0000000000000005
[   25.425458][  T367] RBP: 00007ffc456d45b0 R08: 0000000000000000 R09: 0000000000000000
[   25.425459][  T367] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d36
[   25.425460][  T367] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc456d4d20
| [   26.441462][  T375] softirqs last disabled at (36438): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   26.441465][  T375] Preemption disabled at:
| [   26.441466][  T375] vprintk_emit (kernel/printk/printk.c:2471)
| [   26.441475][  T375] Tainted: [W]=WARN
[   26.441476][  T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.441478][  T375] Call Trace:
[   26.441480][  T375]  <TASK>
[   26.441481][  T375]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.441487][  T375]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   26.441488][  T375]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.441493][  T375]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.441497][  T375]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   26.441502][  T375]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   26.441505][  T375]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.441512][  T375]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.441515][  T375]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.441519][  T375]  put_chars (drivers/char/virtio_console.c:1176)
[   26.441522][  T375]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.441526][  T375]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.441530][  T375]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.441534][  T375]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.441538][  T375]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.441540][  T375]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.441545][  T375]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.441549][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.441551][  T375]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.441556][  T375]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.441560][  T375]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.441561][  T375]  ? 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))
[   26.441564][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.441566][  T375]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.441570][  T375]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.441574][  T375]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.441576][  T375]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.441582][  T375]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.441584][  T375]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.441585][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.441587][  T375]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.441591][  T375]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.441593][  T375]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.441597][  T375]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.441600][  T375]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.441602][  T375]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.441604][  T375]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   26.441607][  T375]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   26.441611][  T375]  _printk (kernel/printk/printk.c:2504)
[   26.441616][  T375]  ? snapshot_read.cold (user.c:?)
[   26.441619][  T375]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.441622][  T375]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.441624][  T375]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.441627][  T375]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   26.441630][  T375]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   26.441633][  T375]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   26.441636][  T375]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   26.441638][  T375]  ? netdev_notice (net/core/dev.c:13194)
[   26.441641][  T375]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.441645][  T375]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.441647][  T375]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   26.441652][  T375]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   26.441654][  T375]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   26.441657][  T375]  ? 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))
[   26.441664][  T375]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   26.441667][  T375]  ? __kernel_text_address (kernel/extable.c:79)
[   26.441670][  T375]  ? write_profile (profile.c:?)
[   26.441674][  T375]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   26.441680][  T375]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   26.441685][  T375]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   26.441687][  T375]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   26.441689][  T375]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.441691][  T375]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.441695][  T375]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.441697][  T375]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.441699][  T375]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.441702][  T375]  ? kasan_save_stack (mm/kasan/common.c:58)
[   26.441705][  T375]  ? kasan_save_stack (mm/kasan/common.c:57)
[   26.441707][  T375]  ? kasan_save_track (mm/kasan/common.c:78)
[   26.441710][  T375]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.441712][  T375]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   26.441715][  T375]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   26.441721][  T375]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.441723][  T375]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.441726][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.441728][  T375]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.441730][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.441731][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.441733][  T375]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   26.441736][  T375]  ? __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)
[   26.441739][  T375]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   26.441742][  T375]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.441745][  T375]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   26.441747][  T375]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.441754][  T375]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   26.441760][  T375]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   26.441766][  T375]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.441768][  T375]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.441773][  T375]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.441775][  T375]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.441778][  T375]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.441780][  T375]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.441784][  T375]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.441786][  T375]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   26.441790][  T375]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.441791][  T375]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.441796][  T375]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.441798][  T375]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.441802][  T375]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   26.441804][  T375]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.441807][  T375]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.441814][  T375]  ? 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))
[   26.441816][  T375]  ? 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))
[   26.441820][  T375]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.441824][  T375]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.441827][  T375]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   26.441832][  T375]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   26.441836][  T375]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   26.441838][  T375]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.441841][  T375]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   26.441845][  T375]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   26.441854][  T375]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   26.441856][  T375]  ? copy_msghdr_from_user (net/socket.c:2650)
[   26.441858][  T375]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   26.441860][  T375]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   26.441869][  T375]  ___sys_sendmsg (net/socket.c:2767)
[   26.441872][  T375]  ? copy_msghdr_from_user (net/socket.c:2619)
[   26.441889][  T375]  __sys_sendmsg (net/socket.c:2799)
[   26.441893][  T375]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   26.441900][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.441903][  T375]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   26.441906][  T375]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   26.441909][  T375]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.441912][  T375] RIP: 0033:0x7f07561cf54e
[   26.441916][  T375] 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
[   26.441918][  T375] RSP: 002b:00007ffddd36beb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.441920][  T375] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f07561cf54e
[   26.441922][  T375] RDX: 0000000000000000 RSI: 00007ffddd36bf60 RDI: 0000000000000005
[   26.441923][  T375] RBP: 00007ffddd36bec0 R08: 0000000000000000 R09: 0000000000000000
[   26.441924][  T375] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d37
[   26.441925][  T375] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffddd36c630
| [   27.457654][  T384] softirqs last disabled at (16752): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   27.457656][  T384] Preemption disabled at:
| [   27.457657][  T384] vprintk_emit (kernel/printk/printk.c:2471)
| [   27.457666][  T384] Tainted: [W]=WARN
[   27.457667][  T384] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.457669][  T384] Call Trace:
[   27.457671][  T384]  <TASK>
[   27.457672][  T384]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.457678][  T384]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   27.457679][  T384]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.457685][  T384]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.457688][  T384]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   27.457693][  T384]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   27.457696][  T384]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.457703][  T384]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.457706][  T384]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.457709][  T384]  put_chars (drivers/char/virtio_console.c:1176)
[   27.457712][  T384]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.457716][  T384]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.457720][  T384]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.457724][  T384]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.457728][  T384]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.457730][  T384]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.457735][  T384]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.457738][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.457741][  T384]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.457745][  T384]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.457749][  T384]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.457750][  T384]  ? 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))
[   27.457753][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.457755][  T384]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.457759][  T384]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.457763][  T384]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.457765][  T384]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.457770][  T384]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.457773][  T384]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.457774][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.457776][  T384]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.457780][  T384]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.457782][  T384]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.457785][  T384]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.457788][  T384]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.457791][  T384]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.457793][  T384]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   27.457795][  T384]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   27.457799][  T384]  _printk (kernel/printk/printk.c:2504)
[   27.457803][  T384]  ? snapshot_read.cold (user.c:?)
[   27.457805][  T384]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.457808][  T384]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.457810][  T384]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.457812][  T384]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   27.457816][  T384]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   27.457818][  T384]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   27.457821][  T384]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   27.457823][  T384]  ? netdev_notice (net/core/dev.c:13194)
[   27.457826][  T384]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.457829][  T384]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.457832][  T384]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   27.457836][  T384]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   27.457838][  T384]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   27.457842][  T384]  ? 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))
[   27.457848][  T384]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   27.457856][  T384]  ? __kernel_text_address (kernel/extable.c:79)
[   27.457859][  T384]  ? write_profile (profile.c:?)
[   27.457863][  T384]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   27.457869][  T384]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   27.457874][  T384]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   27.457876][  T384]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   27.457878][  T384]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.457880][  T384]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.457883][  T384]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.457886][  T384]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.457888][  T384]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.457891][  T384]  ? kasan_save_stack (mm/kasan/common.c:58)
[   27.457893][  T384]  ? kasan_save_stack (mm/kasan/common.c:57)
[   27.457895][  T384]  ? kasan_save_track (mm/kasan/common.c:78)
[   27.457898][  T384]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.457900][  T384]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   27.457903][  T384]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   27.457909][  T384]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.457911][  T384]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   27.457913][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.457915][  T384]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.457917][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.457918][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.457920][  T384]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   27.457923][  T384]  ? __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)
[   27.457926][  T384]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   27.457929][  T384]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   27.457932][  T384]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   27.457934][  T384]  ? nla_get_range_signed (lib/nlattr.c:270)
[   27.457940][  T384]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   27.457946][  T384]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   27.457951][  T384]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   27.457953][  T384]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.457958][  T384]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.457960][  T384]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.457962][  T384]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   27.457964][  T384]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.457968][  T384]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   27.457970][  T384]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   27.457974][  T384]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.457975][  T384]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.457980][  T384]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.457982][  T384]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.457986][  T384]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   27.457988][  T384]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.457991][  T384]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.457997][  T384]  ? 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))
[   27.457999][  T384]  ? 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))
[   27.458003][  T384]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.458007][  T384]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.458010][  T384]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   27.458014][  T384]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   27.458018][  T384]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   27.458019][  T384]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.458023][  T384]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   27.458027][  T384]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   27.458031][  T384]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   27.458033][  T384]  ? copy_msghdr_from_user (net/socket.c:2650)
[   27.458035][  T384]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   27.458037][  T384]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   27.458045][  T384]  ___sys_sendmsg (net/socket.c:2767)
[   27.458047][  T384]  ? copy_msghdr_from_user (net/socket.c:2619)
[   27.458066][  T384]  __sys_sendmsg (net/socket.c:2799)
[   27.458069][  T384]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   27.458076][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.458079][  T384]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   27.458082][  T384]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   27.458085][  T384]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.458088][  T384] RIP: 0033:0x7f68c6eca54e
[   27.458092][  T384] 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
[   27.458094][  T384] RSP: 002b:00007ffe63086000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.458096][  T384] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f68c6eca54e
[   27.458098][  T384] RDX: 0000000000000000 RSI: 00007ffe630860b0 RDI: 0000000000000005
[   27.458098][  T384] RBP: 00007ffe63086010 R08: 0000000000000000 R09: 0000000000000000
[   27.458099][  T384] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d38
[   27.458100][  T384] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe63086780
| [   28.569346][  T393] softirqs last disabled at (17746): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   28.569348][  T393] Preemption disabled at:
| [   28.569349][  T393] vprintk_emit (kernel/printk/printk.c:2471)
| [   28.569358][  T393] Tainted: [W]=WARN
[   28.569359][  T393] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.569361][  T393] Call Trace:
[   28.569362][  T393]  <TASK>
[   28.569364][  T393]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.569369][  T393]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   28.569370][  T393]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.569375][  T393]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.569379][  T393]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   28.569384][  T393]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   28.569386][  T393]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.569393][  T393]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.569396][  T393]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.569399][  T393]  put_chars (drivers/char/virtio_console.c:1176)
[   28.569402][  T393]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.569406][  T393]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.569409][  T393]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.569414][  T393]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.569418][  T393]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.569420][  T393]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.569424][  T393]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.569428][  T393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.569431][  T393]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.569435][  T393]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.569439][  T393]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.569440][  T393]  ? 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))
[   28.569443][  T393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.569445][  T393]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.569449][  T393]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.569453][  T393]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.569455][  T393]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.569461][  T393]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.569463][  T393]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.569464][  T393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.569466][  T393]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.569470][  T393]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.569472][  T393]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.569475][  T393]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.569479][  T393]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.569481][  T393]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.569483][  T393]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   28.569485][  T393]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   28.569489][  T393]  _printk (kernel/printk/printk.c:2504)
[   28.569493][  T393]  ? snapshot_read.cold (user.c:?)
[   28.569494][  T393]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.569497][  T393]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.569499][  T393]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.569502][  T393]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   28.569505][  T393]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   28.569508][  T393]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   28.569510][  T393]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   28.569513][  T393]  ? netdev_notice (net/core/dev.c:13194)
[   28.569516][  T393]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.569519][  T393]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.569521][  T393]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   28.569525][  T393]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   28.569527][  T393]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   28.569531][  T393]  ? 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))
[   28.569537][  T393]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   28.569539][  T393]  ? __kernel_text_address (kernel/extable.c:79)
[   28.569543][  T393]  ? write_profile (profile.c:?)
[   28.569547][  T393]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   28.569552][  T393]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   28.569557][  T393]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   28.569560][  T393]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   28.569561][  T393]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.569563][  T393]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.569567][  T393]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.569569][  T393]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.569571][  T393]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.569574][  T393]  ? kasan_save_stack (mm/kasan/common.c:58)
[   28.569577][  T393]  ? kasan_save_stack (mm/kasan/common.c:57)
[   28.569579][  T393]  ? kasan_save_track (mm/kasan/common.c:78)
[   28.569582][  T393]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.569584][  T393]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   28.569587][  T393]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   28.569592][  T393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.569594][  T393]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   28.569597][  T393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.569599][  T393]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.569601][  T393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.569602][  T393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.569604][  T393]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   28.569606][  T393]  ? __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)
[   28.569610][  T393]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   28.569613][  T393]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   28.569617][  T393]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   28.569619][  T393]  ? nla_get_range_signed (lib/nlattr.c:270)
[   28.569625][  T393]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   28.569631][  T393]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   28.569637][  T393]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.569638][  T393]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.569643][  T393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.569646][  T393]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.569648][  T393]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.569650][  T393]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.569654][  T393]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.569656][  T393]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   28.569659][  T393]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.569661][  T393]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.569666][  T393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.569668][  T393]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.569672][  T393]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   28.569673][  T393]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.569676][  T393]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.569683][  T393]  ? 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))
[   28.569684][  T393]  ? 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))
[   28.569689][  T393]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.569693][  T393]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.569696][  T393]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   28.569700][  T393]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   28.569704][  T393]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   28.569706][  T393]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.569709][  T393]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   28.569713][  T393]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   28.569717][  T393]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   28.569719][  T393]  ? copy_msghdr_from_user (net/socket.c:2650)
[   28.569722][  T393]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   28.569723][  T393]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   28.569731][  T393]  ___sys_sendmsg (net/socket.c:2767)
[   28.569734][  T393]  ? copy_msghdr_from_user (net/socket.c:2619)
[   28.569751][  T393]  __sys_sendmsg (net/socket.c:2799)
[   28.569755][  T393]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   28.569761][  T393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.569765][  T393]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.569767][  T393]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   28.569771][  T393]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.569773][  T393] RIP: 0033:0x7f3f1041c54e
[   28.569777][  T393] 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
[   28.569779][  T393] RSP: 002b:00007ffcf5db3150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.569782][  T393] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3f1041c54e
[   28.569783][  T393] RDX: 0000000000000000 RSI: 00007ffcf5db3200 RDI: 0000000000000005
[   28.569784][  T393] RBP: 00007ffcf5db3160 R08: 0000000000000000 R09: 0000000000000000
[   28.569785][  T393] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d39
[   28.569786][  T393] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf5db38d0
| [   29.679867][  T401] softirqs last disabled at (21886): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   29.679870][  T401] Preemption disabled at:
| [   29.679870][  T401] vprintk_emit (kernel/printk/printk.c:2471)
| [   29.679879][  T401] Tainted: [W]=WARN
[   29.679881][  T401] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.679882][  T401] Call Trace:
[   29.679884][  T401]  <TASK>
[   29.679886][  T401]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.679891][  T401]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   29.679893][  T401]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.679897][  T401]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.679901][  T401]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   29.679906][  T401]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   29.679908][  T401]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.679915][  T401]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.679918][  T401]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.679921][  T401]  put_chars (drivers/char/virtio_console.c:1176)
[   29.679924][  T401]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.679928][  T401]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.679932][  T401]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.679936][  T401]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.679940][  T401]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.679942][  T401]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.679947][  T401]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.679950][  T401]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.679953][  T401]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.679957][  T401]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.679961][  T401]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.679962][  T401]  ? 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))
[   29.679965][  T401]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.679967][  T401]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.679971][  T401]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.679975][  T401]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.679976][  T401]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.679982][  T401]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.679984][  T401]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.679985][  T401]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.679987][  T401]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.679991][  T401]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.679993][  T401]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.679996][  T401]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.680000][  T401]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.680002][  T401]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.680004][  T401]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   29.680006][  T401]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   29.680010][  T401]  _printk (kernel/printk/printk.c:2504)
[   29.680013][  T401]  ? snapshot_read.cold (user.c:?)
[   29.680015][  T401]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.680018][  T401]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.680020][  T401]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.680023][  T401]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   29.680026][  T401]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   29.680029][  T401]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.680031][  T401]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   29.680034][  T401]  ? netdev_notice (net/core/dev.c:13194)
[   29.680036][  T401]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.680039][  T401]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.680042][  T401]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   29.680046][  T401]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.680048][  T401]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   29.680053][  T401]  ? 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))
[   29.680060][  T401]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   29.680062][  T401]  ? __kernel_text_address (kernel/extable.c:79)
[   29.680065][  T401]  ? write_profile (profile.c:?)
[   29.680070][  T401]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   29.680075][  T401]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.680079][  T401]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   29.680082][  T401]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   29.680083][  T401]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.680085][  T401]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.680089][  T401]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.680091][  T401]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.680093][  T401]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.680096][  T401]  ? kasan_save_stack (mm/kasan/common.c:58)
[   29.680099][  T401]  ? kasan_save_stack (mm/kasan/common.c:57)
[   29.680101][  T401]  ? kasan_save_track (mm/kasan/common.c:78)
[   29.680104][  T401]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.680106][  T401]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   29.680109][  T401]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   29.680114][  T401]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.680116][  T401]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   29.680119][  T401]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.680121][  T401]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.680123][  T401]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.680124][  T401]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.680126][  T401]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   29.680128][  T401]  ? __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)
[   29.680132][  T401]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   29.680134][  T401]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   29.680138][  T401]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   29.680140][  T401]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.680146][  T401]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   29.680151][  T401]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   29.680157][  T401]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.680159][  T401]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.680164][  T401]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.680166][  T401]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.680168][  T401]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.680170][  T401]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.680174][  T401]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.680176][  T401]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.680179][  T401]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.680180][  T401]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.680185][  T401]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.680187][  T401]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.680191][  T401]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   29.680193][  T401]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.680196][  T401]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.680202][  T401]  ? 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))
[   29.680204][  T401]  ? 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))
[   29.680208][  T401]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.680212][  T401]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.680215][  T401]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   29.680219][  T401]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.680223][  T401]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   29.680224][  T401]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.680228][  T401]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   29.680231][  T401]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   29.680235][  T401]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   29.680238][  T401]  ? copy_msghdr_from_user (net/socket.c:2650)
[   29.680240][  T401]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   29.680242][  T401]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   29.680249][  T401]  ___sys_sendmsg (net/socket.c:2767)
[   29.680252][  T401]  ? copy_msghdr_from_user (net/socket.c:2619)
[   29.680269][  T401]  __sys_sendmsg (net/socket.c:2799)
[   29.680272][  T401]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   29.680278][  T401]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.680282][  T401]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.680284][  T401]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   29.680288][  T401]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.680290][  T401] RIP: 0033:0x7efda4d9154e
[   29.680294][  T401] 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
[   29.680296][  T401] RSP: 002b:00007ffd3a6b4b70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.680298][  T401] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efda4d9154e
[   29.680300][  T401] RDX: 0000000000000000 RSI: 00007ffd3a6b4c20 RDI: 0000000000000005
[   29.680301][  T401] RBP: 00007ffd3a6b4b80 R08: 0000000000000000 R09: 0000000000000000
[   29.680301][  T401] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d3b
[   29.680302][  T401] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd3a6b52f0
| [   30.724823][  T412] softirqs last disabled at (18218): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   30.724826][  T412] Preemption disabled at:
| [   30.724826][  T412] vprintk_emit (kernel/printk/printk.c:2471)
| [   30.724836][  T412] Tainted: [W]=WARN
[   30.724837][  T412] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.724839][  T412] Call Trace:
[   30.724840][  T412]  <TASK>
[   30.724842][  T412]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   30.724847][  T412]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   30.724849][  T412]  __might_resched.cold (kernel/sched/core.c:9234)
[   30.724853][  T412]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   30.724857][  T412]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   30.724869][  T412]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   30.724872][  T412]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.724878][  T412]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.724881][  T412]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.724884][  T412]  put_chars (drivers/char/virtio_console.c:1176)
[   30.724887][  T412]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   30.724891][  T412]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.724895][  T412]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.724899][  T412]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   30.724902][  T412]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.724904][  T412]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.724909][  T412]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   30.724912][  T412]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.724915][  T412]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.724919][  T412]  console_emit_next_record (kernel/printk/printk.c:3183)
[   30.724923][  T412]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   30.724924][  T412]  ? 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))
[   30.724927][  T412]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.724929][  T412]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.724933][  T412]  console_flush_one_record (kernel/printk/printk.c:3268)
[   30.724937][  T412]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   30.724938][  T412]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.724943][  T412]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   30.724946][  T412]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   30.724947][  T412]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.724949][  T412]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   30.724953][  T412]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   30.724955][  T412]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   30.724958][  T412]  vprintk_emit (kernel/printk/printk.c:2479)
[   30.724961][  T412]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   30.724963][  T412]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.724965][  T412]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   30.724967][  T412]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   30.724971][  T412]  _printk (kernel/printk/printk.c:2504)
[   30.724975][  T412]  ? snapshot_read.cold (user.c:?)
[   30.724976][  T412]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.724979][  T412]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.724981][  T412]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.724984][  T412]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   30.724987][  T412]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   30.724990][  T412]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.724992][  T412]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   30.724995][  T412]  ? netdev_notice (net/core/dev.c:13194)
[   30.724997][  T412]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.725000][  T412]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.725003][  T412]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   30.725007][  T412]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.725009][  T412]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   30.725012][  T412]  ? 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))
[   30.725019][  T412]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   30.725021][  T412]  ? __kernel_text_address (kernel/extable.c:79)
[   30.725024][  T412]  ? write_profile (profile.c:?)
[   30.725028][  T412]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   30.725033][  T412]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.725038][  T412]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   30.725041][  T412]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   30.725042][  T412]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.725044][  T412]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.725048][  T412]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.725052][  T412]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.725054][  T412]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.725057][  T412]  ? kasan_save_stack (mm/kasan/common.c:58)
[   30.725060][  T412]  ? kasan_save_stack (mm/kasan/common.c:57)
[   30.725061][  T412]  ? kasan_save_track (mm/kasan/common.c:78)
[   30.725064][  T412]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.725066][  T412]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   30.725069][  T412]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   30.725074][  T412]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.725077][  T412]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   30.725079][  T412]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.725081][  T412]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.725083][  T412]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.725085][  T412]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.725086][  T412]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   30.725089][  T412]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   30.725092][  T412]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   30.725095][  T412]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   30.725098][  T412]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   30.725100][  T412]  ? nla_get_range_signed (lib/nlattr.c:270)
[   30.725106][  T412]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   30.725112][  T412]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   30.725117][  T412]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.725119][  T412]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.725124][  T412]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.725126][  T412]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.725128][  T412]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.725130][  T412]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.725134][  T412]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.725136][  T412]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.725139][  T412]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.725140][  T412]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.725145][  T412]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.725147][  T412]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.725151][  T412]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.725153][  T412]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.725156][  T412]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.725162][  T412]  ? 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))
[   30.725164][  T412]  ? 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))
[   30.725168][  T412]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.725172][  T412]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.725175][  T412]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   30.725179][  T412]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.725183][  T412]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   30.725184][  T412]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.725187][  T412]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   30.725191][  T412]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   30.725195][  T412]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   30.725198][  T412]  ? copy_msghdr_from_user (net/socket.c:2650)
[   30.725200][  T412]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   30.725202][  T412]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   30.725209][  T412]  ___sys_sendmsg (net/socket.c:2767)
[   30.725212][  T412]  ? copy_msghdr_from_user (net/socket.c:2619)
[   30.725228][  T412]  __sys_sendmsg (net/socket.c:2799)
[   30.725232][  T412]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   30.725238][  T412]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.725241][  T412]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.725244][  T412]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   30.725247][  T412]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.725250][  T412] RIP: 0033:0x7f52ec55254e
[   30.725254][  T412] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.725255][  T412] RSP: 002b:00007ffe2c50ecc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.725258][  T412] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f52ec55254e
[   30.725259][  T412] RDX: 0000000000000000 RSI: 00007ffe2c50ed70 RDI: 0000000000000005
[   30.725260][  T412] RBP: 00007ffe2c50ecd0 R08: 0000000000000000 R09: 0000000000000000
[   30.725261][  T412] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d3c
[   30.725262][  T412] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe2c50f440
| [   31.784092][  T421] softirqs last disabled at (19644): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   31.784095][  T421] Preemption disabled at:
| [   31.784096][  T421] vprintk_emit (kernel/printk/printk.c:2471)
| [   31.784105][  T421] Tainted: [W]=WARN
[   31.784105][  T421] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.784107][  T421] Call Trace:
[   31.784108][  T421]  <TASK>
[   31.784110][  T421]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   31.784115][  T421]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   31.784117][  T421]  __might_resched.cold (kernel/sched/core.c:9234)
[   31.784122][  T421]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   31.784125][  T421]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   31.784130][  T421]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   31.784133][  T421]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.784139][  T421]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   31.784142][  T421]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.784146][  T421]  put_chars (drivers/char/virtio_console.c:1176)
[   31.784149][  T421]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   31.784152][  T421]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.784156][  T421]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.784160][  T421]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   31.784164][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.784165][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.784170][  T421]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   31.784174][  T421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.784176][  T421]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.784181][  T421]  console_emit_next_record (kernel/printk/printk.c:3183)
[   31.784184][  T421]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   31.784185][  T421]  ? 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))
[   31.784188][  T421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.784190][  T421]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.784194][  T421]  console_flush_one_record (kernel/printk/printk.c:3268)
[   31.784198][  T421]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   31.784199][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.784205][  T421]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   31.784207][  T421]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   31.784209][  T421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.784210][  T421]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   31.784214][  T421]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   31.784216][  T421]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   31.784219][  T421]  vprintk_emit (kernel/printk/printk.c:2479)
[   31.784223][  T421]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   31.784225][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.784227][  T421]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   31.784229][  T421]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   31.784233][  T421]  _printk (kernel/printk/printk.c:2504)
[   31.784237][  T421]  ? snapshot_read.cold (user.c:?)
[   31.784238][  T421]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   31.784241][  T421]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.784243][  T421]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.784246][  T421]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   31.784249][  T421]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   31.784252][  T421]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   31.784254][  T421]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   31.784257][  T421]  ? netdev_notice (net/core/dev.c:13194)
[   31.784259][  T421]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.784262][  T421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.784265][  T421]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   31.784269][  T421]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   31.784271][  T421]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   31.784274][  T421]  ? 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))
[   31.784280][  T421]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   31.784283][  T421]  ? __kernel_text_address (kernel/extable.c:79)
[   31.784286][  T421]  ? write_profile (profile.c:?)
[   31.784290][  T421]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   31.784295][  T421]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   31.784300][  T421]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   31.784302][  T421]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   31.784304][  T421]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.784306][  T421]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.784310][  T421]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   31.784312][  T421]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.784314][  T421]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.784317][  T421]  ? kasan_save_stack (mm/kasan/common.c:58)
[   31.784319][  T421]  ? kasan_save_stack (mm/kasan/common.c:57)
[   31.784321][  T421]  ? kasan_save_track (mm/kasan/common.c:78)
[   31.784324][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.784326][  T421]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   31.784329][  T421]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   31.784334][  T421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.784336][  T421]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   31.784339][  T421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.784341][  T421]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.784342][  T421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.784344][  T421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.784346][  T421]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   31.784348][  T421]  ? __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)
[   31.784351][  T421]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   31.784354][  T421]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   31.784357][  T421]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   31.784359][  T421]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.784365][  T421]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   31.784370][  T421]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   31.784376][  T421]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.784378][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.784382][  T421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.784384][  T421]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.784387][  T421]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.784388][  T421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.784392][  T421]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.784394][  T421]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   31.784398][  T421]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.784399][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.784404][  T421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.784406][  T421]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.784409][  T421]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   31.784411][  T421]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.784414][  T421]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.784421][  T421]  ? 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))
[   31.784422][  T421]  ? 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))
[   31.784426][  T421]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.784430][  T421]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.784433][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   31.784437][  T421]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   31.784441][  T421]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   31.784442][  T421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.784446][  T421]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.784449][  T421]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.784453][  T421]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   31.784456][  T421]  ? copy_msghdr_from_user (net/socket.c:2650)
[   31.784458][  T421]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   31.784460][  T421]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   31.784467][  T421]  ___sys_sendmsg (net/socket.c:2767)
[   31.784470][  T421]  ? copy_msghdr_from_user (net/socket.c:2619)
[   31.784486][  T421]  __sys_sendmsg (net/socket.c:2799)
[   31.784490][  T421]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   31.784496][  T421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.784500][  T421]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   31.784502][  T421]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   31.784505][  T421]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.784508][  T421] RIP: 0033:0x7f8a1f58c54e
[   31.784512][  T421] 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
[   31.784513][  T421] RSP: 002b:00007fff6afc4db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.784516][  T421] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8a1f58c54e
[   31.784517][  T421] RDX: 0000000000000000 RSI: 00007fff6afc4e60 RDI: 0000000000000005
[   31.784518][  T421] RBP: 00007fff6afc4dc0 R08: 0000000000000000 R09: 0000000000000000
[   31.784519][  T421] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d3d
[   31.784520][  T421] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff6afc5530
| [   32.810328][  T430] softirqs last disabled at (16130): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   32.810330][  T430] Preemption disabled at:
| [   32.810331][  T430] vprintk_emit (kernel/printk/printk.c:2471)
| [   32.810340][  T430] Tainted: [W]=WARN
[   32.810340][  T430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.810342][  T430] Call Trace:
[   32.810344][  T430]  <TASK>
[   32.810346][  T430]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   32.810351][  T430]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   32.810353][  T430]  __might_resched.cold (kernel/sched/core.c:9234)
[   32.810357][  T430]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   32.810360][  T430]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   32.810365][  T430]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   32.810368][  T430]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.810374][  T430]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   32.810377][  T430]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.810381][  T430]  put_chars (drivers/char/virtio_console.c:1176)
[   32.810384][  T430]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   32.810387][  T430]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.810391][  T430]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.810396][  T430]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   32.810399][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.810401][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.810406][  T430]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   32.810409][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.810412][  T430]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.810416][  T430]  console_emit_next_record (kernel/printk/printk.c:3183)
[   32.810420][  T430]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   32.810421][  T430]  ? 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))
[   32.810424][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.810426][  T430]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.810430][  T430]  console_flush_one_record (kernel/printk/printk.c:3268)
[   32.810434][  T430]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   32.810435][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.810441][  T430]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   32.810443][  T430]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   32.810445][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.810446][  T430]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   32.810450][  T430]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   32.810452][  T430]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   32.810455][  T430]  vprintk_emit (kernel/printk/printk.c:2479)
[   32.810459][  T430]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   32.810461][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.810463][  T430]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   32.810465][  T430]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   32.810469][  T430]  _printk (kernel/printk/printk.c:2504)
[   32.810472][  T430]  ? snapshot_read.cold (user.c:?)
[   32.810474][  T430]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.810477][  T430]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.810479][  T430]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.810482][  T430]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   32.810485][  T430]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   32.810488][  T430]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   32.810490][  T430]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   32.810493][  T430]  ? netdev_notice (net/core/dev.c:13194)
[   32.810496][  T430]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.810499][  T430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.810501][  T430]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   32.810505][  T430]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   32.810507][  T430]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   32.810510][  T430]  ? 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))
[   32.810517][  T430]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   32.810519][  T430]  ? __kernel_text_address (kernel/extable.c:79)
[   32.810522][  T430]  ? write_profile (profile.c:?)
[   32.810526][  T430]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   32.810531][  T430]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   32.810536][  T430]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   32.810538][  T430]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   32.810539][  T430]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   32.810541][  T430]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.810545][  T430]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.810548][  T430]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.810550][  T430]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.810552][  T430]  ? kasan_save_stack (mm/kasan/common.c:58)
[   32.810555][  T430]  ? kasan_save_stack (mm/kasan/common.c:57)
[   32.810557][  T430]  ? kasan_save_track (mm/kasan/common.c:78)
[   32.810560][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.810562][  T430]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   32.810565][  T430]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   32.810570][  T430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.810572][  T430]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   32.810575][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.810577][  T430]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.810579][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.810580][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.810582][  T430]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   32.810585][  T430]  ? __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)
[   32.810588][  T430]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   32.810591][  T430]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   32.810594][  T430]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   32.810596][  T430]  ? nla_get_range_signed (lib/nlattr.c:270)
[   32.810602][  T430]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   32.810608][  T430]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   32.810615][  T430]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.810617][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.810622][  T430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.810624][  T430]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.810626][  T430]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.810628][  T430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.810632][  T430]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.810634][  T430]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   32.810638][  T430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.810639][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.810644][  T430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.810646][  T430]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.810650][  T430]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   32.810652][  T430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.810654][  T430]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.810661][  T430]  ? 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))
[   32.810662][  T430]  ? 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))
[   32.810667][  T430]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.810671][  T430]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.810674][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   32.810678][  T430]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   32.810682][  T430]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   32.810683][  T430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.810686][  T430]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   32.810690][  T430]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   32.810696][  T430]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   32.810699][  T430]  ? copy_msghdr_from_user (net/socket.c:2650)
[   32.810701][  T430]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   32.810703][  T430]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   32.810710][  T430]  ___sys_sendmsg (net/socket.c:2767)
[   32.810713][  T430]  ? copy_msghdr_from_user (net/socket.c:2619)
[   32.810729][  T430]  __sys_sendmsg (net/socket.c:2799)
[   32.810732][  T430]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   32.810739][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.810742][  T430]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   32.810744][  T430]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   32.810748][  T430]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.810750][  T430] RIP: 0033:0x7f24657f854e
[   32.810754][  T430] 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
[   32.810756][  T430] RSP: 002b:00007ffd3977a6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.810759][  T430] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f24657f854e
[   32.810760][  T430] RDX: 0000000000000000 RSI: 00007ffd3977a770 RDI: 0000000000000005
[   32.810761][  T430] RBP: 00007ffd3977a6d0 R08: 0000000000000000 R09: 0000000000000000
[   32.810762][  T430] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d3e
[   32.810763][  T430] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd3977ae40
| [   33.820959][  T439] softirqs last disabled at (18726): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   33.820962][  T439] Preemption disabled at:
| [   33.820963][  T439] vprintk_emit (kernel/printk/printk.c:2471)
| [   33.820974][  T439] Tainted: [W]=WARN
[   33.820976][  T439] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.820978][  T439] Call Trace:
[   33.820980][  T439]  <TASK>
[   33.820982][  T439]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   33.820988][  T439]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   33.820991][  T439]  __might_resched.cold (kernel/sched/core.c:9234)
[   33.820997][  T439]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   33.821002][  T439]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   33.821009][  T439]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   33.821013][  T439]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.821022][  T439]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.821025][  T439]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.821031][  T439]  put_chars (drivers/char/virtio_console.c:1176)
[   33.821035][  T439]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   33.821041][  T439]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.821046][  T439]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.821055][  T439]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   33.821060][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.821063][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.821071][  T439]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   33.821076][  T439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.821080][  T439]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.821087][  T439]  console_emit_next_record (kernel/printk/printk.c:3183)
[   33.821093][  T439]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   33.821095][  T439]  ? 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))
[   33.821099][  T439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.821102][  T439]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.821109][  T439]  console_flush_one_record (kernel/printk/printk.c:3268)
[   33.821114][  T439]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   33.821116][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.821125][  T439]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   33.821128][  T439]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   33.821130][  T439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.821133][  T439]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   33.821139][  T439]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   33.821142][  T439]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   33.821146][  T439]  vprintk_emit (kernel/printk/printk.c:2479)
[   33.821151][  T439]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   33.821154][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.821157][  T439]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   33.821160][  T439]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   33.821166][  T439]  _printk (kernel/printk/printk.c:2504)
[   33.821170][  T439]  ? snapshot_read.cold (user.c:?)
[   33.821172][  T439]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   33.821177][  T439]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.821180][  T439]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.821183][  T439]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   33.821188][  T439]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   33.821192][  T439]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   33.821195][  T439]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   33.821199][  T439]  ? netdev_notice (net/core/dev.c:13194)
[   33.821203][  T439]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.821207][  T439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.821211][  T439]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   33.821217][  T439]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   33.821221][  T439]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   33.821226][  T439]  ? 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))
[   33.821234][  T439]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   33.821238][  T439]  ? __kernel_text_address (kernel/extable.c:79)
[   33.821242][  T439]  ? write_profile (profile.c:?)
[   33.821247][  T439]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   33.821255][  T439]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   33.821261][  T439]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   33.821264][  T439]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   33.821266][  T439]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.821269][  T439]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.821274][  T439]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   33.821277][  T439]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.821280][  T439]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.821284][  T439]  ? kasan_save_stack (mm/kasan/common.c:58)
[   33.821288][  T439]  ? kasan_save_stack (mm/kasan/common.c:57)
[   33.821290][  T439]  ? kasan_save_track (mm/kasan/common.c:78)
[   33.821294][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.821297][  T439]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   33.821301][  T439]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   33.821308][  T439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.821311][  T439]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   33.821315][  T439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.821318][  T439]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.821320][  T439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.821322][  T439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.821325][  T439]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   33.821329][  T439]  ? __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)
[   33.821333][  T439]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   33.821337][  T439]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   33.821343][  T439]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   33.821346][  T439]  ? nla_get_range_signed (lib/nlattr.c:270)
[   33.821354][  T439]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   33.821363][  T439]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   33.821372][  T439]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.821375][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.821382][  T439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.821385][  T439]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.821388][  T439]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.821391][  T439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.821397][  T439]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.821401][  T439]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   33.821406][  T439]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.821408][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.821415][  T439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.821418][  T439]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.821424][  T439]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   33.821427][  T439]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.821431][  T439]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.821441][  T439]  ? 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))
[   33.821443][  T439]  ? 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))
[   33.821450][  T439]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.821456][  T439]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.821460][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   33.821466][  T439]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   33.821472][  T439]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   33.821474][  T439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.821479][  T439]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   33.821484][  T439]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   33.821490][  T439]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   33.821494][  T439]  ? copy_msghdr_from_user (net/socket.c:2650)
[   33.821497][  T439]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   33.821499][  T439]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   33.821512][  T439]  ___sys_sendmsg (net/socket.c:2767)
[   33.821516][  T439]  ? copy_msghdr_from_user (net/socket.c:2619)
[   33.821543][  T439]  __sys_sendmsg (net/socket.c:2799)
[   33.821548][  T439]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   33.821558][  T439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.821563][  T439]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   33.821566][  T439]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   33.821571][  T439]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.821574][  T439] RIP: 0033:0x7f330df6f54e
[   33.821579][  T439] 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
[   33.821582][  T439] RSP: 002b:00007fffabd12ef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.821585][  T439] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f330df6f54e
[   33.821587][  T439] RDX: 0000000000000000 RSI: 00007fffabd12fa0 RDI: 0000000000000005
[   33.821589][  T439] RBP: 00007fffabd12f00 R08: 0000000000000000 R09: 0000000000000000
[   33.821590][  T439] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d3f
[   33.821591][  T439] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffabd13670
| [   34.889999][  T448] softirqs last disabled at (23090): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   34.890002][  T448] Preemption disabled at:
| [   34.890003][  T448] vprintk_emit (kernel/printk/printk.c:2471)
| [   34.890011][  T448] Tainted: [W]=WARN
[   34.890012][  T448] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.890014][  T448] Call Trace:
[   34.890016][  T448]  <TASK>
[   34.890018][  T448]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   34.890023][  T448]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   34.890025][  T448]  __might_resched.cold (kernel/sched/core.c:9234)
[   34.890029][  T448]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   34.890032][  T448]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   34.890038][  T448]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   34.890040][  T448]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.890046][  T448]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   34.890049][  T448]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.890055][  T448]  put_chars (drivers/char/virtio_console.c:1176)
[   34.890058][  T448]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   34.890061][  T448]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.890065][  T448]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.890070][  T448]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   34.890073][  T448]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.890075][  T448]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.890080][  T448]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   34.890083][  T448]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.890086][  T448]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.890091][  T448]  console_emit_next_record (kernel/printk/printk.c:3183)
[   34.890094][  T448]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   34.890096][  T448]  ? 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))
[   34.890099][  T448]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.890101][  T448]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.890105][  T448]  console_flush_one_record (kernel/printk/printk.c:3268)
[   34.890109][  T448]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   34.890110][  T448]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.890116][  T448]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   34.890118][  T448]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   34.890120][  T448]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.890121][  T448]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   34.890125][  T448]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   34.890127][  T448]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   34.890130][  T448]  vprintk_emit (kernel/printk/printk.c:2479)
[   34.890134][  T448]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   34.890136][  T448]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.890138][  T448]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   34.890140][  T448]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   34.890144][  T448]  _printk (kernel/printk/printk.c:2504)
[   34.890148][  T448]  ? snapshot_read.cold (user.c:?)
[   34.890150][  T448]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.890153][  T448]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.890155][  T448]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.890157][  T448]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   34.890160][  T448]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   34.890163][  T448]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.890165][  T448]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   34.890168][  T448]  ? netdev_notice (net/core/dev.c:13194)
[   34.890171][  T448]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.890174][  T448]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.890177][  T448]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   34.890180][  T448]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.890182][  T448]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   34.890186][  T448]  ? 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))
[   34.890192][  T448]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   34.890195][  T448]  ? __kernel_text_address (kernel/extable.c:79)
[   34.890198][  T448]  ? write_profile (profile.c:?)
[   34.890202][  T448]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   34.890207][  T448]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.890213][  T448]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   34.890215][  T448]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   34.890216][  T448]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   34.890218][  T448]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.890222][  T448]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.890224][  T448]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.890226][  T448]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.890229][  T448]  ? kasan_save_stack (mm/kasan/common.c:58)
[   34.890232][  T448]  ? kasan_save_stack (mm/kasan/common.c:57)
[   34.890234][  T448]  ? kasan_save_track (mm/kasan/common.c:78)
[   34.890237][  T448]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.890239][  T448]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   34.890242][  T448]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   34.890247][  T448]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.890249][  T448]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   34.890252][  T448]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.890254][  T448]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.890255][  T448]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.890257][  T448]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.890259][  T448]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   34.890261][  T448]  ? __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)
[   34.890265][  T448]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   34.890267][  T448]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   34.890271][  T448]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   34.890273][  T448]  ? nla_get_range_signed (lib/nlattr.c:270)
[   34.890278][  T448]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   34.890284][  T448]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   34.890289][  T448]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.890291][  T448]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.890296][  T448]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.890298][  T448]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.890300][  T448]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.890302][  T448]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.890306][  T448]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.890308][  T448]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   34.890311][  T448]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.890312][  T448]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.890317][  T448]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.890319][  T448]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.890323][  T448]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   34.890325][  T448]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.890327][  T448]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.890334][  T448]  ? 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))
[   34.890335][  T448]  ? 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))
[   34.890339][  T448]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.890343][  T448]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.890346][  T448]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   34.890350][  T448]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   34.890354][  T448]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   34.890355][  T448]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.890358][  T448]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   34.890362][  T448]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   34.890366][  T448]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   34.890368][  T448]  ? copy_msghdr_from_user (net/socket.c:2650)
[   34.890371][  T448]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   34.890372][  T448]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   34.890380][  T448]  ___sys_sendmsg (net/socket.c:2767)
[   34.890382][  T448]  ? copy_msghdr_from_user (net/socket.c:2619)
[   34.890398][  T448]  __sys_sendmsg (net/socket.c:2799)
[   34.890402][  T448]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   34.890408][  T448]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.890411][  T448]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   34.890414][  T448]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   34.890417][  T448]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.890420][  T448] RIP: 0033:0x7f07e38f854e
[   34.890424][  T448] 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
[   34.890425][  T448] RSP: 002b:00007fff9e90a0b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.890428][  T448] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f07e38f854e
[   34.890430][  T448] RDX: 0000000000000000 RSI: 00007fff9e90a160 RDI: 0000000000000005
[   34.890430][  T448] RBP: 00007fff9e90a0c0 R08: 0000000000000000 R09: 0000000000000000
[   34.890431][  T448] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d40
[   34.890432][  T448] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff9e90a830
| [   35.893417][  T458] softirqs last disabled at (26482): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   35.893419][  T458] Preemption disabled at:
| [   35.893420][  T458] vprintk_emit (kernel/printk/printk.c:2471)
| [   35.893428][  T458] Tainted: [W]=WARN
[   35.893429][  T458] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.893431][  T458] Call Trace:
[   35.893432][  T458]  <TASK>
[   35.893434][  T458]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   35.893439][  T458]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   35.893441][  T458]  __might_resched.cold (kernel/sched/core.c:9234)
[   35.893446][  T458]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   35.893449][  T458]  ? kmem_cache_alloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5010)
[   35.893454][  T458]  kmem_cache_alloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5010 (discriminator 2))
[   35.893456][  T458]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.893459][  T458]  ? __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   35.893465][  T458]  __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   35.893467][  T458]  ? kasan_quarantine_reduce (./include/linux/srcu.h:498 mm/kasan/quarantine.c:287)
[   35.893469][  T458]  __create_object (mm/kmemleak.c:801)
[   35.893473][  T458]  __kmalloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5413 mm/slub.c:5439)
[   35.893476][  T458]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.893482][  T458]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.893485][  T458]  put_chars (drivers/char/virtio_console.c:1176)
[   35.893488][  T458]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   35.893491][  T458]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.893495][  T458]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.893499][  T458]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   35.893503][  T458]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.893505][  T458]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.893510][  T458]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   35.893513][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.893516][  T458]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.893520][  T458]  console_emit_next_record (kernel/printk/printk.c:3183)
[   35.893523][  T458]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   35.893525][  T458]  ? 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))
[   35.893527][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.893529][  T458]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.893534][  T458]  console_flush_one_record (kernel/printk/printk.c:3268)
[   35.893537][  T458]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   35.893539][  T458]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.893544][  T458]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   35.893547][  T458]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   35.893548][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.893550][  T458]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   35.893554][  T458]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   35.893556][  T458]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   35.893559][  T458]  vprintk_emit (kernel/printk/printk.c:2479)
[   35.893562][  T458]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   35.893564][  T458]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.893566][  T458]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   35.893568][  T458]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   35.893572][  T458]  _printk (kernel/printk/printk.c:2504)
[   35.893576][  T458]  ? snapshot_read.cold (user.c:?)
[   35.893577][  T458]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.893580][  T458]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.893582][  T458]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.893585][  T458]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   35.893588][  T458]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   35.893591][  T458]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.893593][  T458]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   35.893596][  T458]  ? netdev_notice (net/core/dev.c:13194)
[   35.893598][  T458]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.893601][  T458]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.893604][  T458]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   35.893608][  T458]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.893610][  T458]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   35.893614][  T458]  ? 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))
[   35.893621][  T458]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   35.893623][  T458]  ? __kernel_text_address (kernel/extable.c:79)
[   35.893627][  T458]  ? write_profile (profile.c:?)
[   35.893631][  T458]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   35.893635][  T458]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.893639][  T458]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   35.893641][  T458]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   35.893643][  T458]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.893645][  T458]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.893649][  T458]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.893651][  T458]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.893653][  T458]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.893656][  T458]  ? kasan_save_stack (mm/kasan/common.c:58)
[   35.893658][  T458]  ? kasan_save_stack (mm/kasan/common.c:57)
[   35.893660][  T458]  ? kasan_save_track (mm/kasan/common.c:78)
[   35.893663][  T458]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.893665][  T458]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   35.893668][  T458]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   35.893673][  T458]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.893675][  T458]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   35.893678][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.893680][  T458]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.893682][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.893683][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.893685][  T458]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   35.893687][  T458]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   35.893691][  T458]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   35.893693][  T458]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   35.893696][  T458]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   35.893698][  T458]  ? nla_get_range_signed (lib/nlattr.c:270)
[   35.893704][  T458]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   35.893710][  T458]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   35.893715][  T458]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.893717][  T458]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.893722][  T458]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.893724][  T458]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.893726][  T458]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.893728][  T458]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.893732][  T458]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.893734][  T458]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   35.893737][  T458]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.893739][  T458]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.893744][  T458]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.893746][  T458]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.893749][  T458]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   35.893751][  T458]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.893754][  T458]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.893761][  T458]  ? 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))
[   35.893762][  T458]  ? 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))
[   35.893767][  T458]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.893770][  T458]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.893773][  T458]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   35.893778][  T458]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   35.893781][  T458]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   35.893783][  T458]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.893786][  T458]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   35.893790][  T458]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   35.893794][  T458]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   35.893796][  T458]  ? copy_msghdr_from_user (net/socket.c:2650)
[   35.893799][  T458]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   35.893800][  T458]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   35.893808][  T458]  ___sys_sendmsg (net/socket.c:2767)
[   35.893811][  T458]  ? copy_msghdr_from_user (net/socket.c:2619)
[   35.893828][  T458]  __sys_sendmsg (net/socket.c:2799)
[   35.893831][  T458]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   35.893838][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.893841][  T458]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.893844][  T458]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   35.893847][  T458]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.893850][  T458] RIP: 0033:0x7f833151e54e
[   35.893854][  T458] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.893855][  T458] RSP: 002b:00007ffe6c7c6de0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.893858][  T458] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f833151e54e
[   35.893859][  T458] RDX: 0000000000000000 RSI: 00007ffe6c7c6e90 RDI: 0000000000000005
[   35.893860][  T458] RBP: 00007ffe6c7c6df0 R08: 0000000000000000 R09: 0000000000000000
[   35.893861][  T458] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d41
[   35.893862][  T458] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe6c7c7560
| [   36.983277][  T467] softirqs last disabled at (15592): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   36.983280][  T467] Preemption disabled at:
| [   36.983281][  T467] vprintk_emit (kernel/printk/printk.c:2471)
| [   36.983290][  T467] Tainted: [W]=WARN
[   36.983291][  T467] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.983293][  T467] Call Trace:
[   36.983294][  T467]  <TASK>
[   36.983296][  T467]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   36.983301][  T467]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   36.983303][  T467]  __might_resched.cold (kernel/sched/core.c:9234)
[   36.983308][  T467]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   36.983311][  T467]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   36.983316][  T467]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   36.983319][  T467]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.983325][  T467]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   36.983328][  T467]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.983331][  T467]  put_chars (drivers/char/virtio_console.c:1176)
[   36.983334][  T467]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   36.983338][  T467]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.983342][  T467]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.983346][  T467]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   36.983350][  T467]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.983352][  T467]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.983357][  T467]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   36.983360][  T467]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.983363][  T467]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.983367][  T467]  console_emit_next_record (kernel/printk/printk.c:3183)
[   36.983371][  T467]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   36.983372][  T467]  ? 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))
[   36.983375][  T467]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.983377][  T467]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.983381][  T467]  console_flush_one_record (kernel/printk/printk.c:3268)
[   36.983385][  T467]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   36.983386][  T467]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.983392][  T467]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   36.983395][  T467]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   36.983396][  T467]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.983398][  T467]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   36.983402][  T467]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   36.983404][  T467]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   36.983407][  T467]  vprintk_emit (kernel/printk/printk.c:2479)
[   36.983410][  T467]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   36.983412][  T467]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.983414][  T467]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   36.983416][  T467]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   36.983420][  T467]  _printk (kernel/printk/printk.c:2504)
[   36.983424][  T467]  ? snapshot_read.cold (user.c:?)
[   36.983425][  T467]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.983428][  T467]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.983430][  T467]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.983433][  T467]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   36.983436][  T467]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   36.983439][  T467]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.983441][  T467]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   36.983444][  T467]  ? netdev_notice (net/core/dev.c:13194)
[   36.983447][  T467]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.983450][  T467]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.983453][  T467]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   36.983456][  T467]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.983459][  T467]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   36.983462][  T467]  ? 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))
[   36.983468][  T467]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   36.983470][  T467]  ? __kernel_text_address (kernel/extable.c:79)
[   36.983473][  T467]  ? write_profile (profile.c:?)
[   36.983478][  T467]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   36.983483][  T467]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.983488][  T467]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   36.983490][  T467]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   36.983491][  T467]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.983494][  T467]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.983498][  T467]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.983500][  T467]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.983502][  T467]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.983505][  T467]  ? kasan_save_stack (mm/kasan/common.c:58)
[   36.983508][  T467]  ? kasan_save_stack (mm/kasan/common.c:57)
[   36.983509][  T467]  ? kasan_save_track (mm/kasan/common.c:78)
[   36.983513][  T467]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.983515][  T467]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   36.983518][  T467]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   36.983523][  T467]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.983525][  T467]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.983528][  T467]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.983529][  T467]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.983531][  T467]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.983533][  T467]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.983534][  T467]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   36.983537][  T467]  ? __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)
[   36.983541][  T467]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   36.983543][  T467]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.983547][  T467]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   36.983549][  T467]  ? nla_get_range_signed (lib/nlattr.c:270)
[   36.983555][  T467]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   36.983560][  T467]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   36.983566][  T467]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.983568][  T467]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.983573][  T467]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.983575][  T467]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.983577][  T467]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.983579][  T467]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.983583][  T467]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.983585][  T467]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.983588][  T467]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.983590][  T467]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.983594][  T467]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.983597][  T467]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.983600][  T467]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   36.983602][  T467]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.983605][  T467]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.983612][  T467]  ? 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))
[   36.983614][  T467]  ? 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))
[   36.983620][  T467]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.983624][  T467]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.983627][  T467]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   36.983631][  T467]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.983635][  T467]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   36.983637][  T467]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.983640][  T467]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   36.983644][  T467]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   36.983648][  T467]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   36.983650][  T467]  ? copy_msghdr_from_user (net/socket.c:2650)
[   36.983653][  T467]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   36.983654][  T467]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   36.983662][  T467]  ___sys_sendmsg (net/socket.c:2767)
[   36.983665][  T467]  ? copy_msghdr_from_user (net/socket.c:2619)
[   36.983681][  T467]  __sys_sendmsg (net/socket.c:2799)
[   36.983685][  T467]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   36.983691][  T467]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.983694][  T467]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.983697][  T467]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   36.983700][  T467]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.983703][  T467] RIP: 0033:0x7f9b2e18e54e
[   36.983706][  T467] 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
[   36.983708][  T467] RSP: 002b:00007ffeedb5b1d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.983711][  T467] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9b2e18e54e
[   36.983712][  T467] RDX: 0000000000000000 RSI: 00007ffeedb5b280 RDI: 0000000000000005
[   36.983713][  T467] RBP: 00007ffeedb5b1e0 R08: 0000000000000000 R09: 0000000000000000
[   36.983714][  T467] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d42
[   36.983715][  T467] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeedb5b950
| [   38.092318][  T476] softirqs last disabled at (28608): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   38.092321][  T476] Preemption disabled at:
| [   38.092322][  T476] vprintk_emit (kernel/printk/printk.c:2471)
| [   38.092331][  T476] Tainted: [W]=WARN
[   38.092332][  T476] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.092333][  T476] Call Trace:
[   38.092335][  T476]  <TASK>
[   38.092337][  T476]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   38.092342][  T476]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   38.092343][  T476]  __might_resched.cold (kernel/sched/core.c:9234)
[   38.092348][  T476]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   38.092351][  T476]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   38.092356][  T476]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   38.092359][  T476]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.092365][  T476]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   38.092368][  T476]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.092372][  T476]  put_chars (drivers/char/virtio_console.c:1176)
[   38.092375][  T476]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   38.092378][  T476]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.092382][  T476]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.092387][  T476]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   38.092390][  T476]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.092392][  T476]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.092397][  T476]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   38.092400][  T476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.092403][  T476]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.092408][  T476]  console_emit_next_record (kernel/printk/printk.c:3183)
[   38.092411][  T476]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   38.092412][  T476]  ? 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))
[   38.092415][  T476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.092417][  T476]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.092421][  T476]  console_flush_one_record (kernel/printk/printk.c:3268)
[   38.092425][  T476]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   38.092427][  T476]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.092432][  T476]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   38.092435][  T476]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   38.092436][  T476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.092438][  T476]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   38.092442][  T476]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   38.092444][  T476]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   38.092447][  T476]  vprintk_emit (kernel/printk/printk.c:2479)
[   38.092450][  T476]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   38.092452][  T476]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.092454][  T476]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   38.092456][  T476]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   38.092460][  T476]  _printk (kernel/printk/printk.c:2504)
[   38.092464][  T476]  ? snapshot_read.cold (user.c:?)
[   38.092466][  T476]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   38.092469][  T476]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.092471][  T476]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.092473][  T476]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   38.092476][  T476]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   38.092479][  T476]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   38.092481][  T476]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   38.092484][  T476]  ? netdev_notice (net/core/dev.c:13194)
[   38.092487][  T476]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.092490][  T476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.092493][  T476]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   38.092497][  T476]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   38.092499][  T476]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   38.092502][  T476]  ? 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))
[   38.092508][  T476]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   38.092510][  T476]  ? __kernel_text_address (kernel/extable.c:79)
[   38.092513][  T476]  ? write_profile (profile.c:?)
[   38.092518][  T476]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   38.092523][  T476]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   38.092528][  T476]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   38.092530][  T476]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   38.092532][  T476]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   38.092534][  T476]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.092538][  T476]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   38.092540][  T476]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.092542][  T476]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.092545][  T476]  ? kasan_save_stack (mm/kasan/common.c:58)
[   38.092548][  T476]  ? kasan_save_stack (mm/kasan/common.c:57)
[   38.092549][  T476]  ? kasan_save_track (mm/kasan/common.c:78)
[   38.092552][  T476]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.092555][  T476]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   38.092558][  T476]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   38.092563][  T476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.092565][  T476]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   38.092568][  T476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.092569][  T476]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.092571][  T476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.092573][  T476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.092574][  T476]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   38.092577][  T476]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   38.092580][  T476]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   38.092583][  T476]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   38.092586][  T476]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   38.092588][  T476]  ? nla_get_range_signed (lib/nlattr.c:270)
[   38.092594][  T476]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   38.092600][  T476]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   38.092605][  T476]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.092607][  T476]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.092614][  T476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.092617][  T476]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.092619][  T476]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.092621][  T476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.092625][  T476]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.092627][  T476]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.092631][  T476]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.092632][  T476]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.092637][  T476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.092639][  T476]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.092643][  T476]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   38.092645][  T476]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.092648][  T476]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.092654][  T476]  ? 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))
[   38.092656][  T476]  ? 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))
[   38.092660][  T476]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.092664][  T476]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.092667][  T476]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   38.092671][  T476]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   38.092675][  T476]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   38.092676][  T476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.092680][  T476]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   38.092683][  T476]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   38.092688][  T476]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   38.092690][  T476]  ? copy_msghdr_from_user (net/socket.c:2650)
[   38.092692][  T476]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   38.092694][  T476]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   38.092702][  T476]  ___sys_sendmsg (net/socket.c:2767)
[   38.092705][  T476]  ? copy_msghdr_from_user (net/socket.c:2619)
[   38.092721][  T476]  __sys_sendmsg (net/socket.c:2799)
[   38.092725][  T476]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   38.092731][  T476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.092735][  T476]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.092737][  T476]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   38.092741][  T476]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.092743][  T476] RIP: 0033:0x7f8f9396754e
[   38.092747][  T476] 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
[   38.092748][  T476] RSP: 002b:00007ffd7a323400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.092751][  T476] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8f9396754e
[   38.092753][  T476] RDX: 0000000000000000 RSI: 00007ffd7a3234b0 RDI: 0000000000000005
[   38.092753][  T476] RBP: 00007ffd7a323410 R08: 0000000000000000 R09: 0000000000000000
[   38.092754][  T476] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d43
[   38.092755][  T476] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd7a323b80
| [   39.150193][  T486] softirqs last disabled at (19606): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   39.150195][  T486] Preemption disabled at:
| [   39.150196][  T486] vprintk_emit (kernel/printk/printk.c:2471)
| [   39.150205][  T486] Tainted: [W]=WARN
[   39.150206][  T486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.150208][  T486] Call Trace:
[   39.150209][  T486]  <TASK>
[   39.150211][  T486]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   39.150216][  T486]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   39.150218][  T486]  __might_resched.cold (kernel/sched/core.c:9234)
[   39.150223][  T486]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   39.150226][  T486]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   39.150231][  T486]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   39.150234][  T486]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.150240][  T486]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   39.150243][  T486]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.150247][  T486]  put_chars (drivers/char/virtio_console.c:1176)
[   39.150250][  T486]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   39.150254][  T486]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.150258][  T486]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.150262][  T486]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   39.150266][  T486]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.150268][  T486]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.150273][  T486]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   39.150276][  T486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.150279][  T486]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.150284][  T486]  console_emit_next_record (kernel/printk/printk.c:3183)
[   39.150287][  T486]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   39.150289][  T486]  ? 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))
[   39.150292][  T486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.150294][  T486]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.150298][  T486]  console_flush_one_record (kernel/printk/printk.c:3268)
[   39.150302][  T486]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   39.150303][  T486]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.150309][  T486]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   39.150312][  T486]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   39.150313][  T486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.150315][  T486]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   39.150319][  T486]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   39.150321][  T486]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   39.150324][  T486]  vprintk_emit (kernel/printk/printk.c:2479)
[   39.150328][  T486]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   39.150330][  T486]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.150332][  T486]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   39.150334][  T486]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   39.150338][  T486]  _printk (kernel/printk/printk.c:2504)
[   39.150342][  T486]  ? snapshot_read.cold (user.c:?)
[   39.150344][  T486]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.150347][  T486]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.150349][  T486]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.150352][  T486]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   39.150355][  T486]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   39.150358][  T486]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.150360][  T486]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   39.150363][  T486]  ? netdev_notice (net/core/dev.c:13194)
[   39.150366][  T486]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.150369][  T486]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.150372][  T486]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   39.150376][  T486]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.150378][  T486]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   39.150381][  T486]  ? 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))
[   39.150388][  T486]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   39.150390][  T486]  ? __kernel_text_address (kernel/extable.c:79)
[   39.150394][  T486]  ? write_profile (profile.c:?)
[   39.150398][  T486]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   39.150403][  T486]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.150408][  T486]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   39.150411][  T486]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   39.150412][  T486]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.150414][  T486]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.150418][  T486]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.150420][  T486]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.150422][  T486]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.150425][  T486]  ? kasan_save_stack (mm/kasan/common.c:58)
[   39.150428][  T486]  ? kasan_save_stack (mm/kasan/common.c:57)
[   39.150430][  T486]  ? kasan_save_track (mm/kasan/common.c:78)
[   39.150433][  T486]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.150435][  T486]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   39.150438][  T486]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   39.150444][  T486]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.150446][  T486]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   39.150449][  T486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.150451][  T486]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.150453][  T486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.150454][  T486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.150456][  T486]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   39.150458][  T486]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   39.150462][  T486]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   39.150464][  T486]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   39.150468][  T486]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   39.150470][  T486]  ? nla_get_range_signed (lib/nlattr.c:270)
[   39.150476][  T486]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   39.150482][  T486]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   39.150487][  T486]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.150489][  T486]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.150494][  T486]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.150496][  T486]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.150499][  T486]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.150501][  T486]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.150505][  T486]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.150507][  T486]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   39.150510][  T486]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.150512][  T486]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.150517][  T486]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.150519][  T486]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.150523][  T486]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   39.150525][  T486]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.150528][  T486]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.150534][  T486]  ? 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))
[   39.150536][  T486]  ? 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))
[   39.150540][  T486]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.150544][  T486]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.150547][  T486]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   39.150551][  T486]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   39.150555][  T486]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   39.150557][  T486]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.150560][  T486]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   39.150564][  T486]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   39.150568][  T486]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   39.150570][  T486]  ? copy_msghdr_from_user (net/socket.c:2650)
[   39.150573][  T486]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   39.150575][  T486]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   39.150582][  T486]  ___sys_sendmsg (net/socket.c:2767)
[   39.150585][  T486]  ? copy_msghdr_from_user (net/socket.c:2619)
[   39.150602][  T486]  __sys_sendmsg (net/socket.c:2799)
[   39.150605][  T486]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   39.150612][  T486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.150615][  T486]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.150618][  T486]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   39.150622][  T486]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.150624][  T486] RIP: 0033:0x7fea4eae754e
[   39.150628][  T486] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   39.150629][  T486] RSP: 002b:00007ffdbff53780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.150632][  T486] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fea4eae754e
[   39.150634][  T486] RDX: 0000000000000000 RSI: 00007ffdbff53830 RDI: 0000000000000005
[   39.150634][  T486] RBP: 00007ffdbff53790 R08: 0000000000000000 R09: 0000000000000000
[   39.150635][  T486] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d44
[   39.150636][  T486] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdbff53f00
| [   40.257338][  T494] softirqs last disabled at (26912): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   40.257340][  T494] Preemption disabled at:
| [   40.257341][  T494] vprintk_emit (kernel/printk/printk.c:2471)
| [   40.257350][  T494] Tainted: [W]=WARN
[   40.257351][  T494] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.257353][  T494] Call Trace:
[   40.257354][  T494]  <TASK>
[   40.257356][  T494]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   40.257361][  T494]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   40.257363][  T494]  __might_resched.cold (kernel/sched/core.c:9234)
[   40.257367][  T494]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   40.257371][  T494]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   40.257376][  T494]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   40.257379][  T494]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.257385][  T494]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   40.257388][  T494]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.257391][  T494]  put_chars (drivers/char/virtio_console.c:1176)
[   40.257394][  T494]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   40.257398][  T494]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.257402][  T494]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   40.257407][  T494]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   40.257410][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.257412][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.257417][  T494]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   40.257420][  T494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.257423][  T494]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.257427][  T494]  console_emit_next_record (kernel/printk/printk.c:3183)
[   40.257431][  T494]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   40.257432][  T494]  ? 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))
[   40.257435][  T494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.257437][  T494]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.257441][  T494]  console_flush_one_record (kernel/printk/printk.c:3268)
[   40.257445][  T494]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   40.257446][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.257452][  T494]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   40.257454][  T494]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   40.257456][  T494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.257458][  T494]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   40.257462][  T494]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   40.257464][  T494]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   40.257467][  T494]  vprintk_emit (kernel/printk/printk.c:2479)
[   40.257470][  T494]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   40.257472][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.257474][  T494]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   40.257476][  T494]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   40.257480][  T494]  _printk (kernel/printk/printk.c:2504)
[   40.257484][  T494]  ? snapshot_read.cold (user.c:?)
[   40.257485][  T494]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   40.257488][  T494]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.257490][  T494]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   40.257493][  T494]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   40.257496][  T494]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   40.257499][  T494]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   40.257501][  T494]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   40.257504][  T494]  ? netdev_notice (net/core/dev.c:13194)
[   40.257506][  T494]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.257509][  T494]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.257512][  T494]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   40.257516][  T494]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   40.257518][  T494]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   40.257521][  T494]  ? 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))
[   40.257527][  T494]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   40.257530][  T494]  ? __kernel_text_address (kernel/extable.c:79)
[   40.257533][  T494]  ? write_profile (profile.c:?)
[   40.257537][  T494]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   40.257542][  T494]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   40.257547][  T494]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   40.257550][  T494]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   40.257551][  T494]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.257553][  T494]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.257557][  T494]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   40.257559][  T494]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.257561][  T494]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   40.257564][  T494]  ? kasan_save_stack (mm/kasan/common.c:58)
[   40.257567][  T494]  ? kasan_save_stack (mm/kasan/common.c:57)
[   40.257568][  T494]  ? kasan_save_track (mm/kasan/common.c:78)
[   40.257571][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.257574][  T494]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   40.257576][  T494]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   40.257581][  T494]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.257584][  T494]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   40.257586][  T494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.257588][  T494]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.257590][  T494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.257591][  T494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.257593][  T494]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   40.257596][  T494]  ? __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)
[   40.257599][  T494]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   40.257601][  T494]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   40.257605][  T494]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   40.257607][  T494]  ? nla_get_range_signed (lib/nlattr.c:270)
[   40.257614][  T494]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   40.257620][  T494]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   40.257626][  T494]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.257628][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.257633][  T494]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.257635][  T494]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.257637][  T494]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.257639][  T494]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.257643][  T494]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.257645][  T494]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   40.257649][  T494]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.257650][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.257655][  T494]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.257657][  T494]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.257661][  T494]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   40.257663][  T494]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.257666][  T494]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.257672][  T494]  ? 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))
[   40.257674][  T494]  ? 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))
[   40.257678][  T494]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.257682][  T494]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.257685][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   40.257689][  T494]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   40.257693][  T494]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   40.257695][  T494]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.257698][  T494]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   40.257701][  T494]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   40.257706][  T494]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   40.257708][  T494]  ? copy_msghdr_from_user (net/socket.c:2650)
[   40.257710][  T494]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   40.257712][  T494]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   40.257720][  T494]  ___sys_sendmsg (net/socket.c:2767)
[   40.257723][  T494]  ? copy_msghdr_from_user (net/socket.c:2619)
[   40.257740][  T494]  __sys_sendmsg (net/socket.c:2799)
[   40.257743][  T494]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   40.257750][  T494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.257753][  T494]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.257756][  T494]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   40.257759][  T494]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.257762][  T494] RIP: 0033:0x7f083b31754e
[   40.257765][  T494] 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
[   40.257767][  T494] RSP: 002b:00007fff643ccb90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.257770][  T494] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f083b31754e
[   40.257771][  T494] RDX: 0000000000000000 RSI: 00007fff643ccc40 RDI: 0000000000000005
[   40.257772][  T494] RBP: 00007fff643ccba0 R08: 0000000000000000 R09: 0000000000000000
[   40.257772][  T494] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d45
[   40.257773][  T494] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff643cd310
| [   41.369072][  T502] softirqs last disabled at (16944): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   41.369075][  T502] Preemption disabled at:
| [   41.369075][  T502] vprintk_emit (kernel/printk/printk.c:2471)
| [   41.369085][  T502] Tainted: [W]=WARN
[   41.369086][  T502] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.369087][  T502] Call Trace:
[   41.369089][  T502]  <TASK>
[   41.369091][  T502]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   41.369096][  T502]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   41.369098][  T502]  __might_resched.cold (kernel/sched/core.c:9234)
[   41.369103][  T502]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   41.369107][  T502]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   41.369112][  T502]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   41.369115][  T502]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.369121][  T502]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   41.369124][  T502]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.369128][  T502]  put_chars (drivers/char/virtio_console.c:1176)
[   41.369131][  T502]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   41.369134][  T502]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.369138][  T502]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   41.369143][  T502]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   41.369147][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.369149][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.369154][  T502]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   41.369158][  T502]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.369160][  T502]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.369165][  T502]  console_emit_next_record (kernel/printk/printk.c:3183)
[   41.369169][  T502]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   41.369170][  T502]  ? 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))
[   41.369173][  T502]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.369175][  T502]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.369179][  T502]  console_flush_one_record (kernel/printk/printk.c:3268)
[   41.369183][  T502]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   41.369185][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.369190][  T502]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   41.369193][  T502]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   41.369194][  T502]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.369196][  T502]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   41.369200][  T502]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   41.369202][  T502]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   41.369206][  T502]  vprintk_emit (kernel/printk/printk.c:2479)
[   41.369209][  T502]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   41.369212][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.369214][  T502]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   41.369216][  T502]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   41.369220][  T502]  _printk (kernel/printk/printk.c:2504)
[   41.369224][  T502]  ? snapshot_read.cold (user.c:?)
[   41.369226][  T502]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   41.369229][  T502]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.369231][  T502]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   41.369234][  T502]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   41.369237][  T502]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   41.369240][  T502]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.369242][  T502]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   41.369245][  T502]  ? netdev_notice (net/core/dev.c:13194)
[   41.369248][  T502]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.369251][  T502]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.369254][  T502]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   41.369258][  T502]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.369260][  T502]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   41.369264][  T502]  ? 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))
[   41.369270][  T502]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   41.369273][  T502]  ? __kernel_text_address (kernel/extable.c:79)
[   41.369276][  T502]  ? write_profile (profile.c:?)
[   41.369280][  T502]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   41.369285][  T502]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.369291][  T502]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   41.369293][  T502]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   41.369294][  T502]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   41.369297][  T502]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.369301][  T502]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   41.369303][  T502]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.369305][  T502]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   41.369308][  T502]  ? kasan_save_stack (mm/kasan/common.c:58)
[   41.369311][  T502]  ? kasan_save_stack (mm/kasan/common.c:57)
[   41.369313][  T502]  ? kasan_save_track (mm/kasan/common.c:78)
[   41.369316][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.369318][  T502]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   41.369322][  T502]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   41.369327][  T502]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.369329][  T502]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   41.369332][  T502]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.369334][  T502]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.369336][  T502]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.369337][  T502]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.369339][  T502]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   41.369342][  T502]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   41.369346][  T502]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   41.369348][  T502]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   41.369352][  T502]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   41.369354][  T502]  ? nla_get_range_signed (lib/nlattr.c:270)
[   41.369360][  T502]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   41.369366][  T502]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   41.369371][  T502]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.369374][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.369378][  T502]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.369381][  T502]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.369383][  T502]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.369385][  T502]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.369389][  T502]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.369391][  T502]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   41.369395][  T502]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.369396][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.369401][  T502]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.369404][  T502]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.369407][  T502]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   41.369409][  T502]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.369412][  T502]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.369419][  T502]  ? 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))
[   41.369420][  T502]  ? 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))
[   41.369425][  T502]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.369429][  T502]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.369432][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   41.369436][  T502]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   41.369441][  T502]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   41.369442][  T502]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.369445][  T502]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   41.369449][  T502]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   41.369453][  T502]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   41.369456][  T502]  ? copy_msghdr_from_user (net/socket.c:2650)
[   41.369458][  T502]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   41.369460][  T502]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   41.369468][  T502]  ___sys_sendmsg (net/socket.c:2767)
[   41.369471][  T502]  ? copy_msghdr_from_user (net/socket.c:2619)
[   41.369488][  T502]  __sys_sendmsg (net/socket.c:2799)
[   41.369491][  T502]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   41.369498][  T502]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.369502][  T502]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   41.369504][  T502]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   41.369508][  T502]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.369510][  T502] RIP: 0033:0x7fc41c19f54e
[   41.369515][  T502] 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
[   41.369517][  T502] RSP: 002b:00007fffa5c974c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.369519][  T502] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc41c19f54e
[   41.369521][  T502] RDX: 0000000000000000 RSI: 00007fffa5c97570 RDI: 0000000000000005
[   41.369522][  T502] RBP: 00007fffa5c974d0 R08: 0000000000000000 R09: 0000000000000000
[   41.369523][  T502] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d46
[   41.369523][  T502] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffa5c97c40
| [   42.432457][  T512] softirqs last disabled at (16236): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   42.432460][  T512] Preemption disabled at:
| [   42.432461][  T512] vprintk_emit (kernel/printk/printk.c:2471)
| [   42.432469][  T512] Tainted: [W]=WARN
[   42.432470][  T512] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.432472][  T512] Call Trace:
[   42.432474][  T512]  <TASK>
[   42.432475][  T512]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   42.432480][  T512]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   42.432482][  T512]  __might_resched.cold (kernel/sched/core.c:9234)
[   42.432487][  T512]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   42.432490][  T512]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   42.432495][  T512]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   42.432498][  T512]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.432504][  T512]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   42.432507][  T512]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.432511][  T512]  put_chars (drivers/char/virtio_console.c:1176)
[   42.432514][  T512]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   42.432517][  T512]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.432521][  T512]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   42.432526][  T512]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   42.432529][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.432531][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.432536][  T512]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   42.432540][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.432543][  T512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.432547][  T512]  console_emit_next_record (kernel/printk/printk.c:3183)
[   42.432551][  T512]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   42.432552][  T512]  ? 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))
[   42.432555][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.432557][  T512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.432561][  T512]  console_flush_one_record (kernel/printk/printk.c:3268)
[   42.432565][  T512]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   42.432566][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.432572][  T512]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   42.432574][  T512]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   42.432576][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.432577][  T512]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   42.432581][  T512]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   42.432583][  T512]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   42.432586][  T512]  vprintk_emit (kernel/printk/printk.c:2479)
[   42.432590][  T512]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   42.432592][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.432594][  T512]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   42.432596][  T512]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   42.432600][  T512]  _printk (kernel/printk/printk.c:2504)
[   42.432604][  T512]  ? snapshot_read.cold (user.c:?)
[   42.432605][  T512]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   42.432608][  T512]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.432611][  T512]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   42.432614][  T512]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   42.432618][  T512]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   42.432621][  T512]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   42.432623][  T512]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   42.432626][  T512]  ? netdev_notice (net/core/dev.c:13194)
[   42.432628][  T512]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.432631][  T512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   42.432634][  T512]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   42.432638][  T512]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   42.432640][  T512]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   42.432643][  T512]  ? 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))
[   42.432650][  T512]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   42.432652][  T512]  ? __kernel_text_address (kernel/extable.c:79)
[   42.432655][  T512]  ? write_profile (profile.c:?)
[   42.432659][  T512]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   42.432664][  T512]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   42.432669][  T512]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   42.432672][  T512]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   42.432673][  T512]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   42.432675][  T512]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.432679][  T512]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   42.432681][  T512]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.432683][  T512]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   42.432686][  T512]  ? kasan_save_stack (mm/kasan/common.c:58)
[   42.432689][  T512]  ? kasan_save_stack (mm/kasan/common.c:57)
[   42.432690][  T512]  ? kasan_save_track (mm/kasan/common.c:78)
[   42.432693][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.432695][  T512]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   42.432698][  T512]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   42.432703][  T512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   42.432706][  T512]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   42.432708][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.432710][  T512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.432712][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.432713][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.432715][  T512]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   42.432718][  T512]  ? __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)
[   42.432721][  T512]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   42.432723][  T512]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   42.432727][  T512]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   42.432729][  T512]  ? nla_get_range_signed (lib/nlattr.c:270)
[   42.432735][  T512]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   42.432740][  T512]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   42.432746][  T512]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.432748][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.432753][  T512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   42.432755][  T512]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.432757][  T512]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.432759][  T512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   42.432763][  T512]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.432765][  T512]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   42.432768][  T512]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.432769][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.432774][  T512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   42.432776][  T512]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.432780][  T512]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   42.432782][  T512]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.432785][  T512]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.432792][  T512]  ? 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))
[   42.432793][  T512]  ? 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))
[   42.432797][  T512]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.432801][  T512]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.432804][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   42.432809][  T512]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   42.432813][  T512]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   42.432814][  T512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   42.432817][  T512]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   42.432821][  T512]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   42.432825][  T512]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   42.432828][  T512]  ? copy_msghdr_from_user (net/socket.c:2650)
[   42.432830][  T512]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   42.432832][  T512]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   42.432839][  T512]  ___sys_sendmsg (net/socket.c:2767)
[   42.432842][  T512]  ? copy_msghdr_from_user (net/socket.c:2619)
[   42.432859][  T512]  __sys_sendmsg (net/socket.c:2799)
[   42.432863][  T512]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   42.432869][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.432872][  T512]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   42.432875][  T512]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   42.432879][  T512]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.432881][  T512] RIP: 0033:0x7f64f5feb54e
[   42.432885][  T512] 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
[   42.432887][  T512] RSP: 002b:00007ffe36144580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.432890][  T512] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f64f5feb54e
[   42.432892][  T512] RDX: 0000000000000000 RSI: 00007ffe36144630 RDI: 0000000000000005
[   42.432892][  T512] RBP: 00007ffe36144590 R08: 0000000000000000 R09: 0000000000000000
[   42.432893][  T512] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d47
[   42.432894][  T512] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe36144d00
| [   43.550638][  T521] softirqs last disabled at (20143): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
| [   43.550640][  T521] Preemption disabled at:
| [   43.550641][  T521] vprintk_emit (kernel/printk/printk.c:2471)
| [   43.550650][  T521] Tainted: [W]=WARN
[   43.550651][  T521] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.550653][  T521] Call Trace:
[   43.550655][  T521]  <TASK>
[   43.550656][  T521]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   43.550661][  T521]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   43.550663][  T521]  __might_resched.cold (kernel/sched/core.c:9234)
[   43.550668][  T521]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   43.550671][  T521]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   43.550677][  T521]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   43.550680][  T521]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.550686][  T521]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   43.550689][  T521]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.550693][  T521]  put_chars (drivers/char/virtio_console.c:1176)
[   43.550696][  T521]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   43.550700][  T521]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.550704][  T521]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   43.550708][  T521]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   43.550712][  T521]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.550714][  T521]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.550719][  T521]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   43.550723][  T521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.550725][  T521]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.550730][  T521]  console_emit_next_record (kernel/printk/printk.c:3183)
[   43.550734][  T521]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   43.550735][  T521]  ? 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))
[   43.550738][  T521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.550740][  T521]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.550744][  T521]  console_flush_one_record (kernel/printk/printk.c:3268)
[   43.550748][  T521]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   43.550750][  T521]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.550756][  T521]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   43.550758][  T521]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   43.550759][  T521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.550762][  T521]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   43.550766][  T521]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   43.550768][  T521]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   43.550771][  T521]  vprintk_emit (kernel/printk/printk.c:2479)
[   43.550774][  T521]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   43.550776][  T521]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.550779][  T521]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   43.550781][  T521]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   43.550785][  T521]  _printk (kernel/printk/printk.c:2504)
[   43.550789][  T521]  ? snapshot_read.cold (user.c:?)
[   43.550790][  T521]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   43.550794][  T521]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.550796][  T521]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   43.550798][  T521]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   43.550802][  T521]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   43.550804][  T521]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   43.550807][  T521]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   43.550810][  T521]  ? netdev_notice (net/core/dev.c:13194)
[   43.550812][  T521]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   43.550815][  T521]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.550818][  T521]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   43.550822][  T521]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   43.550824][  T521]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   43.550828][  T521]  ? 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))
[   43.550834][  T521]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   43.550838][  T521]  ? __kernel_text_address (kernel/extable.c:79)
[   43.550841][  T521]  ? write_profile (profile.c:?)
[   43.550845][  T521]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   43.550850][  T521]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   43.550855][  T521]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   43.550858][  T521]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   43.550859][  T521]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   43.550861][  T521]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.550865][  T521]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   43.550867][  T521]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.550869][  T521]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   43.550872][  T521]  ? kasan_save_stack (mm/kasan/common.c:58)
[   43.550876][  T521]  ? kasan_save_stack (mm/kasan/common.c:57)
[   43.550877][  T521]  ? kasan_save_track (mm/kasan/common.c:78)
[   43.550880][  T521]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.550883][  T521]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   43.550886][  T521]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   43.550891][  T521]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   43.550893][  T521]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   43.550896][  T521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.550898][  T521]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.550900][  T521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.550906][  T521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.550908][  T521]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   43.550911][  T521]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   43.550915][  T521]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   43.550917][  T521]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   43.550921][  T521]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   43.550923][  T521]  ? nla_get_range_signed (lib/nlattr.c:270)
[   43.550929][  T521]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   43.550934][  T521]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   43.550940][  T521]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.550942][  T521]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.550947][  T521]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   43.550949][  T521]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   43.550951][  T521]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.550953][  T521]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.550957][  T521]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.550959][  T521]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   43.550963][  T521]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.550964][  T521]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.550969][  T521]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   43.550971][  T521]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   43.550975][  T521]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   43.550977][  T521]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.550980][  T521]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.550987][  T521]  ? 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))
[   43.550988][  T521]  ? 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))
[   43.550993][  T521]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.550997][  T521]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.551000][  T521]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   43.551004][  T521]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   43.551008][  T521]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   43.551009][  T521]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.551013][  T521]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   43.551017][  T521]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   43.551021][  T521]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   43.551023][  T521]  ? copy_msghdr_from_user (net/socket.c:2650)
[   43.551026][  T521]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   43.551027][  T521]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   43.551035][  T521]  ___sys_sendmsg (net/socket.c:2767)
[   43.551038][  T521]  ? copy_msghdr_from_user (net/socket.c:2619)
[   43.551057][  T521]  __sys_sendmsg (net/socket.c:2799)
[   43.551060][  T521]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   43.551067][  T521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.551071][  T521]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   43.551073][  T521]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   43.551077][  T521]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.551079][  T521] RIP: 0033:0x7f526a5ca54e
[   43.551083][  T521] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   43.551085][  T521] RSP: 002b:00007ffeaa2fe7e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.551088][  T521] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f526a5ca54e
[   43.551089][  T521] RDX: 0000000000000000 RSI: 00007ffeaa2fe890 RDI: 0000000000000005
[   43.551090][  T521] RBP: 00007ffeaa2fe7f0 R08: 0000000000000000 R09: 0000000000000000
[   43.551091][  T521] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d48
[   43.551092][  T521] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeaa2fef60
| [   44.627282][  T528] softirqs last disabled at (24041): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   44.627286][  T528] Preemption disabled at:
| [   44.627287][  T528] vprintk_emit (kernel/printk/printk.c:2471)
| [   44.627299][  T528] Tainted: [W]=WARN
[   44.627300][  T528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.627302][  T528] Call Trace:
[   44.627305][  T528]  <TASK>
[   44.627307][  T528]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   44.627314][  T528]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   44.627316][  T528]  __might_resched.cold (kernel/sched/core.c:9234)
[   44.627323][  T528]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   44.627327][  T528]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   44.627335][  T528]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   44.627339][  T528]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.627348][  T528]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   44.627352][  T528]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.627358][  T528]  put_chars (drivers/char/virtio_console.c:1176)
[   44.627362][  T528]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   44.627368][  T528]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.627374][  T528]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   44.627381][  T528]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   44.627386][  T528]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.627389][  T528]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.627398][  T528]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   44.627404][  T528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.627408][  T528]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.627415][  T528]  console_emit_next_record (kernel/printk/printk.c:3183)
[   44.627421][  T528]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   44.627423][  T528]  ? 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))
[   44.627429][  T528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.627432][  T528]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.627439][  T528]  console_flush_one_record (kernel/printk/printk.c:3268)
[   44.627446][  T528]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   44.627448][  T528]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.627458][  T528]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   44.627463][  T528]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   44.627465][  T528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.627468][  T528]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   44.627475][  T528]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   44.627478][  T528]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   44.627483][  T528]  vprintk_emit (kernel/printk/printk.c:2479)
[   44.627489][  T528]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   44.627493][  T528]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.627496][  T528]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   44.627499][  T528]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   44.627506][  T528]  _printk (kernel/printk/printk.c:2504)
[   44.627511][  T528]  ? snapshot_read.cold (user.c:?)
[   44.627514][  T528]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   44.627519][  T528]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.627522][  T528]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   44.627526][  T528]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   44.627531][  T528]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   44.627536][  T528]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   44.627540][  T528]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   44.627545][  T528]  ? netdev_notice (net/core/dev.c:13194)
[   44.627549][  T528]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   44.627555][  T528]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   44.627559][  T528]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   44.627566][  T528]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   44.627570][  T528]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   44.627575][  T528]  ? 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))
[   44.627584][  T528]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   44.627590][  T528]  ? __kernel_text_address (kernel/extable.c:79)
[   44.627594][  T528]  ? write_profile (profile.c:?)
[   44.627600][  T528]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   44.627609][  T528]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   44.627619][  T528]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   44.627623][  T528]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   44.627625][  T528]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   44.627628][  T528]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.627633][  T528]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   44.627637][  T528]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.627640][  T528]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   44.627645][  T528]  ? kasan_save_stack (mm/kasan/common.c:58)
[   44.627649][  T528]  ? kasan_save_stack (mm/kasan/common.c:57)
[   44.627652][  T528]  ? kasan_save_track (mm/kasan/common.c:78)
[   44.627657][  T528]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.627660][  T528]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   44.627664][  T528]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   44.627672][  T528]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   44.627676][  T528]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   44.627680][  T528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.627684][  T528]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.627686][  T528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.627688][  T528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.627692][  T528]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   44.627696][  T528]  ? __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)
[   44.627701][  T528]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   44.627705][  T528]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   44.627711][  T528]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   44.627714][  T528]  ? nla_get_range_signed (lib/nlattr.c:270)
[   44.627724][  T528]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   44.627734][  T528]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   44.627744][  T528]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.627748][  T528]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.627756][  T528]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   44.627760][  T528]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   44.627763][  T528]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.627767][  T528]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   44.627774][  T528]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.627778][  T528]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.627784][  T528]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.627786][  T528]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.627794][  T528]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   44.627798][  T528]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   44.627804][  T528]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.627807][  T528]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.627813][  T528]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.627825][  T528]  ? 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))
[   44.627827][  T528]  ? 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))
[   44.627836][  T528]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.627843][  T528]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.627848][  T528]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   44.627855][  T528]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.627862][  T528]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   44.627864][  T528]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   44.627870][  T528]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   44.627875][  T528]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   44.627883][  T528]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.627887][  T528]  ? copy_msghdr_from_user (net/socket.c:2650)
[   44.627890][  T528]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   44.627893][  T528]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   44.627913][  T528]  ___sys_sendmsg (net/socket.c:2767)
[   44.627918][  T528]  ? copy_msghdr_from_user (net/socket.c:2619)
[   44.627950][  T528]  __sys_sendmsg (net/socket.c:2799)
[   44.627955][  T528]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   44.627968][  T528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.627974][  T528]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.627977][  T528]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   44.627983][  T528]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.627986][  T528] RIP: 0033:0x7f5543a4154e
[   44.627991][  T528] 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
[   44.627994][  T528] RSP: 002b:00007ffe37f39d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.627998][  T528] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5543a4154e
[   44.628000][  T528] RDX: 0000000000000000 RSI: 00007ffe37f39dc0 RDI: 0000000000000005
[   44.628002][  T528] RBP: 00007ffe37f39d20 R08: 0000000000000000 R09: 0000000000000000
[   44.628003][  T528] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d49
[   44.628005][  T528] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe37f3a490
| [   45.818883][  T535] softirqs last disabled at (23502): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   45.818886][  T535] Preemption disabled at:
| [   45.818887][  T535] vprintk_emit (kernel/printk/printk.c:2471)
| [   45.818900][  T535] Tainted: [W]=WARN
[   45.818901][  T535] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.818903][  T535] Call Trace:
[   45.818906][  T535]  <TASK>
[   45.818915][  T535]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.818922][  T535]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   45.818925][  T535]  __might_resched.cold (kernel/sched/core.c:9234)
[   45.818931][  T535]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   45.818937][  T535]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   45.818944][  T535]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   45.818948][  T535]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.818960][  T535]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.818964][  T535]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.818970][  T535]  put_chars (drivers/char/virtio_console.c:1176)
[   45.818975][  T535]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   45.818981][  T535]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.818986][  T535]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.818995][  T535]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   45.818999][  T535]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.819002][  T535]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.819011][  T535]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   45.819017][  T535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.819021][  T535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.819029][  T535]  console_emit_next_record (kernel/printk/printk.c:3183)
[   45.819035][  T535]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   45.819037][  T535]  ? 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))
[   45.819042][  T535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.819046][  T535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.819053][  T535]  console_flush_one_record (kernel/printk/printk.c:3268)
[   45.819060][  T535]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   45.819063][  T535]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.819073][  T535]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   45.819077][  T535]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   45.819079][  T535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.819083][  T535]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   45.819090][  T535]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   45.819093][  T535]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   45.819098][  T535]  vprintk_emit (kernel/printk/printk.c:2479)
[   45.819104][  T535]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.819108][  T535]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.819111][  T535]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   45.819114][  T535]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   45.819122][  T535]  _printk (kernel/printk/printk.c:2504)
[   45.819127][  T535]  ? snapshot_read.cold (user.c:?)
[   45.819129][  T535]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.819134][  T535]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.819138][  T535]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.819142][  T535]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   45.819147][  T535]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   45.819151][  T535]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.819156][  T535]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   45.819160][  T535]  ? netdev_notice (net/core/dev.c:13194)
[   45.819165][  T535]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.819170][  T535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.819175][  T535]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   45.819181][  T535]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.819185][  T535]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   45.819190][  T535]  ? 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))
[   45.819199][  T535]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   45.819204][  T535]  ? __kernel_text_address (kernel/extable.c:79)
[   45.819208][  T535]  ? write_profile (profile.c:?)
[   45.819214][  T535]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   45.819223][  T535]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.819231][  T535]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   45.819234][  T535]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   45.819237][  T535]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.819240][  T535]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.819245][  T535]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.819249][  T535]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.819252][  T535]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.819256][  T535]  ? kasan_save_stack (mm/kasan/common.c:58)
[   45.819260][  T535]  ? kasan_save_stack (mm/kasan/common.c:57)
[   45.819263][  T535]  ? kasan_save_track (mm/kasan/common.c:78)
[   45.819268][  T535]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.819271][  T535]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   45.819275][  T535]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   45.819283][  T535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.819287][  T535]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.819292][  T535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.819295][  T535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.819298][  T535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.819300][  T535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.819303][  T535]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   45.819308][  T535]  ? __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)
[   45.819312][  T535]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   45.819317][  T535]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.819323][  T535]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   45.819326][  T535]  ? nla_get_range_signed (lib/nlattr.c:270)
[   45.819337][  T535]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   45.819347][  T535]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   45.819357][  T535]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.819361][  T535]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.819370][  T535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.819373][  T535]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.819377][  T535]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.819380][  T535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.819387][  T535]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.819391][  T535]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.819397][  T535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.819400][  T535]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.819408][  T535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.819412][  T535]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.819418][  T535]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.819421][  T535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.819427][  T535]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.819439][  T535]  ? 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))
[   45.819442][  T535]  ? 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))
[   45.819450][  T535]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.819457][  T535]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.819462][  T535]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   45.819470][  T535]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.819477][  T535]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   45.819479][  T535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.819485][  T535]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   45.819490][  T535]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   45.819498][  T535]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.819502][  T535]  ? copy_msghdr_from_user (net/socket.c:2650)
[   45.819506][  T535]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   45.819508][  T535]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   45.819523][  T535]  ___sys_sendmsg (net/socket.c:2767)
[   45.819528][  T535]  ? copy_msghdr_from_user (net/socket.c:2619)
[   45.819560][  T535]  __sys_sendmsg (net/socket.c:2799)
[   45.819566][  T535]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   45.819578][  T535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.819584][  T535]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.819587][  T535]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   45.819593][  T535]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.819597][  T535] RIP: 0033:0x7f6986cce54e
[   45.819602][  T535] 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
[   45.819605][  T535] RSP: 002b:00007ffdcf3206f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.819609][  T535] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6986cce54e
[   45.819611][  T535] RDX: 0000000000000000 RSI: 00007ffdcf3207a0 RDI: 0000000000000005
[   45.819613][  T535] RBP: 00007ffdcf320700 R08: 0000000000000000 R09: 0000000000000000
[   45.819614][  T535] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d4b
[   45.819616][  T535] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdcf320e70
| [   47.088891][  T543] softirqs last disabled at (43336): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   47.088895][  T543] Preemption disabled at:
| [   47.088896][  T543] vprintk_emit (kernel/printk/printk.c:2471)
| [   47.088909][  T543] Tainted: [W]=WARN
[   47.088910][  T543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.088918][  T543] Call Trace:
[   47.088923][  T543]  <TASK>
[   47.088925][  T543]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   47.088932][  T543]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   47.088935][  T543]  __might_resched.cold (kernel/sched/core.c:9234)
[   47.088942][  T543]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   47.088947][  T543]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   47.088954][  T543]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   47.088958][  T543]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.088968][  T543]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.088972][  T543]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.088978][  T543]  put_chars (drivers/char/virtio_console.c:1176)
[   47.088982][  T543]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   47.088989][  T543]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.088994][  T543]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   47.089002][  T543]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   47.089007][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.089010][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.089018][  T543]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   47.089024][  T543]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.089028][  T543]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.089036][  T543]  console_emit_next_record (kernel/printk/printk.c:3183)
[   47.089042][  T543]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   47.089044][  T543]  ? 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))
[   47.089049][  T543]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.089052][  T543]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.089060][  T543]  console_flush_one_record (kernel/printk/printk.c:3268)
[   47.089066][  T543]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   47.089069][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.089079][  T543]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   47.089083][  T543]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   47.089085][  T543]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.089089][  T543]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   47.089096][  T543]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   47.089099][  T543]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   47.089104][  T543]  vprintk_emit (kernel/printk/printk.c:2479)
[   47.089110][  T543]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   47.089113][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.089117][  T543]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   47.089120][  T543]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   47.089127][  T543]  _printk (kernel/printk/printk.c:2504)
[   47.089132][  T543]  ? snapshot_read.cold (user.c:?)
[   47.089135][  T543]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   47.089140][  T543]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.089143][  T543]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   47.089147][  T543]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   47.089152][  T543]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   47.089156][  T543]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   47.089160][  T543]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   47.089165][  T543]  ? netdev_notice (net/core/dev.c:13194)
[   47.089169][  T543]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   47.089174][  T543]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   47.089179][  T543]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   47.089185][  T543]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   47.089189][  T543]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   47.089194][  T543]  ? 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))
[   47.089204][  T543]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   47.089208][  T543]  ? __kernel_text_address (kernel/extable.c:79)
[   47.089212][  T543]  ? write_profile (profile.c:?)
[   47.089218][  T543]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   47.089227][  T543]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   47.089235][  T543]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   47.089238][  T543]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   47.089240][  T543]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.089244][  T543]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.089248][  T543]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   47.089252][  T543]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.089255][  T543]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   47.089260][  T543]  ? kasan_save_stack (mm/kasan/common.c:58)
[   47.089263][  T543]  ? kasan_save_stack (mm/kasan/common.c:57)
[   47.089266][  T543]  ? kasan_save_track (mm/kasan/common.c:78)
[   47.089271][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.089274][  T543]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   47.089278][  T543]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   47.089285][  T543]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   47.089289][  T543]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   47.089294][  T543]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.089297][  T543]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.089299][  T543]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.089302][  T543]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.089305][  T543]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   47.089309][  T543]  ? __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)
[   47.089314][  T543]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   47.089318][  T543]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   47.089324][  T543]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   47.089327][  T543]  ? nla_get_range_signed (lib/nlattr.c:270)
[   47.089337][  T543]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   47.089346][  T543]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   47.089356][  T543]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.089360][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.089368][  T543]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   47.089371][  T543]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   47.089375][  T543]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.089378][  T543]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   47.089385][  T543]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.089389][  T543]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.089394][  T543]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.089397][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.089405][  T543]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   47.089408][  T543]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   47.089415][  T543]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.089418][  T543]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.089423][  T543]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.089434][  T543]  ? 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))
[   47.089436][  T543]  ? 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))
[   47.089444][  T543]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.089451][  T543]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.089456][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   47.089463][  T543]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.089470][  T543]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   47.089473][  T543]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   47.089478][  T543]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   47.089483][  T543]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   47.089490][  T543]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.089494][  T543]  ? copy_msghdr_from_user (net/socket.c:2650)
[   47.089498][  T543]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   47.089501][  T543]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   47.089514][  T543]  ___sys_sendmsg (net/socket.c:2767)
[   47.089519][  T543]  ? copy_msghdr_from_user (net/socket.c:2619)
[   47.089549][  T543]  __sys_sendmsg (net/socket.c:2799)
[   47.089554][  T543]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   47.089565][  T543]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.089571][  T543]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.089574][  T543]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   47.089580][  T543]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.089583][  T543] RIP: 0033:0x7f798d35c54e
[   47.089588][  T543] 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
[   47.089591][  T543] RSP: 002b:00007fff92e74250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.089595][  T543] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f798d35c54e
[   47.089597][  T543] RDX: 0000000000000000 RSI: 00007fff92e74300 RDI: 0000000000000005
[   47.089599][  T543] RBP: 00007fff92e74260 R08: 0000000000000000 R09: 0000000000000000
[   47.089601][  T543] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d4c
[   47.089602][  T543] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff92e749d0
| [   48.139974][  T550] softirqs last disabled at (25284): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   48.139977][  T550] Preemption disabled at:
| [   48.139977][  T550] vprintk_emit (kernel/printk/printk.c:2471)
| [   48.139986][  T550] Tainted: [W]=WARN
[   48.139987][  T550] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.139989][  T550] Call Trace:
[   48.139991][  T550]  <TASK>
[   48.139992][  T550]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   48.139997][  T550]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   48.139999][  T550]  __might_resched.cold (kernel/sched/core.c:9234)
[   48.140004][  T550]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   48.140007][  T550]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   48.140012][  T550]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   48.140015][  T550]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.140021][  T550]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.140024][  T550]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.140028][  T550]  put_chars (drivers/char/virtio_console.c:1176)
[   48.140031][  T550]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   48.140035][  T550]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.140039][  T550]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.140043][  T550]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   48.140047][  T550]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.140049][  T550]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.140055][  T550]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   48.140059][  T550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.140061][  T550]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.140066][  T550]  console_emit_next_record (kernel/printk/printk.c:3183)
[   48.140070][  T550]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   48.140071][  T550]  ? 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))
[   48.140074][  T550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.140076][  T550]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.140080][  T550]  console_flush_one_record (kernel/printk/printk.c:3268)
[   48.140084][  T550]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   48.140086][  T550]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.140091][  T550]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   48.140094][  T550]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   48.140096][  T550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.140098][  T550]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   48.140102][  T550]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   48.140104][  T550]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   48.140107][  T550]  vprintk_emit (kernel/printk/printk.c:2479)
[   48.140110][  T550]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   48.140112][  T550]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.140114][  T550]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   48.140116][  T550]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   48.140120][  T550]  _printk (kernel/printk/printk.c:2504)
[   48.140124][  T550]  ? snapshot_read.cold (user.c:?)
[   48.140125][  T550]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   48.140129][  T550]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.140131][  T550]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.140133][  T550]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   48.140136][  T550]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   48.140139][  T550]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.140141][  T550]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   48.140144][  T550]  ? netdev_notice (net/core/dev.c:13194)
[   48.140147][  T550]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.140150][  T550]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.140153][  T550]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   48.140156][  T550]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.140159][  T550]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   48.140162][  T550]  ? 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))
[   48.140168][  T550]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   48.140171][  T550]  ? __kernel_text_address (kernel/extable.c:79)
[   48.140174][  T550]  ? write_profile (profile.c:?)
[   48.140178][  T550]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   48.140183][  T550]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.140188][  T550]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   48.140191][  T550]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   48.140192][  T550]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.140194][  T550]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.140198][  T550]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   48.140200][  T550]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.140202][  T550]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.140205][  T550]  ? kasan_save_stack (mm/kasan/common.c:58)
[   48.140207][  T550]  ? kasan_save_stack (mm/kasan/common.c:57)
[   48.140209][  T550]  ? kasan_save_track (mm/kasan/common.c:78)
[   48.140212][  T550]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.140214][  T550]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   48.140217][  T550]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   48.140222][  T550]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   48.140225][  T550]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   48.140227][  T550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.140229][  T550]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.140231][  T550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.140233][  T550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.140235][  T550]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   48.140237][  T550]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   48.140240][  T550]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   48.140243][  T550]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   48.140246][  T550]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   48.140248][  T550]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.140254][  T550]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   48.140260][  T550]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   48.140265][  T550]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.140267][  T550]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.140272][  T550]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   48.140274][  T550]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.140277][  T550]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.140278][  T550]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.140282][  T550]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.140285][  T550]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.140288][  T550]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.140289][  T550]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.140294][  T550]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   48.140296][  T550]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.140300][  T550]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.140302][  T550]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.140305][  T550]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.140311][  T550]  ? 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))
[   48.140313][  T550]  ? 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))
[   48.140317][  T550]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.140321][  T550]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.140324][  T550]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   48.140328][  T550]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.140332][  T550]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   48.140333][  T550]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.140337][  T550]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   48.140340][  T550]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   48.140344][  T550]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.140347][  T550]  ? copy_msghdr_from_user (net/socket.c:2650)
[   48.140349][  T550]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   48.140351][  T550]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   48.140358][  T550]  ___sys_sendmsg (net/socket.c:2767)
[   48.140361][  T550]  ? copy_msghdr_from_user (net/socket.c:2619)
[   48.140378][  T550]  __sys_sendmsg (net/socket.c:2799)
[   48.140381][  T550]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   48.140388][  T550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.140391][  T550]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.140394][  T550]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   48.140397][  T550]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.140400][  T550] RIP: 0033:0x7faf16ff054e
[   48.140404][  T550] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.140406][  T550] RSP: 002b:00007ffcdbb6fea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.140408][  T550] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007faf16ff054e
[   48.140410][  T550] RDX: 0000000000000000 RSI: 00007ffcdbb6ff50 RDI: 0000000000000005
[   48.140411][  T550] RBP: 00007ffcdbb6feb0 R08: 0000000000000000 R09: 0000000000000000
[   48.140412][  T550] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d4d
[   48.140413][  T550] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcdbb70620
| [   49.277709][  T559] softirqs last disabled at (19314): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   49.277712][  T559] Preemption disabled at:
| [   49.277712][  T559] vprintk_emit (kernel/printk/printk.c:2471)
| [   49.277721][  T559] Tainted: [W]=WARN
[   49.277722][  T559] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.277724][  T559] Call Trace:
[   49.277726][  T559]  <TASK>
[   49.277728][  T559]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   49.277733][  T559]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   49.277735][  T559]  __might_resched.cold (kernel/sched/core.c:9234)
[   49.277739][  T559]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   49.277743][  T559]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   49.277748][  T559]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   49.277750][  T559]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.277757][  T559]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.277760][  T559]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.277764][  T559]  put_chars (drivers/char/virtio_console.c:1176)
[   49.277767][  T559]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   49.277770][  T559]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.277774][  T559]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   49.277779][  T559]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   49.277783][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.277785][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.277790][  T559]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   49.277794][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.277796][  T559]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.277801][  T559]  console_emit_next_record (kernel/printk/printk.c:3183)
[   49.277805][  T559]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   49.277806][  T559]  ? 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))
[   49.277809][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.277811][  T559]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.277815][  T559]  console_flush_one_record (kernel/printk/printk.c:3268)
[   49.277819][  T559]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   49.277821][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.277827][  T559]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   49.277829][  T559]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   49.277831][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.277833][  T559]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   49.277837][  T559]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   49.277839][  T559]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   49.277842][  T559]  vprintk_emit (kernel/printk/printk.c:2479)
[   49.277845][  T559]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   49.277847][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.277850][  T559]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   49.277852][  T559]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   49.277856][  T559]  _printk (kernel/printk/printk.c:2504)
[   49.277860][  T559]  ? snapshot_read.cold (user.c:?)
[   49.277861][  T559]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   49.277864][  T559]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.277867][  T559]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   49.277869][  T559]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   49.277872][  T559]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   49.277875][  T559]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   49.277877][  T559]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   49.277880][  T559]  ? netdev_notice (net/core/dev.c:13194)
[   49.277883][  T559]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   49.277886][  T559]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   49.277889][  T559]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   49.277893][  T559]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   49.277895][  T559]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   49.277898][  T559]  ? 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))
[   49.277905][  T559]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   49.277907][  T559]  ? __kernel_text_address (kernel/extable.c:79)
[   49.277910][  T559]  ? write_profile (profile.c:?)
[   49.277915][  T559]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   49.277925][  T559]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   49.277930][  T559]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   49.277933][  T559]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   49.277934][  T559]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.277936][  T559]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.277940][  T559]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   49.277942][  T559]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.277944][  T559]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   49.277948][  T559]  ? kasan_save_stack (mm/kasan/common.c:58)
[   49.277950][  T559]  ? kasan_save_stack (mm/kasan/common.c:57)
[   49.277952][  T559]  ? kasan_save_track (mm/kasan/common.c:78)
[   49.277955][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.277957][  T559]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   49.277960][  T559]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   49.277965][  T559]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   49.277968][  T559]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   49.277970][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.277972][  T559]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.277974][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.277976][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.277977][  T559]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   49.277980][  T559]  ? __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)
[   49.277984][  T559]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   49.277986][  T559]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   49.277990][  T559]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   49.277992][  T559]  ? nla_get_range_signed (lib/nlattr.c:270)
[   49.277998][  T559]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   49.278003][  T559]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   49.278009][  T559]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.278011][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.278016][  T559]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   49.278018][  T559]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   49.278020][  T559]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.278022][  T559]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   49.278026][  T559]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.278028][  T559]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.278031][  T559]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.278033][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.278038][  T559]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   49.278040][  T559]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   49.278044][  T559]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   49.278046][  T559]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.278049][  T559]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.278057][  T559]  ? 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))
[   49.278059][  T559]  ? 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))
[   49.278063][  T559]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.278067][  T559]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.278070][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   49.278074][  T559]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.278078][  T559]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   49.278080][  T559]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   49.278083][  T559]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   49.278087][  T559]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   49.278091][  T559]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.278093][  T559]  ? copy_msghdr_from_user (net/socket.c:2650)
[   49.278096][  T559]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   49.278098][  T559]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   49.278105][  T559]  ___sys_sendmsg (net/socket.c:2767)
[   49.278108][  T559]  ? copy_msghdr_from_user (net/socket.c:2619)
[   49.278124][  T559]  __sys_sendmsg (net/socket.c:2799)
[   49.278128][  T559]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   49.278134][  T559]  ? 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)
[   49.278137][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.278141][  T559]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.278143][  T559]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   49.278147][  T559]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.278149][  T559] RIP: 0033:0x7f852473654e
[   49.278153][  T559] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.278155][  T559] RSP: 002b:00007ffcded9c6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.278158][  T559] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f852473654e
[   49.278159][  T559] RDX: 0000000000000000 RSI: 00007ffcded9c770 RDI: 0000000000000005
[   49.278160][  T559] RBP: 00007ffcded9c6d0 R08: 0000000000000000 R09: 0000000000000000
[   49.278161][  T559] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d4e
[   49.278162][  T559] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcded9ce40
| [   50.316655][  T568] softirqs last disabled at (26020): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   50.316658][  T568] Preemption disabled at:
| [   50.316658][  T568] vprintk_emit (kernel/printk/printk.c:2471)
| [   50.316668][  T568] Tainted: [W]=WARN
[   50.316669][  T568] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.316670][  T568] Call Trace:
[   50.316672][  T568]  <TASK>
[   50.316674][  T568]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   50.316679][  T568]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   50.316681][  T568]  __might_resched.cold (kernel/sched/core.c:9234)
[   50.316685][  T568]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   50.316689][  T568]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   50.316694][  T568]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   50.316697][  T568]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.316703][  T568]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   50.316706][  T568]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.316709][  T568]  put_chars (drivers/char/virtio_console.c:1176)
[   50.316712][  T568]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   50.316716][  T568]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.316720][  T568]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   50.316724][  T568]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   50.316728][  T568]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.316730][  T568]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.316735][  T568]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   50.316738][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.316741][  T568]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.316745][  T568]  console_emit_next_record (kernel/printk/printk.c:3183)
[   50.316749][  T568]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   50.316750][  T568]  ? 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))
[   50.316753][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.316755][  T568]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.316759][  T568]  console_flush_one_record (kernel/printk/printk.c:3268)
[   50.316763][  T568]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   50.316765][  T568]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.316770][  T568]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   50.316773][  T568]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   50.316774][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.316776][  T568]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   50.316780][  T568]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   50.316782][  T568]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   50.316785][  T568]  vprintk_emit (kernel/printk/printk.c:2479)
[   50.316789][  T568]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   50.316791][  T568]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.316793][  T568]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   50.316795][  T568]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   50.316799][  T568]  _printk (kernel/printk/printk.c:2504)
[   50.316803][  T568]  ? snapshot_read.cold (user.c:?)
[   50.316804][  T568]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   50.316807][  T568]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.316809][  T568]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   50.316812][  T568]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   50.316815][  T568]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   50.316818][  T568]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.316820][  T568]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   50.316823][  T568]  ? netdev_notice (net/core/dev.c:13194)
[   50.316826][  T568]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.316829][  T568]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.316832][  T568]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   50.316836][  T568]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.316838][  T568]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   50.316841][  T568]  ? 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))
[   50.316848][  T568]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   50.316850][  T568]  ? __kernel_text_address (kernel/extable.c:79)
[   50.316853][  T568]  ? write_profile (profile.c:?)
[   50.316857][  T568]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   50.316863][  T568]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.316867][  T568]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   50.316870][  T568]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   50.316871][  T568]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.316873][  T568]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.316877][  T568]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   50.316879][  T568]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.316881][  T568]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   50.316884][  T568]  ? kasan_save_stack (mm/kasan/common.c:58)
[   50.316887][  T568]  ? kasan_save_stack (mm/kasan/common.c:57)
[   50.316889][  T568]  ? kasan_save_track (mm/kasan/common.c:78)
[   50.316892][  T568]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.316894][  T568]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   50.316897][  T568]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   50.316902][  T568]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.316906][  T568]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   50.316909][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.316911][  T568]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.316913][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.316914][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.316916][  T568]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   50.316919][  T568]  ? __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)
[   50.316922][  T568]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   50.316929][  T568]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   50.316932][  T568]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   50.316934][  T568]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.316940][  T568]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   50.316945][  T568]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   50.316951][  T568]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.316953][  T568]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.316958][  T568]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.316960][  T568]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.316962][  T568]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.316964][  T568]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.316968][  T568]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.316970][  T568]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.316973][  T568]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.316974][  T568]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.316979][  T568]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.316981][  T568]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.316985][  T568]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   50.316987][  T568]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.316990][  T568]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.316996][  T568]  ? 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))
[   50.316998][  T568]  ? 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))
[   50.317002][  T568]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.317006][  T568]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.317009][  T568]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   50.317013][  T568]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.317017][  T568]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   50.317018][  T568]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.317022][  T568]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   50.317025][  T568]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   50.317029][  T568]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   50.317032][  T568]  ? copy_msghdr_from_user (net/socket.c:2650)
[   50.317034][  T568]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   50.317036][  T568]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   50.317044][  T568]  ___sys_sendmsg (net/socket.c:2767)
[   50.317046][  T568]  ? copy_msghdr_from_user (net/socket.c:2619)
[   50.317063][  T568]  __sys_sendmsg (net/socket.c:2799)
[   50.317066][  T568]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   50.317073][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.317076][  T568]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.317079][  T568]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   50.317082][  T568]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.317085][  T568] RIP: 0033:0x7f3604bb154e
[   50.317088][  T568] 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
[   50.317090][  T568] RSP: 002b:00007ffeadc0aae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.317093][  T568] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3604bb154e
[   50.317095][  T568] RDX: 0000000000000000 RSI: 00007ffeadc0ab90 RDI: 0000000000000005
[   50.317095][  T568] RBP: 00007ffeadc0aaf0 R08: 0000000000000000 R09: 0000000000000000
[   50.317096][  T568] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d4f
[   50.317097][  T568] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeadc0b260
| [   51.411529][  T579] softirqs last disabled at (21864): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   51.411532][  T579] Preemption disabled at:
| [   51.411533][  T579] vprintk_emit (kernel/printk/printk.c:2471)
| [   51.411542][  T579] Tainted: [W]=WARN
[   51.411543][  T579] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.411545][  T579] Call Trace:
[   51.411546][  T579]  <TASK>
[   51.411548][  T579]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   51.411553][  T579]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   51.411555][  T579]  __might_resched.cold (kernel/sched/core.c:9234)
[   51.411560][  T579]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   51.411563][  T579]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   51.411569][  T579]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   51.411571][  T579]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.411578][  T579]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.411581][  T579]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.411585][  T579]  put_chars (drivers/char/virtio_console.c:1176)
[   51.411588][  T579]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   51.411592][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.411596][  T579]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   51.411601][  T579]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   51.411604][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.411606][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.411612][  T579]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   51.411617][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.411620][  T579]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.411625][  T579]  console_emit_next_record (kernel/printk/printk.c:3183)
[   51.411629][  T579]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   51.411630][  T579]  ? 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))
[   51.411633][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.411635][  T579]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.411640][  T579]  console_flush_one_record (kernel/printk/printk.c:3268)
[   51.411644][  T579]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   51.411645][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.411651][  T579]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   51.411653][  T579]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   51.411654][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.411656][  T579]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   51.411660][  T579]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   51.411662][  T579]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   51.411665][  T579]  vprintk_emit (kernel/printk/printk.c:2479)
[   51.411669][  T579]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   51.411671][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.411673][  T579]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   51.411675][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   51.411679][  T579]  _printk (kernel/printk/printk.c:2504)
[   51.411682][  T579]  ? snapshot_read.cold (user.c:?)
[   51.411684][  T579]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   51.411687][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.411689][  T579]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   51.411692][  T579]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   51.411695][  T579]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   51.411698][  T579]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   51.411700][  T579]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   51.411703][  T579]  ? netdev_notice (net/core/dev.c:13194)
[   51.411706][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.411709][  T579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.411712][  T579]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   51.411715][  T579]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   51.411718][  T579]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   51.411721][  T579]  ? 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))
[   51.411727][  T579]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   51.411730][  T579]  ? __kernel_text_address (kernel/extable.c:79)
[   51.411733][  T579]  ? write_profile (profile.c:?)
[   51.411737][  T579]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   51.411742][  T579]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   51.411747][  T579]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   51.411750][  T579]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   51.411751][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.411753][  T579]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.411757][  T579]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   51.411759][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.411761][  T579]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   51.411764][  T579]  ? kasan_save_stack (mm/kasan/common.c:58)
[   51.411767][  T579]  ? kasan_save_stack (mm/kasan/common.c:57)
[   51.411769][  T579]  ? kasan_save_track (mm/kasan/common.c:78)
[   51.411772][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.411774][  T579]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   51.411777][  T579]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   51.411782][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.411785][  T579]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   51.411787][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.411789][  T579]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.411791][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.411792][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.411794][  T579]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   51.411797][  T579]  ? __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)
[   51.411800][  T579]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   51.411803][  T579]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   51.411806][  T579]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   51.411808][  T579]  ? nla_get_range_signed (lib/nlattr.c:270)
[   51.411814][  T579]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   51.411820][  T579]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   51.411825][  T579]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   51.411827][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.411832][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.411835][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.411837][  T579]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   51.411839][  T579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.411843][  T579]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   51.411845][  T579]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   51.411848][  T579]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.411850][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.411855][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.411857][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.411861][  T579]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   51.411863][  T579]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.411866][  T579]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.411872][  T579]  ? 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))
[   51.411874][  T579]  ? 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))
[   51.411878][  T579]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.411882][  T579]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.411885][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   51.411890][  T579]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   51.411894][  T579]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   51.411895][  T579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.411898][  T579]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   51.411902][  T579]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   51.411906][  T579]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   51.411909][  T579]  ? copy_msghdr_from_user (net/socket.c:2650)
[   51.411911][  T579]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   51.411913][  T579]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   51.411921][  T579]  ___sys_sendmsg (net/socket.c:2767)
[   51.411924][  T579]  ? copy_msghdr_from_user (net/socket.c:2619)
[   51.411947][  T579]  __sys_sendmsg (net/socket.c:2799)
[   51.411950][  T579]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   51.411957][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.411961][  T579]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   51.411964][  T579]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   51.411967][  T579]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.411969][  T579] RIP: 0033:0x7fa049ecb54e
[   51.411974][  T579] 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
[   51.411975][  T579] RSP: 002b:00007ffcc4c18fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.411978][  T579] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa049ecb54e
[   51.411980][  T579] RDX: 0000000000000000 RSI: 00007ffcc4c19080 RDI: 0000000000000005
[   51.411981][  T579] RBP: 00007ffcc4c18fe0 R08: 0000000000000000 R09: 0000000000000000
[   51.411981][  T579] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d50
[   51.411982][  T579] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcc4c19750
| [   52.657320][  T589] softirqs last disabled at (29810): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   52.657323][  T589] Preemption disabled at:
| [   52.657324][  T589] vprintk_emit (kernel/printk/printk.c:2471)
| [   52.657336][  T589] Tainted: [W]=WARN
[   52.657338][  T589] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.657340][  T589] Call Trace:
[   52.657343][  T589]  <TASK>
[   52.657345][  T589]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   52.657351][  T589]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   52.657354][  T589]  __might_resched.cold (kernel/sched/core.c:9234)
[   52.657360][  T589]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   52.657365][  T589]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   52.657373][  T589]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   52.657377][  T589]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.657386][  T589]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.657390][  T589]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.657396][  T589]  put_chars (drivers/char/virtio_console.c:1176)
[   52.657400][  T589]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   52.657407][  T589]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.657412][  T589]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.657419][  T589]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   52.657425][  T589]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.657427][  T589]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.657436][  T589]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   52.657442][  T589]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.657446][  T589]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.657453][  T589]  console_emit_next_record (kernel/printk/printk.c:3183)
[   52.657459][  T589]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   52.657461][  T589]  ? 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))
[   52.657466][  T589]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.657469][  T589]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.657477][  T589]  console_flush_one_record (kernel/printk/printk.c:3268)
[   52.657484][  T589]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   52.657486][  T589]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.657496][  T589]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   52.657500][  T589]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   52.657502][  T589]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.657506][  T589]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   52.657513][  T589]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   52.657516][  T589]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   52.657521][  T589]  vprintk_emit (kernel/printk/printk.c:2479)
[   52.657527][  T589]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   52.657530][  T589]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.657533][  T589]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   52.657536][  T589]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   52.657542][  T589]  _printk (kernel/printk/printk.c:2504)
[   52.657547][  T589]  ? snapshot_read.cold (user.c:?)
[   52.657550][  T589]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   52.657555][  T589]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.657558][  T589]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.657562][  T589]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   52.657567][  T589]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   52.657571][  T589]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.657575][  T589]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   52.657579][  T589]  ? netdev_notice (net/core/dev.c:13194)
[   52.657584][  T589]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.657589][  T589]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.657594][  T589]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   52.657600][  T589]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.657604][  T589]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   52.657609][  T589]  ? 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))
[   52.657621][  T589]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   52.657625][  T589]  ? __kernel_text_address (kernel/extable.c:79)
[   52.657629][  T589]  ? write_profile (profile.c:?)
[   52.657636][  T589]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   52.657645][  T589]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.657653][  T589]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   52.657657][  T589]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   52.657659][  T589]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.657662][  T589]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.657667][  T589]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   52.657671][  T589]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.657674][  T589]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.657679][  T589]  ? kasan_save_stack (mm/kasan/common.c:58)
[   52.657683][  T589]  ? kasan_save_stack (mm/kasan/common.c:57)
[   52.657685][  T589]  ? kasan_save_track (mm/kasan/common.c:78)
[   52.657690][  T589]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.657694][  T589]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   52.657698][  T589]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   52.657705][  T589]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.657709][  T589]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   52.657714][  T589]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.657717][  T589]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.657720][  T589]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.657722][  T589]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.657726][  T589]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   52.657730][  T589]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   52.657735][  T589]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   52.657739][  T589]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   52.657745][  T589]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   52.657748][  T589]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.657758][  T589]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   52.657769][  T589]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   52.657779][  T589]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.657783][  T589]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.657792][  T589]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.657795][  T589]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.657798][  T589]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.657802][  T589]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.657809][  T589]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.657813][  T589]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   52.657818][  T589]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.657821][  T589]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.657829][  T589]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.657833][  T589]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.657839][  T589]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   52.657842][  T589]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.657848][  T589]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.657860][  T589]  ? 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))
[   52.657862][  T589]  ? 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))
[   52.657871][  T589]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.657878][  T589]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.657883][  T589]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   52.657891][  T589]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   52.657898][  T589]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   52.657900][  T589]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.657906][  T589]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   52.657911][  T589]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   52.657918][  T589]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   52.657923][  T589]  ? copy_msghdr_from_user (net/socket.c:2650)
[   52.657926][  T589]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   52.657929][  T589]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   52.657947][  T589]  ___sys_sendmsg (net/socket.c:2767)
[   52.657952][  T589]  ? copy_msghdr_from_user (net/socket.c:2619)
[   52.657984][  T589]  __sys_sendmsg (net/socket.c:2799)
[   52.657990][  T589]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   52.658001][  T589]  ? 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)
[   52.658006][  T589]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.658012][  T589]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   52.658015][  T589]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   52.658021][  T589]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.658024][  T589] RIP: 0033:0x7fbd22f5354e
[   52.658030][  T589] 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
[   52.658033][  T589] RSP: 002b:00007ffe05295fc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.658037][  T589] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbd22f5354e
[   52.658039][  T589] RDX: 0000000000000000 RSI: 00007ffe05296070 RDI: 0000000000000005
[   52.658041][  T589] RBP: 00007ffe05295fd0 R08: 0000000000000000 R09: 0000000000000000
[   52.658042][  T589] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d52
[   52.658044][  T589] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe05296740
| [   53.777421][  T594] softirqs last disabled at (24252): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   53.777425][  T594] Preemption disabled at:
| [   53.777426][  T594] vprintk_emit (kernel/printk/printk.c:2471)
| [   53.777438][  T594] Tainted: [W]=WARN
[   53.777439][  T594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.777442][  T594] Call Trace:
[   53.777444][  T594]  <TASK>
[   53.777446][  T594]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   53.777453][  T594]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   53.777456][  T594]  __might_resched.cold (kernel/sched/core.c:9234)
[   53.777462][  T594]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   53.777467][  T594]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   53.777475][  T594]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   53.777479][  T594]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.777488][  T594]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   53.777492][  T594]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.777498][  T594]  put_chars (drivers/char/virtio_console.c:1176)
[   53.777502][  T594]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   53.777509][  T594]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.777514][  T594]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   53.777522][  T594]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   53.777527][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.777530][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.777538][  T594]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   53.777544][  T594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.777548][  T594]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.777556][  T594]  console_emit_next_record (kernel/printk/printk.c:3183)
[   53.777562][  T594]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   53.777564][  T594]  ? 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))
[   53.777569][  T594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.777573][  T594]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.777580][  T594]  console_flush_one_record (kernel/printk/printk.c:3268)
[   53.777587][  T594]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   53.777590][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.777600][  T594]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   53.777604][  T594]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   53.777606][  T594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.777610][  T594]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   53.777619][  T594]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   53.777622][  T594]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   53.777627][  T594]  vprintk_emit (kernel/printk/printk.c:2479)
[   53.777633][  T594]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   53.777637][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.777640][  T594]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   53.777643][  T594]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   53.777650][  T594]  _printk (kernel/printk/printk.c:2504)
[   53.777655][  T594]  ? snapshot_read.cold (user.c:?)
[   53.777658][  T594]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   53.777663][  T594]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.777666][  T594]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   53.777670][  T594]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   53.777675][  T594]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   53.777680][  T594]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.777684][  T594]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   53.777688][  T594]  ? netdev_notice (net/core/dev.c:13194)
[   53.777693][  T594]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.777698][  T594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.777703][  T594]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   53.777709][  T594]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.777713][  T594]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   53.777718][  T594]  ? 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))
[   53.777727][  T594]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   53.777731][  T594]  ? __kernel_text_address (kernel/extable.c:79)
[   53.777735][  T594]  ? write_profile (profile.c:?)
[   53.777741][  T594]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   53.777750][  T594]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.777758][  T594]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   53.777761][  T594]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   53.777763][  T594]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   53.777767][  T594]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.777772][  T594]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   53.777775][  T594]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.777778][  T594]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   53.777783][  T594]  ? kasan_save_stack (mm/kasan/common.c:58)
[   53.777787][  T594]  ? kasan_save_stack (mm/kasan/common.c:57)
[   53.777789][  T594]  ? kasan_save_track (mm/kasan/common.c:78)
[   53.777794][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.777797][  T594]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   53.777802][  T594]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   53.777809][  T594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   53.777813][  T594]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   53.777818][  T594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.777821][  T594]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.777824][  T594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.777826][  T594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.777829][  T594]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   53.777834][  T594]  ? __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)
[   53.777839][  T594]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   53.777843][  T594]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   53.777849][  T594]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   53.777852][  T594]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.777862][  T594]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   53.777872][  T594]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   53.777883][  T594]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.777886][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.777895][  T594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   53.777898][  T594]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.777901][  T594]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.777905][  T594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.777912][  T594]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.777916][  T594]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.777921][  T594]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.777923][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.777932][  T594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   53.777941][  T594]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.777949][  T594]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.777951][  T594]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.777957][  T594]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.777969][  T594]  ? 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))
[   53.777971][  T594]  ? 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))
[   53.777980][  T594]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.777986][  T594]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.777992][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   53.777999][  T594]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.778006][  T594]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   53.778008][  T594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.778014][  T594]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   53.778019][  T594]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   53.778027][  T594]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   53.778031][  T594]  ? copy_msghdr_from_user (net/socket.c:2650)
[   53.778034][  T594]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   53.778037][  T594]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   53.778053][  T594]  ___sys_sendmsg (net/socket.c:2767)
[   53.778058][  T594]  ? copy_msghdr_from_user (net/socket.c:2619)
[   53.778090][  T594]  __sys_sendmsg (net/socket.c:2799)
[   53.778095][  T594]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   53.778107][  T594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.778113][  T594]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.778117][  T594]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   53.778122][  T594]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.778126][  T594] RIP: 0033:0x7f31066dd54e
[   53.778131][  T594] 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
[   53.778134][  T594] RSP: 002b:00007fff8996b300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.778138][  T594] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f31066dd54e
[   53.778140][  T594] RDX: 0000000000000000 RSI: 00007fff8996b3b0 RDI: 0000000000000005
[   53.778141][  T594] RBP: 00007fff8996b310 R08: 0000000000000000 R09: 0000000000000000
[   53.778143][  T594] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d53
[   53.778144][  T594] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff8996ba80
| [   54.853379][  T603] softirqs last disabled at (20946): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   54.853381][  T603] Preemption disabled at:
| [   54.853382][  T603] vprintk_emit (kernel/printk/printk.c:2471)
| [   54.853391][  T603] Tainted: [W]=WARN
[   54.853392][  T603] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.853395][  T603] Call Trace:
[   54.853396][  T603]  <TASK>
[   54.853398][  T603]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   54.853403][  T603]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   54.853404][  T603]  __might_resched.cold (kernel/sched/core.c:9234)
[   54.853409][  T603]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   54.853412][  T603]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   54.853417][  T603]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   54.853420][  T603]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.853426][  T603]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   54.853429][  T603]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.853432][  T603]  put_chars (drivers/char/virtio_console.c:1176)
[   54.853435][  T603]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   54.853439][  T603]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.853443][  T603]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   54.853447][  T603]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   54.853451][  T603]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.853453][  T603]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.853458][  T603]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   54.853461][  T603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.853464][  T603]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.853468][  T603]  console_emit_next_record (kernel/printk/printk.c:3183)
[   54.853472][  T603]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   54.853473][  T603]  ? 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))
[   54.853476][  T603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.853477][  T603]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.853481][  T603]  console_flush_one_record (kernel/printk/printk.c:3268)
[   54.853485][  T603]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   54.853490][  T603]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   54.853493][  T603]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   54.853494][  T603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.853496][  T603]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   54.853500][  T603]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   54.853503][  T603]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   54.853506][  T603]  vprintk_emit (kernel/printk/printk.c:2479)
[   54.853509][  T603]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   54.853511][  T603]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.853513][  T603]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   54.853515][  T603]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   54.853519][  T603]  _printk (kernel/printk/printk.c:2504)
[   54.853523][  T603]  ? snapshot_read.cold (user.c:?)
[   54.853524][  T603]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   54.853527][  T603]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.853529][  T603]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   54.853532][  T603]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   54.853535][  T603]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   54.853538][  T603]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   54.853540][  T603]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   54.853543][  T603]  ? netdev_notice (net/core/dev.c:13194)
[   54.853545][  T603]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   54.853548][  T603]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.853551][  T603]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   54.853555][  T603]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   54.853557][  T603]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   54.853560][  T603]  ? 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))
[   54.853566][  T603]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   54.853569][  T603]  ? __kernel_text_address (kernel/extable.c:79)
[   54.853572][  T603]  ? write_profile (profile.c:?)
[   54.853576][  T603]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   54.853581][  T603]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   54.853586][  T603]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   54.853588][  T603]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   54.853589][  T603]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.853592][  T603]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.853595][  T603]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   54.853598][  T603]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.853599][  T603]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   54.853602][  T603]  ? kasan_save_stack (mm/kasan/common.c:58)
[   54.853605][  T603]  ? kasan_save_stack (mm/kasan/common.c:57)
[   54.853607][  T603]  ? kasan_save_track (mm/kasan/common.c:78)
[   54.853610][  T603]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.853613][  T603]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   54.853617][  T603]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   54.853622][  T603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.853625][  T603]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   54.853627][  T603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.853629][  T603]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.853631][  T603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.853632][  T603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.853634][  T603]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   54.853637][  T603]  ? __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)
[   54.853639][  T603]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   54.853641][  T603]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   54.853644][  T603]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   54.853646][  T603]  ? nla_get_range_signed (lib/nlattr.c:270)
[   54.853652][  T603]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   54.853657][  T603]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   54.853663][  T603]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.853665][  T603]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.853669][  T603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.853671][  T603]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   54.853673][  T603]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.853675][  T603]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.853679][  T603]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.853681][  T603]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   54.853684][  T603]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.853686][  T603]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.853690][  T603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.853692][  T603]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   54.853696][  T603]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   54.853698][  T603]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.853701][  T603]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.853707][  T603]  ? 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))
[   54.853709][  T603]  ? 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))
[   54.853713][  T603]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.853717][  T603]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.853719][  T603]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   54.853724][  T603]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   54.853727][  T603]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   54.853729][  T603]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.853732][  T603]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   54.853736][  T603]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   54.853740][  T603]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   54.853742][  T603]  ? copy_msghdr_from_user (net/socket.c:2650)
[   54.853744][  T603]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   54.853746][  T603]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   54.853753][  T603]  ___sys_sendmsg (net/socket.c:2767)
[   54.853756][  T603]  ? copy_msghdr_from_user (net/socket.c:2619)
[   54.853772][  T603]  __sys_sendmsg (net/socket.c:2799)
[   54.853776][  T603]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   54.853782][  T603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.853785][  T603]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   54.853787][  T603]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   54.853790][  T603]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.853793][  T603] RIP: 0033:0x7f06d15af54e
[   54.853796][  T603] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.853798][  T603] RSP: 002b:00007fff5669e680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.853801][  T603] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f06d15af54e
[   54.853802][  T603] RDX: 0000000000000000 RSI: 00007fff5669e730 RDI: 0000000000000005
[   54.853803][  T603] RBP: 00007fff5669e690 R08: 0000000000000000 R09: 0000000000000000
[   54.853804][  T603] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d54
[   54.853805][  T603] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff5669ee00
| [   55.887512][  T612] softirqs last disabled at (26804): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   55.887514][  T612] Preemption disabled at:
| [   55.887515][  T612] vprintk_emit (kernel/printk/printk.c:2471)
| [   55.887524][  T612] Tainted: [W]=WARN
[   55.887525][  T612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.887527][  T612] Call Trace:
[   55.887529][  T612]  <TASK>
[   55.887530][  T612]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   55.887536][  T612]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   55.887537][  T612]  __might_resched.cold (kernel/sched/core.c:9234)
[   55.887542][  T612]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   55.887545][  T612]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   55.887551][  T612]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   55.887554][  T612]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.887560][  T612]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   55.887563][  T612]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.887567][  T612]  put_chars (drivers/char/virtio_console.c:1176)
[   55.887570][  T612]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   55.887574][  T612]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.887577][  T612]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.887582][  T612]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   55.887586][  T612]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.887588][  T612]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.887592][  T612]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   55.887596][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.887599][  T612]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.887603][  T612]  console_emit_next_record (kernel/printk/printk.c:3183)
[   55.887607][  T612]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   55.887608][  T612]  ? 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))
[   55.887612][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.887615][  T612]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.887620][  T612]  console_flush_one_record (kernel/printk/printk.c:3268)
[   55.887624][  T612]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   55.887625][  T612]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.887631][  T612]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   55.887633][  T612]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   55.887635][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.887636][  T612]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   55.887640][  T612]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   55.887642][  T612]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   55.887645][  T612]  vprintk_emit (kernel/printk/printk.c:2479)
[   55.887649][  T612]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   55.887651][  T612]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.887653][  T612]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   55.887655][  T612]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   55.887659][  T612]  _printk (kernel/printk/printk.c:2504)
[   55.887663][  T612]  ? snapshot_read.cold (user.c:?)
[   55.887664][  T612]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   55.887667][  T612]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.887669][  T612]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.887672][  T612]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   55.887675][  T612]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   55.887678][  T612]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   55.887680][  T612]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   55.887683][  T612]  ? netdev_notice (net/core/dev.c:13194)
[   55.887686][  T612]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.887689][  T612]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.887692][  T612]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   55.887695][  T612]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   55.887698][  T612]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   55.887701][  T612]  ? 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))
[   55.887707][  T612]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   55.887709][  T612]  ? __kernel_text_address (kernel/extable.c:79)
[   55.887713][  T612]  ? write_profile (profile.c:?)
[   55.887717][  T612]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   55.887722][  T612]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   55.887727][  T612]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   55.887730][  T612]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   55.887731][  T612]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   55.887733][  T612]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.887737][  T612]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   55.887739][  T612]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.887741][  T612]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.887744][  T612]  ? kasan_save_stack (mm/kasan/common.c:58)
[   55.887747][  T612]  ? kasan_save_stack (mm/kasan/common.c:57)
[   55.887749][  T612]  ? kasan_save_track (mm/kasan/common.c:78)
[   55.887752][  T612]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.887754][  T612]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   55.887757][  T612]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   55.887762][  T612]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.887764][  T612]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   55.887767][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.887769][  T612]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.887771][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.887772][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.887774][  T612]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   55.887777][  T612]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   55.887781][  T612]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   55.887783][  T612]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   55.887786][  T612]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   55.887788][  T612]  ? nla_get_range_signed (lib/nlattr.c:270)
[   55.887794][  T612]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   55.887799][  T612]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   55.887805][  T612]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.887807][  T612]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.887812][  T612]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.887814][  T612]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.887816][  T612]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.887818][  T612]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.887822][  T612]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.887824][  T612]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   55.887827][  T612]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.887828][  T612]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.887833][  T612]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.887835][  T612]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.887839][  T612]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   55.887841][  T612]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.887844][  T612]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.887850][  T612]  ? 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))
[   55.887851][  T612]  ? 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))
[   55.887856][  T612]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.887860][  T612]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.887863][  T612]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   55.887867][  T612]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   55.887871][  T612]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   55.887872][  T612]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.887875][  T612]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   55.887879][  T612]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   55.887883][  T612]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   55.887886][  T612]  ? copy_msghdr_from_user (net/socket.c:2650)
[   55.887888][  T612]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   55.887890][  T612]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   55.887897][  T612]  ___sys_sendmsg (net/socket.c:2767)
[   55.887900][  T612]  ? copy_msghdr_from_user (net/socket.c:2619)
[   55.887917][  T612]  __sys_sendmsg (net/socket.c:2799)
[   55.887920][  T612]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   55.887927][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.887930][  T612]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   55.887933][  T612]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   55.887936][  T612]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.887939][  T612] RIP: 0033:0x7f5c3b52054e
[   55.887948][  T612] 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
[   55.887950][  T612] RSP: 002b:00007fff4f5f6c40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.887953][  T612] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5c3b52054e
[   55.887954][  T612] RDX: 0000000000000000 RSI: 00007fff4f5f6cf0 RDI: 0000000000000005
[   55.887955][  T612] RBP: 00007fff4f5f6c50 R08: 0000000000000000 R09: 0000000000000000
[   55.887956][  T612] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d55
[   55.887957][  T612] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff4f5f73c0
| [   57.021784][  T620] softirqs last disabled at (22160): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   57.021787][  T620] Preemption disabled at:
| [   57.021788][  T620] vprintk_emit (kernel/printk/printk.c:2471)
| [   57.021797][  T620] Tainted: [W]=WARN
[   57.021798][  T620] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.021799][  T620] Call Trace:
[   57.021801][  T620]  <TASK>
[   57.021803][  T620]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   57.021808][  T620]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   57.021810][  T620]  __might_resched.cold (kernel/sched/core.c:9234)
[   57.021815][  T620]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   57.021818][  T620]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   57.021824][  T620]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   57.021826][  T620]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.021833][  T620]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   57.021836][  T620]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.021840][  T620]  put_chars (drivers/char/virtio_console.c:1176)
[   57.021843][  T620]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   57.021847][  T620]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.021851][  T620]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.021856][  T620]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   57.021859][  T620]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.021861][  T620]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.021866][  T620]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   57.021870][  T620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.021872][  T620]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.021877][  T620]  console_emit_next_record (kernel/printk/printk.c:3183)
[   57.021880][  T620]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   57.021882][  T620]  ? 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))
[   57.021884][  T620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.021886][  T620]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.021891][  T620]  console_flush_one_record (kernel/printk/printk.c:3268)
[   57.021895][  T620]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   57.021896][  T620]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.021902][  T620]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   57.021904][  T620]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   57.021906][  T620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.021908][  T620]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   57.021912][  T620]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   57.021914][  T620]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   57.021917][  T620]  vprintk_emit (kernel/printk/printk.c:2479)
[   57.021920][  T620]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   57.021922][  T620]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.021925][  T620]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   57.021927][  T620]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   57.021931][  T620]  _printk (kernel/printk/printk.c:2504)
[   57.021935][  T620]  ? snapshot_read.cold (user.c:?)
[   57.021937][  T620]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   57.021940][  T620]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.021942][  T620]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.021944][  T620]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   57.021953][  T620]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   57.021956][  T620]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.021958][  T620]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   57.021961][  T620]  ? netdev_notice (net/core/dev.c:13194)
[   57.021964][  T620]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.021967][  T620]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.021970][  T620]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   57.021974][  T620]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.021976][  T620]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   57.021979][  T620]  ? 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))
[   57.021986][  T620]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   57.021988][  T620]  ? __kernel_text_address (kernel/extable.c:79)
[   57.021992][  T620]  ? write_profile (profile.c:?)
[   57.021996][  T620]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   57.022001][  T620]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.022007][  T620]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   57.022009][  T620]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   57.022011][  T620]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   57.022013][  T620]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.022016][  T620]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   57.022019][  T620]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.022021][  T620]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.022024][  T620]  ? kasan_save_stack (mm/kasan/common.c:58)
[   57.022027][  T620]  ? kasan_save_stack (mm/kasan/common.c:57)
[   57.022028][  T620]  ? kasan_save_track (mm/kasan/common.c:78)
[   57.022031][  T620]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.022034][  T620]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   57.022037][  T620]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   57.022042][  T620]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.022044][  T620]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   57.022047][  T620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.022052][  T620]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.022054][  T620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.022055][  T620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.022057][  T620]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   57.022060][  T620]  ? __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)
[   57.022064][  T620]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   57.022066][  T620]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   57.022070][  T620]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   57.022071][  T620]  ? nla_get_range_signed (lib/nlattr.c:270)
[   57.022078][  T620]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   57.022083][  T620]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   57.022088][  T620]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   57.022090][  T620]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.022095][  T620]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.022097][  T620]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.022099][  T620]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   57.022101][  T620]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.022105][  T620]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   57.022107][  T620]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   57.022111][  T620]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.022112][  T620]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.022117][  T620]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.022119][  T620]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.022123][  T620]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   57.022125][  T620]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.022128][  T620]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.022134][  T620]  ? 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))
[   57.022136][  T620]  ? 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))
[   57.022140][  T620]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.022144][  T620]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.022147][  T620]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   57.022152][  T620]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   57.022155][  T620]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   57.022157][  T620]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.022160][  T620]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   57.022164][  T620]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   57.022168][  T620]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   57.022171][  T620]  ? copy_msghdr_from_user (net/socket.c:2650)
[   57.022173][  T620]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   57.022175][  T620]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   57.022183][  T620]  ___sys_sendmsg (net/socket.c:2767)
[   57.022186][  T620]  ? copy_msghdr_from_user (net/socket.c:2619)
[   57.022203][  T620]  __sys_sendmsg (net/socket.c:2799)
[   57.022206][  T620]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   57.022213][  T620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.022216][  T620]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   57.022219][  T620]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   57.022222][  T620]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.022224][  T620] RIP: 0033:0x7f1a9e8f354e
[   57.022228][  T620] 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
[   57.022230][  T620] RSP: 002b:00007ffe87a0bcd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.022233][  T620] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1a9e8f354e
[   57.022234][  T620] RDX: 0000000000000000 RSI: 00007ffe87a0bd80 RDI: 0000000000000005
[   57.022235][  T620] RBP: 00007ffe87a0bce0 R08: 0000000000000000 R09: 0000000000000000
[   57.022236][  T620] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d56
[   57.022237][  T620] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe87a0c450
| [   58.132764][  T631] softirqs last disabled at (26642): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   58.132767][  T631] Preemption disabled at:
| [   58.132767][  T631] vprintk_emit (kernel/printk/printk.c:2471)
| [   58.132776][  T631] Tainted: [W]=WARN
[   58.132777][  T631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.132779][  T631] Call Trace:
[   58.132781][  T631]  <TASK>
[   58.132782][  T631]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   58.132788][  T631]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   58.132790][  T631]  __might_resched.cold (kernel/sched/core.c:9234)
[   58.132794][  T631]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   58.132798][  T631]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   58.132803][  T631]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   58.132806][  T631]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.132812][  T631]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   58.132815][  T631]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.132819][  T631]  put_chars (drivers/char/virtio_console.c:1176)
[   58.132822][  T631]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   58.132825][  T631]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   58.132829][  T631]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   58.132834][  T631]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   58.132838][  T631]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.132840][  T631]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.132845][  T631]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   58.132848][  T631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.132851][  T631]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.132856][  T631]  console_emit_next_record (kernel/printk/printk.c:3183)
[   58.132859][  T631]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   58.132861][  T631]  ? 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))
[   58.132864][  T631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.132866][  T631]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.132870][  T631]  console_flush_one_record (kernel/printk/printk.c:3268)
[   58.132874][  T631]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   58.132875][  T631]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.132881][  T631]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   58.132884][  T631]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   58.132885][  T631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.132887][  T631]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   58.132891][  T631]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   58.132893][  T631]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   58.132896][  T631]  vprintk_emit (kernel/printk/printk.c:2479)
[   58.132900][  T631]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   58.132902][  T631]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.132904][  T631]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   58.132906][  T631]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   58.132910][  T631]  _printk (kernel/printk/printk.c:2504)
[   58.132914][  T631]  ? snapshot_read.cold (user.c:?)
[   58.132915][  T631]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   58.132919][  T631]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   58.132921][  T631]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   58.132923][  T631]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   58.132926][  T631]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   58.132929][  T631]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   58.132932][  T631]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   58.132934][  T631]  ? netdev_notice (net/core/dev.c:13194)
[   58.132937][  T631]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   58.132940][  T631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   58.132943][  T631]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   58.132947][  T631]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   58.132954][  T631]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   58.132957][  T631]  ? 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))
[   58.132963][  T631]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   58.132966][  T631]  ? __kernel_text_address (kernel/extable.c:79)
[   58.132969][  T631]  ? write_profile (profile.c:?)
[   58.132973][  T631]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   58.132978][  T631]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   58.132983][  T631]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   58.132986][  T631]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   58.132987][  T631]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   58.132989][  T631]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   58.132993][  T631]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   58.132995][  T631]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   58.132997][  T631]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   58.133000][  T631]  ? kasan_save_stack (mm/kasan/common.c:58)
[   58.133003][  T631]  ? kasan_save_stack (mm/kasan/common.c:57)
[   58.133005][  T631]  ? kasan_save_track (mm/kasan/common.c:78)
[   58.133008][  T631]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.133010][  T631]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   58.133013][  T631]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   58.133018][  T631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   58.133023][  T631]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   58.133026][  T631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.133028][  T631]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.133030][  T631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.133031][  T631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.133033][  T631]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   58.133036][  T631]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   58.133039][  T631]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   58.133041][  T631]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   58.133045][  T631]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   58.133047][  T631]  ? nla_get_range_signed (lib/nlattr.c:270)
[   58.133053][  T631]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   58.133058][  T631]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   58.133064][  T631]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.133066][  T631]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.133070][  T631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   58.133072][  T631]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   58.133075][  T631]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.133076][  T631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   58.133081][  T631]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.133083][  T631]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   58.133086][  T631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.133087][  T631]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.133092][  T631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   58.133094][  T631]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   58.133098][  T631]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   58.133100][  T631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.133103][  T631]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   58.133109][  T631]  ? 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))
[   58.133111][  T631]  ? 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))
[   58.133115][  T631]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.133119][  T631]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   58.133122][  T631]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   58.133127][  T631]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   58.133131][  T631]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   58.133132][  T631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   58.133135][  T631]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   58.133139][  T631]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   58.133143][  T631]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   58.133146][  T631]  ? copy_msghdr_from_user (net/socket.c:2650)
[   58.133148][  T631]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   58.133150][  T631]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   58.133157][  T631]  ___sys_sendmsg (net/socket.c:2767)
[   58.133160][  T631]  ? copy_msghdr_from_user (net/socket.c:2619)
[   58.133177][  T631]  __sys_sendmsg (net/socket.c:2799)
[   58.133180][  T631]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   58.133186][  T631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.133190][  T631]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   58.133192][  T631]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   58.133196][  T631]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.133198][  T631] RIP: 0033:0x7fbcae5e954e
[   58.133202][  T631] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.133204][  T631] RSP: 002b:00007ffe1caa2fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.133207][  T631] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbcae5e954e
[   58.133209][  T631] RDX: 0000000000000000 RSI: 00007ffe1caa3090 RDI: 0000000000000005
[   58.133210][  T631] RBP: 00007ffe1caa2ff0 R08: 0000000000000000 R09: 0000000000000000
[   58.133210][  T631] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d57
[   58.133211][  T631] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe1caa3760
| [   59.167010][  T642] softirqs last disabled at (22808): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   59.167013][  T642] Preemption disabled at:
| [   59.167013][  T642] vprintk_emit (kernel/printk/printk.c:2471)
| [   59.167022][  T642] Tainted: [W]=WARN
[   59.167023][  T642] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.167025][  T642] Call Trace:
[   59.167027][  T642]  <TASK>
[   59.167029][  T642]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   59.167034][  T642]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   59.167035][  T642]  __might_resched.cold (kernel/sched/core.c:9234)
[   59.167040][  T642]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   59.167043][  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)
[   59.167049][  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))
[   59.167054][  T642]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.167061][  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)
[   59.167064][  T642]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.167067][  T642]  put_chars (drivers/char/virtio_console.c:1176)
[   59.167070][  T642]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   59.167074][  T642]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.167078][  T642]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.167082][  T642]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   59.167086][  T642]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.167088][  T642]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.167093][  T642]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   59.167096][  T642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.167099][  T642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.167103][  T642]  console_emit_next_record (kernel/printk/printk.c:3183)
[   59.167107][  T642]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   59.167108][  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))
[   59.167111][  T642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.167113][  T642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.167117][  T642]  console_flush_one_record (kernel/printk/printk.c:3268)
[   59.167121][  T642]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   59.167122][  T642]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.167128][  T642]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   59.167130][  T642]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   59.167132][  T642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.167133][  T642]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   59.167138][  T642]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   59.167140][  T642]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   59.167142][  T642]  vprintk_emit (kernel/printk/printk.c:2479)
[   59.167146][  T642]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   59.167148][  T642]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.167150][  T642]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   59.167152][  T642]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   59.167156][  T642]  _printk (kernel/printk/printk.c:2504)
[   59.167160][  T642]  ? snapshot_read.cold (user.c:?)
[   59.167162][  T642]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.167165][  T642]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.167167][  T642]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.167169][  T642]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   59.167172][  T642]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   59.167175][  T642]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.167177][  T642]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   59.167180][  T642]  ? netdev_notice (net/core/dev.c:13194)
[   59.167183][  T642]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.167186][  T642]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.167189][  T642]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   59.167192][  T642]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.167194][  T642]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   59.167198][  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))
[   59.167204][  T642]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   59.167207][  T642]  ? __kernel_text_address (kernel/extable.c:79)
[   59.167210][  T642]  ? write_profile (profile.c:?)
[   59.167214][  T642]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   59.167219][  T642]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.167224][  T642]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   59.167227][  T642]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   59.167228][  T642]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   59.167230][  T642]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.167234][  T642]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.167236][  T642]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.167238][  T642]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.167241][  T642]  ? kasan_save_stack (mm/kasan/common.c:58)
[   59.167244][  T642]  ? kasan_save_stack (mm/kasan/common.c:57)
[   59.167245][  T642]  ? kasan_save_track (mm/kasan/common.c:78)
[   59.167248][  T642]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.167250][  T642]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   59.167253][  T642]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   59.167259][  T642]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.167261][  T642]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   59.167263][  T642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.167265][  T642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.167267][  T642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.167268][  T642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.167270][  T642]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   59.167273][  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)
[   59.167276][  T642]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   59.167279][  T642]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   59.167282][  T642]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   59.167284][  T642]  ? nla_get_range_signed (lib/nlattr.c:270)
[   59.167290][  T642]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   59.167296][  T642]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   59.167302][  T642]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.167303][  T642]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.167308][  T642]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.167310][  T642]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.167312][  T642]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.167314][  T642]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.167318][  T642]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.167320][  T642]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.167324][  T642]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.167325][  T642]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.167330][  T642]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.167332][  T642]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.167336][  T642]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   59.167337][  T642]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.167340][  T642]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.167347][  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))
[   59.167348][  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))
[   59.167352][  T642]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.167356][  T642]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.167359][  T642]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   59.167363][  T642]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.167367][  T642]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   59.167369][  T642]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.167372][  T642]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   59.167376][  T642]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   59.167380][  T642]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   59.167383][  T642]  ? copy_msghdr_from_user (net/socket.c:2650)
[   59.167385][  T642]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   59.167387][  T642]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   59.167394][  T642]  ___sys_sendmsg (net/socket.c:2767)
[   59.167397][  T642]  ? copy_msghdr_from_user (net/socket.c:2619)
[   59.167413][  T642]  __sys_sendmsg (net/socket.c:2799)
[   59.167417][  T642]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   59.167423][  T642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.167427][  T642]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.167429][  T642]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   59.167433][  T642]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.167435][  T642] RIP: 0033:0x7ffb0a6e254e
[   59.167439][  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
[   59.167441][  T642] RSP: 002b:00007ffd1cd39500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.167444][  T642] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ffb0a6e254e
[   59.167445][  T642] RDX: 0000000000000000 RSI: 00007ffd1cd395b0 RDI: 0000000000000005
[   59.167446][  T642] RBP: 00007ffd1cd39510 R08: 0000000000000000 R09: 0000000000000000
[   59.167447][  T642] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d58
[   59.167448][  T642] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd1cd39c80
| [   60.243254][  T654] softirqs last disabled at (31130): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   60.243256][  T654] Preemption disabled at:
| [   60.243257][  T654] vprintk_emit (kernel/printk/printk.c:2471)
| [   60.243266][  T654] Tainted: [W]=WARN
[   60.243267][  T654] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.243269][  T654] Call Trace:
[   60.243271][  T654]  <TASK>
[   60.243272][  T654]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   60.243277][  T654]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   60.243279][  T654]  __might_resched.cold (kernel/sched/core.c:9234)
[   60.243284][  T654]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   60.243287][  T654]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   60.243293][  T654]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   60.243295][  T654]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   60.243301][  T654]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   60.243304][  T654]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   60.243308][  T654]  put_chars (drivers/char/virtio_console.c:1176)
[   60.243311][  T654]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   60.243314][  T654]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.243318][  T654]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   60.243323][  T654]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   60.243327][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.243329][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.243334][  T654]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   60.243337][  T654]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.243340][  T654]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.243344][  T654]  console_emit_next_record (kernel/printk/printk.c:3183)
[   60.243348][  T654]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   60.243349][  T654]  ? 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))
[   60.243352][  T654]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.243354][  T654]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.243359][  T654]  console_flush_one_record (kernel/printk/printk.c:3268)
[   60.243363][  T654]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   60.243364][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.243370][  T654]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   60.243372][  T654]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   60.243373][  T654]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.243375][  T654]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   60.243379][  T654]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   60.243381][  T654]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   60.243384][  T654]  vprintk_emit (kernel/printk/printk.c:2479)
[   60.243388][  T654]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   60.243390][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.243392][  T654]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   60.243394][  T654]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   60.243398][  T654]  _printk (kernel/printk/printk.c:2504)
[   60.243401][  T654]  ? snapshot_read.cold (user.c:?)
[   60.243403][  T654]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   60.243406][  T654]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.243408][  T654]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   60.243410][  T654]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   60.243414][  T654]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   60.243416][  T654]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   60.243419][  T654]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   60.243421][  T654]  ? netdev_notice (net/core/dev.c:13194)
[   60.243424][  T654]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   60.243427][  T654]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   60.243430][  T654]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   60.243434][  T654]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   60.243436][  T654]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   60.243439][  T654]  ? 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))
[   60.243445][  T654]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   60.243448][  T654]  ? __kernel_text_address (kernel/extable.c:79)
[   60.243451][  T654]  ? write_profile (profile.c:?)
[   60.243455][  T654]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   60.243461][  T654]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   60.243466][  T654]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   60.243468][  T654]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   60.243469][  T654]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   60.243471][  T654]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.243475][  T654]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   60.243477][  T654]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.243480][  T654]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   60.243482][  T654]  ? kasan_save_stack (mm/kasan/common.c:58)
[   60.243485][  T654]  ? kasan_save_stack (mm/kasan/common.c:57)
[   60.243487][  T654]  ? kasan_save_track (mm/kasan/common.c:78)
[   60.243490][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.243492][  T654]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   60.243495][  T654]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   60.243500][  T654]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   60.243503][  T654]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   60.243505][  T654]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.243507][  T654]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.243509][  T654]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.243510][  T654]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.243512][  T654]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   60.243515][  T654]  ? __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)
[   60.243518][  T654]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   60.243520][  T654]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   60.243524][  T654]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   60.243526][  T654]  ? nla_get_range_signed (lib/nlattr.c:270)
[   60.243532][  T654]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   60.243537][  T654]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   60.243543][  T654]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.243545][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.243549][  T654]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   60.243552][  T654]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   60.243554][  T654]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.243555][  T654]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   60.243560][  T654]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.243562][  T654]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   60.243565][  T654]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.243566][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.243571][  T654]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   60.243573][  T654]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   60.243577][  T654]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   60.243579][  T654]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.243581][  T654]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.243588][  T654]  ? 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))
[   60.243589][  T654]  ? 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))
[   60.243594][  T654]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.243598][  T654]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.243601][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   60.243605][  T654]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   60.243609][  T654]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   60.243610][  T654]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   60.243614][  T654]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   60.243618][  T654]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   60.243623][  T654]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   60.243625][  T654]  ? copy_msghdr_from_user (net/socket.c:2650)
[   60.243627][  T654]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   60.243629][  T654]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   60.243637][  T654]  ___sys_sendmsg (net/socket.c:2767)
[   60.243640][  T654]  ? copy_msghdr_from_user (net/socket.c:2619)
[   60.243656][  T654]  __sys_sendmsg (net/socket.c:2799)
[   60.243660][  T654]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   60.243666][  T654]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.243669][  T654]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   60.243672][  T654]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   60.243676][  T654]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.243678][  T654] RIP: 0033:0x7f03f25d154e
[   60.243681][  T654] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.243683][  T654] RSP: 002b:00007ffe82b90810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.243686][  T654] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f03f25d154e
[   60.243688][  T654] RDX: 0000000000000000 RSI: 00007ffe82b908c0 RDI: 0000000000000005
[   60.243688][  T654] RBP: 00007ffe82b90820 R08: 0000000000000000 R09: 0000000000000000
[   60.243689][  T654] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d59


Finger prints:
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
netif_change_name:vprintk_emit:dump_stack_lvl:kmem_cache_alloc_noprof:__alloc_object
do_softirq:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars