======================================
| [    9.656587][  T193] softirqs last disabled at (35286): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [    9.656589][  T193] Preemption disabled at:
| [    9.656590][  T193] vprintk_emit (kernel/printk/printk.c:2471)
| [    9.656600][  T193] Tainted: [W]=WARN
[    9.656601][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.656602][  T193] Call Trace:
[    9.656604][  T193]  <TASK>
[    9.656606][  T193]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.656612][  T193]  ? vprintk_emit (kernel/printk/printk.c:2471)
[    9.656614][  T193]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.656619][  T193]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.656623][  T193]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.656628][  T193]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.656630][  T193]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.656636][  T193]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.656638][  T193]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.656641][  T193]  put_chars (drivers/char/virtio_console.c:1176)
[    9.656644][  T193]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.656648][  T193]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[    9.656653][  T193]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.656656][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.656661][  T193]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.656664][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.656670][  T193]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.656674][  T193]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.656678][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.656681][  T193]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.656685][  T193]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.656689][  T193]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.656690][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.656696][  T193]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.656699][  T193]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.656700][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.656702][  T193]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.656706][  T193]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.656708][  T193]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.656711][  T193]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.656715][  T193]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.656717][  T193]  ? write_profile (profile.c:?)
[    9.656720][  T193]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    9.656727][  T193]  dev_vprintk_emit (drivers/base/core.c:5000)
[    9.656732][  T193]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[    9.656737][  T193]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[    9.656743][  T193]  dev_printk_emit (drivers/base/core.c:5011)
[    9.656746][  T193]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[    9.656750][  T193]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[    9.656756][  T193]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[    9.656761][  T193]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[    9.656764][  T193]  ? netdev_notice (net/core/dev.c:13194)
[    9.656766][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.656770][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.656773][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[    9.656776][  T193]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[    9.656779][  T193]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[    9.656782][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.656784][  T193]  ? 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)
[    9.656786][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[    9.656789][  T193]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[    9.656792][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.656795][  T193]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[    9.656801][  T193]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[    9.656804][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.656807][  T193]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[    9.656809][  T193]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.656810][  T193]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.656813][  T193]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.656815][  T193]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.656820][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.656825][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.656826][  T193]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[    9.656830][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.656832][  T193]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.656833][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.656835][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.656837][  T193]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[    9.656840][  T193]  ? __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)
[    9.656843][  T193]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[    9.656844][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.656846][  T193]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[    9.656849][  T193]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.656851][  T193]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[    9.656853][  T193]  ? nla_get_range_signed (lib/nlattr.c:270)
[    9.656860][  T193]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.656863][  T193]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[    9.656871][  T193]  rtnl_setlink (net/core/rtnetlink.c:3596)
[    9.656875][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    9.656876][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.656901][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.656903][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.656906][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.656908][  T193]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.656910][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.656914][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.656916][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.656918][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    9.656921][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.656931][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    9.656934][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[    9.656938][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.656939][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.656944][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.656946][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.656950][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[    9.656953][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.656956][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.656963][  T193]  ? 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))
[    9.656965][  T193]  ? 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))
[    9.656970][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.656975][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.656977][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.656982][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[    9.656986][  T193]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[    9.656990][  T193]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[    9.656996][  T193]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[    9.656999][  T193]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[    9.657003][  T193]  ? __ia32_sys_getpeername (net/socket.c:2235)
[    9.657014][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[    9.657020][  T193]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[    9.657022][  T193]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.657026][  T193]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    9.657028][  T193]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[    9.657030][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.657031][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.657034][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.657037][  T193] RIP: 0033:0x7f4e6ce1b54e
[    9.657041][  T193] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.657043][  T193] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[    9.657046][  T193] RAX: ffffffffffffffda RBX: 000055a5abb65880 RCX: 00007f4e6ce1b54e
[    9.657047][  T193] RDX: 0000000000000030 RSI: 000055a5aba30590 RDI: 0000000000000018
[    9.657048][  T193] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[    9.657049][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb69320
[    9.657049][  T193] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [   10.870574][  T275] softirqs last disabled at (15419): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.870577][  T275] Preemption disabled at:
| [   10.870578][  T275] 0x0
| [   10.870588][  T275] Tainted: [W]=WARN
[   10.870589][  T275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.870591][  T275] Call Trace:
[   10.870593][  T275]  <TASK>
[   10.870595][  T275]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.870601][  T275]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.870606][  T275]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.870610][  T275]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.870615][  T275]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.870617][  T275]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.870623][  T275]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.870625][  T275]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.870628][  T275]  put_chars (drivers/char/virtio_console.c:1176)
[   10.870631][  T275]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.870633][  T275]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   10.870636][  T275]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.870639][  T275]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.870644][  T275]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.870646][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.870648][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.870652][  T275]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.870655][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.870658][  T275]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.870662][  T275]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.870666][  T275]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.870670][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.870672][  T275]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.870676][  T275]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.870680][  T275]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.870682][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.870687][  T275]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.870690][  T275]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.870691][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.870693][  T275]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.870697][  T275]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.870698][  T275]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.870702][  T275]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.870705][  T275]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.870709][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.870712][  T275]  _printk (kernel/printk/printk.c:2504)
[   10.870716][  T275]  ? snapshot_read.cold (user.c:?)
[   10.870719][  T275]  ? 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)
[   10.870722][  T275]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.870725][  T275]  ? 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)
[   10.870728][  T275]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.870732][  T275]  ? exit_notify (kernel/exit.c:780)
[   10.870734][  T275]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.870736][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.870740][  T275]  do_group_exit (kernel/exit.c:1151)
[   10.870744][  T275]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.870746][  T275]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.870748][  T275]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.870752][  T275]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.870755][  T275]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.870757][  T275] RIP: 0033:0x7f17c3f941b8
[   10.870760][  T275] Code: Unable to access opcode bytes at 0x7f17c3f9418e.

Code starting with the faulting instruction
===========================================
[   10.870761][  T275] RSP: 002b:00007ffc704018a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.870763][  T275] RAX: ffffffffffffffda RBX: 00007f17c40c4f88 RCX: 00007f17c3f941b8
[   10.870765][  T275] RDX: 00007f17c3cdf348 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.870766][  T275] RBP: 00007ffc70401900 R08: 0000000000000000 R09: 0000000000000220
[   10.870767][  T275] R10: 00007ffc704016a0 R11: 0000000000000246 R12: 0000000000000001
[   10.870768][  T275] R13: 0000000000000000 R14: 00007f17c40c3680 R15: 00007f17c40c4fa0
| [   13.763056][  T193] softirqs last disabled at (66347): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.763059][  T193] Preemption disabled at:
| [   13.763060][  T193] 0x0
| [   13.763070][  T193] Tainted: [W]=WARN
[   13.763071][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.763073][  T193] Call Trace:
[   13.763075][  T193]  <TASK>
[   13.763077][  T193]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.763083][  T193]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.763088][  T193]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.763092][  T193]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.763097][  T193]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   13.763099][  T193]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.763105][  T193]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.763108][  T193]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.763111][  T193]  put_chars (drivers/char/virtio_console.c:1176)
[   13.763115][  T193]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.763117][  T193]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   13.763122][  T193]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.763125][  T193]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.763130][  T193]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.763133][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.763134][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.763139][  T193]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.763142][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.763145][  T193]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.763149][  T193]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.763153][  T193]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.763157][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.763159][  T193]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.763163][  T193]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.763167][  T193]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.763169][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.763174][  T193]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.763176][  T193]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.763178][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.763180][  T193]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.763184][  T193]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.763185][  T193]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.763189][  T193]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.763192][  T193]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.763196][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.763199][  T193]  _printk (kernel/printk/printk.c:2504)
[   13.763203][  T193]  ? snapshot_read.cold (user.c:?)
[   13.763206][  T193]  ? 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)
[   13.763208][  T193]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.763212][  T193]  ? 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)
[   13.763214][  T193]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   13.763218][  T193]  ? exit_notify (kernel/exit.c:780)
[   13.763220][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.763223][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.763227][  T193]  do_group_exit (kernel/exit.c:1151)
[   13.763230][  T193]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   13.763233][  T193]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   13.763235][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.763237][  T193]  ? irq_exit_rcu (kernel/softirq.c:786)
[   13.763240][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.763243][  T193] RIP: 0033:0x7f4e6ce6c1b8
[   13.763245][  T193] Code: Unable to access opcode bytes at 0x7f4e6ce6c18e.

Code starting with the faulting instruction
===========================================
[   13.763246][  T193] RSP: 002b:00007ffec66890f8 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7
[   13.763249][  T193] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4e6ce6c1b8
[   13.763250][  T193] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000
[   13.763251][  T193] RBP: 00007ffec6689280 R08: 000055a5abb6b2c8 R09: 0000000000000000
[   13.763252][  T193] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000
[   13.763253][  T193] R13: 00007f4e6c6ca050 R14: 00007f4e6d39dd9e R15: 000055a5ab9e4680
| [   98.190788][ T2146] softirqs last disabled at (26318): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   98.190791][ T2146] Preemption disabled at:
| [   98.190791][ T2146] vprintk_emit (kernel/printk/printk.c:2471)
| [   98.190801][ T2146] Tainted: [W]=WARN
[   98.190802][ T2146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.190804][ T2146] Call Trace:
[   98.190805][ T2146]  <TASK>
[   98.190807][ T2146]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   98.190812][ T2146]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   98.190815][ T2146]  __might_resched.cold (kernel/sched/core.c:9234)
[   98.190820][ T2146]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   98.190824][ T2146]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   98.190829][ T2146]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   98.190831][ T2146]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   98.190837][ T2146]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   98.190839][ T2146]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   98.190842][ T2146]  put_chars (drivers/char/virtio_console.c:1176)
[   98.190845][ T2146]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   98.190846][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   98.190851][ T2146]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   98.190853][ T2146]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   98.190858][ T2146]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   98.190861][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   98.190866][ T2146]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   98.190868][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.190874][ T2146]  console_emit_next_record (kernel/printk/printk.c:3183)
[   98.190878][ T2146]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   98.190882][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.190884][ T2146]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   98.190888][ T2146]  console_flush_one_record (kernel/printk/printk.c:3268)
[   98.190892][ T2146]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   98.190894][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   98.190899][ T2146]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   98.190902][ T2146]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   98.190903][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.190905][ T2146]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   98.190909][ T2146]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   98.190910][ T2146]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   98.190914][ T2146]  vprintk_emit (kernel/printk/printk.c:2479)
[   98.190917][ T2146]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   98.190920][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   98.190921][ T2146]  ? 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)
[   98.190927][ T2146]  dev_vprintk_emit (drivers/base/core.c:5000)
[   98.190933][ T2146]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   98.190939][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   98.190943][ T2146]  dev_printk_emit (drivers/base/core.c:5011)
[   98.190946][ T2146]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   98.190947][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   98.190950][ T2146]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   98.190952][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   98.190954][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   98.190955][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   98.190957][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   98.190961][ T2146]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   98.190967][ T2146]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   98.190969][ T2146]  ? netdev_notice (net/core/dev.c:13194)
[   98.190972][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   98.190975][ T2146]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   98.190978][ T2146]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   98.190981][ T2146]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   98.190984][ T2146]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   98.190987][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   98.190989][ T2146]  ? 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)
[   98.190994][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   98.190997][ T2146]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   98.191000][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   98.191003][ T2146]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   98.191009][ T2146]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   98.191012][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   98.191015][ T2146]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   98.191016][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   98.191018][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   98.191020][ T2146]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   98.191022][ T2146]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   98.191026][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   98.191031][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   98.191032][ T2146]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   98.191035][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.191038][ T2146]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   98.191039][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.191040][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.191043][ T2146]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   98.191045][ T2146]  ? __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)
[   98.191048][ T2146]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   98.191050][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   98.191052][ T2146]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   98.191054][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   98.191057][ T2146]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   98.191058][ T2146]  ? nla_get_range_signed (lib/nlattr.c:270)
[   98.191065][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   98.191068][ T2146]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   98.191076][ T2146]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   98.191080][ T2146]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   98.191082][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   98.191106][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   98.191107][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   98.191111][ T2146]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   98.191114][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   98.191117][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   98.191124][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   98.191126][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   98.191129][ T2146]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   98.191131][ T2146]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   98.191134][ T2146]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   98.191137][ T2146]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   98.191141][ T2146]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.191142][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   98.191147][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   98.191148][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   98.191152][ T2146]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   98.191155][ T2146]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.191159][ T2146]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   98.191165][ T2146]  ? 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))
[   98.191167][ T2146]  ? 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))
[   98.191172][ T2146]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   98.191177][ T2146]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   98.191179][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   98.191184][ T2146]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   98.191188][ T2146]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   98.191192][ T2146]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   98.191195][ T2146]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   98.191199][ T2146]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   98.191203][ T2146]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   98.191213][ T2146]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   98.191219][ T2146]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   98.191221][ T2146]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   98.191225][ T2146]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   98.191227][ T2146]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   98.191228][ T2146]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   98.191230][ T2146]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   98.191232][ T2146]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   98.191235][ T2146] RIP: 0033:0x7f4e6ce1b54e
[   98.191239][ T2146] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   98.191241][ T2146] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   98.191243][ T2146] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[   98.191245][ T2146] RDX: 0000000000000030 RSI: 000055a5abb4dce0 RDI: 0000000000000012
[   98.191246][ T2146] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[   98.191247][ T2146] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb69320
[   98.191248][ T2146] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [   99.420287][ T2147] softirqs last disabled at (67610): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   99.420289][ T2147] Preemption disabled at:
| [   99.420290][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [   99.420299][ T2147] Tainted: [W]=WARN
[   99.420300][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.420302][ T2147] Call Trace:
[   99.420303][ T2147]  <TASK>
[   99.420305][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   99.420311][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   99.420313][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[   99.420317][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   99.420322][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   99.420327][ T2147]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   99.420329][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   99.420335][ T2147]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   99.420338][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   99.420341][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[   99.420344][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   99.420346][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   99.420350][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   99.420352][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   99.420357][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   99.420360][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.420365][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   99.420368][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.420374][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[   99.420378][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   99.420383][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.420385][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   99.420389][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[   99.420394][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   99.420395][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.420401][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   99.420404][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   99.420405][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.420408][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   99.420411][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   99.420413][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   99.420416][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[   99.420420][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   99.420422][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.420424][ T2147]  ? 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)
[   99.420430][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[   99.420435][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   99.420441][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   99.420446][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[   99.420449][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   99.420451][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   99.420454][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   99.420456][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.420458][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.420459][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   99.420461][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   99.420466][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   99.420471][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   99.420473][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[   99.420476][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   99.420479][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   99.420482][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   99.420485][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   99.420488][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   99.420491][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.420493][ T2147]  ? 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)
[   99.420495][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   99.420498][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   99.420501][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   99.420504][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   99.420510][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   99.420513][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.420516][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   99.420518][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   99.420519][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   99.420522][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   99.420523][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   99.420528][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.420532][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   99.420534][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   99.420537][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.420546][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   99.420548][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.420549][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.420552][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   99.420554][ T2147]  ? __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)
[   99.420557][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   99.420559][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.420561][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   99.420563][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   99.420566][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   99.420567][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[   99.420574][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   99.420577][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   99.420585][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   99.420589][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   99.420590][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.420613][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   99.420615][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   99.420618][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   99.420620][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   99.420622][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.420626][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   99.420628][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   99.420630][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   99.420632][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   99.420636][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   99.420638][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   99.420642][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   99.420644][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.420648][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   99.420650][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   99.420654][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   99.420657][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   99.420661][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   99.420667][ T2147]  ? 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))
[   99.420669][ T2147]  ? 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))
[   99.420674][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   99.420679][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   99.420681][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.420686][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   99.420690][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   99.420694][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   99.420698][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   99.420701][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   99.420705][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   99.420716][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   99.420722][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   99.420724][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.420727][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   99.420729][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   99.420731][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   99.420732][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   99.420735][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   99.420737][ T2147] RIP: 0033:0x7f4e6ce1b54e
[   99.420741][ T2147] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   99.420743][ T2147] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   99.420746][ T2147] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[   99.420747][ T2147] RDX: 0000000000000030 RSI: 000055a5ab9e5cf0 RDI: 0000000000000014
[   99.420748][ T2147] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[   99.420749][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb69320
[   99.420750][ T2147] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [  100.659679][ T2146] softirqs last disabled at (84802): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  100.659681][ T2146] Preemption disabled at:
| [  100.659682][ T2146] vprintk_emit (kernel/printk/printk.c:2471)
| [  100.659691][ T2146] Tainted: [W]=WARN
[  100.659692][ T2146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.659694][ T2146] Call Trace:
[  100.659695][ T2146]  <TASK>
[  100.659697][ T2146]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  100.659703][ T2146]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  100.659705][ T2146]  __might_resched.cold (kernel/sched/core.c:9234)
[  100.659710][ T2146]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  100.659714][ T2146]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  100.659719][ T2146]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  100.659721][ T2146]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  100.659727][ T2146]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  100.659729][ T2146]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  100.659732][ T2146]  put_chars (drivers/char/virtio_console.c:1176)
[  100.659735][ T2146]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  100.659737][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  100.659742][ T2146]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  100.659744][ T2146]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  100.659749][ T2146]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  100.659751][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  100.659757][ T2146]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  100.659759][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.659765][ T2146]  console_emit_next_record (kernel/printk/printk.c:3183)
[  100.659769][ T2146]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  100.659773][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.659775][ T2146]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  100.659779][ T2146]  console_flush_one_record (kernel/printk/printk.c:3268)
[  100.659784][ T2146]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  100.659785][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  100.659791][ T2146]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  100.659794][ T2146]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  100.659795][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.659798][ T2146]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  100.659801][ T2146]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  100.659803][ T2146]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  100.659806][ T2146]  vprintk_emit (kernel/printk/printk.c:2479)
[  100.659810][ T2146]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  100.659813][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  100.659814][ T2146]  ? 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)
[  100.659823][ T2146]  dev_vprintk_emit (drivers/base/core.c:5000)
[  100.659828][ T2146]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  100.659834][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  100.659838][ T2146]  dev_printk_emit (drivers/base/core.c:5011)
[  100.659841][ T2146]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  100.659843][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  100.659846][ T2146]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  100.659848][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  100.659849][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  100.659851][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  100.659853][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  100.659857][ T2146]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  100.659863][ T2146]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  100.659865][ T2146]  ? netdev_notice (net/core/dev.c:13194)
[  100.659868][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  100.659871][ T2146]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  100.659874][ T2146]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  100.659877][ T2146]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  100.659880][ T2146]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  100.659883][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  100.659885][ T2146]  ? 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)
[  100.659887][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  100.659890][ T2146]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  100.659893][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  100.659896][ T2146]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  100.659902][ T2146]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  100.659905][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  100.659908][ T2146]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  100.659910][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  100.659911][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  100.659914][ T2146]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  100.659915][ T2146]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  100.659920][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  100.659925][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  100.659926][ T2146]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  100.659929][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.659932][ T2146]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  100.659933][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.659935][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.659937][ T2146]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  100.659940][ T2146]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[  100.659943][ T2146]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  100.659944][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  100.659946][ T2146]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  100.659949][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  100.659951][ T2146]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  100.659953][ T2146]  ? nla_get_range_signed (lib/nlattr.c:270)
[  100.659960][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  100.659963][ T2146]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  100.659971][ T2146]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  100.659975][ T2146]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  100.659977][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  100.660002][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  100.660003][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  100.660007][ T2146]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  100.660008][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  100.660010][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  100.660015][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  100.660017][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  100.660019][ T2146]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  100.660021][ T2146]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  100.660025][ T2146]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  100.660027][ T2146]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  100.660031][ T2146]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  100.660033][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  100.660037][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  100.660039][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  100.660043][ T2146]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  100.660046][ T2146]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  100.660050][ T2146]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  100.660057][ T2146]  ? 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))
[  100.660059][ T2146]  ? 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))
[  100.660064][ T2146]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  100.660068][ T2146]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  100.660071][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  100.660076][ T2146]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  100.660080][ T2146]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  100.660084][ T2146]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  100.660088][ T2146]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  100.660091][ T2146]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  100.660095][ T2146]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  100.660106][ T2146]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  100.660114][ T2146]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  100.660117][ T2146]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.660122][ T2146]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  100.660125][ T2146]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  100.660126][ T2146]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  100.660128][ T2146]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  100.660131][ T2146]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  100.660133][ T2146] RIP: 0033:0x7f4e6ce1b54e
[  100.660137][ T2146] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  100.660139][ T2146] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  100.660142][ T2146] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[  100.660143][ T2146] RDX: 0000000000000030 RSI: 000055a5abb49950 RDI: 0000000000000012
[  100.660144][ T2146] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[  100.660145][ T2146] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb69320
[  100.660146][ T2146] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [  101.984202][ T2146] softirqs last disabled at (130306): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  101.984205][ T2146] Preemption disabled at:
| [  101.984205][ T2146] vprintk_emit (kernel/printk/printk.c:2471)
| [  101.984214][ T2146] Tainted: [W]=WARN
[  101.984215][ T2146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.984217][ T2146] Call Trace:
[  101.984219][ T2146]  <TASK>
[  101.984221][ T2146]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  101.984227][ T2146]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  101.984229][ T2146]  __might_resched.cold (kernel/sched/core.c:9234)
[  101.984234][ T2146]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  101.984238][ T2146]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  101.984242][ T2146]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  101.984244][ T2146]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  101.984250][ T2146]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  101.984253][ T2146]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  101.984256][ T2146]  put_chars (drivers/char/virtio_console.c:1176)
[  101.984259][ T2146]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  101.984260][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  101.984265][ T2146]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  101.984267][ T2146]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  101.984272][ T2146]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  101.984275][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  101.984279][ T2146]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  101.984282][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.984287][ T2146]  console_emit_next_record (kernel/printk/printk.c:3183)
[  101.984291][ T2146]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  101.984295][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.984298][ T2146]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.984302][ T2146]  console_flush_one_record (kernel/printk/printk.c:3268)
[  101.984306][ T2146]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  101.984307][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  101.984313][ T2146]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  101.984315][ T2146]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  101.984317][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.984319][ T2146]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  101.984322][ T2146]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  101.984324][ T2146]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  101.984327][ T2146]  vprintk_emit (kernel/printk/printk.c:2479)
[  101.984331][ T2146]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  101.984333][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  101.984335][ T2146]  ? 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)
[  101.984341][ T2146]  dev_vprintk_emit (drivers/base/core.c:5000)
[  101.984346][ T2146]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  101.984352][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  101.984356][ T2146]  dev_printk_emit (drivers/base/core.c:5011)
[  101.984359][ T2146]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  101.984361][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  101.984364][ T2146]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  101.984366][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  101.984367][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  101.984369][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  101.984371][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  101.984375][ T2146]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  101.984380][ T2146]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  101.984382][ T2146]  ? netdev_notice (net/core/dev.c:13194)
[  101.984385][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  101.984388][ T2146]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  101.984390][ T2146]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  101.984394][ T2146]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  101.984396][ T2146]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  101.984400][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  101.984401][ T2146]  ? 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)
[  101.984403][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  101.984407][ T2146]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  101.984409][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  101.984413][ T2146]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  101.984419][ T2146]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  101.984422][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  101.984425][ T2146]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  101.984427][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  101.984428][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  101.984430][ T2146]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  101.984432][ T2146]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  101.984436][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  101.984441][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  101.984443][ T2146]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  101.984446][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.984448][ T2146]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.984449][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.984451][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.984453][ T2146]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  101.984456][ T2146]  ? __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)
[  101.984459][ T2146]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  101.984460][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  101.984462][ T2146]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  101.984465][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  101.984467][ T2146]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  101.984469][ T2146]  ? nla_get_range_signed (lib/nlattr.c:270)
[  101.984475][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  101.984478][ T2146]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  101.984486][ T2146]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  101.984490][ T2146]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  101.984492][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  101.984515][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  101.984517][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  101.984520][ T2146]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  101.984522][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  101.984523][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  101.984528][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  101.984530][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  101.984532][ T2146]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  101.984534][ T2146]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  101.984538][ T2146]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  101.984540][ T2146]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  101.984544][ T2146]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  101.984546][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  101.984550][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  101.984552][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  101.984556][ T2146]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  101.984565][ T2146]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  101.984568][ T2146]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  101.984575][ T2146]  ? 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))
[  101.984577][ T2146]  ? 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))
[  101.984582][ T2146]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  101.984587][ T2146]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  101.984589][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  101.984594][ T2146]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  101.984598][ T2146]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  101.984602][ T2146]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  101.984605][ T2146]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  101.984609][ T2146]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  101.984613][ T2146]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  101.984623][ T2146]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  101.984629][ T2146]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  101.984631][ T2146]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  101.984635][ T2146]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  101.984637][ T2146]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  101.984638][ T2146]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  101.984640][ T2146]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  101.984643][ T2146]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.984645][ T2146] RIP: 0033:0x7f4e6ce1b54e
[  101.984649][ T2146] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  101.984651][ T2146] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  101.984654][ T2146] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[  101.984655][ T2146] RDX: 0000000000000030 RSI: 000055a5abb5f670 RDI: 0000000000000012
[  101.984656][ T2146] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[  101.984656][ T2146] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb69320
[  101.984657][ T2146] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [  103.206633][ T2146] softirqs last disabled at (172092): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  103.206636][ T2146] Preemption disabled at:
| [  103.206636][ T2146] vprintk_emit (kernel/printk/printk.c:2471)
| [  103.206646][ T2146] Tainted: [W]=WARN
[  103.206647][ T2146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  103.206648][ T2146] Call Trace:
[  103.206650][ T2146]  <TASK>
[  103.206652][ T2146]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  103.206657][ T2146]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  103.206659][ T2146]  __might_resched.cold (kernel/sched/core.c:9234)
[  103.206664][ T2146]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  103.206668][ T2146]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  103.206673][ T2146]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  103.206675][ T2146]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  103.206681][ T2146]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  103.206683][ T2146]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  103.206686][ T2146]  put_chars (drivers/char/virtio_console.c:1176)
[  103.206689][ T2146]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  103.206690][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  103.206695][ T2146]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  103.206697][ T2146]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  103.206702][ T2146]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  103.206705][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.206710][ T2146]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  103.206712][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  103.206717][ T2146]  console_emit_next_record (kernel/printk/printk.c:3183)
[  103.206721][ T2146]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  103.206725][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  103.206728][ T2146]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  103.206732][ T2146]  console_flush_one_record (kernel/printk/printk.c:3268)
[  103.206736][ T2146]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  103.206737][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.206742][ T2146]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  103.206745][ T2146]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  103.206747][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  103.206749][ T2146]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  103.206752][ T2146]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  103.206754][ T2146]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  103.206757][ T2146]  vprintk_emit (kernel/printk/printk.c:2479)
[  103.206761][ T2146]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  103.206763][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.206765][ T2146]  ? 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)
[  103.206770][ T2146]  dev_vprintk_emit (drivers/base/core.c:5000)
[  103.206775][ T2146]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  103.206781][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  103.206785][ T2146]  dev_printk_emit (drivers/base/core.c:5011)
[  103.206788][ T2146]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  103.206790][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  103.206793][ T2146]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  103.206794][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.206796][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.206797][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  103.206799][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  103.206803][ T2146]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  103.206809][ T2146]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  103.206811][ T2146]  ? netdev_notice (net/core/dev.c:13194)
[  103.206814][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  103.206817][ T2146]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  103.206819][ T2146]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  103.206823][ T2146]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  103.206825][ T2146]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  103.206828][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.206830][ T2146]  ? 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)
[  103.206832][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  103.206835][ T2146]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  103.206838][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  103.206841][ T2146]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  103.206847][ T2146]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  103.206850][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.206853][ T2146]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  103.206854][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  103.206856][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  103.206858][ T2146]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  103.206860][ T2146]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  103.206864][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.206868][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  103.206870][ T2146]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  103.206873][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  103.206875][ T2146]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  103.206876][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  103.206878][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  103.206880][ T2146]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  103.206883][ T2146]  ? __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)
[  103.206886][ T2146]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  103.206887][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.206889][ T2146]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  103.206892][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  103.206894][ T2146]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  103.206896][ T2146]  ? nla_get_range_signed (lib/nlattr.c:270)
[  103.206902][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  103.206905][ T2146]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  103.206913][ T2146]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  103.206917][ T2146]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  103.206918][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.206941][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  103.206943][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  103.206946][ T2146]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  103.206948][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  103.206950][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.206954][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  103.206956][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  103.206958][ T2146]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  103.206960][ T2146]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  103.206964][ T2146]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  103.206966][ T2146]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  103.206970][ T2146]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  103.206972][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.206976][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  103.206978][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  103.206982][ T2146]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  103.206985][ T2146]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  103.206988][ T2146]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  103.206997][ T2146]  ? 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))
[  103.206999][ T2146]  ? 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))
[  103.207004][ T2146]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  103.207008][ T2146]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  103.207011][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.207016][ T2146]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  103.207020][ T2146]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  103.207024][ T2146]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  103.207028][ T2146]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  103.207032][ T2146]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  103.207036][ T2146]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  103.207048][ T2146]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  103.207054][ T2146]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  103.207056][ T2146]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  103.207060][ T2146]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  103.207062][ T2146]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  103.207064][ T2146]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  103.207065][ T2146]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  103.207068][ T2146]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  103.207070][ T2146] RIP: 0033:0x7f4e6ce1b54e
[  103.207074][ T2146] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  103.207076][ T2146] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  103.207079][ T2146] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[  103.207080][ T2146] RDX: 0000000000000030 RSI: 000055a5abb4dce0 RDI: 0000000000000012
[  103.207081][ T2146] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[  103.207082][ T2146] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb69320
[  103.207083][ T2146] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [  104.413661][ T2147] softirqs last disabled at (250544): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  104.413663][ T2147] Preemption disabled at:
| [  104.413664][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [  104.413673][ T2147] Tainted: [W]=WARN
[  104.413674][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  104.413676][ T2147] Call Trace:
[  104.413678][ T2147]  <TASK>
[  104.413680][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  104.413685][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  104.413688][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[  104.413693][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  104.413697][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  104.413702][ T2147]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  104.413704][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  104.413710][ T2147]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  104.413712][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  104.413716][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[  104.413719][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  104.413720][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  104.413725][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  104.413727][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  104.413734][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  104.413736][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.413741][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  104.413744][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  104.413749][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  104.413753][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  104.413758][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  104.413760][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  104.413764][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  104.413768][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  104.413769][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.413775][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  104.413777][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  104.413779][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  104.413781][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  104.413785][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  104.413786][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  104.413789][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[  104.413793][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  104.413796][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.413797][ T2147]  ? 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)
[  104.413803][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[  104.413808][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  104.413814][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  104.413818][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[  104.413821][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  104.413823][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  104.413826][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  104.413828][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.413829][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.413831][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  104.413833][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  104.413837][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  104.413842][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  104.413844][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[  104.413847][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  104.413850][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  104.413853][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  104.413856][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  104.413858][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  104.413862][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.413864][ T2147]  ? 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)
[  104.413866][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  104.413869][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  104.413872][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  104.413875][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  104.413881][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  104.413884][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.413887][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  104.413888][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  104.413890][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  104.413892][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  104.413894][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  104.413898][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.413903][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  104.413904][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  104.413907][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  104.413910][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  104.413911][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  104.413912][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  104.413915][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  104.413917][ T2147]  ? __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)
[  104.413920][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  104.413922][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.413924][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  104.413926][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  104.413928][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  104.413930][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  104.413936][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  104.413939][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  104.413948][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  104.413951][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  104.413953][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.413977][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  104.413978][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  104.413982][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  104.413983][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  104.413985][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.413990][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  104.413991][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  104.413994][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  104.413996][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  104.413999][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  104.414002][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  104.414006][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  104.414007][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.414012][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  104.414013][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  104.414017][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  104.414021][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  104.414024][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  104.414031][ T2147]  ? 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))
[  104.414033][ T2147]  ? 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))
[  104.414038][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  104.414042][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  104.414045][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  104.414049][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  104.414054][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  104.414058][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  104.414061][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  104.414065][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  104.414068][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  104.414083][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  104.414085][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  104.414088][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  104.414091][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  104.414093][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  104.414094][ T2147]  ? irq_exit_rcu (kernel/softirq.c:786)
[  104.414099][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  104.414101][ T2147] RIP: 0033:0x7f4e6ce1b54e
[  104.414105][ T2147] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  104.414107][ T2147] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  104.414110][ T2147] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[  104.414112][ T2147] RDX: 0000000000000030 RSI: 000055a5abb5ef70 RDI: 0000000000000014
[  104.414114][ T2147] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[  104.414115][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb56ae0
[  104.414117][ T2147] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [  105.701323][ T2147] softirqs last disabled at (300816): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  105.701325][ T2147] Preemption disabled at:
| [  105.701325][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [  105.701335][ T2147] Tainted: [W]=WARN
[  105.701336][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  105.701337][ T2147] Call Trace:
[  105.701339][ T2147]  <TASK>
[  105.701341][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  105.701347][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  105.701348][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[  105.701353][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  105.701357][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  105.701362][ T2147]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  105.701364][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  105.701370][ T2147]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  105.701372][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  105.701375][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[  105.701378][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  105.701380][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  105.701384][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  105.701386][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  105.701391][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  105.701394][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.701398][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  105.701401][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.701406][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  105.701410][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  105.701414][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.701416][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  105.701420][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  105.701424][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  105.701425][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.701431][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  105.701433][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  105.701435][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.701437][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  105.701440][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  105.701442][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  105.701445][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[  105.701449][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  105.701451][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.701453][ T2147]  ? 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)
[  105.701459][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[  105.701464][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  105.701470][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  105.701474][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[  105.701476][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  105.701478][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  105.701481][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  105.701483][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.701484][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.701486][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  105.701488][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  105.701492][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  105.701497][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  105.701499][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[  105.701502][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  105.701505][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  105.701507][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  105.701511][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  105.701513][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  105.701516][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.701518][ T2147]  ? 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)
[  105.701520][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  105.701523][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  105.701525][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  105.701529][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  105.701534][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  105.701537][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.701540][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  105.701542][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  105.701543][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  105.701545][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  105.701547][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  105.701551][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.701555][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  105.701557][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  105.701560][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.701562][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  105.701563][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.701565][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.701567][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  105.701570][ T2147]  ? __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)
[  105.701573][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  105.701574][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.701576][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  105.701578][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  105.701580][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  105.701589][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  105.701595][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  105.701598][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  105.701606][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  105.701609][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  105.701611][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.701632][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  105.701634][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  105.701637][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  105.701639][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  105.701641][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.701645][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  105.701646][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  105.701649][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  105.701651][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  105.701654][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  105.701656][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  105.701660][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  105.701661][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.701666][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  105.701667][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  105.701671][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  105.701674][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  105.701678][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  105.701684][ T2147]  ? 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))
[  105.701686][ T2147]  ? 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))
[  105.701691][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  105.701695][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  105.701697][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.701701][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  105.701706][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  105.701709][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  105.701712][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  105.701716][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  105.701719][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  105.701733][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  105.701735][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  105.701739][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  105.701741][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  105.701743][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  105.701744][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  105.701747][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  105.701749][ T2147] RIP: 0033:0x7f4e6ce1b54e
[  105.701753][ T2147] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  105.701755][ T2147] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  105.701757][ T2147] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[  105.701759][ T2147] RDX: 0000000000000030 RSI: 000055a5abb41080 RDI: 0000000000000014
[  105.701760][ T2147] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[  105.701760][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb69980
[  105.701761][ T2147] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [  106.911751][ T2147] softirqs last disabled at (365728): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  106.911753][ T2147] Preemption disabled at:
| [  106.911754][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [  106.911763][ T2147] Tainted: [W]=WARN
[  106.911764][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  106.911766][ T2147] Call Trace:
[  106.911767][ T2147]  <TASK>
[  106.911769][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  106.911775][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  106.911777][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[  106.911781][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  106.911786][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  106.911791][ T2147]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  106.911793][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  106.911799][ T2147]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  106.911801][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  106.911804][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[  106.911807][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  106.911809][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  106.911813][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  106.911815][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  106.911820][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  106.911823][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.911828][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  106.911830][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.911835][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  106.911839][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  106.911844][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.911846][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  106.911850][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  106.911854][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  106.911856][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.911861][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  106.911863][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  106.911865][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.911867][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  106.911871][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  106.911872][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  106.911875][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[  106.911879][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  106.911881][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.911883][ T2147]  ? 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)
[  106.911889][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[  106.911894][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  106.911900][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  106.911904][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[  106.911907][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  106.911909][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  106.911912][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  106.911914][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.911915][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.911916][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  106.911918][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  106.911923][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  106.911928][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  106.911930][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[  106.911933][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  106.911936][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  106.911938][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  106.911942][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  106.911944][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  106.911948][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.911949][ T2147]  ? 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)
[  106.911952][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  106.911955][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  106.911957][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  106.911960][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  106.911966][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  106.911970][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.911972][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  106.911974][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  106.911975][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  106.911978][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  106.911979][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  106.911984][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.911988][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  106.911990][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  106.911996][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.911999][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  106.912000][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.912002][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.912004][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  106.912006][ T2147]  ? __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)
[  106.912009][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  106.912011][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.912013][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  106.912015][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  106.912018][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  106.912019][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  106.912025][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  106.912028][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  106.912036][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  106.912040][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  106.912042][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.912064][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  106.912066][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  106.912069][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  106.912071][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  106.912073][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.912077][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  106.912079][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  106.912081][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  106.912083][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  106.912087][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  106.912089][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  106.912093][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  106.912095][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.912099][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  106.912101][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  106.912105][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  106.912108][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  106.912113][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  106.912124][ T2147]  ? 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))
[  106.912126][ T2147]  ? 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))
[  106.912131][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  106.912135][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  106.912137][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.912142][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  106.912146][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  106.912150][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  106.912154][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  106.912157][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  106.912161][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  106.912171][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  106.912178][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  106.912180][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  106.912184][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  106.912186][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  106.912187][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  106.912189][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  106.912192][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  106.912194][ T2147] RIP: 0033:0x7f4e6ce1b54e
[  106.912198][ T2147] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  106.912200][ T2147] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  106.912203][ T2147] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[  106.912204][ T2147] RDX: 0000000000000030 RSI: 000055a5abb5f650 RDI: 0000000000000014
[  106.912205][ T2147] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[  106.912206][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb3c880
[  106.912207][ T2147] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [  108.115148][ T2147] softirqs last disabled at (422684): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  108.115150][ T2147] Preemption disabled at:
| [  108.115150][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [  108.115159][ T2147] Tainted: [W]=WARN
[  108.115160][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.115162][ T2147] Call Trace:
[  108.115164][ T2147]  <TASK>
[  108.115166][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  108.115171][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  108.115174][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[  108.115179][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  108.115183][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  108.115188][ T2147]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  108.115190][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  108.115196][ T2147]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  108.115198][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  108.115202][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[  108.115205][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  108.115206][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  108.115211][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  108.115213][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  108.115218][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  108.115220][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.115225][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  108.115228][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.115233][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  108.115237][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  108.115241][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.115244][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.115248][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  108.115252][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  108.115253][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.115258][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  108.115261][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  108.115263][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.115265][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  108.115269][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  108.115270][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  108.115273][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[  108.115277][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  108.115279][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.115281][ T2147]  ? 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)
[  108.115287][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[  108.115292][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  108.115298][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  108.115302][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[  108.115305][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  108.115306][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  108.115309][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  108.115311][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.115313][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.115314][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  108.115316][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  108.115321][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  108.115326][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  108.115328][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[  108.115331][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  108.115334][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  108.115337][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  108.115340][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  108.115343][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  108.115346][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.115347][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  108.115351][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  108.115354][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  108.115357][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.115358][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  108.115364][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  108.115368][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  108.115369][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.115371][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  108.115373][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  108.115376][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  108.115377][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  108.115379][ T2147]  ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004)
[  108.115385][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.115389][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  108.115391][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  108.115394][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.115396][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.115397][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.115399][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.115401][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  108.115404][ T2147]  ? __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)
[  108.115407][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  108.115408][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.115410][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  108.115413][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  108.115415][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  108.115417][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  108.115423][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  108.115426][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  108.115434][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  108.115438][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  108.115439][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.115465][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  108.115467][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  108.115470][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  108.115472][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  108.115473][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.115478][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  108.115479][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  108.115482][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  108.115484][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  108.115488][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  108.115490][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  108.115494][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  108.115496][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.115500][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  108.115502][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  108.115506][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  108.115509][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  108.115512][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  108.115519][ T2147]  ? 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))
[  108.115521][ T2147]  ? 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))
[  108.115526][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  108.115531][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  108.115533][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.115538][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  108.115542][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  108.115546][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  108.115550][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  108.115553][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  108.115557][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  108.115568][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  108.115574][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  108.115576][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  108.115580][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  108.115582][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  108.115586][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  108.115588][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  108.115591][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  108.115593][ T2147] RIP: 0033:0x7f4e6ce1b54e
[  108.115597][ T2147] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  108.115606][ T2147] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  108.115609][ T2147] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[  108.115610][ T2147] RDX: 0000000000000030 RSI: 000055a5abb8a230 RDI: 0000000000000014
[  108.115611][ T2147] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[  108.115611][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb4f150
[  108.115612][ T2147] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [  109.428298][ T2146] softirqs last disabled at (303332): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  109.428301][ T2146] Preemption disabled at:
| [  109.428301][ T2146] vprintk_emit (kernel/printk/printk.c:2471)
| [  109.428310][ T2146] Tainted: [W]=WARN
[  109.428311][ T2146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.428313][ T2146] Call Trace:
[  109.428315][ T2146]  <TASK>
[  109.428317][ T2146]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  109.428322][ T2146]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  109.428324][ T2146]  __might_resched.cold (kernel/sched/core.c:9234)
[  109.428329][ T2146]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  109.428333][ T2146]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  109.428338][ T2146]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  109.428340][ T2146]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  109.428346][ T2146]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  109.428348][ T2146]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  109.428351][ T2146]  put_chars (drivers/char/virtio_console.c:1176)
[  109.428354][ T2146]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  109.428356][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  109.428360][ T2146]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  109.428363][ T2146]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  109.428368][ T2146]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  109.428370][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.428376][ T2146]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  109.428378][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.428384][ T2146]  console_emit_next_record (kernel/printk/printk.c:3183)
[  109.428388][ T2146]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  109.428392][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.428395][ T2146]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  109.428399][ T2146]  console_flush_one_record (kernel/printk/printk.c:3268)
[  109.428403][ T2146]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  109.428404][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.428410][ T2146]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  109.428412][ T2146]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  109.428414][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.428416][ T2146]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  109.428420][ T2146]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  109.428421][ T2146]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  109.428424][ T2146]  vprintk_emit (kernel/printk/printk.c:2479)
[  109.428428][ T2146]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  109.428431][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.428432][ T2146]  ? 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)
[  109.428438][ T2146]  dev_vprintk_emit (drivers/base/core.c:5000)
[  109.428444][ T2146]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  109.428449][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  109.428454][ T2146]  dev_printk_emit (drivers/base/core.c:5011)
[  109.428456][ T2146]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  109.428458][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  109.428461][ T2146]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  109.428463][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.428464][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.428466][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  109.428468][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  109.428472][ T2146]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  109.428478][ T2146]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  109.428480][ T2146]  ? netdev_notice (net/core/dev.c:13194)
[  109.428482][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  109.428486][ T2146]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  109.428488][ T2146]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  109.428492][ T2146]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  109.428494][ T2146]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  109.428498][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.428499][ T2146]  ? 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)
[  109.428502][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  109.428505][ T2146]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  109.428507][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  109.428511][ T2146]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  109.428517][ T2146]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  109.428520][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.428523][ T2146]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  109.428525][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  109.428526][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  109.428528][ T2146]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  109.428530][ T2146]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  109.428534][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.428539][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  109.428541][ T2146]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  109.428544][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.428546][ T2146]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  109.428547][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.428549][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.428551][ T2146]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  109.428554][ T2146]  ? __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)
[  109.428557][ T2146]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  109.428558][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.428560][ T2146]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  109.428563][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  109.428565][ T2146]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  109.428567][ T2146]  ? nla_get_range_signed (lib/nlattr.c:270)
[  109.428573][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  109.428576][ T2146]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  109.428585][ T2146]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  109.428588][ T2146]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  109.428590][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.428620][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  109.428622][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  109.428625][ T2146]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  109.428627][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  109.428629][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.428633][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  109.428635][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  109.428637][ T2146]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  109.428640][ T2146]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  109.428643][ T2146]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  109.428646][ T2146]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  109.428650][ T2146]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  109.428651][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.428656][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  109.428657][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  109.428661][ T2146]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  109.428665][ T2146]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  109.428668][ T2146]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  109.428675][ T2146]  ? 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))
[  109.428677][ T2146]  ? 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))
[  109.428682][ T2146]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  109.428686][ T2146]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  109.428689][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.428693][ T2146]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  109.428698][ T2146]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  109.428702][ T2146]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  109.428705][ T2146]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  109.428709][ T2146]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  109.428712][ T2146]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  109.428726][ T2146]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  109.428728][ T2146]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  109.428732][ T2146]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  109.428735][ T2146]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  109.428736][ T2146]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  109.428738][ T2146]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  109.428741][ T2146]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  109.428743][ T2146] RIP: 0033:0x7f4e6ce1b54e
[  109.428747][ T2146] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  109.428749][ T2146] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  109.428752][ T2146] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[  109.428753][ T2146] RDX: 0000000000000030 RSI: 000055a5ab9ec120 RDI: 0000000000000012
[  109.428754][ T2146] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[  109.428754][ T2146] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb3fea0
[  109.428755][ T2146] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [  111.648944][ T2147] softirqs last disabled at (542080): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  111.648946][ T2147] Preemption disabled at:
| [  111.648947][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [  111.648956][ T2147] Tainted: [W]=WARN
[  111.648957][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  111.648959][ T2147] Call Trace:
[  111.648961][ T2147]  <TASK>
[  111.648963][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  111.648969][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  111.648971][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[  111.648976][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  111.648979][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  111.648984][ T2147]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  111.648986][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  111.648995][ T2147]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  111.648997][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  111.649001][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[  111.649004][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  111.649005][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  111.649010][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  111.649013][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  111.649018][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  111.649020][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.649025][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  111.649028][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.649033][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  111.649037][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  111.649041][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.649044][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  111.649048][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  111.649052][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  111.649054][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.649059][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  111.649062][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  111.649063][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.649065][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  111.649069][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  111.649070][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  111.649074][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[  111.649077][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  111.649080][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.649081][ T2147]  ? 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)
[  111.649087][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[  111.649093][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  111.649099][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  111.649103][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[  111.649106][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  111.649108][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  111.649111][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  111.649114][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.649116][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.649119][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  111.649122][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  111.649127][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  111.649132][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  111.649135][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[  111.649137][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  111.649141][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  111.649143][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  111.649146][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  111.649149][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  111.649152][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.649154][ T2147]  ? 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)
[  111.649156][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  111.649159][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  111.649162][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  111.649165][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  111.649171][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  111.649174][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.649177][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  111.649179][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  111.649180][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  111.649182][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  111.649184][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  111.649188][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.649193][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  111.649194][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  111.649197][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.649200][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  111.649201][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.649203][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.649205][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  111.649207][ T2147]  ? __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)
[  111.649210][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  111.649212][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.649214][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  111.649216][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  111.649218][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  111.649220][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  111.649226][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  111.649229][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  111.649237][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  111.649241][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  111.649243][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.649265][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  111.649267][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  111.649270][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  111.649272][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  111.649274][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.649278][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  111.649280][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  111.649282][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  111.649284][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  111.649288][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  111.649290][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  111.649294][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  111.649296][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.649300][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  111.649302][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  111.649306][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  111.649309][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  111.649312][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  111.649319][ T2147]  ? 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))
[  111.649321][ T2147]  ? 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))
[  111.649326][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  111.649330][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  111.649333][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.649337][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  111.649342][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  111.649345][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  111.649349][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  111.649353][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  111.649356][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  111.649370][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  111.649372][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  111.649376][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  111.649379][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  111.649381][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  111.649382][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  111.649385][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  111.649387][ T2147] RIP: 0033:0x7f4e6ce1b54e
[  111.649391][ T2147] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  111.649393][ T2147] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  111.649396][ T2147] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[  111.649397][ T2147] RDX: 0000000000000030 RSI: 000055a5ab9e4120 RDI: 0000000000000014
[  111.649398][ T2147] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[  111.649399][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb3d280
[  111.649400][ T2147] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [  112.992715][ T2147] softirqs last disabled at (608012): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  112.992717][ T2147] Preemption disabled at:
| [  112.992718][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [  112.992727][ T2147] Tainted: [W]=WARN
[  112.992728][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.992730][ T2147] Call Trace:
[  112.992732][ T2147]  <TASK>
[  112.992734][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  112.992739][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  112.992741][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[  112.992746][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  112.992750][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  112.992755][ T2147]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  112.992757][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  112.992763][ T2147]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  112.992765][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  112.992768][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[  112.992771][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  112.992773][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  112.992777][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  112.992779][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  112.992784][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  112.992787][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.992792][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  112.992795][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.992800][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  112.992804][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  112.992808][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.992810][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  112.992814][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  112.992818][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  112.992820][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.992825][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  112.992828][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  112.992829][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.992831][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  112.992835][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  112.992836][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  112.992840][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[  112.992844][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  112.992846][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.992848][ T2147]  ? 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)
[  112.992853][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[  112.992859][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  112.992864][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  112.992869][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[  112.992871][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  112.992873][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  112.992876][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  112.992878][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.992879][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.992881][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  112.992883][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  112.992887][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  112.992892][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  112.992895][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[  112.992897][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  112.992901][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  112.992903][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  112.992906][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  112.992909][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  112.992912][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.992914][ T2147]  ? 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)
[  112.992916][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  112.992919][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  112.992922][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  112.992925][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  112.992931][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  112.992935][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.992937][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  112.992939][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  112.992940][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  112.992943][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  112.992944][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  112.992949][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.992953][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  112.992955][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  112.992958][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.992960][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  112.992961][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.992963][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.992965][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  112.992968][ T2147]  ? __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)
[  112.992971][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  112.992972][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.992974][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  112.992977][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  112.992979][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  112.992981][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  112.992987][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  112.992990][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  112.993000][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  112.993004][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  112.993005][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.993028][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  112.993030][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  112.993033][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  112.993035][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  112.993036][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.993041][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  112.993042][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  112.993045][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  112.993047][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  112.993050][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  112.993053][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  112.993056][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  112.993058][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.993062][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  112.993064][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  112.993068][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  112.993071][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  112.993075][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  112.993081][ T2147]  ? 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))
[  112.993084][ T2147]  ? 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))
[  112.993088][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  112.993093][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  112.993095][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  112.993100][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  112.993104][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  112.993108][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  112.993112][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  112.993118][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  112.993123][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  112.993134][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  112.993140][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  112.993142][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.993146][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  112.993148][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  112.993149][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  112.993151][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  112.993154][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  112.993156][ T2147] RIP: 0033:0x7f4e6ce1b54e
[  112.993160][ T2147] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  112.993162][ T2147] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  112.993165][ T2147] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[  112.993166][ T2147] RDX: 0000000000000030 RSI: 000055a5abb8a250 RDI: 0000000000000014
[  112.993167][ T2147] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[  112.993168][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb8af80
[  112.993169][ T2147] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [  114.255182][ T2147] softirqs last disabled at (684064): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  114.255184][ T2147] Preemption disabled at:
| [  114.255185][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [  114.255194][ T2147] Tainted: [W]=WARN
[  114.255195][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.255196][ T2147] Call Trace:
[  114.255198][ T2147]  <TASK>
[  114.255200][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  114.255205][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  114.255208][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[  114.255212][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  114.255216][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  114.255221][ T2147]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  114.255224][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  114.255229][ T2147]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  114.255232][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  114.255235][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[  114.255238][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  114.255239][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  114.255243][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  114.255246][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  114.255251][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  114.255253][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.255258][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  114.255261][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.255266][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  114.255270][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  114.255275][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.255277][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  114.255281][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  114.255285][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  114.255287][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.255292][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  114.255295][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  114.255296][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.255298][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  114.255302][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  114.255304][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  114.255307][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[  114.255311][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  114.255314][ T2147]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[  114.255321][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[  114.255326][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  114.255332][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  114.255336][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[  114.255339][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  114.255341][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  114.255344][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  114.255346][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.255347][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.255349][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  114.255351][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  114.255355][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  114.255361][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  114.255363][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[  114.255366][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  114.255369][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  114.255372][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  114.255375][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  114.255378][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  114.255381][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.255383][ T2147]  ? 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)
[  114.255385][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  114.255388][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  114.255391][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  114.255394][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  114.255400][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  114.255404][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.255406][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  114.255408][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  114.255409][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  114.255412][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  114.255413][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  114.255418][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.255422][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  114.255424][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  114.255427][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.255429][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  114.255431][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.255432][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.255434][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  114.255437][ T2147]  ? __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)
[  114.255440][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  114.255441][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.255443][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  114.255445][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  114.255448][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  114.255450][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  114.255456][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  114.255459][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  114.255467][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  114.255471][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  114.255473][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.255496][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  114.255498][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  114.255501][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  114.255503][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  114.255505][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.255509][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  114.255511][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  114.255513][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  114.255516][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  114.255519][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  114.255522][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  114.255525][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  114.255527][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.255532][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  114.255533][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  114.255537][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  114.255541][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  114.255544][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  114.255551][ T2147]  ? 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))
[  114.255553][ T2147]  ? 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))
[  114.255558][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  114.255562][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  114.255565][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.255569][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  114.255574][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  114.255578][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  114.255581][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  114.255585][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  114.255588][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  114.255603][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  114.255605][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  114.255609][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  114.255611][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  114.255612][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  114.255614][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  114.255617][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.255619][ T2147] RIP: 0033:0x7f4e6ce1b54e
[  114.255623][ T2147] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  114.255625][ T2147] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  114.255628][ T2147] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[  114.255630][ T2147] RDX: 0000000000000030 RSI: 000055a5ab9e5cf0 RDI: 0000000000000014
[  114.255630][ T2147] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[  114.255631][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb4bf10
[  114.255632][ T2147] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [  115.512005][ T2147] softirqs last disabled at (761996): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  115.512007][ T2147] Preemption disabled at:
| [  115.512008][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [  115.512017][ T2147] Tainted: [W]=WARN
[  115.512018][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.512019][ T2147] Call Trace:
[  115.512021][ T2147]  <TASK>
[  115.512023][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  115.512029][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  115.512031][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[  115.512036][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  115.512040][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  115.512045][ T2147]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  115.512047][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  115.512053][ T2147]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  115.512055][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  115.512058][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[  115.512061][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  115.512063][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  115.512067][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.512069][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  115.512074][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  115.512076][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.512081][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  115.512084][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.512089][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  115.512093][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  115.512097][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.512100][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.512103][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  115.512108][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  115.512109][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.512118][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  115.512122][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  115.512124][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.512127][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  115.512133][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  115.512135][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  115.512139][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[  115.512143][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  115.512145][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.512147][ T2147]  ? 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)
[  115.512152][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[  115.512158][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  115.512163][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  115.512168][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[  115.512170][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  115.512172][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  115.512175][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  115.512177][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.512179][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.512180][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  115.512182][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  115.512187][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  115.512192][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  115.512194][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[  115.512197][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  115.512200][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  115.512203][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  115.512206][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  115.512209][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  115.512212][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.512214][ T2147]  ? 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)
[  115.512216][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  115.512219][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  115.512222][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  115.512225][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  115.512231][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  115.512234][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.512237][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  115.512239][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  115.512240][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  115.512242][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.512244][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  115.512249][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.512253][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  115.512255][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  115.512258][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.512260][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.512262][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.512263][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.512265][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  115.512268][ T2147]  ? __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)
[  115.512271][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  115.512272][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.512274][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  115.512277][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  115.512279][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  115.512281][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  115.512287][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  115.512290][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  115.512298][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  115.512302][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  115.512304][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.512328][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.512331][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  115.512333][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.512334][ T2147]  ? 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)
[  115.512339][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  115.512340][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  115.512343][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  115.512345][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  115.512349][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  115.512351][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  115.512355][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.512358][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.512364][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  115.512367][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.512371][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.512378][ T2147]  ? 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))
[  115.512380][ T2147]  ? 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))
[  115.512385][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.512389][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.512392][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.512397][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  115.512401][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  115.512405][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  115.512408][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  115.512412][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  115.512416][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  115.512430][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  115.512432][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  115.512436][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  115.512438][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  115.512440][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  115.512442][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  115.512444][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.512447][ T2147] RIP: 0033:0x7f4e6ce1b54e
[  115.512450][ T2147] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  115.512452][ T2147] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  115.512455][ T2147] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[  115.512456][ T2147] RDX: 0000000000000030 RSI: 000055a5abb4b300 RDI: 0000000000000014
[  115.512457][ T2147] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[  115.512458][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb53230
[  115.512459][ T2147] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [  116.832763][ T2146] softirqs last disabled at (425680): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  116.832766][ T2146] Preemption disabled at:
| [  116.832766][ T2146] vprintk_emit (kernel/printk/printk.c:2471)
| [  116.832776][ T2146] Tainted: [W]=WARN
[  116.832777][ T2146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.832779][ T2146] Call Trace:
[  116.832781][ T2146]  <TASK>
[  116.832783][ T2146]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  116.832788][ T2146]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  116.832790][ T2146]  __might_resched.cold (kernel/sched/core.c:9234)
[  116.832795][ T2146]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  116.832799][ T2146]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  116.832804][ T2146]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  116.832807][ T2146]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  116.832813][ T2146]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  116.832815][ T2146]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  116.832818][ T2146]  put_chars (drivers/char/virtio_console.c:1176)
[  116.832821][ T2146]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  116.832823][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  116.832827][ T2146]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  116.832830][ T2146]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  116.832835][ T2146]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  116.832837][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.832843][ T2146]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  116.832845][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  116.832851][ T2146]  console_emit_next_record (kernel/printk/printk.c:3183)
[  116.832855][ T2146]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  116.832859][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  116.832861][ T2146]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  116.832865][ T2146]  console_flush_one_record (kernel/printk/printk.c:3268)
[  116.832870][ T2146]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  116.832871][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.832877][ T2146]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  116.832879][ T2146]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  116.832881][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  116.832883][ T2146]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  116.832887][ T2146]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  116.832889][ T2146]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  116.832892][ T2146]  vprintk_emit (kernel/printk/printk.c:2479)
[  116.832896][ T2146]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  116.832898][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.832900][ T2146]  ? 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)
[  116.832906][ T2146]  dev_vprintk_emit (drivers/base/core.c:5000)
[  116.832912][ T2146]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  116.832917][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  116.832922][ T2146]  dev_printk_emit (drivers/base/core.c:5011)
[  116.832924][ T2146]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  116.832926][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  116.832929][ T2146]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  116.832931][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.832933][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.832934][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  116.832936][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  116.832941][ T2146]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  116.832946][ T2146]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  116.832949][ T2146]  ? netdev_notice (net/core/dev.c:13194)
[  116.832951][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  116.832955][ T2146]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  116.832957][ T2146]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  116.832961][ T2146]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  116.832963][ T2146]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  116.832967][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.832969][ T2146]  ? 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)
[  116.832971][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  116.832974][ T2146]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  116.832977][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  116.832980][ T2146]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  116.832986][ T2146]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  116.832989][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.832994][ T2146]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  116.832996][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  116.832998][ T2146]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  116.833000][ T2146]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  116.833002][ T2146]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  116.833006][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.833011][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  116.833012][ T2146]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  116.833015][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  116.833018][ T2146]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  116.833019][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  116.833021][ T2146]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  116.833023][ T2146]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  116.833026][ T2146]  ? __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)
[  116.833029][ T2146]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  116.833030][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.833032][ T2146]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  116.833035][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  116.833037][ T2146]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  116.833039][ T2146]  ? nla_get_range_signed (lib/nlattr.c:270)
[  116.833045][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  116.833048][ T2146]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  116.833057][ T2146]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  116.833061][ T2146]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  116.833062][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.833086][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  116.833088][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  116.833091][ T2146]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  116.833093][ T2146]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  116.833095][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.833099][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  116.833101][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  116.833103][ T2146]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  116.833105][ T2146]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  116.833109][ T2146]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  116.833113][ T2146]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  116.833118][ T2146]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.833121][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.833127][ T2146]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  116.833129][ T2146]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  116.833133][ T2146]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  116.833137][ T2146]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.833140][ T2146]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  116.833147][ T2146]  ? 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))
[  116.833149][ T2146]  ? 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))
[  116.833154][ T2146]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  116.833158][ T2146]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  116.833161][ T2146]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.833166][ T2146]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  116.833170][ T2146]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  116.833174][ T2146]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  116.833177][ T2146]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  116.833181][ T2146]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  116.833185][ T2146]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  116.833199][ T2146]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  116.833201][ T2146]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  116.833205][ T2146]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  116.833208][ T2146]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  116.833210][ T2146]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  116.833211][ T2146]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  116.833214][ T2146]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  116.833216][ T2146] RIP: 0033:0x7f4e6ce1b54e
[  116.833220][ T2146] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  116.833222][ T2146] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  116.833225][ T2146] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[  116.833226][ T2146] RDX: 0000000000000030 RSI: 000055a5ab9e5e90 RDI: 0000000000000012
[  116.833227][ T2146] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[  116.833228][ T2146] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb55450
[  116.833229][ T2146] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [  118.114946][ T2147] softirqs last disabled at (886150): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  118.114948][ T2147] Preemption disabled at:
| [  118.114949][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [  118.114958][ T2147] Tainted: [W]=WARN
[  118.114959][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  118.114961][ T2147] Call Trace:
[  118.114963][ T2147]  <TASK>
[  118.114965][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  118.114970][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  118.114973][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[  118.114977][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  118.114981][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  118.114986][ T2147]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  118.114989][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  118.114997][ T2147]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  118.115000][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  118.115003][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[  118.115006][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  118.115008][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  118.115012][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  118.115015][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  118.115020][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  118.115023][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.115028][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  118.115031][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.115036][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  118.115040][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  118.115045][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.115047][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  118.115051][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  118.115055][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  118.115057][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.115062][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  118.115065][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  118.115067][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.115069][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  118.115073][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  118.115074][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  118.115078][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[  118.115082][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  118.115084][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.115086][ T2147]  ? 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)
[  118.115091][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[  118.115097][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  118.115103][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  118.115107][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[  118.115110][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  118.115113][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  118.115118][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  118.115121][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.115123][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.115125][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  118.115127][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  118.115132][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  118.115137][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  118.115140][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[  118.115142][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  118.115146][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  118.115148][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  118.115152][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  118.115154][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  118.115158][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.115159][ T2147]  ? 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)
[  118.115162][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  118.115165][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  118.115167][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  118.115171][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  118.115177][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  118.115180][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.115183][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  118.115185][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  118.115186][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  118.115188][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  118.115190][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  118.115195][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.115199][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  118.115201][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  118.115204][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.115206][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  118.115208][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.115209][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.115211][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  118.115214][ T2147]  ? __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)
[  118.115217][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  118.115219][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.115221][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  118.115223][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  118.115226][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  118.115227][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  118.115234][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  118.115237][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  118.115245][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  118.115249][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  118.115251][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.115275][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  118.115276][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  118.115280][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  118.115282][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  118.115283][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.115288][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  118.115290][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  118.115292][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  118.115294][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  118.115298][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  118.115301][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  118.115304][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.115306][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.115311][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  118.115312][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  118.115317][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  118.115320][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.115323][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  118.115330][ T2147]  ? 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))
[  118.115332][ T2147]  ? 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))
[  118.115337][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  118.115342][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  118.115345][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.115349][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  118.115354][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  118.115358][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  118.115361][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  118.115365][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  118.115369][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  118.115383][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  118.115385][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  118.115389][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  118.115392][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  118.115393][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  118.115395][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  118.115398][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  118.115400][ T2147] RIP: 0033:0x7f4e6ce1b54e
[  118.115404][ T2147] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  118.115406][ T2147] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  118.115409][ T2147] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[  118.115411][ T2147] RDX: 0000000000000030 RSI: 000055a5abb4a2b0 RDI: 0000000000000014
[  118.115411][ T2147] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[  118.115412][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb7e420
[  118.115413][ T2147] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [  119.370818][ T2147] softirqs last disabled at (950688): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  119.370821][ T2147] Preemption disabled at:
| [  119.370821][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [  119.370830][ T2147] Tainted: [W]=WARN
[  119.370831][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.370833][ T2147] Call Trace:
[  119.370834][ T2147]  <TASK>
[  119.370836][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  119.370841][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  119.370843][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[  119.370848][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  119.370852][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  119.370857][ T2147]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  119.370859][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  119.370865][ T2147]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  119.370867][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  119.370870][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[  119.370873][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  119.370875][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  119.370879][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  119.370881][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  119.370886][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  119.370889][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.370894][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  119.370897][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.370902][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  119.370906][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  119.370911][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.370913][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.370917][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  119.370921][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  119.370923][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.370928][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  119.370931][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  119.370933][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.370935][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  119.370938][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  119.370940][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  119.370943][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[  119.370947][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  119.370950][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.370951][ T2147]  ? 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)
[  119.370957][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[  119.370962][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  119.370968][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  119.370973][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[  119.370975][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  119.370977][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  119.370981][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  119.370982][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.370984][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.370985][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  119.370987][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  119.370995][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  119.371001][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  119.371003][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[  119.371006][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  119.371009][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  119.371012][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  119.371015][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  119.371018][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  119.371021][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.371023][ T2147]  ? 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)
[  119.371025][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  119.371028][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  119.371031][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  119.371034][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  119.371040][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  119.371044][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.371047][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  119.371048][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  119.371050][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  119.371052][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  119.371054][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  119.371058][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.371063][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  119.371065][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  119.371068][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.371070][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.371071][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.371073][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.371075][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  119.371078][ T2147]  ? __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)
[  119.371081][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  119.371082][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.371084][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  119.371087][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  119.371089][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  119.371091][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  119.371098][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  119.371101][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  119.371109][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  119.371114][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  119.371117][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.371146][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  119.371148][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  119.371151][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  119.371153][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  119.371155][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.371159][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  119.371161][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  119.371164][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  119.371166][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  119.371169][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  119.371172][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  119.371176][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.371177][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.371182][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  119.371184][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  119.371188][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  119.371191][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.371195][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.371202][ T2147]  ? 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))
[  119.371204][ T2147]  ? 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))
[  119.371208][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.371213][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.371215][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.371220][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  119.371225][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  119.371228][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  119.371232][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  119.371236][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  119.371240][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  119.371250][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  119.371256][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  119.371258][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  119.371262][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  119.371264][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  119.371265][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  119.371267][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  119.371270][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.371272][ T2147] RIP: 0033:0x7f4e6ce1b54e
[  119.371276][ T2147] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  119.371277][ T2147] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  119.371280][ T2147] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[  119.371282][ T2147] RDX: 0000000000000030 RSI: 000055a5abb4c2a0 RDI: 0000000000000014
[  119.371283][ T2147] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[  119.371283][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb5b5d0
[  119.371284][ T2147] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [  120.761114][ T2147] softirqs last disabled at (1027020): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  120.761117][ T2147] Preemption disabled at:
| [  120.761118][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [  120.761130][ T2147] Tainted: [W]=WARN
[  120.761131][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.761134][ T2147] Call Trace:
[  120.761136][ T2147]  <TASK>
[  120.761138][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  120.761144][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  120.761146][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[  120.761151][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  120.761155][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  120.761159][ T2147]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  120.761161][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  120.761167][ T2147]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  120.761170][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  120.761173][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[  120.761176][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  120.761177][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  120.761182][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  120.761184][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  120.761189][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  120.761192][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.761196][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  120.761199][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.761204][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  120.761208][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  120.761212][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.761214][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.761218][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  120.761222][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  120.761224][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.761229][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  120.761232][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  120.761233][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.761235][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  120.761239][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  120.761240][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  120.761243][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[  120.761247][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  120.761249][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.761251][ T2147]  ? 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)
[  120.761257][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[  120.761262][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  120.761268][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  120.761272][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[  120.761274][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  120.761276][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  120.761279][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  120.761281][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.761282][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.761284][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  120.761286][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  120.761290][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  120.761296][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  120.761298][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[  120.761300][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  120.761304][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  120.761306][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  120.761310][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  120.761312][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  120.761315][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.761317][ T2147]  ? 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)
[  120.761319][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  120.761323][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  120.761325][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  120.761328][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  120.761334][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  120.761337][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.761340][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  120.761342][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  120.761343][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  120.761345][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  120.761347][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  120.761351][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.761356][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  120.761357][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  120.761360][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.761363][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.761364][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.761365][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.761368][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  120.761370][ T2147]  ? __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)
[  120.761373][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  120.761375][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.761377][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  120.761379][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  120.761381][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  120.761383][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  120.761389][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  120.761392][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  120.761400][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  120.761404][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  120.761405][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.761428][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  120.761430][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  120.761433][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  120.761435][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  120.761437][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.761441][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  120.761443][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  120.761445][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  120.761447][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  120.761451][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  120.761453][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  120.761457][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.761459][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.761463][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  120.761465][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  120.761469][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  120.761472][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.761475][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.761482][ T2147]  ? 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))
[  120.761484][ T2147]  ? 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))
[  120.761489][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.761493][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.761496][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.761497][ T2147]  ? trace_contended_release (./include/linux/srcutree.h:292 (discriminator 3) ./include/linux/srcu.h:397 (discriminator 3) ./include/linux/srcu.h:645 (discriminator 3) ./include/trace/events/lock.h:144 (discriminator 3) ./include/trace/events/lock.h:144 (discriminator 3) ./include/trace/events/lock.h:144 (discriminator 3))
[  120.761502][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  120.761506][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  120.761510][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  120.761513][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  120.761517][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  120.761521][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  120.761526][ T2147]  ? rcutree_report_cpu_dead (kernel/rcu/tree.c:4507)
[  120.761534][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  120.761538][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  120.761540][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  120.761543][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  120.761546][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  120.761548][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  120.761549][ T2147]  ? irq_exit_rcu (kernel/softirq.c:786)
[  120.761554][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.761556][ T2147] RIP: 0033:0x7f4e6ce1b54e
[  120.761560][ T2147] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  120.761561][ T2147] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  120.761564][ T2147] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[  120.761566][ T2147] RDX: 0000000000000030 RSI: 000055a5abb4c650 RDI: 0000000000000014
[  120.761567][ T2147] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[  120.761567][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb5c690
[  120.761568][ T2147] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [  122.051096][ T2147] softirqs last disabled at (1099050): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  122.051098][ T2147] Preemption disabled at:
| [  122.051099][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [  122.051108][ T2147] Tainted: [W]=WARN
[  122.051109][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.051111][ T2147] Call Trace:
[  122.051113][ T2147]  <TASK>
[  122.051115][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  122.051122][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  122.051125][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[  122.051130][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  122.051134][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  122.051139][ T2147]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  122.051141][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  122.051146][ T2147]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  122.051149][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  122.051152][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[  122.051155][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  122.051156][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  122.051161][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  122.051163][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  122.051168][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  122.051171][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.051176][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  122.051179][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.051184][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  122.051188][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  122.051192][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.051194][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.051198][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  122.051202][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  122.051204][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.051209][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  122.051212][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  122.051213][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.051215][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  122.051219][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  122.051220][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  122.051223][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[  122.051227][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  122.051229][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.051231][ T2147]  ? 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)
[  122.051236][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[  122.051242][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  122.051247][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  122.051251][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[  122.051254][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  122.051256][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  122.051259][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  122.051261][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.051262][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.051263][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  122.051265][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  122.051269][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  122.051275][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  122.051277][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[  122.051279][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  122.051283][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  122.051285][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  122.051288][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  122.051291][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  122.051294][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.051296][ T2147]  ? 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)
[  122.051298][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  122.051301][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  122.051304][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  122.051307][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  122.051313][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  122.051316][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.051319][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  122.051320][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  122.051322][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  122.051324][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  122.051326][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  122.051330][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.051334][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  122.051336][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  122.051339][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.051341][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.051343][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.051344][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.051346][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  122.051349][ T2147]  ? __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)
[  122.051352][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  122.051353][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.051355][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  122.051357][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  122.051360][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  122.051362][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  122.051370][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  122.051378][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  122.051382][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  122.051383][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.051406][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  122.051407][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  122.051410][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  122.051412][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  122.051414][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.051418][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  122.051420][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  122.051422][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  122.051424][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  122.051428][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  122.051430][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  122.051434][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.051435][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.051440][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  122.051441][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  122.051446][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  122.051449][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.051452][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  122.051459][ T2147]  ? 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))
[  122.051461][ T2147]  ? 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))
[  122.051466][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.051470][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.051472][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.051477][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  122.051481][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  122.051485][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  122.051488][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  122.051492][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  122.051495][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  122.051509][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  122.051511][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  122.051515][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  122.051518][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  122.051519][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  122.051521][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  122.051523][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.051526][ T2147] RIP: 0033:0x7f4e6ce1b54e
[  122.051530][ T2147] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  122.051531][ T2147] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  122.051534][ T2147] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[  122.051535][ T2147] RDX: 0000000000000030 RSI: 000055a5ab9e5cf0 RDI: 0000000000000014
[  122.051536][ T2147] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[  122.051537][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb702f0
[  122.051538][ T2147] R13: 00007ffec6688ce4 R14: 0000000000000000 R15: 0000000000000000
| [  123.318216][ T2147] softirqs last disabled at (1175766): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  123.318218][ T2147] Preemption disabled at:
| [  123.318219][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [  123.318228][ T2147] Tainted: [W]=WARN
[  123.318229][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.318231][ T2147] Call Trace:
[  123.318233][ T2147]  <TASK>
[  123.318235][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  123.318240][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  123.318242][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[  123.318247][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  123.318251][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  123.318256][ T2147]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  123.318259][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  123.318265][ T2147]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  123.318267][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  123.318270][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[  123.318274][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  123.318275][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  123.318280][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  123.318282][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  123.318287][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  123.318289][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.318295][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  123.318298][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.318303][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  123.318307][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  123.318312][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.318314][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  123.318318][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  123.318322][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  123.318324][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.318330][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  123.318332][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  123.318334][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.318336][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  123.318340][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  123.318342][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  123.318345][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[  123.318349][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  123.318351][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.318353][ T2147]  ? 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)
[  123.318359][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[  123.318364][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  123.318370][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  123.318375][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[  123.318377][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  123.318379][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  123.318382][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  123.318384][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.318385][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.318387][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  123.318389][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  123.318394][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  123.318399][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  123.318401][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[  123.318404][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  123.318408][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  123.318410][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  123.318413][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  123.318416][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  123.318420][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.318422][ T2147]  ? 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)
[  123.318424][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  123.318427][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  123.318430][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  123.318433][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  123.318439][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  123.318442][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.318445][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  123.318447][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  123.318448][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  123.318451][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  123.318453][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  123.318458][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.318462][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  123.318464][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  123.318467][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.318469][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  123.318471][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.318472][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.318475][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  123.318477][ T2147]  ? __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)
[  123.318481][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  123.318482][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.318484][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  123.318486][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  123.318489][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  123.318491][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  123.318497][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  123.318501][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  123.318509][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  123.318513][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  123.318515][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.318540][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  123.318542][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  123.318545][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  123.318547][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  123.318549][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.318553][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  123.318555][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  123.318558][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  123.318560][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  123.318564][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  123.318566][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  123.318570][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.318572][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.318576][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  123.318578][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  123.318582][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  123.318586][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.318589][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  123.318597][ T2147]  ? 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))
[  123.318599][ T2147]  ? 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))
[  123.318604][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.318608][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  123.318611][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.318616][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  123.318621][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  123.318625][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  123.318628][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  123.318632][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  123.318636][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  123.318647][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  123.318654][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  123.318656][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  123.318660][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  123.318662][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  123.318663][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  123.318665][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  123.318668][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.318670][ T2147] RIP: 0033:0x7f4e6ce1b54e
[  123.318674][ T2147] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  123.318676][ T2147] RSP: 002b:00007ffec6688ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  123.318679][ T2147] RAX: ffffffffffffffda RBX: 000055a5ab9e5a60 RCX: 00007f4e6ce1b54e
[  123.318680][ T2147] RDX: 0000000000000030 RSI: 000055a5abb3ab00 RDI: 0000000000000014
[  123.318681][ T2147] RBP: 00007ffec6688bb0 R08: 00007ffec6688c00 R09: 0000000000000080
[  123.318682][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a5abb71050


Finger prints:
netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print