======================================
| [   11.406175][  T189] softirqs last disabled at (38245): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
| [   11.406178][  T189] Preemption disabled at:
| [   11.406178][  T189] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.406188][  T189] Tainted: [W]=WARN
[   11.406189][  T189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.406191][  T189] Call Trace:
[   11.406193][  T189]  <TASK>
[   11.406195][  T189]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.406200][  T189]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.406202][  T189]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.406207][  T189]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.406211][  T189]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.406215][  T189]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.406217][  T189]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.406223][  T189]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.406225][  T189]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.406229][  T189]  put_chars (drivers/char/virtio_console.c:1176)
[   11.406231][  T189]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.406235][  T189]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.406239][  T189]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.406242][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.406246][  T189]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.406249][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.406255][  T189]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.406258][  T189]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.406263][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.406265][  T189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.406268][  T189]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.406272][  T189]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.406274][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.406279][  T189]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.406281][  T189]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.406283][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.406285][  T189]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.406288][  T189]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.406290][  T189]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.406295][  T189]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.406299][  T189]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.406301][  T189]  ? clockevents_program_event (kernel/time/clockevents.c:363)
[   11.406307][  T189]  dev_vprintk_emit (drivers/base/core.c:5000)
[   11.406312][  T189]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   11.406318][  T189]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.406322][  T189]  dev_printk_emit (drivers/base/core.c:5011)
[   11.406324][  T189]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   11.406326][  T189]  ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369)
[   11.406329][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.406331][  T189]  ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22))
[   11.406334][  T189]  ? __schedule (kernel/sched/core.c:7277)
[   11.406340][  T189]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   11.406344][  T189]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   11.406347][  T189]  ? netdev_notice (net/core/dev.c:13194)
[   11.406350][  T189]  ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12)
[   11.406353][  T189]  ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12)
[   11.406355][  T189]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   11.406358][  T189]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   11.406361][  T189]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   11.406364][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.406366][  T189]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[   11.406369][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   11.406372][  T189]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   11.406375][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.406378][  T189]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   11.406384][  T189]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   11.406387][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.406389][  T189]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.406391][  T189]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.406392][  T189]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.406395][  T189]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.406397][  T189]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.406401][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.406406][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.406407][  T189]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   11.406410][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.406412][  T189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.406413][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.406415][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.406417][  T189]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.406420][  T189]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   11.406421][  T189]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.406423][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.406424][  T189]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   11.406427][  T189]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.406429][  T189]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.406431][  T189]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.406437][  T189]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.406440][  T189]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.406448][  T189]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   11.406451][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.406453][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.406475][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.406476][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.406480][  T189]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.406481][  T189]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.406483][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.406487][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.406489][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.406491][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.406493][  T189]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.406497][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.406499][  T189]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.406503][  T189]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.406510][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.406515][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.406517][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.406520][  T189]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.406524][  T189]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.406527][  T189]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.406533][  T189]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.406535][  T189]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.406540][  T189]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.406544][  T189]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.406547][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.406551][  T189]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.406555][  T189]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.406559][  T189]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.406562][  T189]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.406566][  T189]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   11.406570][  T189]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   11.406583][  T189]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   11.406585][  T189]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.406588][  T189]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.406591][  T189]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   11.406593][  T189]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.406594][  T189]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.406597][  T189]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.406600][  T189] RIP: 0033:0x7f4a6c76154e
[   11.406604][  T189] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.406606][  T189] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   11.406608][  T189] RAX: ffffffffffffffda RBX: 000055640c1feb70 RCX: 00007f4a6c76154e
[   11.406610][  T189] RDX: 0000000000000030 RSI: 000055640c22a2d0 RDI: 0000000000000012
[   11.406611][  T189] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[   11.406611][  T189] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c1f0f20
[   11.406612][  T189] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [   15.525454][  T189] softirqs last disabled at (67938): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   15.525456][  T189] Preemption disabled at:
| [   15.525457][  T189] 0x0
| [   15.525468][  T189] Tainted: [W]=WARN
[   15.525469][  T189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.525471][  T189] Call Trace:
[   15.525473][  T189]  <TASK>
[   15.525474][  T189]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.525481][  T189]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.525485][  T189]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.525489][  T189]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.525493][  T189]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   15.525495][  T189]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.525501][  T189]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.525503][  T189]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.525506][  T189]  put_chars (drivers/char/virtio_console.c:1176)
[   15.525509][  T189]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.525510][  T189]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   15.525514][  T189]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.525517][  T189]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.525524][  T189]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.525527][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.525528][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.525533][  T189]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.525536][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.525538][  T189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.525542][  T189]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.525546][  T189]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.525550][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.525552][  T189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.525555][  T189]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.525559][  T189]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.525561][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.525566][  T189]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.525568][  T189]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.525570][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.525572][  T189]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.525575][  T189]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.525576][  T189]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.525579][  T189]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.525583][  T189]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.525586][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.525589][  T189]  _printk (kernel/printk/printk.c:2504)
[   15.525593][  T189]  ? snapshot_read.cold (user.c:?)
[   15.525596][  T189]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   15.525598][  T189]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.525601][  T189]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   15.525604][  T189]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   15.525608][  T189]  ? exit_notify (kernel/exit.c:780)
[   15.525610][  T189]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.525614][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.525620][  T189]  do_group_exit (kernel/exit.c:1151)
[   15.525624][  T189]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   15.525626][  T189]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   15.525629][  T189]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.525632][  T189]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.525635][  T189]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.525638][  T189] RIP: 0033:0x7f4a6c7b21b8
[   15.525640][  T189] Code: Unable to access opcode bytes at 0x7f4a6c7b218e.

Code starting with the faulting instruction
===========================================
[   15.525642][  T189] RSP: 002b:00007ffede2f6e68 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7
[   15.525644][  T189] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4a6c7b21b8
[   15.525646][  T189] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000
[   15.525647][  T189] RBP: 00007ffede2f6ff0 R08: 000055640c20b478 R09: 0000000000000000
[   15.525647][  T189] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000
[   15.525648][  T189] R13: 00007f4a6c010050 R14: 00007f4a6cce3d9e R15: 000055640c07fd70
| [  104.911349][ T2149] softirqs last disabled at (29184): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  104.911351][ T2149] Preemption disabled at:
| [  104.911352][ T2149] vprintk_emit (kernel/printk/printk.c:2471)
| [  104.911362][ T2149] Tainted: [W]=WARN
[  104.911363][ T2149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  104.911365][ T2149] Call Trace:
[  104.911366][ T2149]  <TASK>
[  104.911369][ T2149]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  104.911374][ T2149]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  104.911376][ T2149]  __might_resched.cold (kernel/sched/core.c:9234)
[  104.911381][ T2149]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  104.911385][ T2149]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  104.911390][ T2149]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  104.911392][ T2149]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  104.911397][ T2149]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  104.911400][ T2149]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  104.911403][ T2149]  put_chars (drivers/char/virtio_console.c:1176)
[  104.911406][ T2149]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  104.911407][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  104.911412][ T2149]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  104.911414][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  104.911418][ T2149]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  104.911421][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.911426][ T2149]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  104.911429][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  104.911434][ T2149]  console_emit_next_record (kernel/printk/printk.c:3183)
[  104.911437][ T2149]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  104.911442][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  104.911444][ T2149]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  104.911447][ T2149]  console_flush_one_record (kernel/printk/printk.c:3268)
[  104.911452][ T2149]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  104.911453][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.911458][ T2149]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  104.911461][ T2149]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  104.911462][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  104.911465][ T2149]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  104.911468][ T2149]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  104.911469][ T2149]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  104.911473][ T2149]  vprintk_emit (kernel/printk/printk.c:2479)
[  104.911476][ T2149]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  104.911478][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.911480][ T2149]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  104.911486][ T2149]  dev_vprintk_emit (drivers/base/core.c:5000)
[  104.911492][ T2149]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  104.911497][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  104.911501][ T2149]  dev_printk_emit (drivers/base/core.c:5011)
[  104.911504][ T2149]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  104.911506][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  104.911508][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  104.911510][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.911511][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.911513][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  104.911515][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  104.911519][ T2149]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  104.911524][ T2149]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  104.911526][ T2149]  ? netdev_notice (net/core/dev.c:13194)
[  104.911529][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  104.911532][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  104.911534][ T2149]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  104.911537][ T2149]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  104.911540][ T2149]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  104.911543][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.911545][ T2149]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  104.911547][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  104.911550][ T2149]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  104.911552][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  104.911555][ T2149]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  104.911561][ T2149]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  104.911564][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.911567][ T2149]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  104.911568][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  104.911570][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  104.911572][ T2149]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  104.911573][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  104.911578][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.911582][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  104.911584][ T2149]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  104.911587][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  104.911589][ T2149]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  104.911590][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  104.911591][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  104.911593][ T2149]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  104.911596][ T2149]  ? __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)
[  104.911599][ T2149]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  104.911600][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.911602][ T2149]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  104.911605][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  104.911607][ T2149]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  104.911609][ T2149]  ? nla_get_range_signed (lib/nlattr.c:270)
[  104.911615][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  104.911618][ T2149]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  104.911626][ T2149]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  104.911629][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  104.911631][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.911653][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  104.911655][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  104.911658][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  104.911660][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  104.911661][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.911666][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  104.911667][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  104.911670][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  104.911672][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  104.911675][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  104.911677][ T2149]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  104.911681][ T2149]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  104.911683][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.911687][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  104.911688][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  104.911692][ T2149]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  104.911696][ T2149]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  104.911699][ T2149]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  104.911706][ T2149]  ? 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))
[  104.911707][ T2149]  ? 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))
[  104.911712][ T2149]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  104.911716][ T2149]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  104.911719][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.911723][ T2149]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  104.911727][ T2149]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  104.911731][ T2149]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  104.911734][ T2149]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  104.911738][ T2149]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  104.911742][ T2149]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  104.911752][ T2149]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  104.911758][ T2149]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  104.911760][ T2149]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  104.911763][ T2149]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  104.911765][ T2149]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  104.911766][ T2149]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  104.911768][ T2149]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  104.911770][ T2149]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  104.911773][ T2149] RIP: 0033:0x7f4a6c76154e
[  104.911777][ T2149] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  104.911778][ T2149] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  104.911781][ T2149] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  104.911782][ T2149] RDX: 0000000000000030 RSI: 000055640c1ce440 RDI: 0000000000000018
[  104.911783][ T2149] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  104.911784][ T2149] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c1ddd80
[  104.911785][ T2149] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [  106.229964][ T2148] softirqs last disabled at (79852): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  106.229967][ T2148] Preemption disabled at:
| [  106.229968][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  106.229980][ T2148] Tainted: [W]=WARN
[  106.229982][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  106.229984][ T2148] Call Trace:
[  106.229986][ T2148]  <TASK>
[  106.229989][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  106.229996][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  106.229999][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  106.230005][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  106.230010][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  106.230018][ T2148]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  106.230021][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  106.230030][ T2148]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  106.230033][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  106.230038][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  106.230043][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  106.230046][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  106.230054][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  106.230057][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  106.230065][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  106.230069][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.230078][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  106.230083][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.230091][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  106.230097][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  106.230104][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.230108][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  106.230115][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  106.230121][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  106.230124][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.230133][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  106.230137][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  106.230140][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.230143][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  106.230149][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  106.230151][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  106.230157][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  106.230163][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  106.230167][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.230169][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  106.230179][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  106.230186][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  106.230195][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  106.230203][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  106.230207][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  106.230210][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  106.230214][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  106.230217][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.230220][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.230222][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  106.230225][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  106.230232][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  106.230241][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  106.230244][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  106.230248][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  106.230254][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  106.230258][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  106.230264][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  106.230268][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  106.230273][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.230276][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  106.230279][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  106.230284][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  106.230289][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  106.230297][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  106.230307][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  106.230312][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.230317][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  106.230319][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  106.230321][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  106.230325][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  106.230328][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  106.230335][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.230343][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  106.230345][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  106.230350][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.230354][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  106.230356][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.230359][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.230362][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  106.230366][ T2148]  ? __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)
[  106.230370][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  106.230372][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.230376][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  106.230380][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  106.230384][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  106.230386][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  106.230396][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  106.230401][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  106.230413][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  106.230419][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  106.230422][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.230464][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  106.230467][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  106.230472][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  106.230475][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  106.230478][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.230486][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  106.230489][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  106.230492][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  106.230496][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  106.230502][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  106.230506][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  106.230512][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  106.230515][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.230523][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  106.230525][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  106.230532][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  106.230536][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  106.230542][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  106.230554][ T2148]  ? 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))
[  106.230557][ T2148]  ? 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))
[  106.230565][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  106.230572][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  106.230576][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.230584][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  106.230591][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  106.230598][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  106.230602][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  106.230609][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  106.230614][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  106.230640][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  106.230643][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  106.230648][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  106.230652][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  106.230654][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  106.230656][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  106.230661][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  106.230665][ T2148] RIP: 0033:0x7f4a6c76154e
[  106.230670][ T2148] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  106.230673][ T2148] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  106.230677][ T2148] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  106.230679][ T2148] RDX: 0000000000000030 RSI: 000055640c084ff0 RDI: 0000000000000016
[  106.230680][ T2148] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  106.230682][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c1ddd80
[  106.230683][ T2148] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [  107.469216][ T2149] softirqs last disabled at (86374): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  107.469218][ T2149] Preemption disabled at:
| [  107.469219][ T2149] vprintk_emit (kernel/printk/printk.c:2471)
| [  107.469228][ T2149] Tainted: [W]=WARN
[  107.469229][ T2149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.469231][ T2149] Call Trace:
[  107.469233][ T2149]  <TASK>
[  107.469235][ T2149]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  107.469240][ T2149]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  107.469242][ T2149]  __might_resched.cold (kernel/sched/core.c:9234)
[  107.469247][ T2149]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  107.469251][ T2149]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  107.469256][ T2149]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  107.469258][ T2149]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  107.469264][ T2149]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  107.469266][ T2149]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  107.469270][ T2149]  put_chars (drivers/char/virtio_console.c:1176)
[  107.469273][ T2149]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  107.469274][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  107.469279][ T2149]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  107.469281][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  107.469286][ T2149]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  107.469288][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.469296][ T2149]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  107.469298][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.469303][ T2149]  console_emit_next_record (kernel/printk/printk.c:3183)
[  107.469307][ T2149]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  107.469311][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.469313][ T2149]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  107.469317][ T2149]  console_flush_one_record (kernel/printk/printk.c:3268)
[  107.469321][ T2149]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  107.469323][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.469328][ T2149]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  107.469330][ T2149]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  107.469332][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.469334][ T2149]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  107.469338][ T2149]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  107.469339][ T2149]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  107.469342][ T2149]  vprintk_emit (kernel/printk/printk.c:2479)
[  107.469346][ T2149]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  107.469348][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.469350][ T2149]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  107.469355][ T2149]  dev_vprintk_emit (drivers/base/core.c:5000)
[  107.469361][ T2149]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  107.469366][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  107.469370][ T2149]  dev_printk_emit (drivers/base/core.c:5011)
[  107.469373][ T2149]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  107.469374][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  107.469377][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  107.469379][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.469380][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.469382][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  107.469384][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  107.469388][ T2149]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  107.469393][ T2149]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  107.469395][ T2149]  ? netdev_notice (net/core/dev.c:13194)
[  107.469398][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  107.469401][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  107.469403][ T2149]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  107.469406][ T2149]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  107.469409][ T2149]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  107.469412][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.469414][ T2149]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  107.469416][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  107.469419][ T2149]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  107.469421][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  107.469425][ T2149]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  107.469430][ T2149]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  107.469434][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.469436][ T2149]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  107.469438][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  107.469439][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  107.469441][ T2149]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  107.469443][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  107.469447][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.469451][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  107.469453][ T2149]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  107.469456][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.469458][ T2149]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  107.469459][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.469461][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.469463][ T2149]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  107.469465][ T2149]  ? __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)
[  107.469468][ T2149]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  107.469470][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.469472][ T2149]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  107.469474][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  107.469476][ T2149]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  107.469478][ T2149]  ? nla_get_range_signed (lib/nlattr.c:270)
[  107.469484][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  107.469487][ T2149]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  107.469495][ T2149]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  107.469499][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  107.469500][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.469522][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  107.469524][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  107.469527][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  107.469529][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  107.469530][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.469535][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  107.469536][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  107.469539][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  107.469541][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  107.469544][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  107.469546][ T2149]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  107.469550][ T2149]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  107.469552][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.469556][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  107.469557][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  107.469561][ T2149]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  107.469565][ T2149]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  107.469568][ T2149]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  107.469575][ T2149]  ? 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))
[  107.469576][ T2149]  ? 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))
[  107.469581][ T2149]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  107.469585][ T2149]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  107.469588][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.469592][ T2149]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  107.469596][ T2149]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  107.469600][ T2149]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  107.469603][ T2149]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  107.469607][ T2149]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  107.469610][ T2149]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  107.469621][ T2149]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  107.469627][ T2149]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  107.469628][ T2149]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  107.469632][ T2149]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  107.469634][ T2149]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  107.469636][ T2149]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  107.469637][ T2149]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  107.469640][ T2149]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  107.469642][ T2149] RIP: 0033:0x7f4a6c76154e
[  107.469646][ T2149] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  107.469648][ T2149] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  107.469651][ T2149] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  107.469652][ T2149] RDX: 0000000000000030 RSI: 000055640c0cf3f0 RDI: 0000000000000018
[  107.469653][ T2149] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  107.469653][ T2149] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c1f9f00
[  107.469654][ T2149] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [  108.790950][ T2149] softirqs last disabled at (133762): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  108.790953][ T2149] Preemption disabled at:
| [  108.790954][ T2149] vprintk_emit (kernel/printk/printk.c:2471)
| [  108.790966][ T2149] Tainted: [W]=WARN
[  108.790967][ T2149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.790970][ T2149] Call Trace:
[  108.790972][ T2149]  <TASK>
[  108.790975][ T2149]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  108.790981][ T2149]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  108.790984][ T2149]  __might_resched.cold (kernel/sched/core.c:9234)
[  108.790990][ T2149]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  108.790996][ T2149]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  108.791003][ T2149]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  108.791006][ T2149]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  108.791014][ T2149]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  108.791017][ T2149]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  108.791022][ T2149]  put_chars (drivers/char/virtio_console.c:1176)
[  108.791027][ T2149]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  108.791029][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  108.791035][ T2149]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  108.791039][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  108.791049][ T2149]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  108.791052][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.791061][ T2149]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  108.791065][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.791074][ T2149]  console_emit_next_record (kernel/printk/printk.c:3183)
[  108.791080][ T2149]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  108.791087][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.791090][ T2149]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.791096][ T2149]  console_flush_one_record (kernel/printk/printk.c:3268)
[  108.791103][ T2149]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  108.791105][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.791114][ T2149]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  108.791118][ T2149]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  108.791121][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.791124][ T2149]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  108.791130][ T2149]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  108.791132][ T2149]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  108.791137][ T2149]  vprintk_emit (kernel/printk/printk.c:2479)
[  108.791143][ T2149]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  108.791146][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.791149][ T2149]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  108.791158][ T2149]  dev_vprintk_emit (drivers/base/core.c:5000)
[  108.791166][ T2149]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  108.791175][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  108.791182][ T2149]  dev_printk_emit (drivers/base/core.c:5011)
[  108.791186][ T2149]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  108.791188][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  108.791193][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  108.791196][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.791197][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.791200][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  108.791203][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  108.791209][ T2149]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  108.791218][ T2149]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  108.791221][ T2149]  ? netdev_notice (net/core/dev.c:13194)
[  108.791225][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  108.791230][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  108.791234][ T2149]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  108.791239][ T2149]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  108.791243][ T2149]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  108.791248][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.791250][ T2149]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  108.791253][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  108.791258][ T2149]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  108.791262][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  108.791267][ T2149]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  108.791276][ T2149]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  108.791280][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.791285][ T2149]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  108.791287][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  108.791289][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  108.791295][ T2149]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  108.791297][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  108.791305][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.791312][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  108.791315][ T2149]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  108.791319][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.791323][ T2149]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.791325][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.791327][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.791330][ T2149]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  108.791334][ T2149]  ? __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)
[  108.791338][ T2149]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  108.791340][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.791343][ T2149]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  108.791347][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  108.791350][ T2149]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  108.791353][ T2149]  ? nla_get_range_signed (lib/nlattr.c:270)
[  108.791362][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  108.791367][ T2149]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  108.791379][ T2149]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  108.791384][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  108.791387][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.791427][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  108.791430][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  108.791435][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  108.791437][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  108.791440][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.791448][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  108.791450][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  108.791454][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  108.791457][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  108.791463][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  108.791467][ T2149]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  108.791472][ T2149]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  108.791475][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.791482][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  108.791485][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  108.791491][ T2149]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  108.791495][ T2149]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  108.791501][ T2149]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  108.791512][ T2149]  ? 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))
[  108.791515][ T2149]  ? 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))
[  108.791523][ T2149]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  108.791529][ T2149]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  108.791533][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.791541][ T2149]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  108.791548][ T2149]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  108.791554][ T2149]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  108.791558][ T2149]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  108.791564][ T2149]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  108.791569][ T2149]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  108.791587][ T2149]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  108.791597][ T2149]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  108.791600][ T2149]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  108.791605][ T2149]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  108.791607][ T2149]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  108.791610][ T2149]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  108.791612][ T2149]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  108.791616][ T2149]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  108.791620][ T2149] RIP: 0033:0x7f4a6c76154e
[  108.791625][ T2149] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  108.791628][ T2149] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  108.791631][ T2149] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  108.791633][ T2149] RDX: 0000000000000030 RSI: 000055640c1d3a50 RDI: 0000000000000018
[  108.791635][ T2149] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  108.791636][ T2149] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c1ff370
[  108.791637][ T2149] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [  110.026101][ T2148] softirqs last disabled at (218436): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  110.026103][ T2148] Preemption disabled at:
| [  110.026104][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  110.026112][ T2148] Tainted: [W]=WARN
[  110.026113][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  110.026115][ T2148] Call Trace:
[  110.026117][ T2148]  <TASK>
[  110.026119][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  110.026124][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  110.026125][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  110.026130][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  110.026134][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  110.026138][ T2148]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  110.026140][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  110.026146][ T2148]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  110.026148][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  110.026151][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  110.026154][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  110.026155][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  110.026160][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  110.026162][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  110.026166][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  110.026169][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.026174][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  110.026176][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.026181][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  110.026185][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  110.026189][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.026191][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.026195][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  110.026199][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  110.026200][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.026205][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  110.026208][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  110.026210][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.026212][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  110.026215][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  110.026216][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  110.026219][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  110.026223][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  110.026225][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.026227][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  110.026232][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  110.026238][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  110.026243][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  110.026247][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  110.026250][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  110.026251][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  110.026254][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  110.026256][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.026257][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.026259][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  110.026261][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  110.026265][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  110.026270][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  110.026272][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  110.026275][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  110.026278][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  110.026280][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  110.026283][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  110.026286][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  110.026289][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.026291][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  110.026295][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  110.026298][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  110.026301][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  110.026304][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  110.026310][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  110.026313][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.026315][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  110.026317][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  110.026318][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  110.026321][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  110.026323][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  110.026327][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.026332][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  110.026333][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  110.026336][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.026338][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.026339][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.026341][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.026343][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  110.026346][ T2148]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[  110.026348][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  110.026350][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.026351][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  110.026354][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  110.026356][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  110.026358][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  110.026364][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  110.026367][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  110.026374][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  110.026378][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  110.026380][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.026402][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  110.026404][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  110.026407][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  110.026409][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  110.026410][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.026415][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  110.026416][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  110.026419][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  110.026421][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  110.026424][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  110.026427][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  110.026430][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  110.026432][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.026436][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  110.026438][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  110.026442][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  110.026445][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  110.026448][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  110.026454][ T2148]  ? 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))
[  110.026456][ T2148]  ? 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))
[  110.026461][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  110.026465][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  110.026468][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.026472][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  110.026476][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  110.026480][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  110.026483][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  110.026487][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  110.026490][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  110.026501][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  110.026506][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  110.026508][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  110.026512][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  110.026513][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  110.026515][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  110.026516][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  110.026519][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  110.026522][ T2148] RIP: 0033:0x7f4a6c76154e
[  110.026525][ T2148] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  110.026527][ T2148] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  110.026530][ T2148] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  110.026531][ T2148] RDX: 0000000000000030 RSI: 000055640c08b370 RDI: 0000000000000016
[  110.026532][ T2148] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  110.026533][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c1e2cf0
[  110.026533][ T2148] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [  111.240922][ T2148] softirqs last disabled at (272842): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  111.240925][ T2148] Preemption disabled at:
| [  111.240926][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  111.240938][ T2148] Tainted: [W]=WARN
[  111.240939][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  111.240942][ T2148] Call Trace:
[  111.240944][ T2148]  <TASK>
[  111.240946][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  111.240953][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  111.240957][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  111.240963][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  111.240969][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  111.240976][ T2148]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  111.240979][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  111.240988][ T2148]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  111.240991][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  111.240996][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  111.241000][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  111.241003][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  111.241009][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  111.241012][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  111.241021][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  111.241024][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.241033][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  111.241037][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.241046][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  111.241052][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  111.241059][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.241063][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  111.241070][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  111.241077][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  111.241079][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.241089][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  111.241093][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  111.241095][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.241099][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  111.241105][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  111.241107][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  111.241113][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  111.241119][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  111.241122][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.241125][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  111.241134][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  111.241141][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  111.241151][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  111.241158][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  111.241162][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  111.241165][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  111.241169][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  111.241172][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.241175][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.241177][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  111.241180][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  111.241187][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  111.241196][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  111.241199][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  111.241203][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  111.241209][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  111.241213][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  111.241219][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  111.241223][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  111.241227][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.241230][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  111.241233][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  111.241238][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  111.241242][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  111.241247][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  111.241257][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  111.241261][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.241266][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  111.241269][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  111.241271][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  111.241274][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  111.241277][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  111.241285][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.241295][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  111.241298][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  111.241302][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.241306][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  111.241308][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.241310][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.241314][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  111.241318][ T2148]  ? __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)
[  111.241323][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  111.241325][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.241328][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  111.241332][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  111.241336][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  111.241339][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  111.241348][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  111.241353][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  111.241365][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  111.241371][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  111.241373][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.241415][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  111.241418][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  111.241423][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  111.241426][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  111.241429][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.241437][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  111.241439][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  111.241443][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  111.241447][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  111.241453][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  111.241457][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  111.241463][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  111.241465][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.241473][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  111.241476][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  111.241482][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  111.241487][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  111.241492][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  111.241504][ T2148]  ? 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))
[  111.241507][ T2148]  ? 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))
[  111.241515][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  111.241522][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  111.241525][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.241533][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  111.241540][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  111.241546][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  111.241550][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  111.241556][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  111.241561][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  111.241586][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  111.241589][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  111.241594][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  111.241598][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  111.241600][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  111.241602][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  111.241607][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  111.241611][ T2148] RIP: 0033:0x7f4a6c76154e
[  111.241616][ T2148] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  111.241618][ T2148] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  111.241623][ T2148] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  111.241625][ T2148] RDX: 0000000000000030 RSI: 000055640c1dd550 RDI: 0000000000000016
[  111.241626][ T2148] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  111.241628][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c1dbe10
[  111.241629][ T2148] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [  112.665326][ T2148] softirqs last disabled at (325510): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  112.665329][ T2148] Preemption disabled at:
| [  112.665329][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  112.665339][ T2148] Tainted: [W]=WARN
[  112.665340][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.665342][ T2148] Call Trace:
[  112.665344][ T2148]  <TASK>
[  112.665346][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  112.665352][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  112.665354][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  112.665359][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  112.665363][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  112.665368][ T2148]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  112.665370][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  112.665375][ T2148]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  112.665378][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  112.665381][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  112.665384][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  112.665385][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  112.665390][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  112.665392][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  112.665397][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  112.665400][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.665404][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  112.665407][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.665412][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  112.665415][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  112.665420][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.665422][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  112.665425][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  112.665429][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  112.665431][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.665436][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  112.665438][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  112.665440][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.665442][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  112.665445][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  112.665447][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  112.665450][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  112.665453][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  112.665456][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.665457][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  112.665463][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  112.665468][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  112.665474][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  112.665478][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  112.665481][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  112.665483][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  112.665485][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  112.665487][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.665489][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.665490][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  112.665492][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  112.665496][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  112.665501][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  112.665504][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  112.665506][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  112.665509][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  112.665511][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  112.665515][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  112.665517][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  112.665521][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.665522][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  112.665524][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  112.665527][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  112.665530][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  112.665533][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  112.665539][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  112.665542][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.665544][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  112.665546][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  112.665547][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  112.665550][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  112.665551][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  112.665555][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.665560][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  112.665561][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  112.665564][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.665566][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  112.665568][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.665569][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.665571][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  112.665574][ T2148]  ? __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)
[  112.665577][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  112.665578][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.665580][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  112.665583][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  112.665585][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  112.665587][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  112.665593][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  112.665596][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  112.665604][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  112.665607][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  112.665609][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.665631][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  112.665632][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  112.665636][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  112.665637][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  112.665639][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.665643][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  112.665645][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  112.665647][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  112.665649][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  112.665653][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  112.665655][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  112.665659][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  112.665660][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.665665][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  112.665666][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  112.665670][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  112.665673][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  112.665677][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  112.665683][ T2148]  ? 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))
[  112.665685][ T2148]  ? 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))
[  112.665690][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  112.665694][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  112.665696][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.665701][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  112.665705][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  112.665709][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  112.665712][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  112.665716][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  112.665719][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  112.665729][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  112.665735][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  112.665737][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.665741][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  112.665742][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  112.665744][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  112.665746][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  112.665748][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  112.665751][ T2148] RIP: 0033:0x7f4a6c76154e
[  112.665755][ T2148] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  112.665757][ T2148] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  112.665759][ T2148] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  112.665761][ T2148] RDX: 0000000000000030 RSI: 000055640c0779a0 RDI: 0000000000000016
[  112.665761][ T2148] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  112.665762][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c1d7300
[  112.665763][ T2148] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [  113.891455][ T2149] softirqs last disabled at (258228): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  113.891457][ T2149] Preemption disabled at:
| [  113.891457][ T2149] vprintk_emit (kernel/printk/printk.c:2471)
| [  113.891467][ T2149] Tainted: [W]=WARN
[  113.891468][ T2149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.891471][ T2149] Call Trace:
[  113.891472][ T2149]  <TASK>
[  113.891474][ T2149]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  113.891480][ T2149]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  113.891482][ T2149]  __might_resched.cold (kernel/sched/core.c:9234)
[  113.891486][ T2149]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  113.891490][ T2149]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  113.891495][ T2149]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  113.891497][ T2149]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  113.891503][ T2149]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  113.891506][ T2149]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  113.891509][ T2149]  put_chars (drivers/char/virtio_console.c:1176)
[  113.891512][ T2149]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  113.891514][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  113.891518][ T2149]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  113.891521][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  113.891526][ T2149]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  113.891528][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.891533][ T2149]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  113.891536][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.891541][ T2149]  console_emit_next_record (kernel/printk/printk.c:3183)
[  113.891545][ T2149]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  113.891550][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.891552][ T2149]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  113.891556][ T2149]  console_flush_one_record (kernel/printk/printk.c:3268)
[  113.891560][ T2149]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  113.891562][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.891567][ T2149]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  113.891570][ T2149]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  113.891571][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.891574][ T2149]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  113.891577][ T2149]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  113.891579][ T2149]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  113.891582][ T2149]  vprintk_emit (kernel/printk/printk.c:2479)
[  113.891586][ T2149]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  113.891588][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.891590][ T2149]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  113.891596][ T2149]  dev_vprintk_emit (drivers/base/core.c:5000)
[  113.891602][ T2149]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  113.891608][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  113.891612][ T2149]  dev_printk_emit (drivers/base/core.c:5011)
[  113.891615][ T2149]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  113.891616][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  113.891619][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  113.891621][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.891623][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.891624][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  113.891626][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  113.891630][ T2149]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  113.891636][ T2149]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  113.891638][ T2149]  ? netdev_notice (net/core/dev.c:13194)
[  113.891641][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  113.891644][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  113.891646][ T2149]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  113.891650][ T2149]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  113.891652][ T2149]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  113.891656][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  113.891658][ T2149]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  113.891661][ T2149]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  113.891665][ T2149]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  113.891672][ T2149]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  113.891675][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  113.891676][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.891679][ T2149]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  113.891681][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  113.891683][ T2149]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  113.891685][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  113.891689][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.891694][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  113.891696][ T2149]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  113.891699][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.891701][ T2149]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  113.891702][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.891704][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.891706][ T2149]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  113.891709][ T2149]  ? __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)
[  113.891712][ T2149]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  113.891713][ T2149]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[  113.891716][ T2149]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  113.891719][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  113.891721][ T2149]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  113.891723][ T2149]  ? nla_get_range_signed (lib/nlattr.c:270)
[  113.891729][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  113.891732][ T2149]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  113.891741][ T2149]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  113.891744][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  113.891746][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.891770][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  113.891772][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  113.891775][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  113.891777][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  113.891779][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.891783][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  113.891785][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  113.891788][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  113.891790][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  113.891793][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  113.891796][ T2149]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  113.891800][ T2149]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  113.891801][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.891806][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  113.891808][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  113.891812][ T2149]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  113.891815][ T2149]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  113.891819][ T2149]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  113.891826][ T2149]  ? 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))
[  113.891828][ T2149]  ? 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))
[  113.891833][ T2149]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  113.891837][ T2149]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  113.891840][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.891851][ T2149]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  113.891856][ T2149]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  113.891860][ T2149]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  113.891863][ T2149]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  113.891867][ T2149]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  113.891870][ T2149]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  113.891881][ T2149]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  113.891886][ T2149]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  113.891888][ T2149]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  113.891892][ T2149]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  113.891894][ T2149]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  113.891895][ T2149]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  113.891897][ T2149]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  113.891900][ T2149]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.891903][ T2149] RIP: 0033:0x7f4a6c76154e
[  113.891907][ T2149] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  113.891909][ T2149] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  113.891912][ T2149] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  113.891913][ T2149] RDX: 0000000000000030 RSI: 000055640c0cf610 RDI: 0000000000000018
[  113.891914][ T2149] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  113.891915][ T2149] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c1f0020
[  113.891916][ T2149] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [  115.117589][ T2148] softirqs last disabled at (450462): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  115.117591][ T2148] Preemption disabled at:
| [  115.117591][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  115.117601][ T2148] Tainted: [W]=WARN
[  115.117602][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.117604][ T2148] Call Trace:
[  115.117605][ T2148]  <TASK>
[  115.117607][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  115.117613][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  115.117615][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  115.117620][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  115.117624][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  115.117629][ T2148]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  115.117631][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  115.117637][ T2148]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  115.117640][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  115.117643][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  115.117646][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  115.117647][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  115.117652][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.117654][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  115.117659][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  115.117661][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.117666][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  115.117669][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.117674][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  115.117678][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  115.117683][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.117685][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.117689][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  115.117693][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  115.117695][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.117700][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  115.117703][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  115.117704][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.117706][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  115.117710][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  115.117711][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  115.117715][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  115.117718][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  115.117721][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.117722][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  115.117728][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  115.117734][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  115.117740][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  115.117744][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  115.117747][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  115.117749][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  115.117751][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  115.117753][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.117755][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.117756][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  115.117758][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  115.117762][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  115.117768][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  115.117770][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  115.117772][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  115.117776][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  115.117778][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  115.117781][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  115.117784][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  115.117788][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.117789][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  115.117791][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  115.117795][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  115.117797][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  115.117800][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  115.117806][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  115.117809][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.117812][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  115.117814][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  115.117815][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  115.117818][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.117819][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  115.117824][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.117828][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  115.117830][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  115.117833][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.117835][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.117836][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.117838][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.117840][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  115.117843][ T2148]  ? __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)
[  115.117851][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  115.117853][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.117855][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  115.117857][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  115.117859][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  115.117861][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  115.117868][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  115.117871][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  115.117879][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  115.117882][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  115.117884][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.117907][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  115.117908][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  115.117912][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  115.117913][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  115.117915][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.117920][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  115.117921][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  115.117924][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  115.117926][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  115.117929][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  115.117932][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  115.117935][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.117937][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.117941][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  115.117943][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  115.117947][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  115.117950][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.117953][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.117960][ T2148]  ? 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))
[  115.117962][ T2148]  ? 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))
[  115.117967][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.117971][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.117973][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.117978][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  115.117982][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  115.117986][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  115.117989][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  115.117993][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  115.117997][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  115.118011][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  115.118013][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  115.118017][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  115.118019][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  115.118021][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  115.118022][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  115.118025][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.118028][ T2148] RIP: 0033:0x7f4a6c76154e
[  115.118032][ T2148] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  115.118034][ T2148] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  115.118037][ T2148] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  115.118038][ T2148] RDX: 0000000000000030 RSI: 000055640c1bc730 RDI: 0000000000000016
[  115.118039][ T2148] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  115.118040][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c1f8260
[  115.118041][ T2148] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [  116.476687][ T2148] softirqs last disabled at (512730): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  116.476689][ T2148] Preemption disabled at:
| [  116.476690][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  116.476700][ T2148] Tainted: [W]=WARN
[  116.476701][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.476703][ T2148] Call Trace:
[  116.476705][ T2148]  <TASK>
[  116.476707][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  116.476712][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  116.476714][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  116.476719][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  116.476723][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  116.476728][ T2148]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  116.476730][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  116.476736][ T2148]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  116.476738][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  116.476742][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  116.476745][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  116.476746][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  116.476750][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  116.476753][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  116.476758][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  116.476760][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.476765][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  116.476768][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  116.476773][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  116.476776][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  116.476781][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  116.476783][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  116.476787][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  116.476791][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  116.476792][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.476797][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  116.476800][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  116.476802][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  116.476804][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  116.476807][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  116.476808][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  116.476812][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  116.476815][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  116.476818][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.476819][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  116.476825][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  116.476831][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  116.476836][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  116.476841][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  116.476843][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  116.476845][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  116.476848][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  116.476850][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.476856][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.476858][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  116.476860][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  116.476864][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  116.476869][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  116.476871][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  116.476874][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  116.476877][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  116.476879][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  116.476883][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  116.476885][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  116.476888][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.476890][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  116.476892][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  116.476895][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  116.476897][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  116.476900][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  116.476906][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  116.476909][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.476912][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  116.476914][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  116.476915][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  116.476917][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  116.476919][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  116.476923][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.476927][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  116.476929][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  116.476932][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  116.476934][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  116.476935][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  116.476937][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  116.476939][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  116.476941][ T2148]  ? __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)
[  116.476944][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  116.476946][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.476947][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  116.476950][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  116.476952][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  116.476954][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  116.476960][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  116.476963][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  116.476971][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  116.476975][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  116.476976][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.476998][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  116.477000][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  116.477003][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  116.477005][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  116.477006][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.477011][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  116.477012][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  116.477014][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  116.477017][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  116.477020][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  116.477022][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  116.477026][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.477027][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.477032][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  116.477033][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  116.477037][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  116.477040][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.477043][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  116.477050][ T2148]  ? 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))
[  116.477052][ T2148]  ? 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))
[  116.477057][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  116.477061][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  116.477063][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.477068][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  116.477072][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  116.477075][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  116.477079][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  116.477082][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  116.477086][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  116.477096][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  116.477102][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  116.477104][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  116.477108][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  116.477109][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  116.477111][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  116.477112][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  116.477115][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  116.477118][ T2148] RIP: 0033:0x7f4a6c76154e
[  116.477122][ T2148] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  116.477124][ T2148] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  116.477126][ T2148] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  116.477128][ T2148] RDX: 0000000000000030 RSI: 000055640c1f9d50 RDI: 0000000000000016
[  116.477129][ T2148] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  116.477129][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c2289c0
[  116.477130][ T2148] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [  118.815386][ T2148] softirqs last disabled at (571380): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  118.815388][ T2148] Preemption disabled at:
| [  118.815389][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  118.815398][ T2148] Tainted: [W]=WARN
[  118.815399][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  118.815401][ T2148] Call Trace:
[  118.815403][ T2148]  <TASK>
[  118.815404][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  118.815410][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  118.815412][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  118.815417][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  118.815420][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  118.815425][ T2148]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  118.815427][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  118.815433][ T2148]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  118.815435][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  118.815438][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  118.815441][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  118.815443][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  118.815447][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  118.815450][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  118.815454][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  118.815457][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.815462][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  118.815464][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.815469][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  118.815473][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  118.815478][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.815480][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  118.815484][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  118.815488][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  118.815489][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.815494][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  118.815497][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  118.815499][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.815501][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  118.815504][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  118.815506][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  118.815509][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  118.815513][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  118.815515][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.815517][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  118.815523][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  118.815528][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  118.815534][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  118.815538][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  118.815541][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  118.815542][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  118.815545][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  118.815547][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.815548][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.815550][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  118.815552][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  118.815556][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  118.815561][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  118.815563][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  118.815566][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  118.815569][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  118.815571][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  118.815575][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  118.815577][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  118.815581][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.815582][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  118.815584][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  118.815588][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  118.815590][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  118.815593][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  118.815599][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  118.815602][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.815605][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  118.815606][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  118.815608][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  118.815610][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  118.815612][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  118.815616][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.815620][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  118.815622][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  118.815625][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.815627][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  118.815629][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.815630][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.815632][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  118.815635][ T2148]  ? __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)
[  118.815638][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  118.815639][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.815641][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  118.815644][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  118.815647][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  118.815648][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  118.815657][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  118.815664][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  118.815667][ T2148]  ? clockevents_program_event (kernel/time/clockevents.c:363)
[  118.815670][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  118.815674][ T2148]  ? clockevents_program_event (kernel/time/clockevents.c:372)
[  118.815695][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  118.815696][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  118.815700][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  118.815701][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  118.815703][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.815707][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  118.815709][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  118.815711][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  118.815714][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  118.815718][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  118.815720][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  118.815724][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.815726][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.815730][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  118.815732][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  118.815736][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  118.815739][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.815742][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  118.815749][ T2148]  ? 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))
[  118.815751][ T2148]  ? 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))
[  118.815756][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  118.815760][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  118.815762][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.815767][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  118.815771][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  118.815775][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  118.815778][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  118.815782][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  118.815785][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  118.815800][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  118.815801][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  118.815805][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  118.815808][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  118.815809][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  118.815811][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  118.815813][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  118.815816][ T2148] RIP: 0033:0x7f4a6c76154e
[  118.815820][ T2148] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  118.815822][ T2148] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  118.815825][ T2148] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  118.815826][ T2148] RDX: 0000000000000030 RSI: 000055640c1d4670 RDI: 0000000000000016
[  118.815827][ T2148] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  118.815828][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c22a630
[  118.815828][ T2148] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [  120.261897][ T2148] softirqs last disabled at (648974): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  120.261899][ T2148] Preemption disabled at:
| [  120.261900][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  120.261909][ T2148] Tainted: [W]=WARN
[  120.261910][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.261912][ T2148] Call Trace:
[  120.261913][ T2148]  <TASK>
[  120.261915][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  120.261921][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  120.261923][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  120.261928][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  120.261931][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  120.261936][ T2148]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  120.261938][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  120.261943][ T2148]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  120.261945][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  120.261948][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  120.261951][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  120.261953][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  120.261957][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  120.261959][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  120.261964][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  120.261966][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.261971][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  120.261973][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.261978][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  120.261982][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  120.261986][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.261988][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.261992][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  120.261996][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  120.261998][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.262003][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  120.262005][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  120.262007][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.262009][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  120.262013][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  120.262014][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  120.262017][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  120.262021][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  120.262023][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.262024][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  120.262030][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  120.262036][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  120.262041][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  120.262045][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  120.262048][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  120.262049][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  120.262052][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  120.262054][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.262055][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.262057][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  120.262059][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  120.262063][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  120.262068][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  120.262070][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  120.262072][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  120.262076][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  120.262078][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  120.262081][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  120.262084][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  120.262087][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.262088][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  120.262090][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  120.262094][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  120.262096][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  120.262099][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  120.262105][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  120.262108][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.262111][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  120.262112][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  120.262114][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  120.262116][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  120.262118][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  120.262122][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.262126][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  120.262128][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  120.262130][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.262133][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.262134][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.262135][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.262137][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  120.262140][ T2148]  ? __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)
[  120.262143][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  120.262144][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.262146][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  120.262148][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  120.262151][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  120.262152][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  120.262158][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  120.262161][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  120.262169][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  120.262173][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  120.262174][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.262197][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  120.262198][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  120.262201][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  120.262203][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  120.262205][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.262209][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  120.262210][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  120.262213][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  120.262215][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  120.262218][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  120.262221][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  120.262224][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.262226][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.262230][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  120.262232][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  120.262236][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  120.262239][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.262242][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.262249][ T2148]  ? 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))
[  120.262251][ T2148]  ? 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))
[  120.262255][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.262259][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.262262][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.262266][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  120.262270][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  120.262274][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  120.262277][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  120.262281][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  120.262284][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  120.262297][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  120.262303][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  120.262304][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  120.262308][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  120.262310][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  120.262311][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  120.262313][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  120.262315][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.262319][ T2148] RIP: 0033:0x7f4a6c76154e
[  120.262323][ T2148] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  120.262325][ T2148] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  120.262328][ T2148] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  120.262329][ T2148] RDX: 0000000000000030 RSI: 000055640c1f9d50 RDI: 0000000000000016
[  120.262330][ T2148] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  120.262330][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c1f1bf0
[  120.262331][ T2148] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [  121.534754][ T2148] softirqs last disabled at (736798): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  121.534756][ T2148] Preemption disabled at:
| [  121.534757][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  121.534767][ T2148] Tainted: [W]=WARN
[  121.534768][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.534770][ T2148] Call Trace:
[  121.534772][ T2148]  <TASK>
[  121.534774][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  121.534780][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  121.534782][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  121.534787][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  121.534791][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  121.534795][ T2148]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  121.534797][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  121.534803][ T2148]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  121.534805][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  121.534809][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  121.534812][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  121.534813][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  121.534818][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  121.534820][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  121.534825][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  121.534827][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  121.534832][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  121.534835][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.534840][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  121.534844][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  121.534848][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.534850][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  121.534854][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  121.534858][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  121.534860][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  121.534865][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  121.534874][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  121.534876][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.534878][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  121.534881][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  121.534883][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  121.534886][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  121.534890][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  121.534892][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  121.534894][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  121.534900][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  121.534905][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  121.534911][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  121.534915][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  121.534918][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  121.534920][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  121.534923][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  121.534925][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  121.534926][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  121.534927][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  121.534929][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  121.534934][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  121.534939][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  121.534941][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  121.534944][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  121.534947][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  121.534949][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  121.534952][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  121.534955][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  121.534958][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  121.534960][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  121.534962][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  121.534965][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  121.534968][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  121.534971][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  121.534977][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  121.534980][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  121.534983][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  121.534984][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  121.534986][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  121.534988][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  121.534990][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  121.534994][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  121.534998][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  121.535000][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  121.535003][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.535005][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  121.535006][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.535008][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.535010][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  121.535013][ T2148]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[  121.535016][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  121.535017][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  121.535019][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  121.535021][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  121.535024][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  121.535025][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  121.535032][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  121.535035][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  121.535043][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  121.535046][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  121.535048][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  121.535071][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  121.535073][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  121.535076][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  121.535078][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  121.535080][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  121.535084][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  121.535086][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  121.535088][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  121.535091][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  121.535094][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  121.535097][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  121.535100][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.535102][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  121.535106][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  121.535108][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  121.535112][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  121.535115][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.535119][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  121.535126][ T2148]  ? 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))
[  121.535128][ T2148]  ? 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))
[  121.535132][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.535137][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  121.535139][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  121.535144][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  121.535148][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  121.535152][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  121.535155][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  121.535159][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  121.535163][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  121.535173][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  121.535180][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  121.535181][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  121.535185][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  121.535187][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  121.535189][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  121.535190][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  121.535193][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.535196][ T2148] RIP: 0033:0x7f4a6c76154e
[  121.535199][ T2148] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  121.535201][ T2148] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  121.535204][ T2148] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  121.535205][ T2148] RDX: 0000000000000030 RSI: 000055640c1dd550 RDI: 0000000000000016
[  121.535206][ T2148] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  121.535207][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c202b30
[  121.535208][ T2148] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [  122.813260][ T2148] softirqs last disabled at (800452): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  122.813262][ T2148] Preemption disabled at:
| [  122.813262][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  122.813309][ T2148] Tainted: [W]=WARN
[  122.813310][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.813312][ T2148] Call Trace:
[  122.813314][ T2148]  <TASK>
[  122.813315][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  122.813321][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  122.813324][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  122.813329][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  122.813333][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  122.813338][ T2148]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  122.813340][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  122.813345][ T2148]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  122.813348][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  122.813351][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  122.813354][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  122.813355][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  122.813360][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  122.813362][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  122.813366][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  122.813369][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.813374][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  122.813377][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.813381][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  122.813385][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  122.813389][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.813391][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.813395][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  122.813399][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  122.813401][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.813406][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  122.813408][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  122.813410][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.813412][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  122.813415][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  122.813417][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  122.813420][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  122.813423][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  122.813426][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.813427][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  122.813433][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  122.813438][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  122.813444][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  122.813448][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  122.813451][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  122.813452][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  122.813455][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  122.813457][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.813458][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.813460][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  122.813462][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  122.813466][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  122.813471][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  122.813473][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  122.813476][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  122.813479][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  122.813481][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  122.813485][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  122.813487][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  122.813490][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.813492][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  122.813494][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  122.813497][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  122.813500][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  122.813503][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  122.813509][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  122.813512][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.813515][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  122.813516][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  122.813517][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  122.813520][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  122.813521][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  122.813526][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.813530][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  122.813532][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  122.813535][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.813537][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.813538][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.813539][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.813542][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  122.813544][ T2148]  ? __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)
[  122.813547][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  122.813549][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.813550][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  122.813553][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  122.813555][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  122.813557][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  122.813563][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  122.813566][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  122.813574][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  122.813578][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  122.813579][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.813602][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  122.813604][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  122.813607][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  122.813609][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  122.813611][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.813615][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  122.813617][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  122.813619][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  122.813621][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  122.813624][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  122.813627][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  122.813630][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.813632][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.813636][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  122.813638][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  122.813642][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  122.813645][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.813648][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  122.813655][ T2148]  ? 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))
[  122.813657][ T2148]  ? 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))
[  122.813662][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.813666][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.813668][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.813673][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  122.813677][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  122.813681][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  122.813684][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  122.813688][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  122.813692][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  122.813703][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  122.813709][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  122.813711][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  122.813715][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  122.813716][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  122.813718][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  122.813720][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  122.813722][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.813725][ T2148] RIP: 0033:0x7f4a6c76154e
[  122.813729][ T2148] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  122.813730][ T2148] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  122.813733][ T2148] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  122.813734][ T2148] RDX: 0000000000000030 RSI: 000055640c066210 RDI: 0000000000000016
[  122.813735][ T2148] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  122.813736][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c2044e0
[  122.813737][ T2148] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [  124.192927][ T2148] softirqs last disabled at (869598): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  124.192930][ T2148] Preemption disabled at:
| [  124.192930][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  124.192942][ T2148] Tainted: [W]=WARN
[  124.192943][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.192946][ T2148] Call Trace:
[  124.192948][ T2148]  <TASK>
[  124.192950][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  124.192957][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  124.192960][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  124.192967][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  124.192972][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  124.192979][ T2148]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  124.192982][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  124.192990][ T2148]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  124.192993][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  124.192999][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  124.193003][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  124.193005][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  124.193011][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  124.193014][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  124.193022][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  124.193025][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  124.193034][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  124.193038][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.193047][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  124.193052][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  124.193060][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.193063][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  124.193069][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  124.193076][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  124.193078][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  124.193087][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  124.193091][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  124.193093][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.193097][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  124.193102][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  124.193105][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  124.193110][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  124.193115][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  124.193119][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  124.193121][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  124.193131][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  124.193138][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  124.193147][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  124.193154][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  124.193158][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  124.193160][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  124.193165][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  124.193168][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  124.193169][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  124.193172][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  124.193175][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  124.193181][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  124.193190][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  124.193193][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  124.193197][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  124.193202][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  124.193206][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  124.193211][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  124.193215][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  124.193219][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  124.193222][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  124.193225][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  124.193230][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  124.193234][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  124.193238][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  124.193247][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  124.193252][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  124.193256][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  124.193259][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  124.193261][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  124.193264][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  124.193267][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  124.193274][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  124.193281][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  124.193284][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  124.193289][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.193295][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  124.193297][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.193299][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.193302][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  124.193306][ T2148]  ? __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)
[  124.193310][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  124.193311][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  124.193314][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  124.193318][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  124.193322][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  124.193325][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  124.193333][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  124.193338][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  124.193349][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  124.193354][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  124.193356][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  124.193392][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  124.193394][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  124.193399][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  124.193401][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  124.193404][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  124.193411][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  124.193413][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  124.193417][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  124.193420][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  124.193425][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  124.193429][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  124.193434][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.193436][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  124.193443][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  124.193445][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  124.193451][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  124.193455][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.193460][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  124.193470][ T2148]  ? 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))
[  124.193473][ T2148]  ? 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))
[  124.193479][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  124.193485][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  124.193489][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  124.193495][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  124.193501][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  124.193506][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  124.193510][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  124.193515][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  124.193519][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  124.193540][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  124.193542][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  124.193547][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  124.193550][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  124.193552][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  124.193553][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  124.193557][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  124.193560][ T2148] RIP: 0033:0x7f4a6c76154e
[  124.193565][ T2148] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  124.193567][ T2148] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  124.193571][ T2148] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  124.193572][ T2148] RDX: 0000000000000030 RSI: 000055640c1e8260 RDI: 0000000000000016
[  124.193573][ T2148] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  124.193574][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c205c10
[  124.193575][ T2148] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [  125.506531][ T2149] softirqs last disabled at (414942): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  125.506533][ T2149] Preemption disabled at:
| [  125.506534][ T2149] vprintk_emit (kernel/printk/printk.c:2471)
| [  125.506543][ T2149] Tainted: [W]=WARN
[  125.506544][ T2149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  125.506546][ T2149] Call Trace:
[  125.506547][ T2149]  <TASK>
[  125.506549][ T2149]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  125.506554][ T2149]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  125.506556][ T2149]  __might_resched.cold (kernel/sched/core.c:9234)
[  125.506561][ T2149]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  125.506565][ T2149]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  125.506570][ T2149]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  125.506572][ T2149]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  125.506577][ T2149]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  125.506580][ T2149]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  125.506583][ T2149]  put_chars (drivers/char/virtio_console.c:1176)
[  125.506586][ T2149]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  125.506587][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  125.506592][ T2149]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  125.506594][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  125.506599][ T2149]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  125.506601][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.506606][ T2149]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  125.506609][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.506614][ T2149]  console_emit_next_record (kernel/printk/printk.c:3183)
[  125.506618][ T2149]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  125.506622][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.506625][ T2149]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  125.506628][ T2149]  console_flush_one_record (kernel/printk/printk.c:3268)
[  125.506633][ T2149]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  125.506634][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.506639][ T2149]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  125.506642][ T2149]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  125.506644][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.506646][ T2149]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  125.506649][ T2149]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  125.506651][ T2149]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  125.506654][ T2149]  vprintk_emit (kernel/printk/printk.c:2479)
[  125.506658][ T2149]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  125.506660][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.506662][ T2149]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  125.506668][ T2149]  dev_vprintk_emit (drivers/base/core.c:5000)
[  125.506673][ T2149]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  125.506679][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  125.506683][ T2149]  dev_printk_emit (drivers/base/core.c:5011)
[  125.506686][ T2149]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  125.506688][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  125.506691][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  125.506692][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.506694][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.506695][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  125.506697][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  125.506701][ T2149]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  125.506707][ T2149]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  125.506709][ T2149]  ? netdev_notice (net/core/dev.c:13194)
[  125.506712][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  125.506715][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  125.506717][ T2149]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  125.506721][ T2149]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  125.506723][ T2149]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  125.506727][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.506729][ T2149]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  125.506731][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  125.506734][ T2149]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  125.506736][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  125.506740][ T2149]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  125.506746][ T2149]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  125.506749][ T2149]  ? trace_pelt_se_tp (./include/trace/events/sched.h:853 (discriminator 22))
[  125.506752][ T2149]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  125.506754][ T2149]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  125.506756][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  125.506759][ T2149]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  125.506760][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  125.506764][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.506769][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  125.506771][ T2149]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  125.506774][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.506778][ T2149]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  125.506780][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.506782][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.506785][ T2149]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  125.506789][ T2149]  ? __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)
[  125.506793][ T2149]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  125.506797][ T2149]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  125.506801][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.506804][ T2149]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  125.506806][ T2149]  ? nla_get_range_signed (lib/nlattr.c:270)
[  125.506814][ T2149]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  125.506822][ T2149]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  125.506826][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  125.506828][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.506850][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  125.506852][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  125.506855][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  125.506857][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  125.506858][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.506863][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  125.506864][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  125.506867][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  125.506869][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  125.506872][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  125.506875][ T2149]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  125.506878][ T2149]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.506886][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.506890][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  125.506892][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  125.506896][ T2149]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  125.506900][ T2149]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.506903][ T2149]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  125.506910][ T2149]  ? 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))
[  125.506912][ T2149]  ? 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))
[  125.506916][ T2149]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  125.506921][ T2149]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  125.506923][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.506928][ T2149]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  125.506932][ T2149]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  125.506936][ T2149]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  125.506939][ T2149]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  125.506943][ T2149]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  125.506947][ T2149]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  125.506960][ T2149]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  125.506962][ T2149]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  125.506967][ T2149]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  125.506969][ T2149]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  125.506971][ T2149]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  125.506972][ T2149]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  125.506975][ T2149]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  125.506978][ T2149] RIP: 0033:0x7f4a6c76154e
[  125.506982][ T2149] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  125.506984][ T2149] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  125.506986][ T2149] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  125.506988][ T2149] RDX: 0000000000000030 RSI: 000055640c1ce420 RDI: 0000000000000018
[  125.506989][ T2149] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  125.506989][ T2149] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c1e7550
[  125.506990][ T2149] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [  126.792571][ T2149] softirqs last disabled at (462164): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  126.792573][ T2149] Preemption disabled at:
| [  126.792574][ T2149] vprintk_emit (kernel/printk/printk.c:2471)
| [  126.792584][ T2149] Tainted: [W]=WARN
[  126.792585][ T2149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.792587][ T2149] Call Trace:
[  126.792589][ T2149]  <TASK>
[  126.792590][ T2149]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  126.792596][ T2149]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  126.792598][ T2149]  __might_resched.cold (kernel/sched/core.c:9234)
[  126.792603][ T2149]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  126.792607][ T2149]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  126.792612][ T2149]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  126.792614][ T2149]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  126.792620][ T2149]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  126.792623][ T2149]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  126.792626][ T2149]  put_chars (drivers/char/virtio_console.c:1176)
[  126.792629][ T2149]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  126.792630][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  126.792635][ T2149]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  126.792637][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  126.792643][ T2149]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  126.792645][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.792651][ T2149]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  126.792653][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.792658][ T2149]  console_emit_next_record (kernel/printk/printk.c:3183)
[  126.792662][ T2149]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  126.792667][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.792669][ T2149]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  126.792673][ T2149]  console_flush_one_record (kernel/printk/printk.c:3268)
[  126.792677][ T2149]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  126.792679][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.792684][ T2149]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  126.792687][ T2149]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  126.792688][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.792690][ T2149]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  126.792694][ T2149]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  126.792695][ T2149]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  126.792699][ T2149]  vprintk_emit (kernel/printk/printk.c:2479)
[  126.792702][ T2149]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  126.792705][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.792706][ T2149]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  126.792712][ T2149]  dev_vprintk_emit (drivers/base/core.c:5000)
[  126.792718][ T2149]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  126.792723][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  126.792728][ T2149]  dev_printk_emit (drivers/base/core.c:5011)
[  126.792731][ T2149]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  126.792732][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  126.792735][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  126.792737][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.792739][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.792740][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  126.792742][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  126.792746][ T2149]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  126.792752][ T2149]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  126.792754][ T2149]  ? netdev_notice (net/core/dev.c:13194)
[  126.792756][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  126.792760][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  126.792762][ T2149]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  126.792766][ T2149]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  126.792768][ T2149]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  126.792771][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.792773][ T2149]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  126.792775][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  126.792779][ T2149]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  126.792781][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  126.792784][ T2149]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  126.792790][ T2149]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  126.792794][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.792796][ T2149]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  126.792798][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  126.792799][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  126.792802][ T2149]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  126.792803][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  126.792808][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.792812][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  126.792814][ T2149]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  126.792817][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.792819][ T2149]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  126.792820][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.792822][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.792824][ T2149]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  126.792827][ T2149]  ? __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)
[  126.792830][ T2149]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  126.792831][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.792833][ T2149]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  126.792835][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  126.792838][ T2149]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  126.792840][ T2149]  ? nla_get_range_signed (lib/nlattr.c:270)
[  126.792846][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  126.792849][ T2149]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  126.792857][ T2149]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  126.792861][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  126.792862][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.792894][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  126.792896][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  126.792899][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  126.792901][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  126.792903][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.792907][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  126.792909][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  126.792911][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  126.792913][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  126.792917][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  126.792919][ T2149]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  126.792923][ T2149]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.792924][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.792929][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  126.792930][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  126.792934][ T2149]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  126.792938][ T2149]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.792941][ T2149]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  126.792948][ T2149]  ? 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))
[  126.792950][ T2149]  ? 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))
[  126.792954][ T2149]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.792959][ T2149]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.792961][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.792966][ T2149]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  126.792970][ T2149]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  126.792974][ T2149]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  126.792977][ T2149]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  126.792981][ T2149]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  126.792984][ T2149]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  126.792995][ T2149]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  126.793001][ T2149]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  126.793003][ T2149]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  126.793006][ T2149]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  126.793008][ T2149]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  126.793010][ T2149]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  126.793011][ T2149]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  126.793014][ T2149]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.793016][ T2149] RIP: 0033:0x7f4a6c76154e
[  126.793020][ T2149] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  126.793022][ T2149] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  126.793025][ T2149] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  126.793026][ T2149] RDX: 0000000000000030 RSI: 000055640c080af0 RDI: 0000000000000018
[  126.793027][ T2149] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  126.793028][ T2149] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c1f7170
[  126.793029][ T2149] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [  128.224778][ T2149] softirqs last disabled at (503658): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  128.224780][ T2149] Preemption disabled at:
| [  128.224781][ T2149] vprintk_emit (kernel/printk/printk.c:2471)
| [  128.224789][ T2149] Tainted: [W]=WARN
[  128.224790][ T2149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.224793][ T2149] Call Trace:
[  128.224794][ T2149]  <TASK>
[  128.224796][ T2149]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  128.224802][ T2149]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  128.224803][ T2149]  __might_resched.cold (kernel/sched/core.c:9234)
[  128.224808][ T2149]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  128.224812][ T2149]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  128.224817][ T2149]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  128.224819][ T2149]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  128.224825][ T2149]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  128.224827][ T2149]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  128.224831][ T2149]  put_chars (drivers/char/virtio_console.c:1176)
[  128.224834][ T2149]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  128.224835][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  128.224839][ T2149]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  128.224842][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  128.224847][ T2149]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  128.224849][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  128.224854][ T2149]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  128.224857][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.224862][ T2149]  console_emit_next_record (kernel/printk/printk.c:3183)
[  128.224865][ T2149]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  128.224873][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.224875][ T2149]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  128.224879][ T2149]  console_flush_one_record (kernel/printk/printk.c:3268)
[  128.224883][ T2149]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  128.224884][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  128.224896][ T2149]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  128.224898][ T2149]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  128.224900][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.224902][ T2149]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  128.224906][ T2149]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  128.224907][ T2149]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  128.224911][ T2149]  vprintk_emit (kernel/printk/printk.c:2479)
[  128.224914][ T2149]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  128.224916][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  128.224918][ T2149]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  128.224924][ T2149]  dev_vprintk_emit (drivers/base/core.c:5000)
[  128.224929][ T2149]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  128.224935][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  128.224939][ T2149]  dev_printk_emit (drivers/base/core.c:5011)
[  128.224941][ T2149]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  128.224943][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  128.224946][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  128.224948][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  128.224949][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  128.224951][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  128.224953][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  128.224957][ T2149]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  128.224962][ T2149]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  128.224964][ T2149]  ? netdev_notice (net/core/dev.c:13194)
[  128.224966][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  128.224970][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  128.224972][ T2149]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  128.224975][ T2149]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  128.224978][ T2149]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  128.224981][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  128.224983][ T2149]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  128.224985][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  128.224988][ T2149]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  128.224990][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  128.224993][ T2149]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  128.224999][ T2149]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  128.225002][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  128.225005][ T2149]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  128.225007][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  128.225008][ T2149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  128.225010][ T2149]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  128.225012][ T2149]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  128.225016][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  128.225020][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  128.225022][ T2149]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  128.225025][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.225027][ T2149]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  128.225028][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.225030][ T2149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.225032][ T2149]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  128.225035][ T2149]  ? __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)
[  128.225038][ T2149]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  128.225039][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  128.225041][ T2149]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  128.225044][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  128.225046][ T2149]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  128.225048][ T2149]  ? nla_get_range_signed (lib/nlattr.c:270)
[  128.225054][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  128.225057][ T2149]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  128.225065][ T2149]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  128.225068][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  128.225070][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  128.225093][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  128.225094][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  128.225098][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  128.225099][ T2149]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  128.225101][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  128.225105][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  128.225107][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  128.225109][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  128.225111][ T2149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  128.225115][ T2149]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  128.225117][ T2149]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  128.225121][ T2149]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.225122][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  128.225127][ T2149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  128.225128][ T2149]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  128.225132][ T2149]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  128.225135][ T2149]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.225139][ T2149]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.225145][ T2149]  ? 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))
[  128.225147][ T2149]  ? 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))
[  128.225152][ T2149]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.225156][ T2149]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.225159][ T2149]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  128.225163][ T2149]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  128.225168][ T2149]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  128.225171][ T2149]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  128.225175][ T2149]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  128.225178][ T2149]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  128.225182][ T2149]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  128.225196][ T2149]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  128.225197][ T2149]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  128.225201][ T2149]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  128.225204][ T2149]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  128.225205][ T2149]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  128.225207][ T2149]  ? irq_exit_rcu (kernel/softirq.c:786)
[  128.225211][ T2149]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.225214][ T2149] RIP: 0033:0x7f4a6c76154e
[  128.225218][ T2149] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  128.225219][ T2149] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  128.225222][ T2149] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  128.225223][ T2149] RDX: 0000000000000030 RSI: 000055640c1ccea0 RDI: 0000000000000018
[  128.225224][ T2149] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  128.225225][ T2149] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c1f8e10
[  128.225226][ T2149] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [  129.541263][ T2148] softirqs last disabled at (1095622): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  129.541266][ T2148] Preemption disabled at:
| [  129.541266][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  129.541276][ T2148] Tainted: [W]=WARN
[  129.541277][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.541278][ T2148] Call Trace:
[  129.541280][ T2148]  <TASK>
[  129.541282][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  129.541287][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  129.541289][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  129.541297][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  129.541301][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  129.541306][ T2148]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  129.541308][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  129.541314][ T2148]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  129.541316][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  129.541320][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  129.541323][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  129.541324][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  129.541329][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  129.541331][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  129.541336][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  129.541339][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.541344][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  129.541347][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.541352][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  129.541356][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  129.541361][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.541363][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  129.541367][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  129.541371][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  129.541373][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.541378][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  129.541381][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  129.541382][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.541385][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  129.541388][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  129.541390][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  129.541393][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  129.541397][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  129.541399][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.541401][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  129.541407][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  129.541413][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  129.541418][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  129.541423][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  129.541426][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  129.541427][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  129.541431][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  129.541432][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.541434][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.541435][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  129.541437][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  129.541442][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  129.541447][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  129.541450][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  129.541452][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  129.541456][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  129.541458][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  129.541461][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  129.541464][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  129.541468][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.541469][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  129.541471][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  129.541475][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  129.541477][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  129.541481][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  129.541487][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  129.541490][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.541493][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  129.541495][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  129.541496][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  129.541498][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  129.541500][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  129.541505][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.541509][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  129.541511][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  129.541514][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.541516][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  129.541518][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.541519][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.541521][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  129.541524][ T2148]  ? __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)
[  129.541527][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  129.541529][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.541530][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  129.541533][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  129.541535][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  129.541537][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  129.541544][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  129.541547][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  129.541555][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  129.541559][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  129.541561][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.541585][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  129.541587][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  129.541590][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  129.541592][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  129.541593][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.541598][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  129.541600][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  129.541602][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  129.541604][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  129.541608][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  129.541610][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  129.541614][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  129.541616][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.541620][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  129.541622][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  129.541626][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  129.541630][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  129.541633][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  129.541640][ T2148]  ? 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))
[  129.541642][ T2148]  ? 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))
[  129.541647][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  129.541652][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  129.541654][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.541659][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  129.541663][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  129.541667][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  129.541671][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  129.541675][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  129.541678][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  129.541690][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  129.541696][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  129.541698][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.541702][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  129.541704][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  129.541705][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  129.541707][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  129.541710][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  129.541712][ T2148] RIP: 0033:0x7f4a6c76154e
[  129.541716][ T2148] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  129.541718][ T2148] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  129.541721][ T2148] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  129.541722][ T2148] RDX: 0000000000000030 RSI: 000055640c1fe7c0 RDI: 0000000000000016
[  129.541723][ T2148] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  129.541724][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c223bd0
[  129.541725][ T2148] R13: 00007ffede2f6a54 R14: 0000000000000000 R15: 0000000000000000
| [  130.846124][ T2148] softirqs last disabled at (1183560): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  130.846126][ T2148] Preemption disabled at:
| [  130.846126][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  130.846136][ T2148] Tainted: [W]=WARN
[  130.846137][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.846139][ T2148] Call Trace:
[  130.846140][ T2148]  <TASK>
[  130.846142][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  130.846148][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  130.846150][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  130.846155][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  130.846159][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  130.846164][ T2148]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  130.846166][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  130.846171][ T2148]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  130.846174][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  130.846177][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  130.846180][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  130.846181][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  130.846186][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  130.846188][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  130.846193][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  130.846195][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.846201][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  130.846203][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.846208][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  130.846212][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  130.846216][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.846219][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  130.846222][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  130.846227][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  130.846228][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.846233][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  130.846236][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  130.846237][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.846240][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  130.846243][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  130.846245][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  130.846248][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  130.846252][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  130.846254][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.846255][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  130.846262][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  130.846267][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  130.846273][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  130.846277][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  130.846280][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  130.846281][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  130.846284][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  130.846286][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.846287][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.846289][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  130.846291][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  130.846297][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  130.846303][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  130.846305][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  130.846307][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  130.846311][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  130.846313][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  130.846316][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  130.846319][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  130.846322][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.846324][ T2148]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[  130.846326][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  130.846329][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  130.846331][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  130.846334][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  130.846340][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  130.846343][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.846346][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  130.846348][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  130.846349][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  130.846351][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  130.846353][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  130.846357][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.846361][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  130.846363][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  130.846366][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.846368][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  130.846369][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.846371][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.846373][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  130.846375][ T2148]  ? __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)
[  130.846379][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  130.846380][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.846382][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  130.846384][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  130.846387][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  130.846388][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  130.846394][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  130.846397][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  130.846405][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  130.846409][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  130.846410][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.846432][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  130.846434][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  130.846437][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  130.846439][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  130.846441][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.846445][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  130.846446][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  130.846449][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  130.846451][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  130.846454][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  130.846457][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  130.846460][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  130.846462][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.846466][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  130.846468][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  130.846471][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  130.846475][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  130.846478][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  130.846485][ T2148]  ? 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))
[  130.846487][ T2148]  ? 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))
[  130.846491][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  130.846495][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  130.846498][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.846502][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  130.846507][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  130.846510][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  130.846514][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  130.846517][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  130.846521][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  130.846531][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  130.846537][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  130.846539][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.846543][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  130.846544][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  130.846546][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  130.846548][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  130.846550][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  130.846553][ T2148] RIP: 0033:0x7f4a6c76154e
[  130.846557][ T2148] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  130.846559][ T2148] RSP: 002b:00007ffede2f6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  130.846562][ T2148] RAX: ffffffffffffffda RBX: 000055640c08b540 RCX: 00007f4a6c76154e
[  130.846563][ T2148] RDX: 0000000000000030 RSI: 000055640c1bcca0 RDI: 0000000000000016
[  130.846564][ T2148] RBP: 00007ffede2f6920 R08: 00007ffede2f6970 R09: 0000000000000080
[  130.846565][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055640c224930


Finger prints:
do_softirq:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print