======================================
| [   12.853145][  T243] softirqs last disabled at (17190): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   12.853148][  T243] Preemption disabled at:
| [   12.853148][  T243] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.853157][  T243] Tainted: [W]=WARN
[   12.853159][  T243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.853160][  T243] Call Trace:
[   12.853162][  T243]  <TASK>
[   12.853163][  T243]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.853169][  T243]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.853170][  T243]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.853175][  T243]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.853178][  T243]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.853183][  T243]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   12.853186][  T243]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.853192][  T243]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.853195][  T243]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.853198][  T243]  put_chars (drivers/char/virtio_console.c:1176)
[   12.853201][  T243]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.853206][  T243]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.853210][  T243]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.853214][  T243]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.853215][  T243]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.853220][  T243]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.853224][  T243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.853227][  T243]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.853231][  T243]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.853235][  T243]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.853236][  T243]  ? 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))
[   12.853239][  T243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.853241][  T243]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.853245][  T243]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.853249][  T243]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.853250][  T243]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.853256][  T243]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.853258][  T243]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.853259][  T243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.853261][  T243]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.853265][  T243]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.853267][  T243]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.853270][  T243]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.853273][  T243]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.853276][  T243]  ? save_trace (kernel/locking/lockdep.c:589)
[   12.853281][  T243]  _printk (kernel/printk/printk.c:2504)
[   12.853284][  T243]  ? snapshot_read.cold (user.c:?)
[   12.853288][  T243]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.853290][  T243]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   12.853294][  T243]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   12.853296][  T243]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.853299][  T243]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   12.853301][  T243]  ? netdev_notice (net/core/dev.c:13194)
[   12.853304][  T243]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.853307][  T243]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.853309][  T243]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.853313][  T243]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.853315][  T243]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   12.853318][  T243]  ? 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))
[   12.853325][  T243]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   12.853327][  T243]  ? __kernel_text_address (kernel/extable.c:79)
[   12.853330][  T243]  ? write_profile (profile.c:?)
[   12.853334][  T243]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   12.853339][  T243]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.853344][  T243]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.853346][  T243]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.853347][  T243]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.853350][  T243]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.853354][  T243]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.853356][  T243]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.853358][  T243]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.853361][  T243]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.853364][  T243]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.853366][  T243]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.853369][  T243]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.853371][  T243]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   12.853374][  T243]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   12.853379][  T243]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.853381][  T243]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.853384][  T243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.853386][  T243]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.853387][  T243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.853389][  T243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.853393][  T243]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.853395][  T243]  ? __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)
[   12.853399][  T243]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.853401][  T243]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.853405][  T243]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.853407][  T243]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.853413][  T243]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.853418][  T243]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.853423][  T243]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.853425][  T243]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.853430][  T243]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.853432][  T243]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.853434][  T243]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.853436][  T243]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.853440][  T243]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.853442][  T243]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.853445][  T243]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.853446][  T243]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.853451][  T243]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.853453][  T243]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.853457][  T243]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.853458][  T243]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.853461][  T243]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.853468][  T243]  ? 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))
[   12.853469][  T243]  ? 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))
[   12.853473][  T243]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.853477][  T243]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.853480][  T243]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   12.853484][  T243]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.853488][  T243]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.853489][  T243]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.853492][  T243]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.853496][  T243]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.853500][  T243]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.853502][  T243]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.853505][  T243]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.853506][  T243]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   12.853514][  T243]  ___sys_sendmsg (net/socket.c:2767)
[   12.853517][  T243]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.853533][  T243]  __sys_sendmsg (net/socket.c:2799)
[   12.853536][  T243]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.853542][  T243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.853546][  T243]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.853549][  T243]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.853552][  T243]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.853555][  T243] RIP: 0033:0x7f56e7cfb54e
[   12.853558][  T243] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.853560][  T243] RSP: 002b:00007ffcec1c7680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.853562][  T243] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f56e7cfb54e
[   12.853564][  T243] RDX: 0000000000000000 RSI: 00007ffcec1c7730 RDI: 0000000000000005
[   12.853565][  T243] RBP: 00007ffcec1c7690 R08: 0000000000000000 R09: 0000000000000000
[   12.853566][  T243] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129a3
[   12.853567][  T243] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcec1c7e00
| [   13.863216][  T281] softirqs last disabled at (33418): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   13.863218][  T281] Preemption disabled at:
| [   13.863219][  T281] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.863228][  T281] Tainted: [W]=WARN
[   13.863229][  T281] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.863231][  T281] Call Trace:
[   13.863232][  T281]  <TASK>
[   13.863234][  T281]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.863239][  T281]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.863241][  T281]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.863246][  T281]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.863249][  T281]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.863254][  T281]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   13.863257][  T281]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.863264][  T281]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.863267][  T281]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.863271][  T281]  put_chars (drivers/char/virtio_console.c:1176)
[   13.863274][  T281]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.863278][  T281]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.863282][  T281]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.863286][  T281]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.863290][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.863292][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.863297][  T281]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.863300][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.863303][  T281]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.863308][  T281]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.863311][  T281]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.863313][  T281]  ? 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))
[   13.863315][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.863317][  T281]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.863322][  T281]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.863326][  T281]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.863327][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.863333][  T281]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.863335][  T281]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.863337][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.863339][  T281]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.863343][  T281]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.863345][  T281]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.863348][  T281]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.863351][  T281]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.863353][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.863355][  T281]  ? 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))
[   13.863357][  T281]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   13.863362][  T281]  _printk (kernel/printk/printk.c:2504)
[   13.863365][  T281]  ? snapshot_read.cold (user.c:?)
[   13.863367][  T281]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.863370][  T281]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.863372][  T281]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.863375][  T281]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   13.863378][  T281]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   13.863381][  T281]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.863383][  T281]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   13.863386][  T281]  ? netdev_notice (net/core/dev.c:13194)
[   13.863388][  T281]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.863394][  T281]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.863397][  T281]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.863400][  T281]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.863403][  T281]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   13.863406][  T281]  ? 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))
[   13.863412][  T281]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   13.863415][  T281]  ? __kernel_text_address (kernel/extable.c:79)
[   13.863418][  T281]  ? write_profile (profile.c:?)
[   13.863421][  T281]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   13.863427][  T281]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.863431][  T281]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.863434][  T281]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.863435][  T281]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.863437][  T281]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.863441][  T281]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.863443][  T281]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.863445][  T281]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.863448][  T281]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.863451][  T281]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.863453][  T281]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.863456][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.863458][  T281]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   13.863460][  T281]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   13.863465][  T281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.863468][  T281]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.863470][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.863472][  T281]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.863474][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.863475][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.863477][  T281]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.863480][  T281]  ? __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)
[   13.863484][  T281]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.863486][  T281]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.863490][  T281]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.863492][  T281]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.863498][  T281]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.863503][  T281]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.863509][  T281]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.863511][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.863516][  T281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.863518][  T281]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.863520][  T281]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.863522][  T281]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.863526][  T281]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.863528][  T281]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.863531][  T281]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.863533][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.863538][  T281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.863540][  T281]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.863544][  T281]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.863545][  T281]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.863549][  T281]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.863557][  T281]  ? 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))
[   13.863558][  T281]  ? 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))
[   13.863563][  T281]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.863567][  T281]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.863570][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   13.863574][  T281]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.863578][  T281]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.863580][  T281]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.863583][  T281]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.863587][  T281]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.863591][  T281]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.863593][  T281]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.863595][  T281]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.863597][  T281]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   13.863605][  T281]  ___sys_sendmsg (net/socket.c:2767)
[   13.863608][  T281]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.863625][  T281]  __sys_sendmsg (net/socket.c:2799)
[   13.863629][  T281]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.863636][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.863639][  T281]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.863642][  T281]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.863645][  T281]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.863647][  T281] RIP: 0033:0x7f58c1bf354e
[   13.863651][  T281] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.863653][  T281] RSP: 002b:00007ffe568e63c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.863656][  T281] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f58c1bf354e
[   13.863657][  T281] RDX: 0000000000000000 RSI: 00007ffe568e6470 RDI: 0000000000000005
[   13.863658][  T281] RBP: 00007ffe568e63d0 R08: 0000000000000000 R09: 0000000000000000
[   13.863659][  T281] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129a4
[   13.863660][  T281] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe568e6b40
| [   14.939236][  T290] softirqs last disabled at (32866): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   14.939239][  T290] Preemption disabled at:
| [   14.939239][  T290] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.939248][  T290] Tainted: [W]=WARN
[   14.939249][  T290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.939251][  T290] Call Trace:
[   14.939253][  T290]  <TASK>
[   14.939254][  T290]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.939260][  T290]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.939261][  T290]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.939266][  T290]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.939270][  T290]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.939275][  T290]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   14.939277][  T290]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.939284][  T290]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.939287][  T290]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.939290][  T290]  put_chars (drivers/char/virtio_console.c:1176)
[   14.939293][  T290]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.939297][  T290]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.939301][  T290]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.939306][  T290]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.939309][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.939311][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.939316][  T290]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.939320][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.939322][  T290]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.939327][  T290]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.939330][  T290]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.939331][  T290]  ? 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))
[   14.939334][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.939336][  T290]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.939341][  T290]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.939345][  T290]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.939346][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.939352][  T290]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.939354][  T290]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.939356][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.939358][  T290]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.939362][  T290]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.939364][  T290]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.939367][  T290]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.939370][  T290]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.939372][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.939374][  T290]  ? 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))
[   14.939376][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   14.939380][  T290]  _printk (kernel/printk/printk.c:2504)
[   14.939384][  T290]  ? snapshot_read.cold (user.c:?)
[   14.939386][  T290]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.939389][  T290]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.939393][  T290]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.939396][  T290]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   14.939399][  T290]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   14.939402][  T290]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.939404][  T290]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   14.939407][  T290]  ? netdev_notice (net/core/dev.c:13194)
[   14.939410][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.939413][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.939415][  T290]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.939419][  T290]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.939421][  T290]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   14.939425][  T290]  ? 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))
[   14.939431][  T290]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   14.939434][  T290]  ? __kernel_text_address (kernel/extable.c:79)
[   14.939437][  T290]  ? write_profile (profile.c:?)
[   14.939441][  T290]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   14.939446][  T290]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.939452][  T290]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.939454][  T290]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.939455][  T290]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.939457][  T290]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.939461][  T290]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.939463][  T290]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.939465][  T290]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.939468][  T290]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.939471][  T290]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.939473][  T290]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.939476][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.939478][  T290]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   14.939481][  T290]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   14.939486][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.939489][  T290]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.939491][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.939493][  T290]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.939495][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.939496][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.939498][  T290]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.939501][  T290]  ? __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)
[   14.939505][  T290]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.939507][  T290]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.939511][  T290]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.939513][  T290]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.939519][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.939524][  T290]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.939530][  T290]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.939532][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.939537][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.939539][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.939541][  T290]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.939543][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.939547][  T290]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.939550][  T290]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.939553][  T290]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.939554][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.939559][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.939562][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.939565][  T290]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.939567][  T290]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.939570][  T290]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.939577][  T290]  ? 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))
[   14.939578][  T290]  ? 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))
[   14.939582][  T290]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.939586][  T290]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.939589][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   14.939594][  T290]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.939598][  T290]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.939599][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.939602][  T290]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.939606][  T290]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.939610][  T290]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.939612][  T290]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.939615][  T290]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.939617][  T290]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   14.939624][  T290]  ___sys_sendmsg (net/socket.c:2767)
[   14.939627][  T290]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.939644][  T290]  __sys_sendmsg (net/socket.c:2799)
[   14.939648][  T290]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.939654][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.939658][  T290]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.939660][  T290]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.939663][  T290]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.939666][  T290] RIP: 0033:0x7f8b6bbd654e
[   14.939670][  T290] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.939671][  T290] RSP: 002b:00007ffecf014420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.939674][  T290] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8b6bbd654e
[   14.939675][  T290] RDX: 0000000000000000 RSI: 00007ffecf0144d0 RDI: 0000000000000005
[   14.939676][  T290] RBP: 00007ffecf014430 R08: 0000000000000000 R09: 0000000000000000
[   14.939677][  T290] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129a5
[   14.939678][  T290] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffecf014ba0
| [   15.955437][  T299] softirqs last disabled at (29202): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   15.955439][  T299] Preemption disabled at:
| [   15.955440][  T299] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.955449][  T299] Tainted: [W]=WARN
[   15.955451][  T299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.955452][  T299] Call Trace:
[   15.955454][  T299]  <TASK>
[   15.955455][  T299]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.955461][  T299]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.955462][  T299]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.955467][  T299]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.955471][  T299]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.955476][  T299]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   15.955479][  T299]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.955485][  T299]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.955488][  T299]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.955492][  T299]  put_chars (drivers/char/virtio_console.c:1176)
[   15.955495][  T299]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.955498][  T299]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.955502][  T299]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.955507][  T299]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.955510][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.955512][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.955517][  T299]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.955520][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.955523][  T299]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.955527][  T299]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.955531][  T299]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.955532][  T299]  ? 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))
[   15.955535][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.955537][  T299]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.955541][  T299]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.955545][  T299]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.955547][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.955554][  T299]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.955557][  T299]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.955559][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.955561][  T299]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.955566][  T299]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.955568][  T299]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.955571][  T299]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.955575][  T299]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.955577][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.955580][  T299]  ? 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))
[   15.955582][  T299]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   15.955586][  T299]  _printk (kernel/printk/printk.c:2504)
[   15.955590][  T299]  ? snapshot_read.cold (user.c:?)
[   15.955592][  T299]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.955595][  T299]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.955598][  T299]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.955600][  T299]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   15.955604][  T299]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   15.955607][  T299]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   15.955609][  T299]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   15.955612][  T299]  ? netdev_notice (net/core/dev.c:13194)
[   15.955615][  T299]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.955619][  T299]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.955622][  T299]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   15.955626][  T299]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   15.955628][  T299]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   15.955632][  T299]  ? 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))
[   15.955638][  T299]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   15.955641][  T299]  ? __kernel_text_address (kernel/extable.c:79)
[   15.955644][  T299]  ? write_profile (profile.c:?)
[   15.955649][  T299]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   15.955654][  T299]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   15.955659][  T299]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.955661][  T299]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.955663][  T299]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.955665][  T299]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.955668][  T299]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.955670][  T299]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.955673][  T299]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.955675][  T299]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.955678][  T299]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.955680][  T299]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.955683][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.955685][  T299]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   15.955688][  T299]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   15.955693][  T299]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.955695][  T299]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.955698][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.955700][  T299]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.955702][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.955703][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.955705][  T299]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.955708][  T299]  ? __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)
[   15.955711][  T299]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.955714][  T299]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.955717][  T299]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.955719][  T299]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.955725][  T299]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.955730][  T299]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.955736][  T299]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.955738][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.955743][  T299]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.955745][  T299]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.955747][  T299]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.955749][  T299]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.955753][  T299]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.955755][  T299]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.955758][  T299]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.955759][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.955764][  T299]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.955766][  T299]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.955770][  T299]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.955772][  T299]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.955775][  T299]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.955781][  T299]  ? 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))
[   15.955782][  T299]  ? 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))
[   15.955787][  T299]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.955791][  T299]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.955793][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   15.955798][  T299]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.955801][  T299]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.955803][  T299]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.955806][  T299]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.955810][  T299]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.955814][  T299]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.955816][  T299]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.955819][  T299]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.955820][  T299]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   15.955828][  T299]  ___sys_sendmsg (net/socket.c:2767)
[   15.955831][  T299]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.955847][  T299]  __sys_sendmsg (net/socket.c:2799)
[   15.955850][  T299]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.955857][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.955860][  T299]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.955862][  T299]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.955866][  T299]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.955868][  T299] RIP: 0033:0x7f974124d54e
[   15.955872][  T299] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.955874][  T299] RSP: 002b:00007ffe0e37f2b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.955876][  T299] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f974124d54e
[   15.955878][  T299] RDX: 0000000000000000 RSI: 00007ffe0e37f360 RDI: 0000000000000005
[   15.955879][  T299] RBP: 00007ffe0e37f2c0 R08: 0000000000000000 R09: 0000000000000000
[   15.955879][  T299] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129a6
[   15.955880][  T299] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe0e37fa30
| [   16.956509][  T307] softirqs last disabled at (23712): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   16.956511][  T307] Preemption disabled at:
| [   16.956512][  T307] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.956520][  T307] Tainted: [W]=WARN
[   16.956521][  T307] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.956523][  T307] Call Trace:
[   16.956525][  T307]  <TASK>
[   16.956526][  T307]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.956531][  T307]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.956533][  T307]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.956538][  T307]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.956541][  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)
[   16.956547][  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))
[   16.956550][  T307]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.956556][  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)
[   16.956559][  T307]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.956563][  T307]  put_chars (drivers/char/virtio_console.c:1176)
[   16.956566][  T307]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.956569][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.956573][  T307]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.956577][  T307]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.956581][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.956583][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.956588][  T307]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.956591][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.956594][  T307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.956598][  T307]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.956602][  T307]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.956603][  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))
[   16.956606][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.956607][  T307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.956612][  T307]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.956616][  T307]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.956617][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.956623][  T307]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.956625][  T307]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.956626][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.956628][  T307]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.956632][  T307]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.956634][  T307]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.956637][  T307]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.956641][  T307]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.956643][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.956648][  T307]  _printk (kernel/printk/printk.c:2504)
[   16.956651][  T307]  ? snapshot_read.cold (user.c:?)
[   16.956653][  T307]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.956656][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.956658][  T307]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.956661][  T307]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   16.956664][  T307]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   16.956667][  T307]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   16.956669][  T307]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   16.956672][  T307]  ? netdev_notice (net/core/dev.c:13194)
[   16.956674][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.956677][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.956680][  T307]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   16.956684][  T307]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   16.956686][  T307]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   16.956689][  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))
[   16.956696][  T307]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   16.956698][  T307]  ? __kernel_text_address (kernel/extable.c:79)
[   16.956701][  T307]  ? write_profile (profile.c:?)
[   16.956705][  T307]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   16.956710][  T307]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   16.956715][  T307]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   16.956717][  T307]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   16.956718][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.956720][  T307]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.956724][  T307]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.956726][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.956728][  T307]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.956731][  T307]  ? kasan_save_stack (mm/kasan/common.c:58)
[   16.956734][  T307]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.956736][  T307]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.956739][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.956741][  T307]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   16.956744][  T307]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   16.956749][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.956751][  T307]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.956754][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.956755][  T307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.956757][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.956759][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.956760][  T307]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   16.956763][  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)
[   16.956767][  T307]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   16.956769][  T307]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.956772][  T307]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   16.956774][  T307]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.956780][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   16.956786][  T307]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.956791][  T307]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.956793][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.956798][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.956800][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.956802][  T307]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.956804][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.956808][  T307]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.956810][  T307]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.956813][  T307]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.956815][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.956820][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.956822][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.956825][  T307]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.956827][  T307]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.956830][  T307]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.956836][  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))
[   16.956838][  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))
[   16.956842][  T307]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.956846][  T307]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.956849][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   16.956853][  T307]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.956857][  T307]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   16.956858][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.956862][  T307]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.956865][  T307]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.956869][  T307]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   16.956872][  T307]  ? copy_msghdr_from_user (net/socket.c:2650)
[   16.956874][  T307]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   16.956876][  T307]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   16.956883][  T307]  ___sys_sendmsg (net/socket.c:2767)
[   16.956886][  T307]  ? copy_msghdr_from_user (net/socket.c:2619)
[   16.956903][  T307]  __sys_sendmsg (net/socket.c:2799)
[   16.956906][  T307]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   16.956912][  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)
[   16.956916][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.956919][  T307]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.956921][  T307]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.956925][  T307]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.956927][  T307] RIP: 0033:0x7fafdcbd554e
[   16.956931][  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
[   16.956933][  T307] RSP: 002b:00007ffc44bfe9c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.956935][  T307] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fafdcbd554e
[   16.956937][  T307] RDX: 0000000000000000 RSI: 00007ffc44bfea70 RDI: 0000000000000005
[   16.956938][  T307] RBP: 00007ffc44bfe9d0 R08: 0000000000000000 R09: 0000000000000000
[   16.956938][  T307] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129a7
[   16.956939][  T307] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc44bff140
| [   18.039816][  T317] softirqs last disabled at (17822): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   18.039818][  T317] Preemption disabled at:
| [   18.039819][  T317] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.039828][  T317] Tainted: [W]=WARN
[   18.039829][  T317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.039830][  T317] Call Trace:
[   18.039832][  T317]  <TASK>
[   18.039833][  T317]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.039838][  T317]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.039840][  T317]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.039845][  T317]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.039848][  T317]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.039853][  T317]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   18.039856][  T317]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.039862][  T317]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   18.039865][  T317]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.039869][  T317]  put_chars (drivers/char/virtio_console.c:1176)
[   18.039872][  T317]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.039875][  T317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.039879][  T317]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.039884][  T317]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.039887][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.039889][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.039894][  T317]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.039898][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.039900][  T317]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.039904][  T317]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.039908][  T317]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.039909][  T317]  ? 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))
[   18.039912][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.039914][  T317]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.039918][  T317]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.039922][  T317]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.039924][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.039929][  T317]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.039932][  T317]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.039933][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.039935][  T317]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.039939][  T317]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.039941][  T317]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.039944][  T317]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.039947][  T317]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.039949][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.039952][  T317]  ? 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))
[   18.039954][  T317]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   18.039958][  T317]  _printk (kernel/printk/printk.c:2504)
[   18.039961][  T317]  ? snapshot_read.cold (user.c:?)
[   18.039963][  T317]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.039967][  T317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.039969][  T317]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.039971][  T317]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   18.039975][  T317]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   18.039977][  T317]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.039980][  T317]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   18.039983][  T317]  ? netdev_notice (net/core/dev.c:13194)
[   18.039985][  T317]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.039994][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.039997][  T317]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   18.040001][  T317]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.040003][  T317]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   18.040006][  T317]  ? 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))
[   18.040012][  T317]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   18.040015][  T317]  ? __kernel_text_address (kernel/extable.c:79)
[   18.040018][  T317]  ? write_profile (profile.c:?)
[   18.040022][  T317]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   18.040028][  T317]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.040032][  T317]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   18.040034][  T317]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   18.040036][  T317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.040038][  T317]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.040041][  T317]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.040044][  T317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.040046][  T317]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.040049][  T317]  ? kasan_save_stack (mm/kasan/common.c:58)
[   18.040051][  T317]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.040053][  T317]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.040056][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.040058][  T317]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   18.040061][  T317]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   18.040067][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.040069][  T317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.040071][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.040073][  T317]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.040075][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.040077][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.040078][  T317]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   18.040081][  T317]  ? __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)
[   18.040084][  T317]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   18.040087][  T317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.040091][  T317]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   18.040093][  T317]  ? nla_get_range_signed (lib/nlattr.c:270)
[   18.040099][  T317]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   18.040104][  T317]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   18.040110][  T317]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.040112][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.040117][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.040119][  T317]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.040121][  T317]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.040123][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.040128][  T317]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.040130][  T317]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.040133][  T317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.040134][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.040139][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.040141][  T317]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.040145][  T317]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.040147][  T317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.040150][  T317]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.040156][  T317]  ? 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))
[   18.040158][  T317]  ? 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))
[   18.040162][  T317]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.040166][  T317]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.040169][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   18.040174][  T317]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.040178][  T317]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.040179][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.040182][  T317]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.040186][  T317]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.040190][  T317]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   18.040193][  T317]  ? copy_msghdr_from_user (net/socket.c:2650)
[   18.040195][  T317]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   18.040197][  T317]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   18.040204][  T317]  ___sys_sendmsg (net/socket.c:2767)
[   18.040207][  T317]  ? copy_msghdr_from_user (net/socket.c:2619)
[   18.040224][  T317]  __sys_sendmsg (net/socket.c:2799)
[   18.040227][  T317]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   18.040233][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.040237][  T317]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.040240][  T317]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.040243][  T317]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.040245][  T317] RIP: 0033:0x7fcc9f3b154e
[   18.040249][  T317] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   18.040251][  T317] RSP: 002b:00007ffca69de770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.040254][  T317] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcc9f3b154e
[   18.040255][  T317] RDX: 0000000000000000 RSI: 00007ffca69de820 RDI: 0000000000000005
[   18.040256][  T317] RBP: 00007ffca69de780 R08: 0000000000000000 R09: 0000000000000000
[   18.040257][  T317] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129a8
[   18.040258][  T317] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffca69deef0
| [   19.189227][  T324] softirqs last disabled at (25731): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   19.189230][  T324] Preemption disabled at:
| [   19.189231][  T324] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.189243][  T324] Tainted: [W]=WARN
[   19.189245][  T324] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.189247][  T324] Call Trace:
[   19.189249][  T324]  <TASK>
[   19.189252][  T324]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.189258][  T324]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.189261][  T324]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.189267][  T324]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.189272][  T324]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.189280][  T324]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   19.189287][  T324]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.189296][  T324]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.189300][  T324]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.189305][  T324]  put_chars (drivers/char/virtio_console.c:1176)
[   19.189310][  T324]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.189316][  T324]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.189321][  T324]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.189329][  T324]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.189334][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.189336][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.189345][  T324]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.189351][  T324]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.189355][  T324]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.189362][  T324]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.189368][  T324]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.189371][  T324]  ? 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))
[   19.189375][  T324]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.189379][  T324]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.189386][  T324]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.189393][  T324]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.189395][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.189404][  T324]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.189408][  T324]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.189411][  T324]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.189414][  T324]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.189421][  T324]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.189425][  T324]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.189430][  T324]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.189435][  T324]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.189439][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.189442][  T324]  ? 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))
[   19.189445][  T324]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   19.189452][  T324]  _printk (kernel/printk/printk.c:2504)
[   19.189457][  T324]  ? snapshot_read.cold (user.c:?)
[   19.189459][  T324]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.189464][  T324]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.189467][  T324]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.189471][  T324]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   19.189476][  T324]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   19.189480][  T324]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   19.189484][  T324]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   19.189488][  T324]  ? netdev_notice (net/core/dev.c:13194)
[   19.189492][  T324]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.189497][  T324]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.189502][  T324]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   19.189508][  T324]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   19.189512][  T324]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   19.189516][  T324]  ? 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))
[   19.189526][  T324]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   19.189531][  T324]  ? __kernel_text_address (kernel/extable.c:79)
[   19.189534][  T324]  ? write_profile (profile.c:?)
[   19.189540][  T324]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   19.189550][  T324]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   19.189558][  T324]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   19.189561][  T324]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   19.189564][  T324]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.189567][  T324]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.189572][  T324]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.189575][  T324]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.189579][  T324]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.189583][  T324]  ? kasan_save_stack (mm/kasan/common.c:58)
[   19.189587][  T324]  ? kasan_save_stack (mm/kasan/common.c:57)
[   19.189589][  T324]  ? kasan_save_track (mm/kasan/common.c:78)
[   19.189594][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.189597][  T324]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   19.189601][  T324]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   19.189609][  T324]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.189612][  T324]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.189617][  T324]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.189620][  T324]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.189623][  T324]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.189625][  T324]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.189628][  T324]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   19.189633][  T324]  ? __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)
[   19.189636][  T324]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   19.189640][  T324]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.189646][  T324]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   19.189649][  T324]  ? nla_get_range_signed (lib/nlattr.c:270)
[   19.189658][  T324]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   19.189668][  T324]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   19.189679][  T324]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.189682][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.189691][  T324]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.189694][  T324]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.189698][  T324]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.189701][  T324]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.189708][  T324]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.189711][  T324]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   19.189717][  T324]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.189719][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.189728][  T324]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.189731][  T324]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.189738][  T324]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   19.189741][  T324]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.189746][  T324]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.189757][  T324]  ? 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))
[   19.189760][  T324]  ? 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))
[   19.189768][  T324]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.189775][  T324]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.189780][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   19.189787][  T324]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   19.189794][  T324]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   19.189796][  T324]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.189802][  T324]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.189807][  T324]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.189814][  T324]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   19.189818][  T324]  ? copy_msghdr_from_user (net/socket.c:2650)
[   19.189822][  T324]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   19.189824][  T324]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   19.189838][  T324]  ___sys_sendmsg (net/socket.c:2767)
[   19.189843][  T324]  ? copy_msghdr_from_user (net/socket.c:2619)
[   19.189874][  T324]  __sys_sendmsg (net/socket.c:2799)
[   19.189879][  T324]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   19.189891][  T324]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.189897][  T324]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.189900][  T324]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.189905][  T324]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.189908][  T324] RIP: 0033:0x7f7346e0a54e
[   19.189914][  T324] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   19.189916][  T324] RSP: 002b:00007ffc921ee410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.189920][  T324] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7346e0a54e
[   19.189922][  T324] RDX: 0000000000000000 RSI: 00007ffc921ee4c0 RDI: 0000000000000005
[   19.189924][  T324] RBP: 00007ffc921ee420 R08: 0000000000000000 R09: 0000000000000000
[   19.189925][  T324] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129a9
[   19.189927][  T324] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc921eeb90
| [   20.508108][  T332] softirqs last disabled at (23694): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   20.508111][  T332] Preemption disabled at:
| [   20.508111][  T332] vprintk_emit (kernel/printk/printk.c:2471)
| [   20.508121][  T332] Tainted: [W]=WARN
[   20.508122][  T332] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.508124][  T332] Call Trace:
[   20.508126][  T332]  <TASK>
[   20.508127][  T332]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.508132][  T332]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   20.508134][  T332]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.508138][  T332]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.508142][  T332]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   20.508147][  T332]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   20.508149][  T332]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.508155][  T332]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   20.508158][  T332]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.508162][  T332]  put_chars (drivers/char/virtio_console.c:1176)
[   20.508165][  T332]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.508168][  T332]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.508172][  T332]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.508177][  T332]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.508180][  T332]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.508182][  T332]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.508187][  T332]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.508191][  T332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.508193][  T332]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.508197][  T332]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.508201][  T332]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.508202][  T332]  ? 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))
[   20.508205][  T332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.508207][  T332]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.508211][  T332]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.508215][  T332]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.508216][  T332]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.508222][  T332]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.508224][  T332]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.508226][  T332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.508228][  T332]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   20.508232][  T332]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.508234][  T332]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.508237][  T332]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.508240][  T332]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.508242][  T332]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.508244][  T332]  ? 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))
[   20.508246][  T332]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   20.508250][  T332]  _printk (kernel/printk/printk.c:2504)
[   20.508253][  T332]  ? snapshot_read.cold (user.c:?)
[   20.508255][  T332]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.508258][  T332]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.508260][  T332]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.508263][  T332]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   20.508266][  T332]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   20.508269][  T332]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   20.508271][  T332]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   20.508274][  T332]  ? netdev_notice (net/core/dev.c:13194)
[   20.508276][  T332]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.508280][  T332]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.508282][  T332]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   20.508286][  T332]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   20.508288][  T332]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   20.508292][  T332]  ? 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))
[   20.508298][  T332]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   20.508300][  T332]  ? __kernel_text_address (kernel/extable.c:79)
[   20.508303][  T332]  ? write_profile (profile.c:?)
[   20.508307][  T332]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   20.508312][  T332]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   20.508318][  T332]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   20.508320][  T332]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   20.508321][  T332]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.508323][  T332]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.508327][  T332]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.508329][  T332]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.508331][  T332]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.508334][  T332]  ? kasan_save_stack (mm/kasan/common.c:58)
[   20.508337][  T332]  ? kasan_save_stack (mm/kasan/common.c:57)
[   20.508339][  T332]  ? kasan_save_track (mm/kasan/common.c:78)
[   20.508342][  T332]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.508344][  T332]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   20.508347][  T332]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   20.508353][  T332]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.508355][  T332]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   20.508357][  T332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.508359][  T332]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.508361][  T332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.508362][  T332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.508364][  T332]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   20.508367][  T332]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   20.508370][  T332]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   20.508372][  T332]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   20.508376][  T332]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   20.508378][  T332]  ? nla_get_range_signed (lib/nlattr.c:270)
[   20.508384][  T332]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   20.508390][  T332]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   20.508397][  T332]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.508399][  T332]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.508404][  T332]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.508406][  T332]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.508409][  T332]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.508410][  T332]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.508415][  T332]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.508417][  T332]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   20.508420][  T332]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.508421][  T332]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.508426][  T332]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.508428][  T332]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.508432][  T332]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   20.508434][  T332]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.508437][  T332]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.508444][  T332]  ? 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))
[   20.508445][  T332]  ? 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))
[   20.508450][  T332]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.508453][  T332]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.508456][  T332]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   20.508461][  T332]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   20.508465][  T332]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   20.508466][  T332]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.508469][  T332]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   20.508473][  T332]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   20.508477][  T332]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   20.508480][  T332]  ? copy_msghdr_from_user (net/socket.c:2650)
[   20.508482][  T332]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   20.508484][  T332]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   20.508491][  T332]  ___sys_sendmsg (net/socket.c:2767)
[   20.508494][  T332]  ? copy_msghdr_from_user (net/socket.c:2619)
[   20.508510][  T332]  __sys_sendmsg (net/socket.c:2799)
[   20.508514][  T332]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   20.508520][  T332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.508524][  T332]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.508526][  T332]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   20.508530][  T332]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.508532][  T332] RIP: 0033:0x7fb85cad054e
[   20.508536][  T332] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.508538][  T332] RSP: 002b:00007ffcd3ee7960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.508541][  T332] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb85cad054e
[   20.508542][  T332] RDX: 0000000000000000 RSI: 00007ffcd3ee7a10 RDI: 0000000000000005
[   20.508543][  T332] RBP: 00007ffcd3ee7970 R08: 0000000000000000 R09: 0000000000000000
[   20.508544][  T332] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129aa
[   20.508545][  T332] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd3ee80e0
| [   21.608313][  T340] softirqs last disabled at (24784): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   21.608316][  T340] Preemption disabled at:
| [   21.608317][  T340] vprintk_emit (kernel/printk/printk.c:2471)
| [   21.608326][  T340] Tainted: [W]=WARN
[   21.608327][  T340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.608329][  T340] Call Trace:
[   21.608330][  T340]  <TASK>
[   21.608332][  T340]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.608337][  T340]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   21.608339][  T340]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.608344][  T340]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.608347][  T340]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   21.608352][  T340]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   21.608355][  T340]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.608361][  T340]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   21.608365][  T340]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.608368][  T340]  put_chars (drivers/char/virtio_console.c:1176)
[   21.608371][  T340]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.608375][  T340]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.608379][  T340]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.608383][  T340]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.608387][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.608389][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.608397][  T340]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.608400][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.608403][  T340]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.608407][  T340]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.608411][  T340]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.608412][  T340]  ? 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))
[   21.608415][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.608417][  T340]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.608421][  T340]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.608425][  T340]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.608427][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.608433][  T340]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.608435][  T340]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.608436][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.608438][  T340]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   21.608443][  T340]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.608445][  T340]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.608448][  T340]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.608451][  T340]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.608453][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.608455][  T340]  ? 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))
[   21.608457][  T340]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   21.608461][  T340]  _printk (kernel/printk/printk.c:2504)
[   21.608465][  T340]  ? snapshot_read.cold (user.c:?)
[   21.608467][  T340]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.608470][  T340]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.608472][  T340]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.608474][  T340]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   21.608478][  T340]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   21.608480][  T340]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.608483][  T340]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   21.608485][  T340]  ? netdev_notice (net/core/dev.c:13194)
[   21.608488][  T340]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.608491][  T340]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.608494][  T340]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   21.608498][  T340]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.608500][  T340]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   21.608503][  T340]  ? 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))
[   21.608510][  T340]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   21.608512][  T340]  ? __kernel_text_address (kernel/extable.c:79)
[   21.608515][  T340]  ? write_profile (profile.c:?)
[   21.608519][  T340]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   21.608525][  T340]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.608530][  T340]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   21.608532][  T340]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   21.608534][  T340]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.608536][  T340]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.608539][  T340]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.608542][  T340]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.608544][  T340]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.608547][  T340]  ? kasan_save_stack (mm/kasan/common.c:58)
[   21.608550][  T340]  ? kasan_save_stack (mm/kasan/common.c:57)
[   21.608552][  T340]  ? kasan_save_track (mm/kasan/common.c:78)
[   21.608555][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.608557][  T340]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   21.608560][  T340]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   21.608566][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.608568][  T340]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   21.608571][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.608573][  T340]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.608575][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.608577][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.608579][  T340]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   21.608582][  T340]  ? __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)
[   21.608585][  T340]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   21.608588][  T340]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   21.608592][  T340]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   21.608594][  T340]  ? nla_get_range_signed (lib/nlattr.c:270)
[   21.608599][  T340]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   21.608605][  T340]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   21.608611][  T340]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.608613][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.608618][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.608620][  T340]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.608622][  T340]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.608624][  T340]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.608628][  T340]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.608630][  T340]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   21.608634][  T340]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.608635][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.608640][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.608642][  T340]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.608646][  T340]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   21.608648][  T340]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.608651][  T340]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.608658][  T340]  ? 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))
[   21.608659][  T340]  ? 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))
[   21.608664][  T340]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.608668][  T340]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.608671][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   21.608675][  T340]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   21.608679][  T340]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   21.608681][  T340]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.608684][  T340]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   21.608688][  T340]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   21.608692][  T340]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   21.608695][  T340]  ? copy_msghdr_from_user (net/socket.c:2650)
[   21.608697][  T340]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   21.608699][  T340]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   21.608706][  T340]  ___sys_sendmsg (net/socket.c:2767)
[   21.608709][  T340]  ? copy_msghdr_from_user (net/socket.c:2619)
[   21.608727][  T340]  __sys_sendmsg (net/socket.c:2799)
[   21.608730][  T340]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   21.608737][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.608740][  T340]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   21.608743][  T340]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   21.608747][  T340]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.608749][  T340] RIP: 0033:0x7f9dbdef754e
[   21.608753][  T340] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   21.608755][  T340] RSP: 002b:00007ffede50c3a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.608757][  T340] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9dbdef754e
[   21.608759][  T340] RDX: 0000000000000000 RSI: 00007ffede50c450 RDI: 0000000000000005
[   21.608759][  T340] RBP: 00007ffede50c3b0 R08: 0000000000000000 R09: 0000000000000000
[   21.608760][  T340] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129ac
[   21.608761][  T340] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffede50cb20
| [   22.733421][  T350] softirqs last disabled at (21888): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   22.733423][  T350] Preemption disabled at:
| [   22.733424][  T350] vprintk_emit (kernel/printk/printk.c:2471)
| [   22.733433][  T350] Tainted: [W]=WARN
[   22.733434][  T350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.733436][  T350] Call Trace:
[   22.733438][  T350]  <TASK>
[   22.733440][  T350]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.733445][  T350]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   22.733446][  T350]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.733451][  T350]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.733454][  T350]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   22.733460][  T350]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   22.733462][  T350]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.733468][  T350]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   22.733471][  T350]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.733475][  T350]  put_chars (drivers/char/virtio_console.c:1176)
[   22.733478][  T350]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.733481][  T350]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.733485][  T350]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.733490][  T350]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.733493][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.733495][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.733500][  T350]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.733503][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.733506][  T350]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.733511][  T350]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.733514][  T350]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.733515][  T350]  ? 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))
[   22.733518][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.733520][  T350]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.733524][  T350]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.733528][  T350]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.733530][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.733536][  T350]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.733538][  T350]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.733539][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.733541][  T350]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.733546][  T350]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.733548][  T350]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.733551][  T350]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.733555][  T350]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.733557][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.733560][  T350]  ? 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))
[   22.733562][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   22.733566][  T350]  _printk (kernel/printk/printk.c:2504)
[   22.733570][  T350]  ? snapshot_read.cold (user.c:?)
[   22.733572][  T350]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.733576][  T350]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.733578][  T350]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.733581][  T350]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   22.733585][  T350]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   22.733588][  T350]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.733590][  T350]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   22.733593][  T350]  ? netdev_notice (net/core/dev.c:13194)
[   22.733596][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.733600][  T350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.733603][  T350]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   22.733607][  T350]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.733609][  T350]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   22.733612][  T350]  ? 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))
[   22.733619][  T350]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   22.733622][  T350]  ? __kernel_text_address (kernel/extable.c:79)
[   22.733625][  T350]  ? write_profile (profile.c:?)
[   22.733629][  T350]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   22.733635][  T350]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.733641][  T350]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   22.733643][  T350]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   22.733644][  T350]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   22.733647][  T350]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.733650][  T350]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.733653][  T350]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.733655][  T350]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.733658][  T350]  ? kasan_save_stack (mm/kasan/common.c:58)
[   22.733661][  T350]  ? kasan_save_stack (mm/kasan/common.c:57)
[   22.733663][  T350]  ? kasan_save_track (mm/kasan/common.c:78)
[   22.733667][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.733669][  T350]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   22.733672][  T350]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   22.733678][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.733680][  T350]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   22.733683][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.733685][  T350]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.733687][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.733688][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.733690][  T350]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   22.733692][  T350]  ? __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)
[   22.733696][  T350]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   22.733698][  T350]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   22.733701][  T350]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   22.733703][  T350]  ? nla_get_range_signed (lib/nlattr.c:270)
[   22.733710][  T350]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   22.733715][  T350]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   22.733721][  T350]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.733723][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.733728][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.733730][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.733732][  T350]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.733734][  T350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.733738][  T350]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.733740][  T350]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   22.733744][  T350]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.733745][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.733750][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.733752][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.733756][  T350]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   22.733758][  T350]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.733761][  T350]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.733767][  T350]  ? 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))
[   22.733769][  T350]  ? 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))
[   22.733773][  T350]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.733777][  T350]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.733780][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   22.733785][  T350]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   22.733789][  T350]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   22.733790][  T350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.733793][  T350]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   22.733797][  T350]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   22.733801][  T350]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   22.733804][  T350]  ? copy_msghdr_from_user (net/socket.c:2650)
[   22.733806][  T350]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   22.733808][  T350]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   22.733816][  T350]  ___sys_sendmsg (net/socket.c:2767)
[   22.733818][  T350]  ? copy_msghdr_from_user (net/socket.c:2619)
[   22.733836][  T350]  __sys_sendmsg (net/socket.c:2799)
[   22.733839][  T350]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   22.733846][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.733849][  T350]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.733852][  T350]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.733855][  T350]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.733857][  T350] RIP: 0033:0x7f8e2263254e
[   22.733861][  T350] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.733863][  T350] RSP: 002b:00007ffe89fc3050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.733865][  T350] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8e2263254e
[   22.733867][  T350] RDX: 0000000000000000 RSI: 00007ffe89fc3100 RDI: 0000000000000005
[   22.733867][  T350] RBP: 00007ffe89fc3060 R08: 0000000000000000 R09: 0000000000000000
[   22.733868][  T350] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129ad
[   22.733869][  T350] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe89fc37d0
| [   23.870425][  T360] softirqs last disabled at (15518): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   23.870427][  T360] Preemption disabled at:
| [   23.870428][  T360] vprintk_emit (kernel/printk/printk.c:2471)
| [   23.870437][  T360] Tainted: [W]=WARN
[   23.870438][  T360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.870440][  T360] Call Trace:
[   23.870441][  T360]  <TASK>
[   23.870443][  T360]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.870448][  T360]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   23.870450][  T360]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.870455][  T360]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.870458][  T360]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   23.870463][  T360]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   23.870466][  T360]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.870472][  T360]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.870475][  T360]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.870479][  T360]  put_chars (drivers/char/virtio_console.c:1176)
[   23.870482][  T360]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.870485][  T360]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.870489][  T360]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.870494][  T360]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.870497][  T360]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.870499][  T360]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.870504][  T360]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.870508][  T360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.870510][  T360]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.870514][  T360]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.870518][  T360]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.870519][  T360]  ? 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))
[   23.870522][  T360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.870524][  T360]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.870529][  T360]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.870532][  T360]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.870534][  T360]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.870540][  T360]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.870542][  T360]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.870544][  T360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.870546][  T360]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.870550][  T360]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.870552][  T360]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.870555][  T360]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.870559][  T360]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.870561][  T360]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.870563][  T360]  ? 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))
[   23.870565][  T360]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   23.870569][  T360]  _printk (kernel/printk/printk.c:2504)
[   23.870573][  T360]  ? snapshot_read.cold (user.c:?)
[   23.870574][  T360]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.870577][  T360]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.870580][  T360]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.870582][  T360]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   23.870585][  T360]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   23.870588][  T360]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.870590][  T360]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   23.870593][  T360]  ? netdev_notice (net/core/dev.c:13194)
[   23.870596][  T360]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.870599][  T360]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.870602][  T360]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   23.870605][  T360]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.870608][  T360]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   23.870611][  T360]  ? 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))
[   23.870617][  T360]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   23.870620][  T360]  ? __kernel_text_address (kernel/extable.c:79)
[   23.870623][  T360]  ? write_profile (profile.c:?)
[   23.870626][  T360]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   23.870632][  T360]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.870637][  T360]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   23.870639][  T360]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   23.870640][  T360]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.870642][  T360]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.870646][  T360]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.870648][  T360]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.870650][  T360]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.870653][  T360]  ? kasan_save_stack (mm/kasan/common.c:58)
[   23.870656][  T360]  ? kasan_save_stack (mm/kasan/common.c:57)
[   23.870658][  T360]  ? kasan_save_track (mm/kasan/common.c:78)
[   23.870661][  T360]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.870663][  T360]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   23.870666][  T360]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   23.870671][  T360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.870674][  T360]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   23.870676][  T360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.870678][  T360]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.870680][  T360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.870681][  T360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.870683][  T360]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   23.870686][  T360]  ? __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)
[   23.870689][  T360]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   23.870691][  T360]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   23.870695][  T360]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   23.870697][  T360]  ? nla_get_range_signed (lib/nlattr.c:270)
[   23.870703][  T360]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   23.870708][  T360]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   23.870714][  T360]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.870716][  T360]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.870721][  T360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.870723][  T360]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.870725][  T360]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.870727][  T360]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.870731][  T360]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.870733][  T360]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   23.870736][  T360]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.870738][  T360]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.870743][  T360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.870745][  T360]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.870749][  T360]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   23.870751][  T360]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.870753][  T360]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.870760][  T360]  ? 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))
[   23.870762][  T360]  ? 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))
[   23.870766][  T360]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.870770][  T360]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.870773][  T360]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   23.870777][  T360]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   23.870781][  T360]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   23.870783][  T360]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.870786][  T360]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   23.870790][  T360]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   23.870794][  T360]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   23.870796][  T360]  ? copy_msghdr_from_user (net/socket.c:2650)
[   23.870799][  T360]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   23.870800][  T360]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   23.870808][  T360]  ___sys_sendmsg (net/socket.c:2767)
[   23.870811][  T360]  ? copy_msghdr_from_user (net/socket.c:2619)
[   23.870829][  T360]  __sys_sendmsg (net/socket.c:2799)
[   23.870832][  T360]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   23.870839][  T360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.870842][  T360]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.870845][  T360]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   23.870848][  T360]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.870851][  T360] RIP: 0033:0x7faea9da854e
[   23.870854][  T360] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.870856][  T360] RSP: 002b:00007ffe29e72aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.870859][  T360] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007faea9da854e
[   23.870860][  T360] RDX: 0000000000000000 RSI: 00007ffe29e72b50 RDI: 0000000000000005
[   23.870861][  T360] RBP: 00007ffe29e72ab0 R08: 0000000000000000 R09: 0000000000000000
[   23.870862][  T360] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129ae
[   23.870862][  T360] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe29e73220
| [   24.888496][  T370] softirqs last disabled at (20162): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   24.888498][  T370] Preemption disabled at:
| [   24.888499][  T370] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.888507][  T370] Tainted: [W]=WARN
[   24.888508][  T370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.888510][  T370] Call Trace:
[   24.888512][  T370]  <TASK>
[   24.888513][  T370]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.888518][  T370]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.888520][  T370]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.888524][  T370]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.888528][  T370]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   24.888533][  T370]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   24.888535][  T370]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.888541][  T370]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.888544][  T370]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.888548][  T370]  put_chars (drivers/char/virtio_console.c:1176)
[   24.888551][  T370]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.888555][  T370]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.888559][  T370]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.888564][  T370]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.888568][  T370]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.888570][  T370]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.888576][  T370]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.888579][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.888582][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.888587][  T370]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.888591][  T370]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.888593][  T370]  ? 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))
[   24.888596][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.888598][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.888603][  T370]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.888607][  T370]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.888609][  T370]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.888615][  T370]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.888618][  T370]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.888619][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.888621][  T370]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   24.888626][  T370]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.888628][  T370]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.888631][  T370]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.888635][  T370]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.888637][  T370]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.888639][  T370]  ? 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))
[   24.888642][  T370]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   24.888646][  T370]  _printk (kernel/printk/printk.c:2504)
[   24.888650][  T370]  ? snapshot_read.cold (user.c:?)
[   24.888652][  T370]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.888655][  T370]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.888658][  T370]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.888660][  T370]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   24.888664][  T370]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   24.888666][  T370]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.888669][  T370]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   24.888671][  T370]  ? netdev_notice (net/core/dev.c:13194)
[   24.888674][  T370]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.888677][  T370]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.888680][  T370]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   24.888684][  T370]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.888686][  T370]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   24.888689][  T370]  ? 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))
[   24.888695][  T370]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   24.888698][  T370]  ? __kernel_text_address (kernel/extable.c:79)
[   24.888701][  T370]  ? write_profile (profile.c:?)
[   24.888705][  T370]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   24.888710][  T370]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.888715][  T370]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   24.888717][  T370]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   24.888719][  T370]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.888721][  T370]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.888724][  T370]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.888726][  T370]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.888728][  T370]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.888731][  T370]  ? kasan_save_stack (mm/kasan/common.c:58)
[   24.888734][  T370]  ? kasan_save_stack (mm/kasan/common.c:57)
[   24.888736][  T370]  ? kasan_save_track (mm/kasan/common.c:78)
[   24.888739][  T370]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.888741][  T370]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   24.888744][  T370]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   24.888749][  T370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.888751][  T370]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   24.888754][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.888756][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.888758][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.888759][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.888761][  T370]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   24.888764][  T370]  ? __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)
[   24.888767][  T370]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   24.888769][  T370]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   24.888773][  T370]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   24.888775][  T370]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.888781][  T370]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   24.888786][  T370]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   24.888792][  T370]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.888793][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.888795][  T370]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.888800][  T370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.888802][  T370]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.888804][  T370]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.888806][  T370]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.888810][  T370]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.888812][  T370]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   24.888816][  T370]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.888817][  T370]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.888822][  T370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.888824][  T370]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.888828][  T370]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   24.888830][  T370]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.888833][  T370]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.888840][  T370]  ? 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))
[   24.888841][  T370]  ? 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))
[   24.888846][  T370]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.888850][  T370]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.888853][  T370]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   24.888857][  T370]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   24.888861][  T370]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   24.888863][  T370]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.888866][  T370]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   24.888870][  T370]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   24.888874][  T370]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   24.888876][  T370]  ? copy_msghdr_from_user (net/socket.c:2650)
[   24.888878][  T370]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   24.888880][  T370]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   24.888888][  T370]  ___sys_sendmsg (net/socket.c:2767)
[   24.888891][  T370]  ? copy_msghdr_from_user (net/socket.c:2619)
[   24.888907][  T370]  __sys_sendmsg (net/socket.c:2799)
[   24.888911][  T370]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   24.888917][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.888921][  T370]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.888923][  T370]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   24.888927][  T370]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.888929][  T370] RIP: 0033:0x7f21608fa54e
[   24.888933][  T370] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.888935][  T370] RSP: 002b:00007ffd2e9bc550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.888937][  T370] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f21608fa54e
[   24.888939][  T370] RDX: 0000000000000000 RSI: 00007ffd2e9bc600 RDI: 0000000000000005
[   24.888939][  T370] RBP: 00007ffd2e9bc560 R08: 0000000000000000 R09: 0000000000000000
[   24.888940][  T370] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129af
[   24.888941][  T370] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd2e9bccd0
| [   25.906718][  T378] softirqs last disabled at (15542): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   25.906721][  T378] Preemption disabled at:
| [   25.906722][  T378] vprintk_emit (kernel/printk/printk.c:2471)
| [   25.906731][  T378] Tainted: [W]=WARN
[   25.906732][  T378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.906733][  T378] Call Trace:
[   25.906735][  T378]  <TASK>
[   25.906737][  T378]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.906742][  T378]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   25.906744][  T378]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.906748][  T378]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.906752][  T378]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   25.906757][  T378]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   25.906760][  T378]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.906766][  T378]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.906769][  T378]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.906773][  T378]  put_chars (drivers/char/virtio_console.c:1176)
[   25.906776][  T378]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.906779][  T378]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.906783][  T378]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.906788][  T378]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.906791][  T378]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.906793][  T378]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.906798][  T378]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.906802][  T378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.906805][  T378]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.906809][  T378]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.906813][  T378]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.906814][  T378]  ? 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))
[   25.906817][  T378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.906819][  T378]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.906823][  T378]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.906827][  T378]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.906829][  T378]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.906834][  T378]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.906837][  T378]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.906838][  T378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.906840][  T378]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   25.906844][  T378]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.906847][  T378]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.906850][  T378]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.906853][  T378]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.906855][  T378]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.906857][  T378]  ? 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))
[   25.906859][  T378]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   25.906864][  T378]  _printk (kernel/printk/printk.c:2504)
[   25.906867][  T378]  ? snapshot_read.cold (user.c:?)
[   25.906869][  T378]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.906872][  T378]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.906875][  T378]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.906877][  T378]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   25.906880][  T378]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   25.906883][  T378]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.906885][  T378]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   25.906888][  T378]  ? netdev_notice (net/core/dev.c:13194)
[   25.906891][  T378]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.906894][  T378]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.906897][  T378]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   25.906901][  T378]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.906903][  T378]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   25.906906][  T378]  ? 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))
[   25.906913][  T378]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   25.906915][  T378]  ? __kernel_text_address (kernel/extable.c:79)
[   25.906919][  T378]  ? write_profile (profile.c:?)
[   25.906923][  T378]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   25.906928][  T378]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.906933][  T378]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   25.906936][  T378]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   25.906937][  T378]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.906939][  T378]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.906943][  T378]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.906945][  T378]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.906947][  T378]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.906950][  T378]  ? kasan_save_stack (mm/kasan/common.c:58)
[   25.906953][  T378]  ? kasan_save_stack (mm/kasan/common.c:57)
[   25.906955][  T378]  ? kasan_save_track (mm/kasan/common.c:78)
[   25.906958][  T378]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.906960][  T378]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   25.906963][  T378]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   25.906969][  T378]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.906971][  T378]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.906974][  T378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.906976][  T378]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.906978][  T378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.906979][  T378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.906981][  T378]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   25.906984][  T378]  ? __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)
[   25.906987][  T378]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   25.906990][  T378]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.906994][  T378]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   25.906996][  T378]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.907002][  T378]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   25.907008][  T378]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   25.907014][  T378]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.907016][  T378]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.907021][  T378]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.907023][  T378]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.907025][  T378]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.907027][  T378]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.907031][  T378]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.907033][  T378]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   25.907043][  T378]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.907044][  T378]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.907050][  T378]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.907052][  T378]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.907056][  T378]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   25.907057][  T378]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.907060][  T378]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.907067][  T378]  ? 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))
[   25.907069][  T378]  ? 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))
[   25.907073][  T378]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.907077][  T378]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.907080][  T378]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   25.907085][  T378]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   25.907089][  T378]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   25.907090][  T378]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.907094][  T378]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   25.907097][  T378]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   25.907102][  T378]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   25.907104][  T378]  ? copy_msghdr_from_user (net/socket.c:2650)
[   25.907107][  T378]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   25.907109][  T378]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   25.907116][  T378]  ___sys_sendmsg (net/socket.c:2767)
[   25.907119][  T378]  ? copy_msghdr_from_user (net/socket.c:2619)
[   25.907136][  T378]  __sys_sendmsg (net/socket.c:2799)
[   25.907140][  T378]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   25.907146][  T378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.907150][  T378]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.907152][  T378]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   25.907156][  T378]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.907159][  T378] RIP: 0033:0x7fc85683454e
[   25.907163][  T378] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   25.907165][  T378] RSP: 002b:00007ffd72847de0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.907167][  T378] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc85683454e
[   25.907169][  T378] RDX: 0000000000000000 RSI: 00007ffd72847e90 RDI: 0000000000000005
[   25.907169][  T378] RBP: 00007ffd72847df0 R08: 0000000000000000 R09: 0000000000000000
[   25.907170][  T378] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129b0
[   25.907171][  T378] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd72848560
| [   27.020347][  T388] softirqs last disabled at (35084): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   27.020350][  T388] Preemption disabled at:
| [   27.020350][  T388] vprintk_emit (kernel/printk/printk.c:2471)
| [   27.020359][  T388] Tainted: [W]=WARN
[   27.020360][  T388] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.020362][  T388] Call Trace:
[   27.020364][  T388]  <TASK>
[   27.020365][  T388]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.020370][  T388]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   27.020372][  T388]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.020377][  T388]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.020380][  T388]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   27.020385][  T388]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   27.020387][  T388]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.020396][  T388]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.020399][  T388]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.020403][  T388]  put_chars (drivers/char/virtio_console.c:1176)
[   27.020406][  T388]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.020409][  T388]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.020413][  T388]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.020418][  T388]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.020421][  T388]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.020423][  T388]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.020428][  T388]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.020431][  T388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.020434][  T388]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.020438][  T388]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.020442][  T388]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.020443][  T388]  ? 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))
[   27.020446][  T388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.020448][  T388]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.020452][  T388]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.020456][  T388]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.020457][  T388]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.020463][  T388]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.020465][  T388]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.020466][  T388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.020468][  T388]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.020472][  T388]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.020474][  T388]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.020477][  T388]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.020481][  T388]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.020483][  T388]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.020485][  T388]  ? 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))
[   27.020487][  T388]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   27.020491][  T388]  _printk (kernel/printk/printk.c:2504)
[   27.020494][  T388]  ? snapshot_read.cold (user.c:?)
[   27.020496][  T388]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.020499][  T388]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.020501][  T388]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.020503][  T388]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   27.020507][  T388]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   27.020509][  T388]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   27.020512][  T388]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   27.020514][  T388]  ? netdev_notice (net/core/dev.c:13194)
[   27.020517][  T388]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.020520][  T388]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.020523][  T388]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   27.020527][  T388]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   27.020529][  T388]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   27.020532][  T388]  ? 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))
[   27.020538][  T388]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   27.020541][  T388]  ? __kernel_text_address (kernel/extable.c:79)
[   27.020544][  T388]  ? write_profile (profile.c:?)
[   27.020548][  T388]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   27.020554][  T388]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   27.020559][  T388]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   27.020562][  T388]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   27.020563][  T388]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.020565][  T388]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.020569][  T388]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.020571][  T388]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.020573][  T388]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.020576][  T388]  ? kasan_save_stack (mm/kasan/common.c:58)
[   27.020579][  T388]  ? kasan_save_stack (mm/kasan/common.c:57)
[   27.020581][  T388]  ? kasan_save_track (mm/kasan/common.c:78)
[   27.020584][  T388]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.020586][  T388]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   27.020589][  T388]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   27.020594][  T388]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.020596][  T388]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   27.020598][  T388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.020600][  T388]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.020602][  T388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.020603][  T388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.020605][  T388]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   27.020608][  T388]  ? __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)
[   27.020611][  T388]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   27.020614][  T388]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   27.020617][  T388]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   27.020619][  T388]  ? nla_get_range_signed (lib/nlattr.c:270)
[   27.020625][  T388]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   27.020630][  T388]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   27.020636][  T388]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   27.020638][  T388]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.020642][  T388]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.020645][  T388]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.020647][  T388]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   27.020649][  T388]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.020653][  T388]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   27.020655][  T388]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   27.020658][  T388]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.020659][  T388]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.020664][  T388]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.020666][  T388]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.020670][  T388]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   27.020672][  T388]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.020675][  T388]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.020681][  T388]  ? 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))
[   27.020683][  T388]  ? 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))
[   27.020687][  T388]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.020691][  T388]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.020694][  T388]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   27.020698][  T388]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   27.020702][  T388]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   27.020703][  T388]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.020707][  T388]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   27.020710][  T388]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   27.020714][  T388]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   27.020717][  T388]  ? copy_msghdr_from_user (net/socket.c:2650)
[   27.020719][  T388]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   27.020721][  T388]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   27.020728][  T388]  ___sys_sendmsg (net/socket.c:2767)
[   27.020731][  T388]  ? copy_msghdr_from_user (net/socket.c:2619)
[   27.020748][  T388]  __sys_sendmsg (net/socket.c:2799)
[   27.020751][  T388]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   27.020757][  T388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.020761][  T388]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   27.020763][  T388]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   27.020767][  T388]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.020769][  T388] RIP: 0033:0x7fecee2b854e
[   27.020773][  T388] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.020775][  T388] RSP: 002b:00007ffe693f0ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.020777][  T388] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fecee2b854e
[   27.020779][  T388] RDX: 0000000000000000 RSI: 00007ffe693f0b60 RDI: 0000000000000005
[   27.020780][  T388] RBP: 00007ffe693f0ac0 R08: 0000000000000000 R09: 0000000000000000
[   27.020780][  T388] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129b1
[   27.020781][  T388] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe693f1230
| [   28.043248][  T397] softirqs last disabled at (23896): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   28.043251][  T397] Preemption disabled at:
| [   28.043251][  T397] vprintk_emit (kernel/printk/printk.c:2471)
| [   28.043260][  T397] Tainted: [W]=WARN
[   28.043261][  T397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.043263][  T397] Call Trace:
[   28.043265][  T397]  <TASK>
[   28.043266][  T397]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.043271][  T397]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   28.043273][  T397]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.043278][  T397]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.043281][  T397]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   28.043286][  T397]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   28.043289][  T397]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.043295][  T397]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.043298][  T397]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.043302][  T397]  put_chars (drivers/char/virtio_console.c:1176)
[   28.043305][  T397]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.043309][  T397]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.043312][  T397]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.043317][  T397]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.043321][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.043323][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.043327][  T397]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.043331][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.043333][  T397]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.043338][  T397]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.043341][  T397]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.043343][  T397]  ? 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))
[   28.043345][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.043347][  T397]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.043352][  T397]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.043355][  T397]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.043357][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.043363][  T397]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.043365][  T397]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.043366][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.043368][  T397]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.043372][  T397]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.043374][  T397]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.043377][  T397]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.043381][  T397]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.043383][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.043385][  T397]  ? 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))
[   28.043387][  T397]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   28.043391][  T397]  _printk (kernel/printk/printk.c:2504)
[   28.043394][  T397]  ? snapshot_read.cold (user.c:?)
[   28.043396][  T397]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.043399][  T397]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.043401][  T397]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.043404][  T397]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   28.043407][  T397]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   28.043409][  T397]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   28.043412][  T397]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   28.043414][  T397]  ? netdev_notice (net/core/dev.c:13194)
[   28.043417][  T397]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.043420][  T397]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.043423][  T397]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   28.043427][  T397]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   28.043429][  T397]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   28.043432][  T397]  ? 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))
[   28.043438][  T397]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   28.043441][  T397]  ? __kernel_text_address (kernel/extable.c:79)
[   28.043444][  T397]  ? write_profile (profile.c:?)
[   28.043447][  T397]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   28.043452][  T397]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   28.043457][  T397]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   28.043460][  T397]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   28.043461][  T397]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.043463][  T397]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.043466][  T397]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.043469][  T397]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.043471][  T397]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.043474][  T397]  ? kasan_save_stack (mm/kasan/common.c:58)
[   28.043477][  T397]  ? kasan_save_stack (mm/kasan/common.c:57)
[   28.043478][  T397]  ? kasan_save_track (mm/kasan/common.c:78)
[   28.043481][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.043483][  T397]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   28.043486][  T397]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   28.043491][  T397]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.043494][  T397]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   28.043496][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.043498][  T397]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.043500][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.043501][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.043503][  T397]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   28.043506][  T397]  ? __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)
[   28.043509][  T397]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   28.043512][  T397]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   28.043515][  T397]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   28.043517][  T397]  ? nla_get_range_signed (lib/nlattr.c:270)
[   28.043523][  T397]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   28.043529][  T397]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   28.043535][  T397]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.043536][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.043541][  T397]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.043544][  T397]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.043546][  T397]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.043548][  T397]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.043552][  T397]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.043554][  T397]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   28.043557][  T397]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.043559][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.043564][  T397]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.043566][  T397]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.043570][  T397]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   28.043571][  T397]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.043574][  T397]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.043581][  T397]  ? 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))
[   28.043582][  T397]  ? 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))
[   28.043587][  T397]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.043591][  T397]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.043593][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   28.043598][  T397]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   28.043602][  T397]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   28.043603][  T397]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.043607][  T397]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   28.043610][  T397]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   28.043614][  T397]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   28.043617][  T397]  ? copy_msghdr_from_user (net/socket.c:2650)
[   28.043619][  T397]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   28.043621][  T397]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   28.043629][  T397]  ___sys_sendmsg (net/socket.c:2767)
[   28.043632][  T397]  ? copy_msghdr_from_user (net/socket.c:2619)
[   28.043649][  T397]  __sys_sendmsg (net/socket.c:2799)
[   28.043653][  T397]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   28.043660][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.043663][  T397]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.043666][  T397]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   28.043669][  T397]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.043672][  T397] RIP: 0033:0x7f23481a254e
[   28.043676][  T397] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   28.043677][  T397] RSP: 002b:00007ffc8150eb90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.043680][  T397] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f23481a254e
[   28.043682][  T397] RDX: 0000000000000000 RSI: 00007ffc8150ec40 RDI: 0000000000000005
[   28.043683][  T397] RBP: 00007ffc8150eba0 R08: 0000000000000000 R09: 0000000000000000
[   28.043683][  T397] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129b2
[   28.043684][  T397] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc8150f310
| [   29.100621][  T406] softirqs last disabled at (28136): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   29.100623][  T406] Preemption disabled at:
| [   29.100624][  T406] vprintk_emit (kernel/printk/printk.c:2471)
| [   29.100633][  T406] Tainted: [W]=WARN
[   29.100634][  T406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.100636][  T406] Call Trace:
[   29.100638][  T406]  <TASK>
[   29.100639][  T406]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.100645][  T406]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   29.100646][  T406]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.100651][  T406]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.100655][  T406]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   29.100660][  T406]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   29.100663][  T406]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.100669][  T406]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.100672][  T406]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.100675][  T406]  put_chars (drivers/char/virtio_console.c:1176)
[   29.100678][  T406]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.100682][  T406]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.100686][  T406]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.100690][  T406]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.100694][  T406]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.100696][  T406]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.100701][  T406]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.100704][  T406]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.100707][  T406]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.100711][  T406]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.100715][  T406]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.100716][  T406]  ? 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))
[   29.100719][  T406]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.100721][  T406]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.100725][  T406]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.100729][  T406]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.100731][  T406]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.100736][  T406]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.100739][  T406]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.100740][  T406]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.100742][  T406]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.100746][  T406]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.100748][  T406]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.100751][  T406]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.100755][  T406]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.100757][  T406]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.100759][  T406]  ? 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))
[   29.100761][  T406]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   29.100765][  T406]  _printk (kernel/printk/printk.c:2504)
[   29.100769][  T406]  ? snapshot_read.cold (user.c:?)
[   29.100770][  T406]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.100773][  T406]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.100775][  T406]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.100778][  T406]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   29.100781][  T406]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   29.100784][  T406]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.100787][  T406]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   29.100789][  T406]  ? netdev_notice (net/core/dev.c:13194)
[   29.100792][  T406]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.100795][  T406]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.100798][  T406]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   29.100802][  T406]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.100804][  T406]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   29.100807][  T406]  ? 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))
[   29.100813][  T406]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   29.100816][  T406]  ? __kernel_text_address (kernel/extable.c:79)
[   29.100819][  T406]  ? write_profile (profile.c:?)
[   29.100823][  T406]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   29.100828][  T406]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.100833][  T406]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   29.100835][  T406]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   29.100836][  T406]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.100838][  T406]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.100842][  T406]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.100844][  T406]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.100846][  T406]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.100849][  T406]  ? kasan_save_stack (mm/kasan/common.c:58)
[   29.100852][  T406]  ? kasan_save_stack (mm/kasan/common.c:57)
[   29.100854][  T406]  ? kasan_save_track (mm/kasan/common.c:78)
[   29.100857][  T406]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.100859][  T406]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   29.100862][  T406]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   29.100867][  T406]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.100869][  T406]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   29.100872][  T406]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.100874][  T406]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.100875][  T406]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.100877][  T406]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.100879][  T406]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   29.100881][  T406]  ? __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)
[   29.100885][  T406]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   29.100887][  T406]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   29.100891][  T406]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   29.100893][  T406]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.100899][  T406]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   29.100905][  T406]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   29.100910][  T406]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.100912][  T406]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.100919][  T406]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.100921][  T406]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.100924][  T406]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.100925][  T406]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.100930][  T406]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.100932][  T406]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.100935][  T406]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.100936][  T406]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.100941][  T406]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.100943][  T406]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.100947][  T406]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   29.100949][  T406]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.100952][  T406]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.100958][  T406]  ? 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))
[   29.100959][  T406]  ? 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))
[   29.100964][  T406]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.100968][  T406]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.100971][  T406]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   29.100975][  T406]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.100979][  T406]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   29.100980][  T406]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.100983][  T406]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   29.100987][  T406]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   29.100991][  T406]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   29.100994][  T406]  ? copy_msghdr_from_user (net/socket.c:2650)
[   29.100996][  T406]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   29.100998][  T406]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   29.101006][  T406]  ___sys_sendmsg (net/socket.c:2767)
[   29.101008][  T406]  ? copy_msghdr_from_user (net/socket.c:2619)
[   29.101025][  T406]  __sys_sendmsg (net/socket.c:2799)
[   29.101029][  T406]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   29.101035][  T406]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.101039][  T406]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.101041][  T406]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   29.101045][  T406]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.101047][  T406] RIP: 0033:0x7f0a15bb454e
[   29.101052][  T406] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.101053][  T406] RSP: 002b:00007ffc96f0b640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.101060][  T406] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0a15bb454e
[   29.101061][  T406] RDX: 0000000000000000 RSI: 00007ffc96f0b6f0 RDI: 0000000000000005
[   29.101062][  T406] RBP: 00007ffc96f0b650 R08: 0000000000000000 R09: 0000000000000000
[   29.101063][  T406] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129b3
[   29.101064][  T406] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc96f0bdc0
| [   30.172057][  T415] softirqs last disabled at (25080): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   30.172060][  T415] Preemption disabled at:
| [   30.172061][  T415] vprintk_emit (kernel/printk/printk.c:2471)
| [   30.172077][  T415] Tainted: [W]=WARN
[   30.172078][  T415] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.172080][  T415] Call Trace:
[   30.172081][  T415]  <TASK>
[   30.172083][  T415]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   30.172088][  T415]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   30.172090][  T415]  __might_resched.cold (kernel/sched/core.c:9234)
[   30.172094][  T415]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   30.172098][  T415]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   30.172103][  T415]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   30.172105][  T415]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.172111][  T415]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.172114][  T415]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.172118][  T415]  put_chars (drivers/char/virtio_console.c:1176)
[   30.172121][  T415]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   30.172124][  T415]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.172128][  T415]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.172133][  T415]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   30.172136][  T415]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.172138][  T415]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.172143][  T415]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   30.172146][  T415]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.172149][  T415]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.172154][  T415]  console_emit_next_record (kernel/printk/printk.c:3183)
[   30.172157][  T415]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   30.172159][  T415]  ? 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))
[   30.172161][  T415]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.172163][  T415]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.172167][  T415]  console_flush_one_record (kernel/printk/printk.c:3268)
[   30.172171][  T415]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   30.172172][  T415]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.172178][  T415]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   30.172180][  T415]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   30.172182][  T415]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.172184][  T415]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   30.172188][  T415]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   30.172189][  T415]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   30.172192][  T415]  vprintk_emit (kernel/printk/printk.c:2479)
[   30.172196][  T415]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   30.172198][  T415]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.172200][  T415]  ? 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))
[   30.172202][  T415]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   30.172206][  T415]  _printk (kernel/printk/printk.c:2504)
[   30.172209][  T415]  ? snapshot_read.cold (user.c:?)
[   30.172211][  T415]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.172214][  T415]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.172216][  T415]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.172219][  T415]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   30.172222][  T415]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   30.172225][  T415]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.172227][  T415]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   30.172230][  T415]  ? netdev_notice (net/core/dev.c:13194)
[   30.172232][  T415]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.172236][  T415]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.172238][  T415]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   30.172242][  T415]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.172244][  T415]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   30.172247][  T415]  ? 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))
[   30.172254][  T415]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   30.172256][  T415]  ? __kernel_text_address (kernel/extable.c:79)
[   30.172259][  T415]  ? write_profile (profile.c:?)
[   30.172263][  T415]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   30.172268][  T415]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.172273][  T415]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   30.172275][  T415]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   30.172277][  T415]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.172279][  T415]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.172282][  T415]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.172285][  T415]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.172287][  T415]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.172290][  T415]  ? kasan_save_stack (mm/kasan/common.c:58)
[   30.172292][  T415]  ? kasan_save_stack (mm/kasan/common.c:57)
[   30.172294][  T415]  ? kasan_save_track (mm/kasan/common.c:78)
[   30.172297][  T415]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.172299][  T415]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   30.172302][  T415]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   30.172307][  T415]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.172309][  T415]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   30.172312][  T415]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.172314][  T415]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.172316][  T415]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.172317][  T415]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.172319][  T415]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   30.172321][  T415]  ? __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)
[   30.172325][  T415]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   30.172327][  T415]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   30.172330][  T415]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   30.172332][  T415]  ? nla_get_range_signed (lib/nlattr.c:270)
[   30.172338][  T415]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   30.172343][  T415]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   30.172349][  T415]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.172351][  T415]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.172356][  T415]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.172358][  T415]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.172360][  T415]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.172362][  T415]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.172366][  T415]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.172368][  T415]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.172371][  T415]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.172372][  T415]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.172377][  T415]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.172379][  T415]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.172383][  T415]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.172385][  T415]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.172388][  T415]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.172396][  T415]  ? 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))
[   30.172398][  T415]  ? 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))
[   30.172402][  T415]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.172406][  T415]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.172409][  T415]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   30.172413][  T415]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.172417][  T415]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   30.172419][  T415]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.172422][  T415]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   30.172426][  T415]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   30.172430][  T415]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   30.172432][  T415]  ? copy_msghdr_from_user (net/socket.c:2650)
[   30.172434][  T415]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   30.172436][  T415]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   30.172444][  T415]  ___sys_sendmsg (net/socket.c:2767)
[   30.172447][  T415]  ? copy_msghdr_from_user (net/socket.c:2619)
[   30.172463][  T415]  __sys_sendmsg (net/socket.c:2799)
[   30.172466][  T415]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   30.172473][  T415]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.172476][  T415]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.172479][  T415]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   30.172482][  T415]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.172485][  T415] RIP: 0033:0x7f08805b854e
[   30.172489][  T415] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.172490][  T415] RSP: 002b:00007ffeff7f4910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.172493][  T415] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f08805b854e
[   30.172494][  T415] RDX: 0000000000000000 RSI: 00007ffeff7f49c0 RDI: 0000000000000005
[   30.172495][  T415] RBP: 00007ffeff7f4920 R08: 0000000000000000 R09: 0000000000000000
[   30.172496][  T415] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129b4
[   30.172497][  T415] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeff7f5090
| [   31.172290][  T424] softirqs last disabled at (32498): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   31.172293][  T424] Preemption disabled at:
| [   31.172293][  T424] vprintk_emit (kernel/printk/printk.c:2471)
| [   31.172302][  T424] Tainted: [W]=WARN
[   31.172303][  T424] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.172305][  T424] Call Trace:
[   31.172307][  T424]  <TASK>
[   31.172308][  T424]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   31.172313][  T424]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   31.172315][  T424]  __might_resched.cold (kernel/sched/core.c:9234)
[   31.172319][  T424]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   31.172323][  T424]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   31.172328][  T424]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   31.172330][  T424]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.172337][  T424]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   31.172340][  T424]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.172343][  T424]  put_chars (drivers/char/virtio_console.c:1176)
[   31.172346][  T424]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   31.172350][  T424]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.172354][  T424]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.172358][  T424]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   31.172362][  T424]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.172364][  T424]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.172368][  T424]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   31.172372][  T424]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.172375][  T424]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.172379][  T424]  console_emit_next_record (kernel/printk/printk.c:3183)
[   31.172383][  T424]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   31.172384][  T424]  ? 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))
[   31.172387][  T424]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.172389][  T424]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.172395][  T424]  console_flush_one_record (kernel/printk/printk.c:3268)
[   31.172399][  T424]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   31.172400][  T424]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.172406][  T424]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   31.172408][  T424]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   31.172410][  T424]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.172412][  T424]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   31.172416][  T424]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   31.172418][  T424]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   31.172421][  T424]  vprintk_emit (kernel/printk/printk.c:2479)
[   31.172424][  T424]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   31.172426][  T424]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.172428][  T424]  ? 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))
[   31.172430][  T424]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   31.172434][  T424]  _printk (kernel/printk/printk.c:2504)
[   31.172438][  T424]  ? snapshot_read.cold (user.c:?)
[   31.172440][  T424]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   31.172443][  T424]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.172445][  T424]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.172448][  T424]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   31.172451][  T424]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   31.172454][  T424]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   31.172456][  T424]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   31.172459][  T424]  ? netdev_notice (net/core/dev.c:13194)
[   31.172461][  T424]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.172464][  T424]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.172467][  T424]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   31.172471][  T424]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   31.172473][  T424]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   31.172476][  T424]  ? 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))
[   31.172482][  T424]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   31.172485][  T424]  ? __kernel_text_address (kernel/extable.c:79)
[   31.172488][  T424]  ? write_profile (profile.c:?)
[   31.172492][  T424]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   31.172497][  T424]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   31.172502][  T424]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   31.172504][  T424]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   31.172506][  T424]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.172508][  T424]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.172512][  T424]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   31.172514][  T424]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.172516][  T424]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.172519][  T424]  ? kasan_save_stack (mm/kasan/common.c:58)
[   31.172522][  T424]  ? kasan_save_stack (mm/kasan/common.c:57)
[   31.172524][  T424]  ? kasan_save_track (mm/kasan/common.c:78)
[   31.172527][  T424]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.172529][  T424]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   31.172532][  T424]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   31.172537][  T424]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.172539][  T424]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   31.172542][  T424]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.172544][  T424]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.172546][  T424]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.172548][  T424]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.172550][  T424]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   31.172553][  T424]  ? __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)
[   31.172556][  T424]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   31.172559][  T424]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   31.172562][  T424]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   31.172564][  T424]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.172570][  T424]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   31.172575][  T424]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   31.172581][  T424]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.172583][  T424]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.172588][  T424]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.172590][  T424]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.172592][  T424]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.172594][  T424]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.172598][  T424]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.172600][  T424]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   31.172603][  T424]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.172605][  T424]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.172610][  T424]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.172612][  T424]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.172616][  T424]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   31.172617][  T424]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.172620][  T424]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.172627][  T424]  ? 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))
[   31.172628][  T424]  ? 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))
[   31.172632][  T424]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.172636][  T424]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.172639][  T424]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   31.172644][  T424]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   31.172647][  T424]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   31.172649][  T424]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.172652][  T424]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.172656][  T424]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.172660][  T424]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   31.172662][  T424]  ? copy_msghdr_from_user (net/socket.c:2650)
[   31.172665][  T424]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   31.172666][  T424]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   31.172674][  T424]  ___sys_sendmsg (net/socket.c:2767)
[   31.172677][  T424]  ? copy_msghdr_from_user (net/socket.c:2619)
[   31.172694][  T424]  __sys_sendmsg (net/socket.c:2799)
[   31.172697][  T424]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   31.172704][  T424]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.172707][  T424]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   31.172710][  T424]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   31.172713][  T424]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.172715][  T424] RIP: 0033:0x7f3811a8054e
[   31.172720][  T424] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.172721][  T424] RSP: 002b:00007fff29627270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.172724][  T424] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3811a8054e
[   31.172725][  T424] RDX: 0000000000000000 RSI: 00007fff29627320 RDI: 0000000000000005
[   31.172726][  T424] RBP: 00007fff29627280 R08: 0000000000000000 R09: 0000000000000000
[   31.172727][  T424] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129b5
[   31.172728][  T424] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff296279f0
| [   32.304635][  T435] softirqs last disabled at (19862): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   32.304638][  T435] Preemption disabled at:
| [   32.304638][  T435] vprintk_emit (kernel/printk/printk.c:2471)
| [   32.304647][  T435] Tainted: [W]=WARN
[   32.304648][  T435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.304650][  T435] Call Trace:
[   32.304652][  T435]  <TASK>
[   32.304653][  T435]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   32.304658][  T435]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   32.304660][  T435]  __might_resched.cold (kernel/sched/core.c:9234)
[   32.304665][  T435]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   32.304668][  T435]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   32.304673][  T435]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   32.304676][  T435]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.304682][  T435]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   32.304685][  T435]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.304689][  T435]  put_chars (drivers/char/virtio_console.c:1176)
[   32.304692][  T435]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   32.304695][  T435]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.304699][  T435]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.304704][  T435]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   32.304708][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.304709][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.304714][  T435]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   32.304718][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.304720][  T435]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.304725][  T435]  console_emit_next_record (kernel/printk/printk.c:3183)
[   32.304729][  T435]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   32.304730][  T435]  ? 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))
[   32.304733][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.304735][  T435]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.304739][  T435]  console_flush_one_record (kernel/printk/printk.c:3268)
[   32.304743][  T435]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   32.304744][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.304750][  T435]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   32.304753][  T435]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   32.304754][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.304756][  T435]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   32.304761][  T435]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   32.304763][  T435]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   32.304766][  T435]  vprintk_emit (kernel/printk/printk.c:2479)
[   32.304769][  T435]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   32.304771][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.304773][  T435]  ? 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))
[   32.304775][  T435]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   32.304780][  T435]  _printk (kernel/printk/printk.c:2504)
[   32.304784][  T435]  ? snapshot_read.cold (user.c:?)
[   32.304785][  T435]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.304788][  T435]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.304791][  T435]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.304793][  T435]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   32.304797][  T435]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   32.304799][  T435]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   32.304802][  T435]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   32.304805][  T435]  ? netdev_notice (net/core/dev.c:13194)
[   32.304807][  T435]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.304810][  T435]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.304813][  T435]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   32.304817][  T435]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   32.304819][  T435]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   32.304822][  T435]  ? 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))
[   32.304829][  T435]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   32.304831][  T435]  ? __kernel_text_address (kernel/extable.c:79)
[   32.304835][  T435]  ? write_profile (profile.c:?)
[   32.304839][  T435]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   32.304844][  T435]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   32.304849][  T435]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   32.304851][  T435]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   32.304852][  T435]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   32.304855][  T435]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.304858][  T435]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.304860][  T435]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.304862][  T435]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.304865][  T435]  ? kasan_save_stack (mm/kasan/common.c:58)
[   32.304868][  T435]  ? kasan_save_stack (mm/kasan/common.c:57)
[   32.304870][  T435]  ? kasan_save_track (mm/kasan/common.c:78)
[   32.304873][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.304875][  T435]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   32.304878][  T435]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   32.304884][  T435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.304886][  T435]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   32.304888][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.304890][  T435]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.304892][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.304893][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.304895][  T435]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   32.304898][  T435]  ? __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)
[   32.304902][  T435]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   32.304904][  T435]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   32.304908][  T435]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   32.304910][  T435]  ? nla_get_range_signed (lib/nlattr.c:270)
[   32.304916][  T435]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   32.304922][  T435]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   32.304927][  T435]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.304929][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.304934][  T435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.304937][  T435]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.304939][  T435]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.304941][  T435]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.304945][  T435]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.304947][  T435]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   32.304950][  T435]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.304952][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.304957][  T435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.304959][  T435]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.304963][  T435]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   32.304965][  T435]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.304968][  T435]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.304974][  T435]  ? 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))
[   32.304976][  T435]  ? 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))
[   32.304980][  T435]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.304984][  T435]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.304987][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   32.304992][  T435]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   32.304996][  T435]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   32.304997][  T435]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.305000][  T435]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   32.305004][  T435]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   32.305008][  T435]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   32.305011][  T435]  ? copy_msghdr_from_user (net/socket.c:2650)
[   32.305013][  T435]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   32.305015][  T435]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   32.305023][  T435]  ___sys_sendmsg (net/socket.c:2767)
[   32.305026][  T435]  ? copy_msghdr_from_user (net/socket.c:2619)
[   32.305043][  T435]  __sys_sendmsg (net/socket.c:2799)
[   32.305047][  T435]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   32.305053][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.305057][  T435]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   32.305059][  T435]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   32.305063][  T435]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.305065][  T435] RIP: 0033:0x7fdc7133b54e
[   32.305069][  T435] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   32.305071][  T435] RSP: 002b:00007ffe8e7aa1e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.305074][  T435] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdc7133b54e
[   32.305081][  T435] RDX: 0000000000000000 RSI: 00007ffe8e7aa290 RDI: 0000000000000005
[   32.305082][  T435] RBP: 00007ffe8e7aa1f0 R08: 0000000000000000 R09: 0000000000000000
[   32.305083][  T435] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129b6
[   32.305083][  T435] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe8e7aa960
| [   33.378616][  T446] softirqs last disabled at (17604): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   33.378619][  T446] Preemption disabled at:
| [   33.378620][  T446] vprintk_emit (kernel/printk/printk.c:2471)
| [   33.378629][  T446] Tainted: [W]=WARN
[   33.378630][  T446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.378632][  T446] Call Trace:
[   33.378634][  T446]  <TASK>
[   33.378635][  T446]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   33.378641][  T446]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   33.378643][  T446]  __might_resched.cold (kernel/sched/core.c:9234)
[   33.378648][  T446]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   33.378651][  T446]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   33.378657][  T446]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   33.378660][  T446]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.378667][  T446]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.378670][  T446]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.378674][  T446]  put_chars (drivers/char/virtio_console.c:1176)
[   33.378677][  T446]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   33.378681][  T446]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.378685][  T446]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.378690][  T446]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   33.378693][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.378695][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.378700][  T446]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   33.378704][  T446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.378706][  T446]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.378711][  T446]  console_emit_next_record (kernel/printk/printk.c:3183)
[   33.378715][  T446]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   33.378716][  T446]  ? 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))
[   33.378719][  T446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.378721][  T446]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.378726][  T446]  console_flush_one_record (kernel/printk/printk.c:3268)
[   33.378730][  T446]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   33.378731][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.378737][  T446]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   33.378739][  T446]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   33.378741][  T446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.378743][  T446]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   33.378747][  T446]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   33.378749][  T446]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   33.378752][  T446]  vprintk_emit (kernel/printk/printk.c:2479)
[   33.378755][  T446]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   33.378757][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.378759][  T446]  ? 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))
[   33.378761][  T446]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   33.378766][  T446]  _printk (kernel/printk/printk.c:2504)
[   33.378769][  T446]  ? snapshot_read.cold (user.c:?)
[   33.378771][  T446]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   33.378774][  T446]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.378776][  T446]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.378779][  T446]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   33.378782][  T446]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   33.378785][  T446]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   33.378787][  T446]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   33.378790][  T446]  ? netdev_notice (net/core/dev.c:13194)
[   33.378793][  T446]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.378796][  T446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.378800][  T446]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   33.378804][  T446]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   33.378806][  T446]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   33.378809][  T446]  ? 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))
[   33.378816][  T446]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   33.378819][  T446]  ? __kernel_text_address (kernel/extable.c:79)
[   33.378822][  T446]  ? write_profile (profile.c:?)
[   33.378826][  T446]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   33.378831][  T446]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   33.378837][  T446]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   33.378839][  T446]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   33.378840][  T446]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.378842][  T446]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.378846][  T446]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   33.378848][  T446]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.378851][  T446]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.378854][  T446]  ? kasan_save_stack (mm/kasan/common.c:58)
[   33.378857][  T446]  ? kasan_save_stack (mm/kasan/common.c:57)
[   33.378859][  T446]  ? kasan_save_track (mm/kasan/common.c:78)
[   33.378862][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.378864][  T446]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   33.378867][  T446]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   33.378872][  T446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.378874][  T446]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   33.378877][  T446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.378879][  T446]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.378881][  T446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.378882][  T446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.378884][  T446]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   33.378887][  T446]  ? __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)
[   33.378890][  T446]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   33.378893][  T446]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   33.378896][  T446]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   33.378898][  T446]  ? nla_get_range_signed (lib/nlattr.c:270)
[   33.378904][  T446]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   33.378910][  T446]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   33.378915][  T446]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.378917][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.378922][  T446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.378925][  T446]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.378927][  T446]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.378929][  T446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.378933][  T446]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.378935][  T446]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   33.378939][  T446]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.378940][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.378945][  T446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.378947][  T446]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.378951][  T446]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   33.378953][  T446]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.378956][  T446]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.378962][  T446]  ? 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))
[   33.378964][  T446]  ? 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))
[   33.378968][  T446]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.378972][  T446]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.378975][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   33.378979][  T446]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   33.378983][  T446]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   33.378985][  T446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.378988][  T446]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   33.378992][  T446]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   33.378996][  T446]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   33.378999][  T446]  ? copy_msghdr_from_user (net/socket.c:2650)
[   33.379001][  T446]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   33.379003][  T446]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   33.379010][  T446]  ___sys_sendmsg (net/socket.c:2767)
[   33.379013][  T446]  ? copy_msghdr_from_user (net/socket.c:2619)
[   33.379030][  T446]  __sys_sendmsg (net/socket.c:2799)
[   33.379033][  T446]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   33.379040][  T446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.379043][  T446]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   33.379046][  T446]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   33.379049][  T446]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.379051][  T446] RIP: 0033:0x7fbbfc1ed54e
[   33.379055][  T446] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   33.379057][  T446] RSP: 002b:00007ffe96d40ea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.379059][  T446] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbbfc1ed54e
[   33.379061][  T446] RDX: 0000000000000000 RSI: 00007ffe96d40f50 RDI: 0000000000000005
[   33.379061][  T446] RBP: 00007ffe96d40eb0 R08: 0000000000000000 R09: 0000000000000000
[   33.379062][  T446] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129b7
[   33.379063][  T446] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe96d41620
| [   34.472077][  T455] softirqs last disabled at (27396): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   34.472080][  T455] Preemption disabled at:
| [   34.472080][  T455] vprintk_emit (kernel/printk/printk.c:2471)
| [   34.472096][  T455] Tainted: [W]=WARN
[   34.472097][  T455] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.472099][  T455] Call Trace:
[   34.472101][  T455]  <TASK>
[   34.472102][  T455]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   34.472107][  T455]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   34.472109][  T455]  __might_resched.cold (kernel/sched/core.c:9234)
[   34.472114][  T455]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   34.472117][  T455]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   34.472122][  T455]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   34.472125][  T455]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.472131][  T455]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   34.472134][  T455]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.472137][  T455]  put_chars (drivers/char/virtio_console.c:1176)
[   34.472140][  T455]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   34.472144][  T455]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.472147][  T455]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.472152][  T455]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   34.472155][  T455]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.472157][  T455]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.472162][  T455]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   34.472165][  T455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.472168][  T455]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.472174][  T455]  console_emit_next_record (kernel/printk/printk.c:3183)
[   34.472177][  T455]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   34.472179][  T455]  ? 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))
[   34.472181][  T455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.472183][  T455]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.472188][  T455]  console_flush_one_record (kernel/printk/printk.c:3268)
[   34.472191][  T455]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   34.472193][  T455]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.472198][  T455]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   34.472201][  T455]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   34.472202][  T455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.472204][  T455]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   34.472208][  T455]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   34.472210][  T455]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   34.472213][  T455]  vprintk_emit (kernel/printk/printk.c:2479)
[   34.472216][  T455]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   34.472218][  T455]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.472220][  T455]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.472224][  T455]  _printk (kernel/printk/printk.c:2504)
[   34.472228][  T455]  ? snapshot_read.cold (user.c:?)
[   34.472230][  T455]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.472233][  T455]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.472235][  T455]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.472237][  T455]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   34.472241][  T455]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   34.472243][  T455]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.472246][  T455]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   34.472248][  T455]  ? netdev_notice (net/core/dev.c:13194)
[   34.472251][  T455]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.472254][  T455]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.472257][  T455]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   34.472261][  T455]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.472263][  T455]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   34.472265][  T455]  ? __schedule (kernel/sched/core.c:7277)
[   34.472272][  T455]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   34.472274][  T455]  ? io_schedule_timeout (kernel/sched/core.c:8159 (discriminator 1))
[   34.472278][  T455]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   34.472283][  T455]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.472288][  T455]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   34.472290][  T455]  ? stack_depot_save_flags (./include/linux/rcupdate.h:983 (discriminator 3) lib/stackdepot.c:636 (discriminator 3) lib/stackdepot.c:676 (discriminator 3))
[   34.472294][  T455]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.472296][  T455]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.472298][  T455]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.472301][  T455]  ? kasan_save_stack (mm/kasan/common.c:58)
[   34.472304][  T455]  ? kasan_save_stack (mm/kasan/common.c:57)
[   34.472305][  T455]  ? kasan_save_track (mm/kasan/common.c:78)
[   34.472308][  T455]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.472310][  T455]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   34.472314][  T455]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   34.472319][  T455]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.472321][  T455]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   34.472324][  T455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.472326][  T455]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.472327][  T455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.472329][  T455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.472330][  T455]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   34.472333][  T455]  ? __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)
[   34.472335][  T455]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   34.472338][  T455]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   34.472341][  T455]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   34.472343][  T455]  ? nla_get_range_signed (lib/nlattr.c:270)
[   34.472349][  T455]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   34.472354][  T455]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   34.472360][  T455]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.472361][  T455]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.472366][  T455]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.472368][  T455]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.472370][  T455]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.472372][  T455]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.472376][  T455]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.472378][  T455]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   34.472382][  T455]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.472383][  T455]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.472388][  T455]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.472390][  T455]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.472394][  T455]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   34.472396][  T455]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.472398][  T455]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.472405][  T455]  ? 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))
[   34.472406][  T455]  ? 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))
[   34.472411][  T455]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.472415][  T455]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.472417][  T455]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   34.472422][  T455]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   34.472425][  T455]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   34.472427][  T455]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.472430][  T455]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   34.472434][  T455]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   34.472438][  T455]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   34.472440][  T455]  ? copy_msghdr_from_user (net/socket.c:2650)
[   34.472443][  T455]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   34.472444][  T455]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   34.472452][  T455]  ___sys_sendmsg (net/socket.c:2767)
[   34.472455][  T455]  ? copy_msghdr_from_user (net/socket.c:2619)
[   34.472471][  T455]  __sys_sendmsg (net/socket.c:2799)
[   34.472474][  T455]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   34.472480][  T455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.472484][  T455]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   34.472486][  T455]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   34.472489][  T455]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.472492][  T455] RIP: 0033:0x7f2d1e94854e
[   34.472496][  T455] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.472498][  T455] RSP: 002b:00007ffd61f9a010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.472500][  T455] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2d1e94854e
[   34.472502][  T455] RDX: 0000000000000000 RSI: 00007ffd61f9a0c0 RDI: 0000000000000005
[   34.472503][  T455] RBP: 00007ffd61f9a020 R08: 0000000000000000 R09: 0000000000000000
[   34.472503][  T455] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129b8
[   34.472504][  T455] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd61f9a790
| [   35.507084][  T464] softirqs last disabled at (18894): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   35.507087][  T464] Preemption disabled at:
| [   35.507087][  T464] vprintk_emit (kernel/printk/printk.c:2471)
| [   35.507102][  T464] Tainted: [W]=WARN
[   35.507103][  T464] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.507104][  T464] Call Trace:
[   35.507106][  T464]  <TASK>
[   35.507108][  T464]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   35.507112][  T464]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   35.507114][  T464]  __might_resched.cold (kernel/sched/core.c:9234)
[   35.507119][  T464]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   35.507122][  T464]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   35.507127][  T464]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   35.507129][  T464]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.507135][  T464]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.507139][  T464]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.507142][  T464]  put_chars (drivers/char/virtio_console.c:1176)
[   35.507145][  T464]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   35.507149][  T464]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.507152][  T464]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.507157][  T464]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   35.507160][  T464]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.507162][  T464]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.507167][  T464]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   35.507170][  T464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.507173][  T464]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.507177][  T464]  console_emit_next_record (kernel/printk/printk.c:3183)
[   35.507181][  T464]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   35.507182][  T464]  ? 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))
[   35.507185][  T464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.507186][  T464]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.507191][  T464]  console_flush_one_record (kernel/printk/printk.c:3268)
[   35.507194][  T464]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   35.507196][  T464]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.507201][  T464]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   35.507204][  T464]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   35.507205][  T464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.507207][  T464]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   35.507211][  T464]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   35.507213][  T464]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   35.507216][  T464]  vprintk_emit (kernel/printk/printk.c:2479)
[   35.507219][  T464]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   35.507221][  T464]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.507223][  T464]  ? 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))
[   35.507225][  T464]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   35.507229][  T464]  _printk (kernel/printk/printk.c:2504)
[   35.507233][  T464]  ? snapshot_read.cold (user.c:?)
[   35.507234][  T464]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.507238][  T464]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.507240][  T464]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.507242][  T464]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   35.507245][  T464]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   35.507248][  T464]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.507250][  T464]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   35.507253][  T464]  ? netdev_notice (net/core/dev.c:13194)
[   35.507256][  T464]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.507259][  T464]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.507262][  T464]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   35.507265][  T464]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.507267][  T464]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   35.507271][  T464]  ? 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))
[   35.507277][  T464]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   35.507279][  T464]  ? __kernel_text_address (kernel/extable.c:79)
[   35.507283][  T464]  ? write_profile (profile.c:?)
[   35.507287][  T464]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   35.507291][  T464]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.507296][  T464]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   35.507299][  T464]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   35.507300][  T464]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.507302][  T464]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.507306][  T464]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.507308][  T464]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.507310][  T464]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.507313][  T464]  ? kasan_save_stack (mm/kasan/common.c:58)
[   35.507315][  T464]  ? kasan_save_stack (mm/kasan/common.c:57)
[   35.507317][  T464]  ? kasan_save_track (mm/kasan/common.c:78)
[   35.507320][  T464]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.507322][  T464]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   35.507325][  T464]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   35.507330][  T464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.507332][  T464]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   35.507335][  T464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.507337][  T464]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.507339][  T464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.507340][  T464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.507342][  T464]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   35.507344][  T464]  ? __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)
[   35.507348][  T464]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   35.507350][  T464]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   35.507353][  T464]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   35.507355][  T464]  ? nla_get_range_signed (lib/nlattr.c:270)
[   35.507361][  T464]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   35.507367][  T464]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   35.507372][  T464]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.507374][  T464]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.507379][  T464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.507381][  T464]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.507383][  T464]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.507385][  T464]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.507389][  T464]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.507392][  T464]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   35.507395][  T464]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.507397][  T464]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.507402][  T464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.507404][  T464]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.507407][  T464]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   35.507409][  T464]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.507412][  T464]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.507418][  T464]  ? 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))
[   35.507420][  T464]  ? 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))
[   35.507424][  T464]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.507428][  T464]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.507431][  T464]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   35.507435][  T464]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   35.507439][  T464]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   35.507440][  T464]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.507443][  T464]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   35.507447][  T464]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   35.507451][  T464]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   35.507453][  T464]  ? copy_msghdr_from_user (net/socket.c:2650)
[   35.507456][  T464]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   35.507457][  T464]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   35.507465][  T464]  ___sys_sendmsg (net/socket.c:2767)
[   35.507467][  T464]  ? copy_msghdr_from_user (net/socket.c:2619)
[   35.507484][  T464]  __sys_sendmsg (net/socket.c:2799)
[   35.507487][  T464]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   35.507493][  T464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.507497][  T464]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.507499][  T464]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   35.507503][  T464]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.507505][  T464] RIP: 0033:0x7f18fdf7254e
[   35.507509][  T464] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.507511][  T464] RSP: 002b:00007ffee622c470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.507514][  T464] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f18fdf7254e
[   35.507515][  T464] RDX: 0000000000000000 RSI: 00007ffee622c520 RDI: 0000000000000005
[   35.507516][  T464] RBP: 00007ffee622c480 R08: 0000000000000000 R09: 0000000000000000
[   35.507517][  T464] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129b9
[   35.507518][  T464] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffee622cbf0
| [   36.576912][  T475] softirqs last disabled at (19414): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   36.576915][  T475] Preemption disabled at:
| [   36.576916][  T475] vprintk_emit (kernel/printk/printk.c:2471)
| [   36.576925][  T475] Tainted: [W]=WARN
[   36.576926][  T475] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.576927][  T475] Call Trace:
[   36.576929][  T475]  <TASK>
[   36.576930][  T475]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   36.576935][  T475]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   36.576937][  T475]  __might_resched.cold (kernel/sched/core.c:9234)
[   36.576942][  T475]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   36.576945][  T475]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   36.576950][  T475]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   36.576953][  T475]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.576959][  T475]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   36.576963][  T475]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.576966][  T475]  put_chars (drivers/char/virtio_console.c:1176)
[   36.576969][  T475]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   36.576973][  T475]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.576977][  T475]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.576982][  T475]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   36.576985][  T475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.576987][  T475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.576992][  T475]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   36.576996][  T475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.576998][  T475]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.577003][  T475]  console_emit_next_record (kernel/printk/printk.c:3183)
[   36.577006][  T475]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   36.577008][  T475]  ? 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))
[   36.577011][  T475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.577013][  T475]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.577017][  T475]  console_flush_one_record (kernel/printk/printk.c:3268)
[   36.577021][  T475]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   36.577022][  T475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.577028][  T475]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   36.577031][  T475]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   36.577032][  T475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.577034][  T475]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   36.577038][  T475]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   36.577040][  T475]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   36.577043][  T475]  vprintk_emit (kernel/printk/printk.c:2479)
[   36.577047][  T475]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   36.577049][  T475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.577051][  T475]  ? 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))
[   36.577053][  T475]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   36.577057][  T475]  _printk (kernel/printk/printk.c:2504)
[   36.577061][  T475]  ? snapshot_read.cold (user.c:?)
[   36.577063][  T475]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.577066][  T475]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.577068][  T475]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.577070][  T475]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   36.577074][  T475]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   36.577076][  T475]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.577079][  T475]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   36.577081][  T475]  ? netdev_notice (net/core/dev.c:13194)
[   36.577084][  T475]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.577087][  T475]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.577090][  T475]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   36.577094][  T475]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.577096][  T475]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   36.577099][  T475]  ? 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))
[   36.577111][  T475]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   36.577114][  T475]  ? __kernel_text_address (kernel/extable.c:79)
[   36.577117][  T475]  ? write_profile (profile.c:?)
[   36.577121][  T475]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   36.577126][  T475]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.577130][  T475]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   36.577133][  T475]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   36.577134][  T475]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.577136][  T475]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.577140][  T475]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.577142][  T475]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.577144][  T475]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.577147][  T475]  ? kasan_save_stack (mm/kasan/common.c:58)
[   36.577149][  T475]  ? kasan_save_stack (mm/kasan/common.c:57)
[   36.577151][  T475]  ? kasan_save_track (mm/kasan/common.c:78)
[   36.577154][  T475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.577156][  T475]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   36.577159][  T475]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   36.577164][  T475]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.577166][  T475]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.577169][  T475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.577171][  T475]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.577172][  T475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.577174][  T475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.577176][  T475]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   36.577178][  T475]  ? __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)
[   36.577182][  T475]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   36.577184][  T475]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.577188][  T475]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   36.577190][  T475]  ? nla_get_range_signed (lib/nlattr.c:270)
[   36.577196][  T475]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   36.577201][  T475]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   36.577206][  T475]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.577208][  T475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.577213][  T475]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.577215][  T475]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.577217][  T475]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.577219][  T475]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.577223][  T475]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.577225][  T475]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.577229][  T475]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.577230][  T475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.577235][  T475]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.577237][  T475]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.577241][  T475]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   36.577242][  T475]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.577245][  T475]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.577252][  T475]  ? 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))
[   36.577253][  T475]  ? 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))
[   36.577258][  T475]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.577261][  T475]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.577264][  T475]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   36.577269][  T475]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.577272][  T475]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   36.577274][  T475]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.577277][  T475]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   36.577281][  T475]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   36.577285][  T475]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   36.577288][  T475]  ? copy_msghdr_from_user (net/socket.c:2650)
[   36.577290][  T475]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   36.577291][  T475]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   36.577299][  T475]  ___sys_sendmsg (net/socket.c:2767)
[   36.577302][  T475]  ? copy_msghdr_from_user (net/socket.c:2619)
[   36.577318][  T475]  __sys_sendmsg (net/socket.c:2799)
[   36.577321][  T475]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   36.577328][  T475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.577331][  T475]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.577334][  T475]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   36.577337][  T475]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.577340][  T475] RIP: 0033:0x7f2e7904554e
[   36.577344][  T475] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   36.577345][  T475] RSP: 002b:00007ffd93caa8b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.577348][  T475] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2e7904554e
[   36.577349][  T475] RDX: 0000000000000000 RSI: 00007ffd93caa960 RDI: 0000000000000005
[   36.577350][  T475] RBP: 00007ffd93caa8c0 R08: 0000000000000000 R09: 0000000000000000
[   36.577351][  T475] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129bb
[   36.577352][  T475] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd93cab030
| [   37.622102][  T484] softirqs last disabled at (32450): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   37.622105][  T484] Preemption disabled at:
| [   37.622105][  T484] vprintk_emit (kernel/printk/printk.c:2471)
| [   37.622119][  T484] Tainted: [W]=WARN
[   37.622120][  T484] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.622122][  T484] Call Trace:
[   37.622124][  T484]  <TASK>
[   37.622125][  T484]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   37.622130][  T484]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   37.622132][  T484]  __might_resched.cold (kernel/sched/core.c:9234)
[   37.622136][  T484]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   37.622140][  T484]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   37.622145][  T484]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   37.622148][  T484]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.622154][  T484]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   37.622157][  T484]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.622160][  T484]  put_chars (drivers/char/virtio_console.c:1176)
[   37.622163][  T484]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   37.622167][  T484]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.622171][  T484]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.622175][  T484]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   37.622179][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.622180][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.622185][  T484]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   37.622189][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.622191][  T484]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.622195][  T484]  console_emit_next_record (kernel/printk/printk.c:3183)
[   37.622199][  T484]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   37.622200][  T484]  ? 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))
[   37.622203][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.622205][  T484]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.622209][  T484]  console_flush_one_record (kernel/printk/printk.c:3268)
[   37.622213][  T484]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   37.622214][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.622220][  T484]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   37.622222][  T484]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   37.622224][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.622226][  T484]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   37.622229][  T484]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   37.622231][  T484]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   37.622234][  T484]  vprintk_emit (kernel/printk/printk.c:2479)
[   37.622238][  T484]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   37.622240][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.622242][  T484]  ? 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))
[   37.622244][  T484]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   37.622248][  T484]  _printk (kernel/printk/printk.c:2504)
[   37.622251][  T484]  ? snapshot_read.cold (user.c:?)
[   37.622253][  T484]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.622256][  T484]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.622258][  T484]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.622261][  T484]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   37.622264][  T484]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   37.622267][  T484]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.622269][  T484]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   37.622271][  T484]  ? netdev_notice (net/core/dev.c:13194)
[   37.622274][  T484]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.622277][  T484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.622280][  T484]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   37.622284][  T484]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.622286][  T484]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   37.622289][  T484]  ? 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))
[   37.622295][  T484]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   37.622298][  T484]  ? __kernel_text_address (kernel/extable.c:79)
[   37.622301][  T484]  ? write_profile (profile.c:?)
[   37.622305][  T484]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   37.622310][  T484]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.622315][  T484]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   37.622317][  T484]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   37.622319][  T484]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.622321][  T484]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.622324][  T484]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.622326][  T484]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.622328][  T484]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.622331][  T484]  ? kasan_save_stack (mm/kasan/common.c:58)
[   37.622334][  T484]  ? kasan_save_stack (mm/kasan/common.c:57)
[   37.622336][  T484]  ? kasan_save_track (mm/kasan/common.c:78)
[   37.622339][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.622341][  T484]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   37.622344][  T484]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   37.622349][  T484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.622351][  T484]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   37.622354][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.622356][  T484]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.622358][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.622359][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.622361][  T484]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   37.622363][  T484]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   37.622367][  T484]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   37.622370][  T484]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   37.622373][  T484]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   37.622375][  T484]  ? nla_get_range_signed (lib/nlattr.c:270)
[   37.622381][  T484]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   37.622386][  T484]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   37.622394][  T484]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   37.622396][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.622401][  T484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.622403][  T484]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.622405][  T484]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   37.622407][  T484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.622411][  T484]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   37.622413][  T484]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   37.622416][  T484]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.622417][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.622422][  T484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.622424][  T484]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.622428][  T484]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   37.622429][  T484]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.622432][  T484]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.622439][  T484]  ? 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))
[   37.622440][  T484]  ? 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))
[   37.622444][  T484]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.622448][  T484]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.622451][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   37.622455][  T484]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   37.622459][  T484]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   37.622460][  T484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.622463][  T484]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   37.622467][  T484]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   37.622471][  T484]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   37.622474][  T484]  ? copy_msghdr_from_user (net/socket.c:2650)
[   37.622476][  T484]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   37.622477][  T484]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   37.622485][  T484]  ___sys_sendmsg (net/socket.c:2767)
[   37.622488][  T484]  ? copy_msghdr_from_user (net/socket.c:2619)
[   37.622504][  T484]  __sys_sendmsg (net/socket.c:2799)
[   37.622507][  T484]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   37.622513][  T484]  ? 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)
[   37.622516][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.622520][  T484]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   37.622522][  T484]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   37.622526][  T484]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.622528][  T484] RIP: 0033:0x7f1cf4e9154e
[   37.622532][  T484] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   37.622534][  T484] RSP: 002b:00007ffc1bf395b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.622536][  T484] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1cf4e9154e
[   37.622538][  T484] RDX: 0000000000000000 RSI: 00007ffc1bf39660 RDI: 0000000000000005
[   37.622539][  T484] RBP: 00007ffc1bf395c0 R08: 0000000000000000 R09: 0000000000000000
[   37.622539][  T484] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129bc
[   37.622540][  T484] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc1bf39d30
| [   38.660467][  T494] softirqs last disabled at (17495): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   38.660470][  T494] Preemption disabled at:
| [   38.660471][  T494] vprintk_emit (kernel/printk/printk.c:2471)
| [   38.660479][  T494] Tainted: [W]=WARN
[   38.660480][  T494] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.660482][  T494] Call Trace:
[   38.660484][  T494]  <TASK>
[   38.660485][  T494]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   38.660491][  T494]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   38.660493][  T494]  __might_resched.cold (kernel/sched/core.c:9234)
[   38.660497][  T494]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   38.660500][  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)
[   38.660506][  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))
[   38.660508][  T494]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.660515][  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)
[   38.660518][  T494]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.660521][  T494]  put_chars (drivers/char/virtio_console.c:1176)
[   38.660524][  T494]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   38.660528][  T494]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.660532][  T494]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.660537][  T494]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   38.660541][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.660543][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.660548][  T494]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   38.660552][  T494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.660555][  T494]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.660559][  T494]  console_emit_next_record (kernel/printk/printk.c:3183)
[   38.660563][  T494]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   38.660564][  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))
[   38.660567][  T494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.660569][  T494]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.660573][  T494]  console_flush_one_record (kernel/printk/printk.c:3268)
[   38.660577][  T494]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   38.660578][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.660584][  T494]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   38.660586][  T494]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   38.660588][  T494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.660590][  T494]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   38.660594][  T494]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   38.660596][  T494]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   38.660599][  T494]  vprintk_emit (kernel/printk/printk.c:2479)
[   38.660602][  T494]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   38.660604][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.660606][  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))
[   38.660608][  T494]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   38.660612][  T494]  _printk (kernel/printk/printk.c:2504)
[   38.660616][  T494]  ? snapshot_read.cold (user.c:?)
[   38.660618][  T494]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   38.660621][  T494]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.660623][  T494]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.660625][  T494]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   38.660629][  T494]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   38.660631][  T494]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   38.660634][  T494]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   38.660637][  T494]  ? netdev_notice (net/core/dev.c:13194)
[   38.660639][  T494]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.660642][  T494]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.660645][  T494]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   38.660649][  T494]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   38.660651][  T494]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   38.660654][  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))
[   38.660660][  T494]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   38.660664][  T494]  ? __kernel_text_address (kernel/extable.c:79)
[   38.660667][  T494]  ? write_profile (profile.c:?)
[   38.660671][  T494]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   38.660676][  T494]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   38.660681][  T494]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   38.660683][  T494]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   38.660685][  T494]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   38.660687][  T494]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.660691][  T494]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   38.660693][  T494]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.660695][  T494]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.660698][  T494]  ? kasan_save_stack (mm/kasan/common.c:58)
[   38.660701][  T494]  ? kasan_save_stack (mm/kasan/common.c:57)
[   38.660703][  T494]  ? kasan_save_track (mm/kasan/common.c:78)
[   38.660706][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.660708][  T494]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   38.660711][  T494]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   38.660716][  T494]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.660719][  T494]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   38.660721][  T494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.660723][  T494]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.660725][  T494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.660726][  T494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.660728][  T494]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   38.660731][  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)
[   38.660734][  T494]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   38.660737][  T494]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   38.660740][  T494]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   38.660742][  T494]  ? nla_get_range_signed (lib/nlattr.c:270)
[   38.660748][  T494]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   38.660754][  T494]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   38.660759][  T494]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.660761][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.660766][  T494]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.660769][  T494]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.660771][  T494]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.660773][  T494]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.660777][  T494]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.660779][  T494]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.660782][  T494]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.660784][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.660789][  T494]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.660791][  T494]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.660795][  T494]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   38.660797][  T494]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.660800][  T494]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.660806][  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))
[   38.660808][  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))
[   38.660812][  T494]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.660816][  T494]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.660819][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   38.660823][  T494]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   38.660827][  T494]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   38.660829][  T494]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.660832][  T494]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   38.660836][  T494]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   38.660840][  T494]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   38.660843][  T494]  ? copy_msghdr_from_user (net/socket.c:2650)
[   38.660845][  T494]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   38.660847][  T494]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   38.660854][  T494]  ___sys_sendmsg (net/socket.c:2767)
[   38.660857][  T494]  ? copy_msghdr_from_user (net/socket.c:2619)
[   38.660873][  T494]  __sys_sendmsg (net/socket.c:2799)
[   38.660877][  T494]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   38.660883][  T494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.660886][  T494]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.660889][  T494]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   38.660893][  T494]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.660895][  T494] RIP: 0033:0x7f54f358754e
[   38.660899][  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
[   38.660901][  T494] RSP: 002b:00007ffe16053a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.660903][  T494] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f54f358754e
[   38.660904][  T494] RDX: 0000000000000000 RSI: 00007ffe16053ae0 RDI: 0000000000000005
[   38.660905][  T494] RBP: 00007ffe16053a40 R08: 0000000000000000 R09: 0000000000000000
[   38.660906][  T494] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129bd
[   38.660907][  T494] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe160541b0
| [   39.755611][  T503] softirqs last disabled at (21972): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   39.755614][  T503] Preemption disabled at:
| [   39.755614][  T503] vprintk_emit (kernel/printk/printk.c:2471)
| [   39.755624][  T503] Tainted: [W]=WARN
[   39.755625][  T503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.755627][  T503] Call Trace:
[   39.755628][  T503]  <TASK>
[   39.755630][  T503]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   39.755635][  T503]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   39.755637][  T503]  __might_resched.cold (kernel/sched/core.c:9234)
[   39.755641][  T503]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   39.755644][  T503]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   39.755649][  T503]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   39.755652][  T503]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.755658][  T503]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   39.755661][  T503]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.755664][  T503]  put_chars (drivers/char/virtio_console.c:1176)
[   39.755667][  T503]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   39.755671][  T503]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.755674][  T503]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.755679][  T503]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   39.755683][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.755684][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.755689][  T503]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   39.755693][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.755695][  T503]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.755700][  T503]  console_emit_next_record (kernel/printk/printk.c:3183)
[   39.755703][  T503]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   39.755705][  T503]  ? 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))
[   39.755707][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.755709][  T503]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.755714][  T503]  console_flush_one_record (kernel/printk/printk.c:3268)
[   39.755717][  T503]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   39.755719][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.755724][  T503]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   39.755727][  T503]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   39.755728][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.755730][  T503]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   39.755734][  T503]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   39.755736][  T503]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   39.755739][  T503]  vprintk_emit (kernel/printk/printk.c:2479)
[   39.755742][  T503]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   39.755744][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.755746][  T503]  ? 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))
[   39.755748][  T503]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   39.755752][  T503]  _printk (kernel/printk/printk.c:2504)
[   39.755756][  T503]  ? snapshot_read.cold (user.c:?)
[   39.755757][  T503]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.755760][  T503]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.755762][  T503]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.755765][  T503]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   39.755768][  T503]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   39.755771][  T503]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.755773][  T503]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   39.755775][  T503]  ? netdev_notice (net/core/dev.c:13194)
[   39.755778][  T503]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.755781][  T503]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.755784][  T503]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   39.755788][  T503]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.755790][  T503]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   39.755793][  T503]  ? 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))
[   39.755799][  T503]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   39.755801][  T503]  ? __kernel_text_address (kernel/extable.c:79)
[   39.755804][  T503]  ? write_profile (profile.c:?)
[   39.755808][  T503]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   39.755814][  T503]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.755819][  T503]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   39.755821][  T503]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   39.755822][  T503]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.755824][  T503]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.755828][  T503]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.755830][  T503]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.755832][  T503]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.755835][  T503]  ? kasan_save_stack (mm/kasan/common.c:58)
[   39.755838][  T503]  ? kasan_save_stack (mm/kasan/common.c:57)
[   39.755839][  T503]  ? kasan_save_track (mm/kasan/common.c:78)
[   39.755842][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.755844][  T503]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   39.755847][  T503]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   39.755852][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.755855][  T503]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   39.755857][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.755859][  T503]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.755861][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.755862][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.755864][  T503]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   39.755867][  T503]  ? __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)
[   39.755870][  T503]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   39.755873][  T503]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   39.755876][  T503]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   39.755878][  T503]  ? nla_get_range_signed (lib/nlattr.c:270)
[   39.755884][  T503]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   39.755890][  T503]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   39.755895][  T503]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.755897][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.755902][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.755904][  T503]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.755906][  T503]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.755908][  T503]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.755912][  T503]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.755914][  T503]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   39.755917][  T503]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.755919][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.755924][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.755926][  T503]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.755929][  T503]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   39.755931][  T503]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.755934][  T503]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.755941][  T503]  ? 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))
[   39.755942][  T503]  ? 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))
[   39.755946][  T503]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.755950][  T503]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.755953][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   39.755958][  T503]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   39.755961][  T503]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   39.755963][  T503]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.755966][  T503]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   39.755970][  T503]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   39.755974][  T503]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   39.755976][  T503]  ? copy_msghdr_from_user (net/socket.c:2650)
[   39.755979][  T503]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   39.755980][  T503]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   39.755988][  T503]  ___sys_sendmsg (net/socket.c:2767)
[   39.755991][  T503]  ? copy_msghdr_from_user (net/socket.c:2619)
[   39.756007][  T503]  __sys_sendmsg (net/socket.c:2799)
[   39.756011][  T503]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   39.756017][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.756020][  T503]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.756023][  T503]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   39.756026][  T503]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.756029][  T503] RIP: 0033:0x7f5d63bb654e
[   39.756033][  T503] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   39.756035][  T503] RSP: 002b:00007ffd73eeddd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.756037][  T503] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5d63bb654e
[   39.756038][  T503] RDX: 0000000000000000 RSI: 00007ffd73eede80 RDI: 0000000000000005
[   39.756039][  T503] RBP: 00007ffd73eedde0 R08: 0000000000000000 R09: 0000000000000000
[   39.756040][  T503] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129be
[   39.756041][  T503] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd73eee550
| [   40.898021][  T512] softirqs last disabled at (36606): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   40.898024][  T512] Preemption disabled at:
| [   40.898024][  T512] vprintk_emit (kernel/printk/printk.c:2471)
| [   40.898034][  T512] Tainted: [W]=WARN
[   40.898035][  T512] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.898036][  T512] Call Trace:
[   40.898038][  T512]  <TASK>
[   40.898039][  T512]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   40.898044][  T512]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   40.898046][  T512]  __might_resched.cold (kernel/sched/core.c:9234)
[   40.898051][  T512]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   40.898054][  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)
[   40.898059][  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))
[   40.898062][  T512]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.898068][  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)
[   40.898071][  T512]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.898074][  T512]  put_chars (drivers/char/virtio_console.c:1176)
[   40.898077][  T512]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   40.898081][  T512]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.898085][  T512]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   40.898089][  T512]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   40.898093][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.898095][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.898100][  T512]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   40.898103][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.898106][  T512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.898110][  T512]  console_emit_next_record (kernel/printk/printk.c:3183)
[   40.898114][  T512]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   40.898115][  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))
[   40.898118][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.898120][  T512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.898124][  T512]  console_flush_one_record (kernel/printk/printk.c:3268)
[   40.898133][  T512]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   40.898135][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.898140][  T512]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   40.898143][  T512]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   40.898144][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.898146][  T512]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   40.898150][  T512]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   40.898152][  T512]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   40.898154][  T512]  vprintk_emit (kernel/printk/printk.c:2479)
[   40.898158][  T512]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   40.898160][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.898162][  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))
[   40.898164][  T512]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   40.898168][  T512]  _printk (kernel/printk/printk.c:2504)
[   40.898172][  T512]  ? snapshot_read.cold (user.c:?)
[   40.898173][  T512]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   40.898176][  T512]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.898179][  T512]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   40.898181][  T512]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   40.898184][  T512]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   40.898187][  T512]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   40.898189][  T512]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   40.898192][  T512]  ? netdev_notice (net/core/dev.c:13194)
[   40.898195][  T512]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.898198][  T512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.898201][  T512]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   40.898204][  T512]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   40.898206][  T512]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   40.898209][  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))
[   40.898216][  T512]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   40.898218][  T512]  ? __kernel_text_address (kernel/extable.c:79)
[   40.898221][  T512]  ? write_profile (profile.c:?)
[   40.898225][  T512]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   40.898230][  T512]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   40.898235][  T512]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   40.898237][  T512]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   40.898239][  T512]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.898241][  T512]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.898245][  T512]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   40.898247][  T512]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.898249][  T512]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   40.898252][  T512]  ? kasan_save_stack (mm/kasan/common.c:58)
[   40.898255][  T512]  ? kasan_save_stack (mm/kasan/common.c:57)
[   40.898256][  T512]  ? kasan_save_track (mm/kasan/common.c:78)
[   40.898259][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.898261][  T512]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   40.898264][  T512]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   40.898269][  T512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.898271][  T512]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   40.898274][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.898276][  T512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.898277][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.898279][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.898281][  T512]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   40.898283][  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)
[   40.898287][  T512]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   40.898289][  T512]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   40.898292][  T512]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   40.898294][  T512]  ? nla_get_range_signed (lib/nlattr.c:270)
[   40.898300][  T512]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   40.898305][  T512]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   40.898311][  T512]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.898313][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.898317][  T512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.898319][  T512]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.898322][  T512]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.898323][  T512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.898327][  T512]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.898330][  T512]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   40.898333][  T512]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.898334][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.898339][  T512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.898341][  T512]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.898345][  T512]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   40.898346][  T512]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.898349][  T512]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.898356][  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))
[   40.898357][  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))
[   40.898361][  T512]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.898365][  T512]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.898368][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   40.898372][  T512]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   40.898376][  T512]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   40.898377][  T512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.898381][  T512]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   40.898384][  T512]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   40.898388][  T512]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   40.898393][  T512]  ? copy_msghdr_from_user (net/socket.c:2650)
[   40.898395][  T512]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   40.898397][  T512]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   40.898404][  T512]  ___sys_sendmsg (net/socket.c:2767)
[   40.898407][  T512]  ? copy_msghdr_from_user (net/socket.c:2619)
[   40.898424][  T512]  __sys_sendmsg (net/socket.c:2799)
[   40.898427][  T512]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   40.898434][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.898437][  T512]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.898440][  T512]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   40.898443][  T512]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.898446][  T512] RIP: 0033:0x7f77916e054e
[   40.898449][  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
[   40.898451][  T512] RSP: 002b:00007ffcfd8225a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.898453][  T512] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f77916e054e
[   40.898455][  T512] RDX: 0000000000000000 RSI: 00007ffcfd822650 RDI: 0000000000000005
[   40.898456][  T512] RBP: 00007ffcfd8225b0 R08: 0000000000000000 R09: 0000000000000000
[   40.898457][  T512] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129bf
[   40.898457][  T512] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcfd822d20
| [   41.958320][  T521] softirqs last disabled at (20388): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   41.958323][  T521] Preemption disabled at:
| [   41.958323][  T521] vprintk_emit (kernel/printk/printk.c:2471)
| [   41.958332][  T521] Tainted: [W]=WARN
[   41.958334][  T521] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.958335][  T521] Call Trace:
[   41.958337][  T521]  <TASK>
[   41.958339][  T521]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   41.958343][  T521]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   41.958345][  T521]  __might_resched.cold (kernel/sched/core.c:9234)
[   41.958350][  T521]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   41.958353][  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)
[   41.958358][  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))
[   41.958360][  T521]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.958367][  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)
[   41.958370][  T521]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.958374][  T521]  put_chars (drivers/char/virtio_console.c:1176)
[   41.958377][  T521]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   41.958380][  T521]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.958385][  T521]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   41.958389][  T521]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   41.958395][  T521]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.958397][  T521]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.958402][  T521]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   41.958405][  T521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.958407][  T521]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.958412][  T521]  console_emit_next_record (kernel/printk/printk.c:3183)
[   41.958415][  T521]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   41.958416][  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))
[   41.958419][  T521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.958421][  T521]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.958425][  T521]  console_flush_one_record (kernel/printk/printk.c:3268)
[   41.958429][  T521]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   41.958431][  T521]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.958436][  T521]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   41.958439][  T521]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   41.958440][  T521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.958442][  T521]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   41.958446][  T521]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   41.958448][  T521]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   41.958451][  T521]  vprintk_emit (kernel/printk/printk.c:2479)
[   41.958455][  T521]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   41.958457][  T521]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.958459][  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))
[   41.958461][  T521]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   41.958465][  T521]  _printk (kernel/printk/printk.c:2504)
[   41.958469][  T521]  ? snapshot_read.cold (user.c:?)
[   41.958471][  T521]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   41.958474][  T521]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.958476][  T521]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   41.958478][  T521]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   41.958482][  T521]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   41.958485][  T521]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.958487][  T521]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   41.958490][  T521]  ? netdev_notice (net/core/dev.c:13194)
[   41.958492][  T521]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.958495][  T521]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.958498][  T521]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   41.958502][  T521]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.958504][  T521]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   41.958507][  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))
[   41.958514][  T521]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   41.958516][  T521]  ? __kernel_text_address (kernel/extable.c:79)
[   41.958519][  T521]  ? write_profile (profile.c:?)
[   41.958523][  T521]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   41.958528][  T521]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.958533][  T521]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   41.958535][  T521]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   41.958537][  T521]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   41.958539][  T521]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.958543][  T521]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   41.958545][  T521]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.958547][  T521]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   41.958550][  T521]  ? kasan_save_stack (mm/kasan/common.c:58)
[   41.958553][  T521]  ? kasan_save_stack (mm/kasan/common.c:57)
[   41.958555][  T521]  ? kasan_save_track (mm/kasan/common.c:78)
[   41.958558][  T521]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.958560][  T521]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   41.958563][  T521]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   41.958569][  T521]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.958571][  T521]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   41.958573][  T521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.958575][  T521]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.958577][  T521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.958579][  T521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.958581][  T521]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   41.958584][  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)
[   41.958587][  T521]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   41.958589][  T521]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   41.958593][  T521]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   41.958595][  T521]  ? nla_get_range_signed (lib/nlattr.c:270)
[   41.958601][  T521]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   41.958606][  T521]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   41.958612][  T521]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.958614][  T521]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.958619][  T521]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.958621][  T521]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.958623][  T521]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.958625][  T521]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.958629][  T521]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.958631][  T521]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   41.958635][  T521]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.958636][  T521]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.958641][  T521]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.958643][  T521]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.958647][  T521]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   41.958648][  T521]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.958651][  T521]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.958658][  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))
[   41.958659][  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))
[   41.958664][  T521]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.958668][  T521]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.958671][  T521]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   41.958675][  T521]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   41.958679][  T521]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   41.958680][  T521]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.958684][  T521]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   41.958687][  T521]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   41.958692][  T521]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   41.958694][  T521]  ? copy_msghdr_from_user (net/socket.c:2650)
[   41.958697][  T521]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   41.958698][  T521]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   41.958706][  T521]  ___sys_sendmsg (net/socket.c:2767)
[   41.958709][  T521]  ? copy_msghdr_from_user (net/socket.c:2619)
[   41.958726][  T521]  __sys_sendmsg (net/socket.c:2799)
[   41.958729][  T521]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   41.958736][  T521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.958739][  T521]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   41.958742][  T521]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   41.958745][  T521]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.958748][  T521] RIP: 0033:0x7f48b367554e
[   41.958752][  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
[   41.958754][  T521] RSP: 002b:00007fff42779100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.958756][  T521] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f48b367554e
[   41.958758][  T521] RDX: 0000000000000000 RSI: 00007fff427791b0 RDI: 0000000000000005
[   41.958759][  T521] RBP: 00007fff42779110 R08: 0000000000000000 R09: 0000000000000000
[   41.958760][  T521] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129c0
[   41.958761][  T521] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff42779880
| [   43.106591][  T531] softirqs last disabled at (25812): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   43.106593][  T531] Preemption disabled at:
| [   43.106594][  T531] vprintk_emit (kernel/printk/printk.c:2471)
| [   43.106603][  T531] Tainted: [W]=WARN
[   43.106604][  T531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.106606][  T531] Call Trace:
[   43.106608][  T531]  <TASK>
[   43.106609][  T531]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   43.106614][  T531]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   43.106616][  T531]  __might_resched.cold (kernel/sched/core.c:9234)
[   43.106621][  T531]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   43.106624][  T531]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   43.106629][  T531]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   43.106632][  T531]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.106638][  T531]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   43.106641][  T531]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.106645][  T531]  put_chars (drivers/char/virtio_console.c:1176)
[   43.106648][  T531]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   43.106651][  T531]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.106655][  T531]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   43.106660][  T531]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   43.106664][  T531]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.106665][  T531]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.106670][  T531]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   43.106674][  T531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.106676][  T531]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.106681][  T531]  console_emit_next_record (kernel/printk/printk.c:3183)
[   43.106685][  T531]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   43.106686][  T531]  ? 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))
[   43.106689][  T531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.106691][  T531]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.106695][  T531]  console_flush_one_record (kernel/printk/printk.c:3268)
[   43.106699][  T531]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   43.106701][  T531]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.106706][  T531]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   43.106709][  T531]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   43.106710][  T531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.106712][  T531]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   43.106716][  T531]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   43.106718][  T531]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   43.106721][  T531]  vprintk_emit (kernel/printk/printk.c:2479)
[   43.106725][  T531]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   43.106727][  T531]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.106729][  T531]  ? 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))
[   43.106731][  T531]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   43.106735][  T531]  _printk (kernel/printk/printk.c:2504)
[   43.106739][  T531]  ? snapshot_read.cold (user.c:?)
[   43.106740][  T531]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   43.106744][  T531]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.106746][  T531]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   43.106748][  T531]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   43.106752][  T531]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   43.106754][  T531]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   43.106757][  T531]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   43.106759][  T531]  ? netdev_notice (net/core/dev.c:13194)
[   43.106762][  T531]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   43.106765][  T531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.106768][  T531]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   43.106772][  T531]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   43.106774][  T531]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   43.106777][  T531]  ? 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))
[   43.106783][  T531]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   43.106786][  T531]  ? __kernel_text_address (kernel/extable.c:79)
[   43.106789][  T531]  ? write_profile (profile.c:?)
[   43.106793][  T531]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   43.106798][  T531]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   43.106803][  T531]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   43.106805][  T531]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   43.106807][  T531]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   43.106809][  T531]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.106812][  T531]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   43.106815][  T531]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.106817][  T531]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   43.106820][  T531]  ? kasan_save_stack (mm/kasan/common.c:58)
[   43.106822][  T531]  ? kasan_save_stack (mm/kasan/common.c:57)
[   43.106824][  T531]  ? kasan_save_track (mm/kasan/common.c:78)
[   43.106827][  T531]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.106829][  T531]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   43.106832][  T531]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   43.106838][  T531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   43.106840][  T531]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   43.106843][  T531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.106845][  T531]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.106846][  T531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.106848][  T531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.106850][  T531]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   43.106852][  T531]  ? __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)
[   43.106856][  T531]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   43.106858][  T531]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   43.106862][  T531]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   43.106864][  T531]  ? nla_get_range_signed (lib/nlattr.c:270)
[   43.106870][  T531]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   43.106875][  T531]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   43.106881][  T531]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.106883][  T531]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.106888][  T531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   43.106890][  T531]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   43.106892][  T531]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.106894][  T531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.106898][  T531]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.106900][  T531]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   43.106903][  T531]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.106905][  T531]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.106910][  T531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   43.106912][  T531]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   43.106916][  T531]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   43.106917][  T531]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.106920][  T531]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.106927][  T531]  ? 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))
[   43.106928][  T531]  ? 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))
[   43.106933][  T531]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.106937][  T531]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.106940][  T531]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   43.106944][  T531]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   43.106948][  T531]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   43.106949][  T531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.106953][  T531]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   43.106956][  T531]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   43.106961][  T531]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   43.106963][  T531]  ? copy_msghdr_from_user (net/socket.c:2650)
[   43.106965][  T531]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   43.106967][  T531]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   43.106975][  T531]  ___sys_sendmsg (net/socket.c:2767)
[   43.106978][  T531]  ? copy_msghdr_from_user (net/socket.c:2619)
[   43.106994][  T531]  __sys_sendmsg (net/socket.c:2799)
[   43.106998][  T531]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   43.107004][  T531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.107008][  T531]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   43.107011][  T531]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   43.107014][  T531]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.107016][  T531] RIP: 0033:0x7febc446454e
[   43.107020][  T531] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   43.107022][  T531] RSP: 002b:00007ffe42ac09c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.107025][  T531] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007febc446454e
[   43.107026][  T531] RDX: 0000000000000000 RSI: 00007ffe42ac0a70 RDI: 0000000000000005
[   43.107027][  T531] RBP: 00007ffe42ac09d0 R08: 0000000000000000 R09: 0000000000000000
[   43.107028][  T531] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129c1
[   43.107029][  T531] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe42ac1140
| [   44.263351][  T542] softirqs last disabled at (17656): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   44.263354][  T542] Preemption disabled at:
| [   44.263355][  T542] vprintk_emit (kernel/printk/printk.c:2471)
| [   44.263367][  T542] Tainted: [W]=WARN
[   44.263368][  T542] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.263371][  T542] Call Trace:
[   44.263373][  T542]  <TASK>
[   44.263375][  T542]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   44.263381][  T542]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   44.263384][  T542]  __might_resched.cold (kernel/sched/core.c:9234)
[   44.263392][  T542]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   44.263397][  T542]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   44.263405][  T542]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   44.263409][  T542]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.263418][  T542]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   44.263421][  T542]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.263427][  T542]  put_chars (drivers/char/virtio_console.c:1176)
[   44.263431][  T542]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   44.263437][  T542]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.263442][  T542]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   44.263450][  T542]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   44.263454][  T542]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.263457][  T542]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.263465][  T542]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   44.263471][  T542]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.263474][  T542]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.263482][  T542]  console_emit_next_record (kernel/printk/printk.c:3183)
[   44.263487][  T542]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   44.263489][  T542]  ? 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))
[   44.263494][  T542]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.263497][  T542]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.263504][  T542]  console_flush_one_record (kernel/printk/printk.c:3268)
[   44.263510][  T542]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   44.263513][  T542]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.263522][  T542]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   44.263526][  T542]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   44.263528][  T542]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.263531][  T542]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   44.263538][  T542]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   44.263540][  T542]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   44.263546][  T542]  vprintk_emit (kernel/printk/printk.c:2479)
[   44.263554][  T542]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   44.263558][  T542]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.263561][  T542]  ? 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))
[   44.263564][  T542]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   44.263571][  T542]  _printk (kernel/printk/printk.c:2504)
[   44.263576][  T542]  ? snapshot_read.cold (user.c:?)
[   44.263578][  T542]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   44.263583][  T542]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.263586][  T542]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   44.263590][  T542]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   44.263594][  T542]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   44.263598][  T542]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   44.263602][  T542]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   44.263606][  T542]  ? netdev_notice (net/core/dev.c:13194)
[   44.263610][  T542]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   44.263614][  T542]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   44.263618][  T542]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   44.263625][  T542]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   44.263628][  T542]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   44.263633][  T542]  ? 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))
[   44.263641][  T542]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   44.263645][  T542]  ? __kernel_text_address (kernel/extable.c:79)
[   44.263649][  T542]  ? write_profile (profile.c:?)
[   44.263654][  T542]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   44.263662][  T542]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   44.263670][  T542]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   44.263673][  T542]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   44.263675][  T542]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   44.263678][  T542]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.263683][  T542]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   44.263686][  T542]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.263689][  T542]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   44.263694][  T542]  ? kasan_save_stack (mm/kasan/common.c:58)
[   44.263697][  T542]  ? kasan_save_stack (mm/kasan/common.c:57)
[   44.263700][  T542]  ? kasan_save_track (mm/kasan/common.c:78)
[   44.263704][  T542]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.263707][  T542]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   44.263711][  T542]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   44.263718][  T542]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   44.263721][  T542]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   44.263726][  T542]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.263729][  T542]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.263731][  T542]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.263733][  T542]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.263737][  T542]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   44.263741][  T542]  ? __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)
[   44.263745][  T542]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   44.263749][  T542]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   44.263755][  T542]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   44.263758][  T542]  ? nla_get_range_signed (lib/nlattr.c:270)
[   44.263768][  T542]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   44.263777][  T542]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   44.263786][  T542]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.263789][  T542]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.263797][  T542]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   44.263800][  T542]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   44.263804][  T542]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.263807][  T542]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   44.263813][  T542]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.263817][  T542]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.263822][  T542]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.263824][  T542]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.263832][  T542]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   44.263835][  T542]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   44.263841][  T542]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.263844][  T542]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.263849][  T542]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.263860][  T542]  ? 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))
[   44.263862][  T542]  ? 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))
[   44.263870][  T542]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.263876][  T542]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.263881][  T542]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   44.263888][  T542]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.263894][  T542]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   44.263896][  T542]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   44.263901][  T542]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   44.263906][  T542]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   44.263913][  T542]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.263917][  T542]  ? copy_msghdr_from_user (net/socket.c:2650)
[   44.263920][  T542]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   44.263923][  T542]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   44.263936][  T542]  ___sys_sendmsg (net/socket.c:2767)
[   44.263941][  T542]  ? copy_msghdr_from_user (net/socket.c:2619)
[   44.263970][  T542]  __sys_sendmsg (net/socket.c:2799)
[   44.263975][  T542]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   44.263987][  T542]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.263993][  T542]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.263997][  T542]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   44.264002][  T542]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.264005][  T542] RIP: 0033:0x7f404b60554e
[   44.264010][  T542] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.264013][  T542] RSP: 002b:00007ffcd4fb60d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.264016][  T542] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f404b60554e
[   44.264018][  T542] RDX: 0000000000000000 RSI: 00007ffcd4fb6180 RDI: 0000000000000005
[   44.264020][  T542] RBP: 00007ffcd4fb60e0 R08: 0000000000000000 R09: 0000000000000000
[   44.264021][  T542] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129c2
[   44.264023][  T542] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd4fb6850
| [   45.355535][  T550] softirqs last disabled at (23054): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   45.355537][  T550] Preemption disabled at:
| [   45.355538][  T550] vprintk_emit (kernel/printk/printk.c:2471)
| [   45.355547][  T550] Tainted: [W]=WARN
[   45.355549][  T550] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.355551][  T550] Call Trace:
[   45.355552][  T550]  <TASK>
[   45.355554][  T550]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.355559][  T550]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   45.355561][  T550]  __might_resched.cold (kernel/sched/core.c:9234)
[   45.355566][  T550]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   45.355569][  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)
[   45.355575][  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))
[   45.355578][  T550]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.355584][  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)
[   45.355588][  T550]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.355591][  T550]  put_chars (drivers/char/virtio_console.c:1176)
[   45.355595][  T550]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   45.355599][  T550]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.355603][  T550]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.355608][  T550]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   45.355611][  T550]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.355613][  T550]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.355618][  T550]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   45.355622][  T550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.355625][  T550]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.355629][  T550]  console_emit_next_record (kernel/printk/printk.c:3183)
[   45.355633][  T550]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   45.355635][  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))
[   45.355638][  T550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.355640][  T550]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.355644][  T550]  console_flush_one_record (kernel/printk/printk.c:3268)
[   45.355648][  T550]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   45.355649][  T550]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.355655][  T550]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   45.355658][  T550]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   45.355659][  T550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.355661][  T550]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   45.355666][  T550]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   45.355668][  T550]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   45.355671][  T550]  vprintk_emit (kernel/printk/printk.c:2479)
[   45.355675][  T550]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.355677][  T550]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.355680][  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))
[   45.355682][  T550]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   45.355686][  T550]  _printk (kernel/printk/printk.c:2504)
[   45.355690][  T550]  ? snapshot_read.cold (user.c:?)
[   45.355692][  T550]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.355696][  T550]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.355698][  T550]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.355701][  T550]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   45.355705][  T550]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   45.355707][  T550]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.355710][  T550]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   45.355713][  T550]  ? netdev_notice (net/core/dev.c:13194)
[   45.355716][  T550]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.355719][  T550]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.355722][  T550]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   45.355726][  T550]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.355729][  T550]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   45.355732][  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))
[   45.355738][  T550]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   45.355741][  T550]  ? __kernel_text_address (kernel/extable.c:79)
[   45.355744][  T550]  ? write_profile (profile.c:?)
[   45.355749][  T550]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   45.355754][  T550]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.355759][  T550]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   45.355762][  T550]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   45.355763][  T550]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.355766][  T550]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.355770][  T550]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.355772][  T550]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.355775][  T550]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.355778][  T550]  ? kasan_save_stack (mm/kasan/common.c:58)
[   45.355781][  T550]  ? kasan_save_stack (mm/kasan/common.c:57)
[   45.355783][  T550]  ? kasan_save_track (mm/kasan/common.c:78)
[   45.355786][  T550]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.355788][  T550]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   45.355791][  T550]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   45.355797][  T550]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.355799][  T550]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.355802][  T550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.355805][  T550]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.355806][  T550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.355808][  T550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.355810][  T550]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   45.355813][  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)
[   45.355816][  T550]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   45.355819][  T550]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.355823][  T550]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   45.355825][  T550]  ? nla_get_range_signed (lib/nlattr.c:270)
[   45.355831][  T550]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   45.355837][  T550]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   45.355843][  T550]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.355845][  T550]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.355850][  T550]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.355852][  T550]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.355855][  T550]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.355857][  T550]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.355861][  T550]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.355863][  T550]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.355867][  T550]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.355868][  T550]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.355874][  T550]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.355876][  T550]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.355880][  T550]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.355882][  T550]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.355885][  T550]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.355892][  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))
[   45.355894][  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))
[   45.355898][  T550]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.355903][  T550]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.355906][  T550]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   45.355910][  T550]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.355914][  T550]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   45.355916][  T550]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.355919][  T550]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   45.355923][  T550]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   45.355928][  T550]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.355931][  T550]  ? copy_msghdr_from_user (net/socket.c:2650)
[   45.355934][  T550]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   45.355935][  T550]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   45.355944][  T550]  ___sys_sendmsg (net/socket.c:2767)
[   45.355947][  T550]  ? copy_msghdr_from_user (net/socket.c:2619)
[   45.355965][  T550]  __sys_sendmsg (net/socket.c:2799)
[   45.355968][  T550]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   45.355975][  T550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.355979][  T550]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.355982][  T550]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   45.355985][  T550]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.355988][  T550] RIP: 0033:0x7f0b84ab954e
[   45.355992][  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
[   45.355994][  T550] RSP: 002b:00007ffc7dd2bb90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.355997][  T550] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0b84ab954e
[   45.355998][  T550] RDX: 0000000000000000 RSI: 00007ffc7dd2bc40 RDI: 0000000000000005
[   45.355999][  T550] RBP: 00007ffc7dd2bba0 R08: 0000000000000000 R09: 0000000000000000
[   45.356000][  T550] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129c3
[   45.356001][  T550] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc7dd2c310
| [   46.465884][  T560] softirqs last disabled at (20972): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   46.465887][  T560] Preemption disabled at:
| [   46.465888][  T560] vprintk_emit (kernel/printk/printk.c:2471)
| [   46.465897][  T560] Tainted: [W]=WARN
[   46.465898][  T560] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.465900][  T560] Call Trace:
[   46.465902][  T560]  <TASK>
[   46.465904][  T560]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   46.465909][  T560]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   46.465910][  T560]  __might_resched.cold (kernel/sched/core.c:9234)
[   46.465915][  T560]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   46.465919][  T560]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   46.465924][  T560]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   46.465926][  T560]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.465933][  T560]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.465936][  T560]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.465939][  T560]  put_chars (drivers/char/virtio_console.c:1176)
[   46.465943][  T560]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   46.465946][  T560]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.465950][  T560]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   46.465955][  T560]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   46.465959][  T560]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.465960][  T560]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.465965][  T560]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   46.465969][  T560]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.465971][  T560]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.465976][  T560]  console_emit_next_record (kernel/printk/printk.c:3183)
[   46.465980][  T560]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   46.465981][  T560]  ? 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))
[   46.465984][  T560]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.465986][  T560]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.465991][  T560]  console_flush_one_record (kernel/printk/printk.c:3268)
[   46.465994][  T560]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   46.465996][  T560]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.466002][  T560]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   46.466004][  T560]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   46.466005][  T560]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.466007][  T560]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   46.466012][  T560]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   46.466014][  T560]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   46.466017][  T560]  vprintk_emit (kernel/printk/printk.c:2479)
[   46.466020][  T560]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   46.466022][  T560]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.466025][  T560]  ? 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))
[   46.466027][  T560]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   46.466031][  T560]  _printk (kernel/printk/printk.c:2504)
[   46.466035][  T560]  ? snapshot_read.cold (user.c:?)
[   46.466036][  T560]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   46.466039][  T560]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.466042][  T560]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   46.466044][  T560]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   46.466047][  T560]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   46.466050][  T560]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   46.466053][  T560]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   46.466055][  T560]  ? netdev_notice (net/core/dev.c:13194)
[   46.466058][  T560]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   46.466061][  T560]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   46.466064][  T560]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   46.466068][  T560]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   46.466070][  T560]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   46.466073][  T560]  ? 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))
[   46.466079][  T560]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   46.466082][  T560]  ? __kernel_text_address (kernel/extable.c:79)
[   46.466085][  T560]  ? write_profile (profile.c:?)
[   46.466090][  T560]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   46.466095][  T560]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   46.466100][  T560]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   46.466102][  T560]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   46.466104][  T560]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.466106][  T560]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.466110][  T560]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   46.466112][  T560]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.466114][  T560]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   46.466117][  T560]  ? kasan_save_stack (mm/kasan/common.c:58)
[   46.466120][  T560]  ? kasan_save_stack (mm/kasan/common.c:57)
[   46.466121][  T560]  ? kasan_save_track (mm/kasan/common.c:78)
[   46.466124][  T560]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.466127][  T560]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   46.466130][  T560]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   46.466135][  T560]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   46.466137][  T560]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   46.466140][  T560]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.466142][  T560]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.466144][  T560]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.466145][  T560]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.466147][  T560]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   46.466149][  T560]  ? __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)
[   46.466153][  T560]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   46.466155][  T560]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   46.466159][  T560]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   46.466161][  T560]  ? nla_get_range_signed (lib/nlattr.c:270)
[   46.466172][  T560]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   46.466177][  T560]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   46.466183][  T560]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.466185][  T560]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.466190][  T560]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   46.466192][  T560]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   46.466195][  T560]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.466196][  T560]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   46.466201][  T560]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.466203][  T560]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.466206][  T560]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.466207][  T560]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.466212][  T560]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   46.466214][  T560]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   46.466218][  T560]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.466220][  T560]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.466223][  T560]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.466229][  T560]  ? 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))
[   46.466231][  T560]  ? 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))
[   46.466235][  T560]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.466239][  T560]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.466242][  T560]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   46.466246][  T560]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.466250][  T560]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   46.466251][  T560]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   46.466254][  T560]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   46.466258][  T560]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   46.466262][  T560]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.466265][  T560]  ? copy_msghdr_from_user (net/socket.c:2650)
[   46.466267][  T560]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   46.466269][  T560]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   46.466277][  T560]  ___sys_sendmsg (net/socket.c:2767)
[   46.466279][  T560]  ? copy_msghdr_from_user (net/socket.c:2619)
[   46.466296][  T560]  __sys_sendmsg (net/socket.c:2799)
[   46.466299][  T560]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   46.466306][  T560]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.466309][  T560]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.466311][  T560]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   46.466315][  T560]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.466317][  T560] RIP: 0033:0x7f5df98b554e
[   46.466321][  T560] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.466323][  T560] RSP: 002b:00007ffe809c9dd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.466326][  T560] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5df98b554e
[   46.466327][  T560] RDX: 0000000000000000 RSI: 00007ffe809c9e80 RDI: 0000000000000005
[   46.466328][  T560] RBP: 00007ffe809c9de0 R08: 0000000000000000 R09: 0000000000000000
[   46.466329][  T560] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129c4
[   46.466330][  T560] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe809ca550
| [   47.554784][  T569] softirqs last disabled at (20682): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   47.554787][  T569] Preemption disabled at:
| [   47.554788][  T569] vprintk_emit (kernel/printk/printk.c:2471)
| [   47.554797][  T569] Tainted: [W]=WARN
[   47.554798][  T569] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.554800][  T569] Call Trace:
[   47.554801][  T569]  <TASK>
[   47.554803][  T569]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   47.554808][  T569]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   47.554810][  T569]  __might_resched.cold (kernel/sched/core.c:9234)
[   47.554815][  T569]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   47.554818][  T569]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   47.554823][  T569]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   47.554826][  T569]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.554832][  T569]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.554836][  T569]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.554839][  T569]  put_chars (drivers/char/virtio_console.c:1176)
[   47.554842][  T569]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   47.554846][  T569]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.554850][  T569]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   47.554854][  T569]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   47.554858][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.554860][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.554865][  T569]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   47.554868][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.554871][  T569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.554875][  T569]  console_emit_next_record (kernel/printk/printk.c:3183)
[   47.554879][  T569]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   47.554880][  T569]  ? 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))
[   47.554883][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.554885][  T569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.554889][  T569]  console_flush_one_record (kernel/printk/printk.c:3268)
[   47.554893][  T569]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   47.554894][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.554900][  T569]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   47.554903][  T569]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   47.554904][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.554906][  T569]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   47.554910][  T569]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   47.554912][  T569]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   47.554915][  T569]  vprintk_emit (kernel/printk/printk.c:2479)
[   47.554919][  T569]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   47.554921][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.554923][  T569]  ? 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))
[   47.554925][  T569]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   47.554929][  T569]  _printk (kernel/printk/printk.c:2504)
[   47.554933][  T569]  ? snapshot_read.cold (user.c:?)
[   47.554935][  T569]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   47.554938][  T569]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.554940][  T569]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   47.554942][  T569]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   47.554946][  T569]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   47.554948][  T569]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   47.554951][  T569]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   47.554954][  T569]  ? netdev_notice (net/core/dev.c:13194)
[   47.554956][  T569]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   47.554959][  T569]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   47.554962][  T569]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   47.554966][  T569]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   47.554968][  T569]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   47.554971][  T569]  ? 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))
[   47.554977][  T569]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   47.554980][  T569]  ? __kernel_text_address (kernel/extable.c:79)
[   47.554984][  T569]  ? write_profile (profile.c:?)
[   47.554988][  T569]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   47.554993][  T569]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   47.554998][  T569]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   47.555000][  T569]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   47.555002][  T569]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.555004][  T569]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.555007][  T569]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   47.555009][  T569]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.555012][  T569]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   47.555014][  T569]  ? kasan_save_stack (mm/kasan/common.c:58)
[   47.555017][  T569]  ? kasan_save_stack (mm/kasan/common.c:57)
[   47.555019][  T569]  ? kasan_save_track (mm/kasan/common.c:78)
[   47.555022][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.555024][  T569]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   47.555027][  T569]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   47.555032][  T569]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   47.555035][  T569]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   47.555037][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.555040][  T569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.555041][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.555043][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.555045][  T569]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   47.555047][  T569]  ? __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)
[   47.555050][  T569]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   47.555053][  T569]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   47.555056][  T569]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   47.555058][  T569]  ? nla_get_range_signed (lib/nlattr.c:270)
[   47.555065][  T569]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   47.555070][  T569]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   47.555076][  T569]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.555078][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.555083][  T569]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   47.555085][  T569]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   47.555087][  T569]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.555089][  T569]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   47.555093][  T569]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.555095][  T569]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.555098][  T569]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.555100][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.555105][  T569]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   47.555107][  T569]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   47.555111][  T569]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.555113][  T569]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.555116][  T569]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.555122][  T569]  ? 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))
[   47.555124][  T569]  ? 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))
[   47.555128][  T569]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.555132][  T569]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.555135][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   47.555139][  T569]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.555143][  T569]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   47.555145][  T569]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   47.555148][  T569]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   47.555152][  T569]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   47.555156][  T569]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.555159][  T569]  ? copy_msghdr_from_user (net/socket.c:2650)
[   47.555161][  T569]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   47.555163][  T569]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   47.555176][  T569]  ___sys_sendmsg (net/socket.c:2767)
[   47.555179][  T569]  ? copy_msghdr_from_user (net/socket.c:2619)
[   47.555196][  T569]  __sys_sendmsg (net/socket.c:2799)
[   47.555199][  T569]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   47.555206][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.555209][  T569]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.555212][  T569]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   47.555215][  T569]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.555218][  T569] RIP: 0033:0x7f64c9e4854e
[   47.555222][  T569] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.555224][  T569] RSP: 002b:00007fff6cfbe1e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.555226][  T569] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f64c9e4854e
[   47.555228][  T569] RDX: 0000000000000000 RSI: 00007fff6cfbe290 RDI: 0000000000000005
[   47.555229][  T569] RBP: 00007fff6cfbe1f0 R08: 0000000000000000 R09: 0000000000000000
[   47.555230][  T569] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129c5
[   47.555231][  T569] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff6cfbe960
| [   48.612161][  T579] softirqs last disabled at (20654): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   48.612164][  T579] Preemption disabled at:
| [   48.612165][  T579] vprintk_emit (kernel/printk/printk.c:2471)
| [   48.612174][  T579] Tainted: [W]=WARN
[   48.612182][  T579] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.612184][  T579] Call Trace:
[   48.612185][  T579]  <TASK>
[   48.612187][  T579]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   48.612192][  T579]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   48.612194][  T579]  __might_resched.cold (kernel/sched/core.c:9234)
[   48.612198][  T579]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   48.612202][  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)
[   48.612207][  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))
[   48.612210][  T579]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.612216][  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)
[   48.612219][  T579]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.612222][  T579]  put_chars (drivers/char/virtio_console.c:1176)
[   48.612225][  T579]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   48.612229][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.612233][  T579]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.612238][  T579]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   48.612241][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.612243][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.612248][  T579]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   48.612252][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.612254][  T579]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.612259][  T579]  console_emit_next_record (kernel/printk/printk.c:3183)
[   48.612263][  T579]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   48.612264][  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))
[   48.612267][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.612269][  T579]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.612273][  T579]  console_flush_one_record (kernel/printk/printk.c:3268)
[   48.612277][  T579]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   48.612279][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.612285][  T579]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   48.612287][  T579]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   48.612289][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.612290][  T579]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   48.612295][  T579]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   48.612297][  T579]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   48.612300][  T579]  vprintk_emit (kernel/printk/printk.c:2479)
[   48.612303][  T579]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   48.612305][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.612307][  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))
[   48.612309][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   48.612313][  T579]  _printk (kernel/printk/printk.c:2504)
[   48.612317][  T579]  ? snapshot_read.cold (user.c:?)
[   48.612319][  T579]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   48.612322][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.612324][  T579]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.612326][  T579]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   48.612330][  T579]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   48.612332][  T579]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.612335][  T579]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   48.612337][  T579]  ? netdev_notice (net/core/dev.c:13194)
[   48.612340][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.612343][  T579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.612346][  T579]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   48.612350][  T579]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.612352][  T579]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   48.612355][  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))
[   48.612361][  T579]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   48.612364][  T579]  ? __kernel_text_address (kernel/extable.c:79)
[   48.612367][  T579]  ? write_profile (profile.c:?)
[   48.612371][  T579]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   48.612376][  T579]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.612381][  T579]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   48.612383][  T579]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   48.612385][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.612387][  T579]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.612392][  T579]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   48.612395][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.612397][  T579]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.612400][  T579]  ? kasan_save_stack (mm/kasan/common.c:58)
[   48.612403][  T579]  ? kasan_save_stack (mm/kasan/common.c:57)
[   48.612404][  T579]  ? kasan_save_track (mm/kasan/common.c:78)
[   48.612407][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.612409][  T579]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   48.612412][  T579]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   48.612417][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   48.612420][  T579]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   48.612422][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.612424][  T579]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.612426][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.612427][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.612429][  T579]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   48.612432][  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)
[   48.612436][  T579]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   48.612438][  T579]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   48.612441][  T579]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   48.612443][  T579]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.612449][  T579]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   48.612455][  T579]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   48.612460][  T579]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.612462][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.612467][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   48.612469][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.612472][  T579]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.612473][  T579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.612477][  T579]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.612480][  T579]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.612483][  T579]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.612484][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.612489][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   48.612491][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.612495][  T579]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.612497][  T579]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.612500][  T579]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.612506][  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))
[   48.612508][  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))
[   48.612512][  T579]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.612516][  T579]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.612519][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   48.612523][  T579]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.612527][  T579]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   48.612529][  T579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.612532][  T579]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   48.612536][  T579]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   48.612540][  T579]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.612543][  T579]  ? copy_msghdr_from_user (net/socket.c:2650)
[   48.612545][  T579]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   48.612547][  T579]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   48.612555][  T579]  ___sys_sendmsg (net/socket.c:2767)
[   48.612558][  T579]  ? copy_msghdr_from_user (net/socket.c:2619)
[   48.612577][  T579]  __sys_sendmsg (net/socket.c:2799)
[   48.612580][  T579]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   48.612587][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.612590][  T579]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.612593][  T579]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   48.612596][  T579]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.612599][  T579] RIP: 0033:0x7faf611b454e
[   48.612603][  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
[   48.612605][  T579] RSP: 002b:00007ffedfd542f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.612607][  T579] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007faf611b454e
[   48.612609][  T579] RDX: 0000000000000000 RSI: 00007ffedfd543a0 RDI: 0000000000000005
[   48.612610][  T579] RBP: 00007ffedfd54300 R08: 0000000000000000 R09: 0000000000000000
[   48.612611][  T579] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129c7
[   48.612611][  T579] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffedfd54a70
| [   49.697662][  T589] softirqs last disabled at (24656): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   49.697664][  T589] Preemption disabled at:
| [   49.697665][  T589] vprintk_emit (kernel/printk/printk.c:2471)
| [   49.697675][  T589] Tainted: [W]=WARN
[   49.697676][  T589] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.697678][  T589] Call Trace:
[   49.697679][  T589]  <TASK>
[   49.697681][  T589]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   49.697686][  T589]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   49.697687][  T589]  __might_resched.cold (kernel/sched/core.c:9234)
[   49.697692][  T589]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   49.697696][  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)
[   49.697701][  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))
[   49.697703][  T589]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.697709][  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)
[   49.697713][  T589]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.697716][  T589]  put_chars (drivers/char/virtio_console.c:1176)
[   49.697719][  T589]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   49.697723][  T589]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.697727][  T589]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   49.697732][  T589]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   49.697735][  T589]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.697737][  T589]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.697742][  T589]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   49.697745][  T589]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.697748][  T589]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.697752][  T589]  console_emit_next_record (kernel/printk/printk.c:3183)
[   49.697756][  T589]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   49.697757][  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))
[   49.697760][  T589]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.697762][  T589]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.697766][  T589]  console_flush_one_record (kernel/printk/printk.c:3268)
[   49.697770][  T589]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   49.697772][  T589]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.697777][  T589]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   49.697780][  T589]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   49.697781][  T589]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.697783][  T589]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   49.697787][  T589]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   49.697789][  T589]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   49.697792][  T589]  vprintk_emit (kernel/printk/printk.c:2479)
[   49.697796][  T589]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   49.697798][  T589]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.697800][  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))
[   49.697802][  T589]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   49.697806][  T589]  _printk (kernel/printk/printk.c:2504)
[   49.697810][  T589]  ? snapshot_read.cold (user.c:?)
[   49.697811][  T589]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   49.697814][  T589]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.697816][  T589]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   49.697819][  T589]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   49.697822][  T589]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   49.697825][  T589]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   49.697827][  T589]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   49.697830][  T589]  ? netdev_notice (net/core/dev.c:13194)
[   49.697832][  T589]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   49.697835][  T589]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   49.697838][  T589]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   49.697842][  T589]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   49.697844][  T589]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   49.697847][  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))
[   49.697853][  T589]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   49.697856][  T589]  ? __kernel_text_address (kernel/extable.c:79)
[   49.697859][  T589]  ? write_profile (profile.c:?)
[   49.697863][  T589]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   49.697868][  T589]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   49.697873][  T589]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   49.697875][  T589]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   49.697876][  T589]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.697878][  T589]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.697882][  T589]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   49.697884][  T589]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.697886][  T589]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   49.697889][  T589]  ? kasan_save_stack (mm/kasan/common.c:58)
[   49.697892][  T589]  ? kasan_save_stack (mm/kasan/common.c:57)
[   49.697893][  T589]  ? kasan_save_track (mm/kasan/common.c:78)
[   49.697896][  T589]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.697898][  T589]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   49.697901][  T589]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   49.697906][  T589]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   49.697909][  T589]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   49.697911][  T589]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.697913][  T589]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.697915][  T589]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.697916][  T589]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.697918][  T589]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   49.697921][  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)
[   49.697924][  T589]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   49.697926][  T589]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   49.697930][  T589]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   49.697932][  T589]  ? nla_get_range_signed (lib/nlattr.c:270)
[   49.697938][  T589]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   49.697943][  T589]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   49.697948][  T589]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.697950][  T589]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.697955][  T589]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   49.697957][  T589]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   49.697959][  T589]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.697961][  T589]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   49.697965][  T589]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.697968][  T589]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.697971][  T589]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.697972][  T589]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.697977][  T589]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   49.697979][  T589]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   49.697983][  T589]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   49.697984][  T589]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.697987][  T589]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.697994][  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))
[   49.697995][  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))
[   49.698000][  T589]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.698003][  T589]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.698006][  T589]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   49.698011][  T589]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.698014][  T589]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   49.698016][  T589]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   49.698019][  T589]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   49.698023][  T589]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   49.698027][  T589]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.698029][  T589]  ? copy_msghdr_from_user (net/socket.c:2650)
[   49.698031][  T589]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   49.698033][  T589]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   49.698041][  T589]  ___sys_sendmsg (net/socket.c:2767)
[   49.698043][  T589]  ? copy_msghdr_from_user (net/socket.c:2619)
[   49.698060][  T589]  __sys_sendmsg (net/socket.c:2799)
[   49.698063][  T589]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   49.698070][  T589]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.698073][  T589]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.698075][  T589]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   49.698079][  T589]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.698081][  T589] RIP: 0033:0x7fe36663b54e
[   49.698085][  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
[   49.698087][  T589] RSP: 002b:00007fff57624560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.698090][  T589] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe36663b54e
[   49.698091][  T589] RDX: 0000000000000000 RSI: 00007fff57624610 RDI: 0000000000000005
[   49.698092][  T589] RBP: 00007fff57624570 R08: 0000000000000000 R09: 0000000000000000
[   49.698093][  T589] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129c8
[   49.698094][  T589] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff57624ce0
| [   50.794568][  T599] softirqs last disabled at (25448): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   50.794571][  T599] Preemption disabled at:
| [   50.794572][  T599] vprintk_emit (kernel/printk/printk.c:2471)
| [   50.794581][  T599] Tainted: [W]=WARN
[   50.794582][  T599] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.794584][  T599] Call Trace:
[   50.794586][  T599]  <TASK>
[   50.794587][  T599]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   50.794592][  T599]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   50.794594][  T599]  __might_resched.cold (kernel/sched/core.c:9234)
[   50.794598][  T599]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   50.794602][  T599]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   50.794607][  T599]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   50.794610][  T599]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.794616][  T599]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   50.794619][  T599]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.794623][  T599]  put_chars (drivers/char/virtio_console.c:1176)
[   50.794626][  T599]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   50.794629][  T599]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.794633][  T599]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   50.794638][  T599]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   50.794641][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.794643][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.794648][  T599]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   50.794652][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.794654][  T599]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.794659][  T599]  console_emit_next_record (kernel/printk/printk.c:3183)
[   50.794663][  T599]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   50.794664][  T599]  ? 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))
[   50.794667][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.794669][  T599]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.794673][  T599]  console_flush_one_record (kernel/printk/printk.c:3268)
[   50.794677][  T599]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   50.794678][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.794684][  T599]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   50.794687][  T599]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   50.794688][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.794690][  T599]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   50.794694][  T599]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   50.794696][  T599]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   50.794699][  T599]  vprintk_emit (kernel/printk/printk.c:2479)
[   50.794703][  T599]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   50.794705][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.794707][  T599]  ? 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))
[   50.794709][  T599]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   50.794713][  T599]  _printk (kernel/printk/printk.c:2504)
[   50.794716][  T599]  ? snapshot_read.cold (user.c:?)
[   50.794718][  T599]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   50.794721][  T599]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.794724][  T599]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   50.794726][  T599]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   50.794729][  T599]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   50.794732][  T599]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.794734][  T599]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   50.794737][  T599]  ? netdev_notice (net/core/dev.c:13194)
[   50.794740][  T599]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.794743][  T599]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.794746][  T599]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   50.794750][  T599]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.794752][  T599]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   50.794756][  T599]  ? 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))
[   50.794762][  T599]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   50.794764][  T599]  ? __kernel_text_address (kernel/extable.c:79)
[   50.794767][  T599]  ? write_profile (profile.c:?)
[   50.794772][  T599]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   50.794777][  T599]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.794782][  T599]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   50.794784][  T599]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   50.794786][  T599]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.794788][  T599]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.794792][  T599]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   50.794794][  T599]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.794796][  T599]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   50.794799][  T599]  ? kasan_save_stack (mm/kasan/common.c:58)
[   50.794802][  T599]  ? kasan_save_stack (mm/kasan/common.c:57)
[   50.794804][  T599]  ? kasan_save_track (mm/kasan/common.c:78)
[   50.794807][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.794809][  T599]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   50.794812][  T599]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   50.794817][  T599]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.794820][  T599]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   50.794822][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.794824][  T599]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.794826][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.794827][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.794829][  T599]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   50.794832][  T599]  ? __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)
[   50.794835][  T599]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   50.794838][  T599]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   50.794841][  T599]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   50.794843][  T599]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.794850][  T599]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   50.794855][  T599]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   50.794861][  T599]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.794863][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.794868][  T599]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.794870][  T599]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.794872][  T599]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.794874][  T599]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.794878][  T599]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.794881][  T599]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.794884][  T599]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.794885][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.794890][  T599]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.794893][  T599]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.794896][  T599]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   50.794898][  T599]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.794901][  T599]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.794908][  T599]  ? 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))
[   50.794909][  T599]  ? 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))
[   50.794914][  T599]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.794918][  T599]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.794921][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   50.794925][  T599]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.794929][  T599]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   50.794930][  T599]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.794934][  T599]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   50.794937][  T599]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   50.794942][  T599]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   50.794944][  T599]  ? copy_msghdr_from_user (net/socket.c:2650)
[   50.794946][  T599]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   50.794948][  T599]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   50.794956][  T599]  ___sys_sendmsg (net/socket.c:2767)
[   50.794959][  T599]  ? copy_msghdr_from_user (net/socket.c:2619)
[   50.794976][  T599]  __sys_sendmsg (net/socket.c:2799)
[   50.794980][  T599]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   50.794986][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.794990][  T599]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.794992][  T599]  ? irq_exit_rcu (kernel/softirq.c:786)
[   50.794996][  T599]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.794999][  T599] RIP: 0033:0x7f938ba1754e
[   50.795003][  T599] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   50.795005][  T599] RSP: 002b:00007ffe38843400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.795008][  T599] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f938ba1754e
[   50.795009][  T599] RDX: 0000000000000000 RSI: 00007ffe388434b0 RDI: 0000000000000005
[   50.795010][  T599] RBP: 00007ffe38843410 R08: 0000000000000000 R09: 0000000000000000
[   50.795011][  T599] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129c9
[   50.795012][  T599] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe38843b80
| [   52.049214][  T607] softirqs last disabled at (21406): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   52.049218][  T607] Preemption disabled at:
| [   52.049219][  T607] vprintk_emit (kernel/printk/printk.c:2471)
| [   52.049231][  T607] Tainted: [W]=WARN
[   52.049232][  T607] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.049235][  T607] Call Trace:
[   52.049237][  T607]  <TASK>
[   52.049239][  T607]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   52.049246][  T607]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   52.049249][  T607]  __might_resched.cold (kernel/sched/core.c:9234)
[   52.049255][  T607]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   52.049260][  T607]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   52.049268][  T607]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   52.049271][  T607]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.049280][  T607]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.049285][  T607]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.049290][  T607]  put_chars (drivers/char/virtio_console.c:1176)
[   52.049295][  T607]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   52.049301][  T607]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.049306][  T607]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.049313][  T607]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   52.049318][  T607]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.049321][  T607]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.049329][  T607]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   52.049334][  T607]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.049338][  T607]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.049346][  T607]  console_emit_next_record (kernel/printk/printk.c:3183)
[   52.049352][  T607]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   52.049354][  T607]  ? 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))
[   52.049359][  T607]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.049362][  T607]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.049369][  T607]  console_flush_one_record (kernel/printk/printk.c:3268)
[   52.049376][  T607]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   52.049378][  T607]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.049388][  T607]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   52.049394][  T607]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   52.049396][  T607]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.049399][  T607]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   52.049405][  T607]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   52.049408][  T607]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   52.049413][  T607]  vprintk_emit (kernel/printk/printk.c:2479)
[   52.049419][  T607]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   52.049422][  T607]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.049425][  T607]  ? 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))
[   52.049428][  T607]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   52.049436][  T607]  _printk (kernel/printk/printk.c:2504)
[   52.049440][  T607]  ? snapshot_read.cold (user.c:?)
[   52.049443][  T607]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   52.049448][  T607]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.049451][  T607]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.049454][  T607]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   52.049459][  T607]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   52.049463][  T607]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.049467][  T607]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   52.049471][  T607]  ? netdev_notice (net/core/dev.c:13194)
[   52.049475][  T607]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.049480][  T607]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.049484][  T607]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   52.049491][  T607]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.049494][  T607]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   52.049499][  T607]  ? 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))
[   52.049508][  T607]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   52.049512][  T607]  ? __kernel_text_address (kernel/extable.c:79)
[   52.049516][  T607]  ? write_profile (profile.c:?)
[   52.049522][  T607]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   52.049530][  T607]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.049538][  T607]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   52.049541][  T607]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   52.049544][  T607]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.049547][  T607]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.049552][  T607]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   52.049556][  T607]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.049559][  T607]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.049564][  T607]  ? kasan_save_stack (mm/kasan/common.c:58)
[   52.049568][  T607]  ? kasan_save_stack (mm/kasan/common.c:57)
[   52.049570][  T607]  ? kasan_save_track (mm/kasan/common.c:78)
[   52.049576][  T607]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.049579][  T607]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   52.049584][  T607]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   52.049592][  T607]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.049595][  T607]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   52.049600][  T607]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.049603][  T607]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.049606][  T607]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.049608][  T607]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.049611][  T607]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   52.049616][  T607]  ? __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)
[   52.049620][  T607]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   52.049624][  T607]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   52.049630][  T607]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   52.049633][  T607]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.049643][  T607]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   52.049653][  T607]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   52.049663][  T607]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.049666][  T607]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.049675][  T607]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.049678][  T607]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.049681][  T607]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.049684][  T607]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.049691][  T607]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.049694][  T607]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   52.049700][  T607]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.049702][  T607]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.049711][  T607]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.049714][  T607]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.049720][  T607]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   52.049723][  T607]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.049729][  T607]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.049742][  T607]  ? 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))
[   52.049744][  T607]  ? 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))
[   52.049753][  T607]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.049760][  T607]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.049765][  T607]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   52.049773][  T607]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   52.049780][  T607]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   52.049782][  T607]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.049788][  T607]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   52.049793][  T607]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   52.049801][  T607]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   52.049805][  T607]  ? copy_msghdr_from_user (net/socket.c:2650)
[   52.049809][  T607]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   52.049812][  T607]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   52.049827][  T607]  ___sys_sendmsg (net/socket.c:2767)
[   52.049832][  T607]  ? copy_msghdr_from_user (net/socket.c:2619)
[   52.049864][  T607]  __sys_sendmsg (net/socket.c:2799)
[   52.049869][  T607]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   52.049881][  T607]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.049887][  T607]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   52.049890][  T607]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   52.049895][  T607]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.049899][  T607] RIP: 0033:0x7f64cae0854e
[   52.049904][  T607] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   52.049907][  T607] RSP: 002b:00007ffd386804e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.049911][  T607] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f64cae0854e
[   52.049913][  T607] RDX: 0000000000000000 RSI: 00007ffd38680590 RDI: 0000000000000005
[   52.049914][  T607] RBP: 00007ffd386804f0 R08: 0000000000000000 R09: 0000000000000000
[   52.049916][  T607] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129ca
[   52.049917][  T607] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd38680c60
| [   53.166433][  T614] softirqs last disabled at (36646): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   53.166437][  T614] Preemption disabled at:
| [   53.166438][  T614] vprintk_emit (kernel/printk/printk.c:2471)
| [   53.166450][  T614] Tainted: [W]=WARN
[   53.166452][  T614] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.166454][  T614] Call Trace:
[   53.166456][  T614]  <TASK>
[   53.166458][  T614]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   53.166465][  T614]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   53.166468][  T614]  __might_resched.cold (kernel/sched/core.c:9234)
[   53.166474][  T614]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   53.166480][  T614]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   53.166487][  T614]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   53.166491][  T614]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.166501][  T614]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   53.166505][  T614]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.166510][  T614]  put_chars (drivers/char/virtio_console.c:1176)
[   53.166515][  T614]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   53.166521][  T614]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.166526][  T614]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   53.166534][  T614]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   53.166539][  T614]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.166541][  T614]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.166551][  T614]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   53.166558][  T614]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.166562][  T614]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.166570][  T614]  console_emit_next_record (kernel/printk/printk.c:3183)
[   53.166576][  T614]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   53.166578][  T614]  ? 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))
[   53.166583][  T614]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.166587][  T614]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.166594][  T614]  console_flush_one_record (kernel/printk/printk.c:3268)
[   53.166600][  T614]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   53.166602][  T614]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.166611][  T614]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   53.166615][  T614]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   53.166617][  T614]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.166621][  T614]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   53.166628][  T614]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   53.166630][  T614]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   53.166636][  T614]  vprintk_emit (kernel/printk/printk.c:2479)
[   53.166642][  T614]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   53.166645][  T614]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.166648][  T614]  ? 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))
[   53.166651][  T614]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   53.166658][  T614]  _printk (kernel/printk/printk.c:2504)
[   53.166664][  T614]  ? snapshot_read.cold (user.c:?)
[   53.166666][  T614]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   53.166672][  T614]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.166675][  T614]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   53.166679][  T614]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   53.166683][  T614]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   53.166688][  T614]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.166691][  T614]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   53.166695][  T614]  ? netdev_notice (net/core/dev.c:13194)
[   53.166700][  T614]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.166705][  T614]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.166709][  T614]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   53.166715][  T614]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.166719][  T614]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   53.166724][  T614]  ? 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))
[   53.166733][  T614]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   53.166737][  T614]  ? __kernel_text_address (kernel/extable.c:79)
[   53.166741][  T614]  ? write_profile (profile.c:?)
[   53.166748][  T614]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   53.166756][  T614]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.166764][  T614]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   53.166768][  T614]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   53.166770][  T614]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   53.166773][  T614]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.166778][  T614]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   53.166782][  T614]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.166785][  T614]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   53.166789][  T614]  ? kasan_save_stack (mm/kasan/common.c:58)
[   53.166793][  T614]  ? kasan_save_stack (mm/kasan/common.c:57)
[   53.166796][  T614]  ? kasan_save_track (mm/kasan/common.c:78)
[   53.166800][  T614]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.166804][  T614]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   53.166808][  T614]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   53.166816][  T614]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   53.166819][  T614]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   53.166823][  T614]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.166827][  T614]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.166830][  T614]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.166832][  T614]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.166835][  T614]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   53.166839][  T614]  ? __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)
[   53.166844][  T614]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   53.166848][  T614]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   53.166854][  T614]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   53.166857][  T614]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.166867][  T614]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   53.166877][  T614]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   53.166887][  T614]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.166890][  T614]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.166899][  T614]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   53.166902][  T614]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.166905][  T614]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.166908][  T614]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.166916][  T614]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.166919][  T614]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.166925][  T614]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.166927][  T614]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.166935][  T614]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   53.166938][  T614]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.166945][  T614]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.166948][  T614]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.166953][  T614]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.166965][  T614]  ? 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))
[   53.166967][  T614]  ? 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))
[   53.166975][  T614]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.166982][  T614]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.166987][  T614]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   53.166994][  T614]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.167001][  T614]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   53.167003][  T614]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.167009][  T614]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   53.167014][  T614]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   53.167021][  T614]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   53.167025][  T614]  ? copy_msghdr_from_user (net/socket.c:2650)
[   53.167028][  T614]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   53.167031][  T614]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   53.167045][  T614]  ___sys_sendmsg (net/socket.c:2767)
[   53.167050][  T614]  ? copy_msghdr_from_user (net/socket.c:2619)
[   53.167080][  T614]  __sys_sendmsg (net/socket.c:2799)
[   53.167085][  T614]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   53.167096][  T614]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.167102][  T614]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.167106][  T614]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   53.167111][  T614]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.167115][  T614] RIP: 0033:0x7fa1ae17254e
[   53.167120][  T614] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.167123][  T614] RSP: 002b:00007fffa4a7cde0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.167127][  T614] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa1ae17254e
[   53.167129][  T614] RDX: 0000000000000000 RSI: 00007fffa4a7ce90 RDI: 0000000000000005
[   53.167130][  T614] RBP: 00007fffa4a7cdf0 R08: 0000000000000000 R09: 0000000000000000
[   53.167132][  T614] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129cb
[   53.167133][  T614] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffa4a7d560
| [   54.264792][  T625] softirqs last disabled at (23162): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   54.264795][  T625] Preemption disabled at:
| [   54.264795][  T625] vprintk_emit (kernel/printk/printk.c:2471)
| [   54.264804][  T625] Tainted: [W]=WARN
[   54.264805][  T625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.264807][  T625] Call Trace:
[   54.264809][  T625]  <TASK>
[   54.264810][  T625]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   54.264815][  T625]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   54.264817][  T625]  __might_resched.cold (kernel/sched/core.c:9234)
[   54.264822][  T625]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   54.264825][  T625]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   54.264831][  T625]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   54.264834][  T625]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.264840][  T625]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   54.264843][  T625]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.264847][  T625]  put_chars (drivers/char/virtio_console.c:1176)
[   54.264850][  T625]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   54.264853][  T625]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.264857][  T625]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   54.264862][  T625]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   54.264865][  T625]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.264867][  T625]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.264872][  T625]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   54.264876][  T625]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.264878][  T625]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.264883][  T625]  console_emit_next_record (kernel/printk/printk.c:3183)
[   54.264886][  T625]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   54.264888][  T625]  ? 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))
[   54.264890][  T625]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.264892][  T625]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.264897][  T625]  console_flush_one_record (kernel/printk/printk.c:3268)
[   54.264901][  T625]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   54.264902][  T625]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.264908][  T625]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   54.264910][  T625]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   54.264912][  T625]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.264914][  T625]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   54.264918][  T625]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   54.264920][  T625]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   54.264923][  T625]  vprintk_emit (kernel/printk/printk.c:2479)
[   54.264926][  T625]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   54.264928][  T625]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.264930][  T625]  ? 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))
[   54.264932][  T625]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   54.264936][  T625]  _printk (kernel/printk/printk.c:2504)
[   54.264940][  T625]  ? snapshot_read.cold (user.c:?)
[   54.264942][  T625]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   54.264945][  T625]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.264947][  T625]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   54.264949][  T625]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   54.264953][  T625]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   54.264955][  T625]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   54.264958][  T625]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   54.264960][  T625]  ? netdev_notice (net/core/dev.c:13194)
[   54.264963][  T625]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   54.264966][  T625]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.264969][  T625]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   54.264973][  T625]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   54.264975][  T625]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   54.264978][  T625]  ? 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))
[   54.264984][  T625]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   54.264987][  T625]  ? __kernel_text_address (kernel/extable.c:79)
[   54.264990][  T625]  ? write_profile (profile.c:?)
[   54.264994][  T625]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   54.264999][  T625]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   54.265005][  T625]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   54.265007][  T625]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   54.265008][  T625]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.265010][  T625]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.265014][  T625]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   54.265016][  T625]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.265018][  T625]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   54.265021][  T625]  ? kasan_save_stack (mm/kasan/common.c:58)
[   54.265024][  T625]  ? kasan_save_stack (mm/kasan/common.c:57)
[   54.265026][  T625]  ? kasan_save_track (mm/kasan/common.c:78)
[   54.265029][  T625]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.265031][  T625]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   54.265034][  T625]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   54.265039][  T625]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.265041][  T625]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   54.265044][  T625]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.265046][  T625]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.265048][  T625]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.265049][  T625]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.265051][  T625]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   54.265053][  T625]  ? __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)
[   54.265057][  T625]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   54.265059][  T625]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   54.265063][  T625]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   54.265065][  T625]  ? nla_get_range_signed (lib/nlattr.c:270)
[   54.265071][  T625]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   54.265076][  T625]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   54.265081][  T625]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.265083][  T625]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.265088][  T625]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.265090][  T625]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   54.265092][  T625]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.265094][  T625]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.265098][  T625]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.265100][  T625]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   54.265104][  T625]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.265105][  T625]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.265110][  T625]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.265112][  T625]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   54.265116][  T625]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   54.265117][  T625]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.265120][  T625]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.265127][  T625]  ? 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))
[   54.265128][  T625]  ? 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))
[   54.265133][  T625]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.265137][  T625]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.265139][  T625]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   54.265144][  T625]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   54.265148][  T625]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   54.265149][  T625]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.265152][  T625]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   54.265156][  T625]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   54.265160][  T625]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   54.265163][  T625]  ? copy_msghdr_from_user (net/socket.c:2650)
[   54.265165][  T625]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   54.265167][  T625]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   54.265175][  T625]  ___sys_sendmsg (net/socket.c:2767)
[   54.265178][  T625]  ? copy_msghdr_from_user (net/socket.c:2619)
[   54.265194][  T625]  __sys_sendmsg (net/socket.c:2799)
[   54.265198][  T625]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   54.265204][  T625]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.265207][  T625]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   54.265218][  T625]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   54.265222][  T625]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.265224][  T625] RIP: 0033:0x7f054239554e
[   54.265231][  T625] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.265233][  T625] RSP: 002b:00007ffcbd6b0940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.265236][  T625] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f054239554e
[   54.265237][  T625] RDX: 0000000000000000 RSI: 00007ffcbd6b09f0 RDI: 0000000000000005
[   54.265238][  T625] RBP: 00007ffcbd6b0950 R08: 0000000000000000 R09: 0000000000000000
[   54.265239][  T625] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129cc
[   54.265240][  T625] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcbd6b10c0
| [   55.343498][  T635] softirqs last disabled at (16632): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   55.343500][  T635] Preemption disabled at:
| [   55.343501][  T635] vprintk_emit (kernel/printk/printk.c:2471)
| [   55.343510][  T635] Tainted: [W]=WARN
[   55.343511][  T635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.343513][  T635] Call Trace:
[   55.343514][  T635]  <TASK>
[   55.343516][  T635]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   55.343521][  T635]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   55.343523][  T635]  __might_resched.cold (kernel/sched/core.c:9234)
[   55.343528][  T635]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   55.343531][  T635]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   55.343536][  T635]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   55.343539][  T635]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.343545][  T635]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   55.343548][  T635]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.343552][  T635]  put_chars (drivers/char/virtio_console.c:1176)
[   55.343555][  T635]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   55.343559][  T635]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.343563][  T635]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.343568][  T635]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   55.343571][  T635]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.343573][  T635]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.343578][  T635]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   55.343582][  T635]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.343584][  T635]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.343589][  T635]  console_emit_next_record (kernel/printk/printk.c:3183)
[   55.343592][  T635]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   55.343594][  T635]  ? 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))
[   55.343597][  T635]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.343599][  T635]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.343603][  T635]  console_flush_one_record (kernel/printk/printk.c:3268)
[   55.343607][  T635]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   55.343608][  T635]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.343614][  T635]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   55.343617][  T635]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   55.343618][  T635]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.343620][  T635]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   55.343624][  T635]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   55.343626][  T635]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   55.343630][  T635]  vprintk_emit (kernel/printk/printk.c:2479)
[   55.343633][  T635]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   55.343635][  T635]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.343637][  T635]  ? 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))
[   55.343639][  T635]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   55.343644][  T635]  _printk (kernel/printk/printk.c:2504)
[   55.343648][  T635]  ? snapshot_read.cold (user.c:?)
[   55.343649][  T635]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   55.343652][  T635]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.343655][  T635]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.343657][  T635]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   55.343660][  T635]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   55.343663][  T635]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   55.343665][  T635]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   55.343668][  T635]  ? netdev_notice (net/core/dev.c:13194)
[   55.343671][  T635]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.343674][  T635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.343677][  T635]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   55.343681][  T635]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   55.343683][  T635]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   55.343686][  T635]  ? 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))
[   55.343693][  T635]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   55.343695][  T635]  ? __kernel_text_address (kernel/extable.c:79)
[   55.343698][  T635]  ? write_profile (profile.c:?)
[   55.343702][  T635]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   55.343707][  T635]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   55.343712][  T635]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   55.343715][  T635]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   55.343716][  T635]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   55.343718][  T635]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.343722][  T635]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   55.343724][  T635]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.343726][  T635]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.343729][  T635]  ? kasan_save_stack (mm/kasan/common.c:58)
[   55.343732][  T635]  ? kasan_save_stack (mm/kasan/common.c:57)
[   55.343734][  T635]  ? kasan_save_track (mm/kasan/common.c:78)
[   55.343737][  T635]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.343739][  T635]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   55.343742][  T635]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   55.343747][  T635]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.343749][  T635]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   55.343752][  T635]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.343754][  T635]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.343755][  T635]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.343757][  T635]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.343759][  T635]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   55.343761][  T635]  ? __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)
[   55.343765][  T635]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   55.343767][  T635]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   55.343771][  T635]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   55.343773][  T635]  ? nla_get_range_signed (lib/nlattr.c:270)
[   55.343779][  T635]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   55.343785][  T635]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   55.343790][  T635]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.343792][  T635]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.343797][  T635]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.343800][  T635]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.343802][  T635]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.343804][  T635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.343808][  T635]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.343810][  T635]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   55.343813][  T635]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.343815][  T635]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.343820][  T635]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.343822][  T635]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.343826][  T635]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   55.343828][  T635]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.343831][  T635]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.343837][  T635]  ? 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))
[   55.343839][  T635]  ? 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))
[   55.343843][  T635]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.343847][  T635]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.343850][  T635]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   55.343855][  T635]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   55.343859][  T635]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   55.343860][  T635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.343864][  T635]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   55.343867][  T635]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   55.343872][  T635]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   55.343874][  T635]  ? copy_msghdr_from_user (net/socket.c:2650)
[   55.343876][  T635]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   55.343878][  T635]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   55.343886][  T635]  ___sys_sendmsg (net/socket.c:2767)
[   55.343889][  T635]  ? copy_msghdr_from_user (net/socket.c:2619)
[   55.343907][  T635]  __sys_sendmsg (net/socket.c:2799)
[   55.343910][  T635]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   55.343917][  T635]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.343920][  T635]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   55.343923][  T635]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   55.343926][  T635]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.343928][  T635] RIP: 0033:0x7f178c89054e
[   55.343932][  T635] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.343934][  T635] RSP: 002b:00007ffcab34cc10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.343937][  T635] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f178c89054e
[   55.343938][  T635] RDX: 0000000000000000 RSI: 00007ffcab34ccc0 RDI: 0000000000000005
[   55.343939][  T635] RBP: 00007ffcab34cc20 R08: 0000000000000000 R09: 0000000000000000
[   55.343940][  T635] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129cd
[   55.343941][  T635] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcab34d390
| [   56.347926][  T645] softirqs last disabled at (29650): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   56.347928][  T645] Preemption disabled at:
| [   56.347929][  T645] vprintk_emit (kernel/printk/printk.c:2471)
| [   56.347938][  T645] Tainted: [W]=WARN
[   56.347939][  T645] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.347941][  T645] Call Trace:
[   56.347943][  T645]  <TASK>
[   56.347944][  T645]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   56.347949][  T645]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   56.347951][  T645]  __might_resched.cold (kernel/sched/core.c:9234)
[   56.347956][  T645]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   56.347959][  T645]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   56.347965][  T645]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   56.347967][  T645]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.347973][  T645]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   56.347977][  T645]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.347980][  T645]  put_chars (drivers/char/virtio_console.c:1176)
[   56.347983][  T645]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   56.347987][  T645]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.347991][  T645]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   56.347996][  T645]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   56.347999][  T645]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.348001][  T645]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.348006][  T645]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   56.348010][  T645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.348012][  T645]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.348017][  T645]  console_emit_next_record (kernel/printk/printk.c:3183)
[   56.348021][  T645]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   56.348022][  T645]  ? 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))
[   56.348025][  T645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.348027][  T645]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.348031][  T645]  console_flush_one_record (kernel/printk/printk.c:3268)
[   56.348035][  T645]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   56.348037][  T645]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.348043][  T645]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   56.348045][  T645]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   56.348047][  T645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.348049][  T645]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   56.348053][  T645]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   56.348055][  T645]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   56.348058][  T645]  vprintk_emit (kernel/printk/printk.c:2479)
[   56.348062][  T645]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   56.348064][  T645]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.348066][  T645]  ? 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))
[   56.348068][  T645]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   56.348073][  T645]  _printk (kernel/printk/printk.c:2504)
[   56.348076][  T645]  ? snapshot_read.cold (user.c:?)
[   56.348078][  T645]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   56.348081][  T645]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.348083][  T645]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   56.348086][  T645]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   56.348089][  T645]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   56.348092][  T645]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.348095][  T645]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   56.348098][  T645]  ? netdev_notice (net/core/dev.c:13194)
[   56.348101][  T645]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.348104][  T645]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   56.348107][  T645]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   56.348111][  T645]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.348113][  T645]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   56.348116][  T645]  ? 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))
[   56.348123][  T645]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   56.348125][  T645]  ? __kernel_text_address (kernel/extable.c:79)
[   56.348128][  T645]  ? write_profile (profile.c:?)
[   56.348132][  T645]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   56.348138][  T645]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.348143][  T645]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   56.348145][  T645]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   56.348146][  T645]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.348149][  T645]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.348152][  T645]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   56.348154][  T645]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.348157][  T645]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   56.348160][  T645]  ? kasan_save_stack (mm/kasan/common.c:58)
[   56.348162][  T645]  ? kasan_save_stack (mm/kasan/common.c:57)
[   56.348164][  T645]  ? kasan_save_track (mm/kasan/common.c:78)
[   56.348167][  T645]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.348169][  T645]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   56.348172][  T645]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   56.348177][  T645]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   56.348180][  T645]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   56.348182][  T645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.348184][  T645]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.348186][  T645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.348187][  T645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.348189][  T645]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   56.348192][  T645]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   56.348195][  T645]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   56.348198][  T645]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   56.348202][  T645]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   56.348204][  T645]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.348210][  T645]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   56.348215][  T645]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   56.348221][  T645]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.348228][  T645]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.348233][  T645]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   56.348235][  T645]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.348238][  T645]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.348239][  T645]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   56.348244][  T645]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.348246][  T645]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   56.348249][  T645]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.348251][  T645]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.348256][  T645]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   56.348258][  T645]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.348262][  T645]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   56.348264][  T645]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.348267][  T645]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.348273][  T645]  ? 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))
[   56.348275][  T645]  ? 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))
[   56.348279][  T645]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.348283][  T645]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.348286][  T645]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   56.348291][  T645]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   56.348294][  T645]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   56.348296][  T645]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   56.348299][  T645]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   56.348303][  T645]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   56.348307][  T645]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   56.348310][  T645]  ? copy_msghdr_from_user (net/socket.c:2650)
[   56.348312][  T645]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   56.348314][  T645]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   56.348322][  T645]  ___sys_sendmsg (net/socket.c:2767)
[   56.348325][  T645]  ? copy_msghdr_from_user (net/socket.c:2619)
[   56.348341][  T645]  __sys_sendmsg (net/socket.c:2799)
[   56.348345][  T645]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   56.348351][  T645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.348355][  T645]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.348357][  T645]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   56.348361][  T645]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.348363][  T645] RIP: 0033:0x7f1c21f8a54e
[   56.348367][  T645] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.348369][  T645] RSP: 002b:00007ffff0fcca80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.348372][  T645] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1c21f8a54e
[   56.348374][  T645] RDX: 0000000000000000 RSI: 00007ffff0fccb30 RDI: 0000000000000005
[   56.348374][  T645] RBP: 00007ffff0fcca90 R08: 0000000000000000 R09: 0000000000000000
[   56.348375][  T645] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129ce
[   56.348376][  T645] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffff0fcd200
| [   57.446287][  T654] softirqs last disabled at (16844): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   57.446291][  T654] Preemption disabled at:
| [   57.446293][  T654] vprintk_emit (kernel/printk/printk.c:2471)
| [   57.446305][  T654] Tainted: [W]=WARN
[   57.446306][  T654] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.446309][  T654] Call Trace:
[   57.446311][  T654]  <TASK>
[   57.446313][  T654]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   57.446320][  T654]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   57.446323][  T654]  __might_resched.cold (kernel/sched/core.c:9234)
[   57.446329][  T654]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   57.446334][  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)
[   57.446343][  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))
[   57.446347][  T654]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.446356][  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)
[   57.446360][  T654]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.446366][  T654]  put_chars (drivers/char/virtio_console.c:1176)
[   57.446371][  T654]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   57.446377][  T654]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.446382][  T654]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.446392][  T654]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   57.446397][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.446400][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.446408][  T654]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   57.446414][  T654]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.446419][  T654]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.446427][  T654]  console_emit_next_record (kernel/printk/printk.c:3183)
[   57.446433][  T654]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   57.446435][  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))
[   57.446440][  T654]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.446444][  T654]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.446452][  T654]  console_flush_one_record (kernel/printk/printk.c:3268)
[   57.446459][  T654]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   57.446461][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.446471][  T654]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   57.446475][  T654]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   57.446478][  T654]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.446481][  T654]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   57.446488][  T654]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   57.446491][  T654]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   57.446497][  T654]  vprintk_emit (kernel/printk/printk.c:2479)
[   57.446503][  T654]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   57.446507][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.446510][  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))
[   57.446513][  T654]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   57.446520][  T654]  _printk (kernel/printk/printk.c:2504)
[   57.446526][  T654]  ? snapshot_read.cold (user.c:?)
[   57.446529][  T654]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   57.446534][  T654]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.446538][  T654]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.446542][  T654]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   57.446546][  T654]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   57.446551][  T654]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.446556][  T654]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   57.446561][  T654]  ? netdev_notice (net/core/dev.c:13194)
[   57.446566][  T654]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.446572][  T654]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.446577][  T654]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   57.446583][  T654]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.446587][  T654]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   57.446593][  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))
[   57.446602][  T654]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   57.446607][  T654]  ? __kernel_text_address (kernel/extable.c:79)
[   57.446611][  T654]  ? write_profile (profile.c:?)
[   57.446618][  T654]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   57.446627][  T654]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.446636][  T654]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   57.446640][  T654]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   57.446643][  T654]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   57.446646][  T654]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.446652][  T654]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   57.446656][  T654]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.446659][  T654]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.446665][  T654]  ? kasan_save_stack (mm/kasan/common.c:58)
[   57.446669][  T654]  ? kasan_save_stack (mm/kasan/common.c:57)
[   57.446672][  T654]  ? kasan_save_track (mm/kasan/common.c:78)
[   57.446677][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.446681][  T654]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   57.446686][  T654]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   57.446694][  T654]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.446697][  T654]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   57.446703][  T654]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.446706][  T654]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.446709][  T654]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.446712][  T654]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.446715][  T654]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   57.446720][  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)
[   57.446725][  T654]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   57.446729][  T654]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   57.446736][  T654]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   57.446739][  T654]  ? nla_get_range_signed (lib/nlattr.c:270)
[   57.446749][  T654]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   57.446759][  T654]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   57.446771][  T654]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   57.446774][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.446783][  T654]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.446786][  T654]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.446790][  T654]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   57.446793][  T654]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.446800][  T654]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   57.446804][  T654]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   57.446809][  T654]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.446812][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.446820][  T654]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.446824][  T654]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.446831][  T654]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   57.446834][  T654]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.446839][  T654]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.446851][  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))
[   57.446854][  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))
[   57.446862][  T654]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.446869][  T654]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.446874][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   57.446882][  T654]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   57.446889][  T654]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   57.446892][  T654]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.446897][  T654]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   57.446903][  T654]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   57.446911][  T654]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   57.446915][  T654]  ? copy_msghdr_from_user (net/socket.c:2650)
[   57.446918][  T654]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   57.446921][  T654]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   57.446935][  T654]  ___sys_sendmsg (net/socket.c:2767)
[   57.446940][  T654]  ? copy_msghdr_from_user (net/socket.c:2619)
[   57.446970][  T654]  __sys_sendmsg (net/socket.c:2799)
[   57.446975][  T654]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   57.446988][  T654]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.446994][  T654]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   57.446998][  T654]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   57.447003][  T654]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.447007][  T654] RIP: 0033:0x7fda4d70c54e
[   57.447012][  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
[   57.447015][  T654] RSP: 002b:00007ffebd3db5b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.447019][  T654] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fda4d70c54e
[   57.447022][  T654] RDX: 0000000000000000 RSI: 00007ffebd3db660 RDI: 0000000000000005
[   57.447024][  T654] RBP: 00007ffebd3db5c0 R08: 0000000000000000 R09: 0000000000000000
[   57.447025][  T654] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129cf
[   57.447027][  T654] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffebd3dbd30
| [   58.503551][  T665] softirqs last disabled at (17352): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   58.503554][  T665] Preemption disabled at:
| [   58.503555][  T665] vprintk_emit (kernel/printk/printk.c:2471)
| [   58.503564][  T665] Tainted: [W]=WARN
[   58.503565][  T665] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.503567][  T665] Call Trace:
[   58.503569][  T665]  <TASK>
[   58.503570][  T665]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   58.503576][  T665]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   58.503577][  T665]  __might_resched.cold (kernel/sched/core.c:9234)
[   58.503582][  T665]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   58.503586][  T665]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   58.503591][  T665]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   58.503594][  T665]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.503600][  T665]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   58.503603][  T665]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.503607][  T665]  put_chars (drivers/char/virtio_console.c:1176)
[   58.503610][  T665]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   58.503613][  T665]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   58.503617][  T665]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   58.503622][  T665]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   58.503626][  T665]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.503627][  T665]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.503632][  T665]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   58.503636][  T665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.503639][  T665]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.503643][  T665]  console_emit_next_record (kernel/printk/printk.c:3183)
[   58.503647][  T665]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   58.503649][  T665]  ? 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))
[   58.503652][  T665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.503653][  T665]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.503658][  T665]  console_flush_one_record (kernel/printk/printk.c:3268)
[   58.503662][  T665]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   58.503663][  T665]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.503669][  T665]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   58.503671][  T665]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   58.503673][  T665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.503675][  T665]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   58.503679][  T665]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   58.503681][  T665]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   58.503684][  T665]  vprintk_emit (kernel/printk/printk.c:2479)
[   58.503687][  T665]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   58.503689][  T665]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.503691][  T665]  ? 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))
[   58.503693][  T665]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   58.503698][  T665]  _printk (kernel/printk/printk.c:2504)
[   58.503701][  T665]  ? snapshot_read.cold (user.c:?)
[   58.503703][  T665]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   58.503706][  T665]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   58.503708][  T665]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   58.503710][  T665]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   58.503714][  T665]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   58.503716][  T665]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   58.503719][  T665]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   58.503722][  T665]  ? netdev_notice (net/core/dev.c:13194)
[   58.503724][  T665]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   58.503727][  T665]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   58.503730][  T665]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   58.503734][  T665]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   58.503736][  T665]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   58.503740][  T665]  ? 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))
[   58.503746][  T665]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   58.503749][  T665]  ? __kernel_text_address (kernel/extable.c:79)
[   58.503752][  T665]  ? write_profile (profile.c:?)
[   58.503756][  T665]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   58.503761][  T665]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   58.503765][  T665]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   58.503768][  T665]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   58.503769][  T665]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   58.503771][  T665]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   58.503775][  T665]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   58.503777][  T665]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   58.503779][  T665]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   58.503782][  T665]  ? kasan_save_stack (mm/kasan/common.c:58)
[   58.503785][  T665]  ? kasan_save_stack (mm/kasan/common.c:57)
[   58.503787][  T665]  ? kasan_save_track (mm/kasan/common.c:78)
[   58.503790][  T665]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.503792][  T665]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   58.503795][  T665]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   58.503801][  T665]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   58.503803][  T665]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   58.503806][  T665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.503808][  T665]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.503809][  T665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.503811][  T665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.503813][  T665]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   58.503816][  T665]  ? __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)
[   58.503819][  T665]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   58.503822][  T665]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   58.503825][  T665]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   58.503827][  T665]  ? nla_get_range_signed (lib/nlattr.c:270)
[   58.503833][  T665]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   58.503839][  T665]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   58.503844][  T665]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.503846][  T665]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.503851][  T665]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   58.503853][  T665]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   58.503855][  T665]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.503857][  T665]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   58.503861][  T665]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.503864][  T665]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   58.503867][  T665]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.503868][  T665]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.503873][  T665]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   58.503875][  T665]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   58.503879][  T665]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   58.503881][  T665]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.503884][  T665]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   58.503890][  T665]  ? 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))
[   58.503892][  T665]  ? 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))
[   58.503897][  T665]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.503900][  T665]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   58.503903][  T665]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   58.503908][  T665]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   58.503912][  T665]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   58.503913][  T665]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   58.503916][  T665]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   58.503920][  T665]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   58.503925][  T665]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   58.503927][  T665]  ? copy_msghdr_from_user (net/socket.c:2650)
[   58.503930][  T665]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   58.503931][  T665]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   58.503939][  T665]  ___sys_sendmsg (net/socket.c:2767)
[   58.503942][  T665]  ? copy_msghdr_from_user (net/socket.c:2619)
[   58.503959][  T665]  __sys_sendmsg (net/socket.c:2799)
[   58.503962][  T665]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   58.503969][  T665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.503972][  T665]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   58.503975][  T665]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   58.503978][  T665]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.503980][  T665] RIP: 0033:0x7f60d223a54e
[   58.503984][  T665] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.503986][  T665] RSP: 002b:00007ffd50478490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.503989][  T665] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f60d223a54e
[   58.503991][  T665] RDX: 0000000000000000 RSI: 00007ffd50478540 RDI: 0000000000000005
[   58.503991][  T665] RBP: 00007ffd504784a0 R08: 0000000000000000 R09: 0000000000000000
[   58.503992][  T665] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129d0
[   58.503993][  T665] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd50478c10
| [   59.674851][  T676] softirqs last disabled at (38036): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   59.674854][  T676] Preemption disabled at:
| [   59.674855][  T676] vprintk_emit (kernel/printk/printk.c:2471)
| [   59.674864][  T676] Tainted: [W]=WARN
[   59.674865][  T676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.674867][  T676] Call Trace:
[   59.674869][  T676]  <TASK>
[   59.674870][  T676]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   59.674875][  T676]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   59.674877][  T676]  __might_resched.cold (kernel/sched/core.c:9234)
[   59.674882][  T676]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   59.674885][  T676]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   59.674891][  T676]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   59.674893][  T676]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.674900][  T676]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   59.674903][  T676]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.674907][  T676]  put_chars (drivers/char/virtio_console.c:1176)
[   59.674912][  T676]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   59.674916][  T676]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.674919][  T676]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.674924][  T676]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   59.674928][  T676]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.674930][  T676]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.674935][  T676]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   59.674938][  T676]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.674941][  T676]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.674946][  T676]  console_emit_next_record (kernel/printk/printk.c:3183)
[   59.674950][  T676]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   59.674951][  T676]  ? 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))
[   59.674954][  T676]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.674956][  T676]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.674960][  T676]  console_flush_one_record (kernel/printk/printk.c:3268)
[   59.674964][  T676]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   59.674966][  T676]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.674971][  T676]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   59.674974][  T676]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   59.674975][  T676]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.674977][  T676]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   59.674981][  T676]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   59.674983][  T676]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   59.674986][  T676]  vprintk_emit (kernel/printk/printk.c:2479)
[   59.674990][  T676]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   59.674992][  T676]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.674994][  T676]  ? 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))
[   59.674996][  T676]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   59.675000][  T676]  _printk (kernel/printk/printk.c:2504)
[   59.675003][  T676]  ? snapshot_read.cold (user.c:?)
[   59.675005][  T676]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.675008][  T676]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.675010][  T676]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.675013][  T676]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   59.675016][  T676]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   59.675019][  T676]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.675021][  T676]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   59.675024][  T676]  ? netdev_notice (net/core/dev.c:13194)
[   59.675027][  T676]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.675030][  T676]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.675033][  T676]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   59.675037][  T676]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.675039][  T676]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   59.675042][  T676]  ? 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))
[   59.675048][  T676]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   59.675051][  T676]  ? __kernel_text_address (kernel/extable.c:79)
[   59.675054][  T676]  ? write_profile (profile.c:?)
[   59.675058][  T676]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   59.675063][  T676]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.675068][  T676]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   59.675070][  T676]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   59.675071][  T676]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   59.675074][  T676]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.675078][  T676]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.675080][  T676]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.675082][  T676]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.675085][  T676]  ? kasan_save_stack (mm/kasan/common.c:58)
[   59.675088][  T676]  ? kasan_save_stack (mm/kasan/common.c:57)
[   59.675089][  T676]  ? kasan_save_track (mm/kasan/common.c:78)
[   59.675092][  T676]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.675095][  T676]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   59.675098][  T676]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   59.675103][  T676]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.675105][  T676]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   59.675108][  T676]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.675110][  T676]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.675111][  T676]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.675113][  T676]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.675115][  T676]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   59.675117][  T676]  ? __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)
[   59.675121][  T676]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   59.675123][  T676]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   59.675127][  T676]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   59.675129][  T676]  ? nla_get_range_signed (lib/nlattr.c:270)
[   59.675135][  T676]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   59.675140][  T676]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   59.675146][  T676]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.675148][  T676]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.675153][  T676]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.675155][  T676]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.675157][  T676]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.675159][  T676]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.675163][  T676]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.675165][  T676]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.675169][  T676]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.675170][  T676]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.675175][  T676]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.675177][  T676]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.675181][  T676]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   59.675183][  T676]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.675186][  T676]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.675192][  T676]  ? 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))
[   59.675194][  T676]  ? 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))
[   59.675198][  T676]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.675202][  T676]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.675205][  T676]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   59.675210][  T676]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.675213][  T676]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   59.675215][  T676]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.675218][  T676]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   59.675222][  T676]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   59.675226][  T676]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   59.675229][  T676]  ? copy_msghdr_from_user (net/socket.c:2650)
[   59.675231][  T676]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   59.675233][  T676]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   59.675240][  T676]  ___sys_sendmsg (net/socket.c:2767)
[   59.675248][  T676]  ? copy_msghdr_from_user (net/socket.c:2619)
[   59.675266][  T676]  __sys_sendmsg (net/socket.c:2799)
[   59.675269][  T676]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   59.675276][  T676]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.675279][  T676]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.675282][  T676]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   59.675285][  T676]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.675287][  T676] RIP: 0033:0x7fb5152c654e
[   59.675292][  T676] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.675293][  T676] RSP: 002b:00007fff351d6770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.675296][  T676] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb5152c654e
[   59.675297][  T676] RDX: 0000000000000000 RSI: 00007fff351d6820 RDI: 0000000000000005
[   59.675298][  T676] RBP: 00007fff351d6780 R08: 0000000000000000 R09: 0000000000000000
[   59.675299][  T676] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129d2
[   59.675300][  T676] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff351d6ef0
| [   60.800731][  T684] softirqs last disabled at (29994): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   60.800735][  T684] Preemption disabled at:
| [   60.800736][  T684] vprintk_emit (kernel/printk/printk.c:2471)
| [   60.800748][  T684] Tainted: [W]=WARN
[   60.800749][  T684] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.800752][  T684] Call Trace:
[   60.800754][  T684]  <TASK>
[   60.800756][  T684]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   60.800763][  T684]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   60.800766][  T684]  __might_resched.cold (kernel/sched/core.c:9234)
[   60.800773][  T684]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   60.800778][  T684]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   60.800785][  T684]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   60.800789][  T684]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   60.800798][  T684]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   60.800803][  T684]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   60.800808][  T684]  put_chars (drivers/char/virtio_console.c:1176)
[   60.800813][  T684]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   60.800819][  T684]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.800824][  T684]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   60.800832][  T684]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   60.800837][  T684]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.800840][  T684]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.800848][  T684]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   60.800854][  T684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.800858][  T684]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.800865][  T684]  console_emit_next_record (kernel/printk/printk.c:3183)
[   60.800871][  T684]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   60.800873][  T684]  ? 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))
[   60.800878][  T684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.800881][  T684]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.800889][  T684]  console_flush_one_record (kernel/printk/printk.c:3268)
[   60.800895][  T684]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   60.800898][  T684]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.800908][  T684]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   60.800912][  T684]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   60.800914][  T684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.800919][  T684]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   60.800926][  T684]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   60.800929][  T684]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   60.800934][  T684]  vprintk_emit (kernel/printk/printk.c:2479)
[   60.800940][  T684]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   60.800944][  T684]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.800947][  T684]  ? 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))
[   60.800950][  T684]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   60.800957][  T684]  _printk (kernel/printk/printk.c:2504)
[   60.800962][  T684]  ? snapshot_read.cold (user.c:?)
[   60.800965][  T684]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   60.800970][  T684]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.800973][  T684]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   60.800976][  T684]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   60.800981][  T684]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   60.800986][  T684]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   60.800990][  T684]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   60.800994][  T684]  ? netdev_notice (net/core/dev.c:13194)
[   60.800998][  T684]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   60.801003][  T684]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   60.801007][  T684]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   60.801014][  T684]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   60.801017][  T684]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   60.801022][  T684]  ? 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))
[   60.801031][  T684]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   60.801035][  T684]  ? __kernel_text_address (kernel/extable.c:79)
[   60.801039][  T684]  ? write_profile (profile.c:?)
[   60.801045][  T684]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   60.801054][  T684]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   60.801062][  T684]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   60.801065][  T684]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   60.801068][  T684]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   60.801071][  T684]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.801076][  T684]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   60.801079][  T684]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.801083][  T684]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   60.801087][  T684]  ? kasan_save_stack (mm/kasan/common.c:58)
[   60.801091][  T684]  ? kasan_save_stack (mm/kasan/common.c:57)
[   60.801094][  T684]  ? kasan_save_track (mm/kasan/common.c:78)
[   60.801099][  T684]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.801102][  T684]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   60.801106][  T684]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   60.801114][  T684]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   60.801117][  T684]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   60.801122][  T684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.801125][  T684]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.801128][  T684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.801130][  T684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.801133][  T684]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   60.801138][  T684]  ? __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)
[   60.801142][  T684]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   60.801146][  T684]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   60.801152][  T684]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   60.801155][  T684]  ? nla_get_range_signed (lib/nlattr.c:270)
[   60.801165][  T684]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   60.801174][  T684]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   60.801184][  T684]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.801187][  T684]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.801196][  T684]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   60.801199][  T684]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   60.801202][  T684]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.801205][  T684]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   60.801212][  T684]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.801216][  T684]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   60.801221][  T684]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.801223][  T684]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.801232][  T684]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   60.801235][  T684]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   60.801241][  T684]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   60.801244][  T684]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.801249][  T684]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.801267][  T684]  ? 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))
[   60.801269][  T684]  ? 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))
[   60.801277][  T684]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.801284][  T684]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.801289][  T684]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   60.801296][  T684]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   60.801303][  T684]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   60.801306][  T684]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   60.801311][  T684]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   60.801316][  T684]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   60.801323][  T684]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   60.801327][  T684]  ? copy_msghdr_from_user (net/socket.c:2650)
[   60.801330][  T684]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   60.801333][  T684]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   60.801347][  T684]  ___sys_sendmsg (net/socket.c:2767)
[   60.801351][  T684]  ? copy_msghdr_from_user (net/socket.c:2619)
[   60.801382][  T684]  __sys_sendmsg (net/socket.c:2799)
[   60.801387][  T684]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   60.801399][  T684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.801405][  T684]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   60.801408][  T684]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   60.801413][  T684]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.801417][  T684] RIP: 0033:0x7f164520354e
[   60.801422][  T684] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.801425][  T684] RSP: 002b:00007ffd5be2b880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.801429][  T684] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f164520354e
[   60.801431][  T684] RDX: 0000000000000000 RSI: 00007ffd5be2b930 RDI: 0000000000000005
[   60.801433][  T684] RBP: 00007ffd5be2b890 R08: 0000000000000000 R09: 0000000000000000
[   60.801434][  T684] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129d3


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