======================================
| [    8.845066][   T90] softirqs last disabled at (489494): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [    8.845068][   T90] Preemption disabled at:
| [    8.845069][   T90] vprintk_emit (kernel/printk/printk.c:2471)
| [    8.845078][   T90] Tainted: [W]=WARN
[    8.845079][   T90] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.845081][   T90] Call Trace:
[    8.845082][   T90]  <TASK>
[    8.845084][   T90]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    8.845089][   T90]  ? vprintk_emit (kernel/printk/printk.c:2471)
[    8.845091][   T90]  __might_resched.cold (kernel/sched/core.c:9234)
[    8.845096][   T90]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    8.845100][   T90]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    8.845105][   T90]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    8.845107][   T90]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    8.845113][   T90]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.845115][   T90]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    8.845118][   T90]  put_chars (drivers/char/virtio_console.c:1176)
[    8.845121][   T90]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    8.845124][   T90]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[    8.845129][   T90]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    8.845132][   T90]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.845137][   T90]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    8.845140][   T90]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.845146][   T90]  console_emit_next_record (kernel/printk/printk.c:3183)
[    8.845150][   T90]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    8.845156][   T90]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.845158][   T90]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    8.845162][   T90]  console_flush_one_record (kernel/printk/printk.c:3268)
[    8.845166][   T90]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    8.845168][   T90]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.845173][   T90]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    8.845176][   T90]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    8.845177][   T90]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.845179][   T90]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    8.845183][   T90]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    8.845184][   T90]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    8.845188][   T90]  vprintk_emit (kernel/printk/printk.c:2479)
[    8.845191][   T90]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    8.845193][   T90]  ? write_profile (profile.c:?)
[    8.845196][   T90]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    8.845203][   T90]  dev_vprintk_emit (drivers/base/core.c:5000)
[    8.845208][   T90]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[    8.845213][   T90]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[    8.845219][   T90]  dev_printk_emit (drivers/base/core.c:5011)
[    8.845221][   T90]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[    8.845225][   T90]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[    8.845230][   T90]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[    8.845235][   T90]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[    8.845238][   T90]  ? netdev_notice (net/core/dev.c:13194)
[    8.845240][   T90]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.845244][   T90]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    8.845247][   T90]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[    8.845250][   T90]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[    8.845253][   T90]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[    8.845256][   T90]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.845257][   T90]  ? 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)
[    8.845260][   T90]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[    8.845263][   T90]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[    8.845266][   T90]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.845269][   T90]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[    8.845274][   T90]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[    8.845277][   T90]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.845280][   T90]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[    8.845282][   T90]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    8.845283][   T90]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    8.845286][   T90]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.845288][   T90]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    8.845292][   T90]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.845297][   T90]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.845298][   T90]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[    8.845301][   T90]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.845304][   T90]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    8.845305][   T90]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.845306][   T90]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.845309][   T90]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[    8.845311][   T90]  ? __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)
[    8.845314][   T90]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[    8.845315][   T90]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.845317][   T90]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[    8.845320][   T90]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    8.845322][   T90]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[    8.845324][   T90]  ? nla_get_range_signed (lib/nlattr.c:270)
[    8.845330][   T90]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    8.845333][   T90]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[    8.845341][   T90]  rtnl_setlink (net/core/rtnetlink.c:3596)
[    8.845344][   T90]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    8.845346][   T90]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.845369][   T90]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.845371][   T90]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.845374][   T90]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    8.845375][   T90]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    8.845377][   T90]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.845382][   T90]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.845383][   T90]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.845386][   T90]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    8.845388][   T90]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    8.845391][   T90]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    8.845394][   T90]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[    8.845397][   T90]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.845399][   T90]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.845403][   T90]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.845405][   T90]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.845409][   T90]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[    8.845412][   T90]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.845415][   T90]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.845422][   T90]  ? 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))
[    8.845424][   T90]  ? 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))
[    8.845429][   T90]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.845433][   T90]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.845436][   T90]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.845440][   T90]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[    8.845444][   T90]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[    8.845448][   T90]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[    8.845452][   T90]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[    8.845455][   T90]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[    8.845459][   T90]  ? __ia32_sys_getpeername (net/socket.c:2235)
[    8.845469][   T90]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[    8.845475][   T90]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[    8.845477][   T90]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    8.845481][   T90]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    8.845483][   T90]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[    8.845484][   T90]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    8.845486][   T90]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    8.845488][   T90]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.845491][   T90] RIP: 0033:0x7f391be9b54e
[    8.845495][   T90] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.845496][   T90] RSP: 002b:00007ffd3db2a660 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[    8.845499][   T90] RAX: ffffffffffffffda RBX: 00005636012b1f30 RCX: 00007f391be9b54e
[    8.845500][   T90] RDX: 0000000000000030 RSI: 00005636012b3980 RDI: 0000000000000022
[    8.845501][   T90] RBP: 00007ffd3db2a670 R08: 00007ffd3db2a6c0 R09: 0000000000000080
[    8.845502][   T90] R10: 0000000000000000 R11: 0000000000000202 R12: 0000563601408250
[    8.845503][   T90] R13: 00007ffd3db2a7a4 R14: 0000000000000000 R15: 0000000000000000
| [   12.666432][   T84] softirqs last disabled at (517010): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   12.666434][   T84] Preemption disabled at:
| [   12.666435][   T84] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.666443][   T84] Tainted: [W]=WARN
[   12.666444][   T84] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.666446][   T84] Call Trace:
[   12.666447][   T84]  <TASK>
[   12.666449][   T84]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.666454][   T84]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.666456][   T84]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.666461][   T84]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.666465][   T84]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.666470][   T84]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   12.666473][   T84]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.666481][   T84]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.666484][   T84]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.666487][   T84]  put_chars (drivers/char/virtio_console.c:1176)
[   12.666490][   T84]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.666491][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.666496][   T84]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.666498][   T84]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.666502][   T84]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.666505][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.666509][   T84]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.666512][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.666516][   T84]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.666520][   T84]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.666524][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.666526][   T84]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.666530][   T84]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.666534][   T84]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.666535][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.666540][   T84]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.666542][   T84]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.666544][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.666546][   T84]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.666549][   T84]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.666551][   T84]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.666554][   T84]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.666557][   T84]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.666560][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.666564][   T84]  dev_vprintk_emit (drivers/base/core.c:5000)
[   12.666569][   T84]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   12.666578][   T84]  dev_printk_emit (drivers/base/core.c:5011)
[   12.666580][   T84]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   12.666582][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.666585][   T84]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.666587][   T84]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   12.666590][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.666592][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.666597][   T84]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   12.666604][   T84]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   12.666607][   T84]  ? netdev_notice (net/core/dev.c:13194)
[   12.666609][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.666613][   T84]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.666615][   T84]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.666621][   T84]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.666624][   T84]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   12.666628][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.666629][   T84]  ? 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)
[   12.666631][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   12.666634][   T84]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   12.666637][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.666640][   T84]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   12.666645][   T84]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.666648][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.666651][   T84]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.666653][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.666654][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.666656][   T84]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.666657][   T84]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.666661][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.666666][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.666667][   T84]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   12.666670][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.666672][   T84]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.666674][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.666675][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.666677][   T84]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.666680][   T84]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   12.666683][   T84]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.666684][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.666686][   T84]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   12.666688][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.666690][   T84]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.666692][   T84]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.666698][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.666701][   T84]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.666709][   T84]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   12.666712][   T84]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   12.666714][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.666739][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.666741][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.666744][   T84]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.666746][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.666748][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.666752][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.666753][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.666755][   T84]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   12.666757][   T84]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.666761][   T84]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   12.666763][   T84]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.666766][   T84]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.666768][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.666772][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.666774][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.666778][   T84]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.666781][   T84]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.666784][   T84]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.666790][   T84]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.666792][   T84]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.666797][   T84]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.666801][   T84]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.666803][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.666808][   T84]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.666812][   T84]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.666816][   T84]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.666820][   T84]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.666825][   T84]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   12.666829][   T84]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   12.666839][   T84]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   12.666844][   T84]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   12.666846][   T84]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.666850][   T84]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.666851][   T84]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   12.666853][   T84]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.666854][   T84]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.666857][   T84]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.666859][   T84] RIP: 0033:0x7f391be9b54e
[   12.666863][   T84] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.666865][   T84] RSP: 002b:00007ffd3db2a660 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   12.666868][   T84] RAX: ffffffffffffffda RBX: 00005636012b1f30 RCX: 00007f391be9b54e
[   12.666869][   T84] RDX: 0000000000000030 RSI: 0000563601407870 RDI: 0000000000000016
[   12.666870][   T84] RBP: 00007ffd3db2a670 R08: 00007ffd3db2a6c0 R09: 0000000000000080
[   12.666871][   T84] R10: 0000000000000000 R11: 0000000000000202 R12: 00005636014098d0
[   12.666872][   T84] R13: 00007ffd3db2a7a4 R14: 0000000000000000 R15: 0000000000000000
| [   13.787793][   T84] softirqs last disabled at (763770): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   13.787795][   T84] Preemption disabled at:
| [   13.787795][   T84] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.787805][   T84] Tainted: [W]=WARN
[   13.787806][   T84] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.787807][   T84] Call Trace:
[   13.787809][   T84]  <TASK>
[   13.787811][   T84]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.787816][   T84]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.787818][   T84]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.787823][   T84]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.787827][   T84]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.787832][   T84]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   13.787834][   T84]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.787840][   T84]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.787842][   T84]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.787845][   T84]  put_chars (drivers/char/virtio_console.c:1176)
[   13.787848][   T84]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.787850][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.787854][   T84]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.787857][   T84]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.787862][   T84]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.787864][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.787869][   T84]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.787872][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.787877][   T84]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.787881][   T84]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.787886][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.787888][   T84]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.787892][   T84]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.787896][   T84]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.787898][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.787903][   T84]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.787906][   T84]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.787907][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.787909][   T84]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.787913][   T84]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.787914][   T84]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.787918][   T84]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.787921][   T84]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.787924][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.787929][   T84]  dev_vprintk_emit (drivers/base/core.c:5000)
[   13.787934][   T84]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   13.787943][   T84]  dev_printk_emit (drivers/base/core.c:5011)
[   13.787946][   T84]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   13.787948][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.787951][   T84]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.787953][   T84]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   13.787956][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.787958][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.787962][   T84]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   13.787968][   T84]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   13.787970][   T84]  ? netdev_notice (net/core/dev.c:13194)
[   13.787973][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.787977][   T84]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.787979][   T84]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.787982][   T84]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.787985][   T84]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   13.787988][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.787990][   T84]  ? 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)
[   13.787992][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   13.787995][   T84]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   13.787998][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.788001][   T84]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   13.788007][   T84]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.788010][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.788013][   T84]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.788015][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.788016][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.788019][   T84]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.788020][   T84]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.788025][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.788029][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.788031][   T84]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   13.788034][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.788036][   T84]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.788037][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.788039][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.788041][   T84]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.788044][   T84]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   13.788047][   T84]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.788048][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.788050][   T84]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   13.788052][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.788055][   T84]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.788057][   T84]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.788069][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.788072][   T84]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   13.788080][   T84]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   13.788084][   T84]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   13.788086][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.788109][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.788110][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.788114][   T84]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.788115][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.788117][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.788122][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.788123][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.788126][   T84]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   13.788128][   T84]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.788131][   T84]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   13.788134][   T84]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.788137][   T84]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.788139][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.788143][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.788145][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.788149][   T84]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.788155][   T84]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.788158][   T84]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.788165][   T84]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.788167][   T84]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.788172][   T84]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.788176][   T84]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.788179][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.788181][   T84]  ? do_raw_spin_trylock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:93 kernel/locking/spinlock_debug.c:123)
[   13.788185][   T84]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.788189][   T84]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.788193][   T84]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.788196][   T84]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.788200][   T84]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   13.788204][   T84]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   13.788214][   T84]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   13.788220][   T84]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   13.788222][   T84]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.788226][   T84]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.788228][   T84]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   13.788230][   T84]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.788231][   T84]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.788234][   T84]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.788236][   T84] RIP: 0033:0x7f391be9b54e
[   13.788240][   T84] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.788242][   T84] RSP: 002b:00007ffd3db2a660 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   13.788245][   T84] RAX: ffffffffffffffda RBX: 00005636012b1f30 RCX: 00007f391be9b54e
[   13.788246][   T84] RDX: 0000000000000030 RSI: 000056360140dba0 RDI: 0000000000000016
[   13.788247][   T84] RBP: 00007ffd3db2a670 R08: 00007ffd3db2a6c0 R09: 0000000000000080
[   13.788248][   T84] R10: 0000000000000000 R11: 0000000000000202 R12: 00005636014114c0
[   13.788249][   T84] R13: 00007ffd3db2a7a4 R14: 0000000000000000 R15: 0000000000000000
| [   14.990330][   T88] softirqs last disabled at (1237824): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   14.990332][   T88] Preemption disabled at:
| [   14.990333][   T88] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.990342][   T88] Tainted: [W]=WARN
[   14.990343][   T88] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.990345][   T88] Call Trace:
[   14.990346][   T88]  <TASK>
[   14.990348][   T88]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.990353][   T88]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.990355][   T88]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.990360][   T88]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.990364][   T88]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.990369][   T88]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   14.990371][   T88]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.990377][   T88]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.990379][   T88]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.990382][   T88]  put_chars (drivers/char/virtio_console.c:1176)
[   14.990385][   T88]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.990386][   T88]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.990391][   T88]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.990393][   T88]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.990398][   T88]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.990401][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.990406][   T88]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.990409][   T88]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.990414][   T88]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.990417][   T88]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.990422][   T88]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.990424][   T88]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.990428][   T88]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.990433][   T88]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.990434][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.990439][   T88]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.990442][   T88]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.990444][   T88]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.990446][   T88]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.990449][   T88]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.990451][   T88]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.990454][   T88]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.990458][   T88]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.990461][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.990465][   T88]  dev_vprintk_emit (drivers/base/core.c:5000)
[   14.990471][   T88]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   14.990480][   T88]  dev_printk_emit (drivers/base/core.c:5011)
[   14.990482][   T88]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   14.990484][   T88]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.990487][   T88]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.990489][   T88]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.990493][   T88]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.990495][   T88]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.990499][   T88]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   14.990504][   T88]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   14.990507][   T88]  ? netdev_notice (net/core/dev.c:13194)
[   14.990509][   T88]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.990513][   T88]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.990515][   T88]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.990519][   T88]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.990521][   T88]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   14.990525][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.990526][   T88]  ? 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)
[   14.990529][   T88]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   14.990532][   T88]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   14.990534][   T88]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.990538][   T88]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   14.990544][   T88]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.990547][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.990550][   T88]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.990551][   T88]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.990552][   T88]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.990555][   T88]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.990556][   T88]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.990561][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.990565][   T88]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.990567][   T88]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   14.990570][   T88]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.990572][   T88]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.990574][   T88]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.990575][   T88]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.990577][   T88]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.990580][   T88]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   14.990583][   T88]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.990584][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.990586][   T88]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   14.990589][   T88]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.990591][   T88]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.990593][   T88]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.990599][   T88]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.990602][   T88]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   14.990611][   T88]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   14.990614][   T88]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.990616][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.990640][   T88]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.990641][   T88]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.990644][   T88]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.990646][   T88]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.990648][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.990652][   T88]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.990654][   T88]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.990656][   T88]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.990659][   T88]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.990662][   T88]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.990665][   T88]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.990668][   T88]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.990670][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.990675][   T88]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.990676][   T88]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.990680][   T88]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.990683][   T88]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.990687][   T88]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.990694][   T88]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.990696][   T88]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.990701][   T88]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.990706][   T88]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.990708][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.990711][   T88]  ? do_raw_spin_trylock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:93 kernel/locking/spinlock_debug.c:123)
[   14.990714][   T88]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.990719][   T88]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.990723][   T88]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.990726][   T88]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.990730][   T88]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   14.990733][   T88]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   14.990745][   T88]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   14.990751][   T88]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   14.990752][   T88]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.990756][   T88]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   14.990758][   T88]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   14.990759][   T88]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.990761][   T88]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.990764][   T88]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.990766][   T88] RIP: 0033:0x7f391be9b54e
[   14.990769][   T88] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.990771][   T88] RSP: 002b:00007ffd3db2a660 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   14.990774][   T88] RAX: ffffffffffffffda RBX: 00005636012b1f30 RCX: 00007f391be9b54e
[   14.990775][   T88] RDX: 0000000000000030 RSI: 00005636012b0550 RDI: 000000000000001e
[   14.990776][   T88] RBP: 00007ffd3db2a670 R08: 00007ffd3db2a6c0 R09: 0000000000000080
[   14.990777][   T88] R10: 0000000000000000 R11: 0000000000000202 R12: 000056360141f940
[   14.990778][   T88] R13: 00007ffd3db2a7a4 R14: 0000000000000000 R15: 0000000000000000
| [   16.363959][   T91] softirqs last disabled at (832896): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   16.363961][   T91] Preemption disabled at:
| [   16.363962][   T91] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.363971][   T91] Tainted: [W]=WARN
[   16.363972][   T91] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.363973][   T91] Call Trace:
[   16.363975][   T91]  <TASK>
[   16.363976][   T91]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.363982][   T91]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.363984][   T91]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.363989][   T91]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.363993][   T91]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.363997][   T91]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   16.363999][   T91]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.364005][   T91]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.364007][   T91]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.364010][   T91]  put_chars (drivers/char/virtio_console.c:1176)
[   16.364013][   T91]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.364014][   T91]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.364019][   T91]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.364021][   T91]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.364026][   T91]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.364028][   T91]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.364033][   T91]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.364036][   T91]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.364041][   T91]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.364045][   T91]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.364049][   T91]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.364051][   T91]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.364054][   T91]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.364058][   T91]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.364060][   T91]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.364065][   T91]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.364067][   T91]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.364069][   T91]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.364071][   T91]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.364081][   T91]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.364082][   T91]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.364085][   T91]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.364089][   T91]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.364091][   T91]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.364096][   T91]  dev_vprintk_emit (drivers/base/core.c:5000)
[   16.364101][   T91]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   16.364109][   T91]  dev_printk_emit (drivers/base/core.c:5011)
[   16.364112][   T91]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   16.364113][   T91]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.364116][   T91]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.364118][   T91]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   16.364122][   T91]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.364124][   T91]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.364128][   T91]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   16.364133][   T91]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   16.364135][   T91]  ? netdev_notice (net/core/dev.c:13194)
[   16.364137][   T91]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.364141][   T91]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.364143][   T91]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   16.364146][   T91]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   16.364149][   T91]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   16.364152][   T91]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.364156][   T91]  ? 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)
[   16.364158][   T91]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   16.364161][   T91]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   16.364164][   T91]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.364167][   T91]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   16.364172][   T91]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   16.364175][   T91]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.364178][   T91]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   16.364180][   T91]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.364181][   T91]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.364183][   T91]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.364185][   T91]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.364189][   T91]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.364193][   T91]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.364194][   T91]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   16.364197][   T91]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.364199][   T91]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.364200][   T91]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.364202][   T91]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.364204][   T91]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   16.364207][   T91]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   16.364210][   T91]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   16.364211][   T91]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.364213][   T91]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   16.364215][   T91]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.364217][   T91]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   16.364219][   T91]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.364225][   T91]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.364228][   T91]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   16.364236][   T91]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   16.364239][   T91]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   16.364241][   T91]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.364262][   T91]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.364264][   T91]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.364267][   T91]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.364269][   T91]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.364270][   T91]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.364274][   T91]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.364276][   T91]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.364278][   T91]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   16.364280][   T91]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.364284][   T91]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   16.364286][   T91]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.364289][   T91]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.364291][   T91]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.364295][   T91]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.364297][   T91]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.364300][   T91]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.364304][   T91]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.364307][   T91]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.364314][   T91]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.364315][   T91]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.364320][   T91]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.364324][   T91]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.364326][   T91]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.364328][   T91]  ? do_raw_spin_trylock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:93 kernel/locking/spinlock_debug.c:123)
[   16.364332][   T91]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.364336][   T91]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   16.364340][   T91]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.364343][   T91]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.364347][   T91]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   16.364350][   T91]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   16.364360][   T91]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   16.364366][   T91]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   16.364368][   T91]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.364371][   T91]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   16.364373][   T91]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   16.364375][   T91]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.364376][   T91]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.364379][   T91]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.364381][   T91] RIP: 0033:0x7f391be9b54e
[   16.364385][   T91] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.364387][   T91] RSP: 002b:00007ffd3db2a660 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   16.364389][   T91] RAX: ffffffffffffffda RBX: 00005636012b1f30 RCX: 00007f391be9b54e
[   16.364391][   T91] RDX: 0000000000000030 RSI: 0000563601412860 RDI: 0000000000000024
[   16.364391][   T91] RBP: 00007ffd3db2a670 R08: 00007ffd3db2a6c0 R09: 0000000000000080
[   16.364392][   T91] R10: 0000000000000000 R11: 0000000000000202 R12: 00005636014159f0
[   16.364393][   T91] R13: 00007ffd3db2a7a4 R14: 0000000000000000 R15: 0000000000000000
| [   17.388667][   T84] softirqs last disabled at (1496316): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   17.388670][   T84] Preemption disabled at:
| [   17.388670][   T84] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.388679][   T84] Tainted: [W]=WARN
[   17.388680][   T84] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.388681][   T84] Call Trace:
[   17.388683][   T84]  <TASK>
[   17.388684][   T84]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.388690][   T84]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.388692][   T84]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.388697][   T84]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.388700][   T84]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.388705][   T84]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   17.388707][   T84]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.388713][   T84]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.388715][   T84]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.388718][   T84]  put_chars (drivers/char/virtio_console.c:1176)
[   17.388721][   T84]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.388722][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.388727][   T84]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.388729][   T84]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.388734][   T84]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.388736][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.388741][   T84]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.388744][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.388748][   T84]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.388752][   T84]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.388756][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.388758][   T84]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.388762][   T84]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.388766][   T84]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.388768][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.388773][   T84]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.388775][   T84]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.388777][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.388779][   T84]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.388782][   T84]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.388783][   T84]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.388786][   T84]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.388790][   T84]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.388793][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.388797][   T84]  dev_vprintk_emit (drivers/base/core.c:5000)
[   17.388802][   T84]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   17.388810][   T84]  dev_printk_emit (drivers/base/core.c:5011)
[   17.388813][   T84]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   17.388815][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.388818][   T84]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.388820][   T84]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   17.388823][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.388825][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.388829][   T84]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   17.388834][   T84]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   17.388836][   T84]  ? netdev_notice (net/core/dev.c:13194)
[   17.388839][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.388842][   T84]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.388844][   T84]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   17.388848][   T84]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.388850][   T84]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   17.388853][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.388855][   T84]  ? 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)
[   17.388857][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   17.388860][   T84]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   17.388862][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.388865][   T84]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   17.388871][   T84]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.388874][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.388877][   T84]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   17.388878][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.388879][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.388882][   T84]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.388883][   T84]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.388887][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.388892][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.388893][   T84]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   17.388896][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.388898][   T84]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.388899][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.388901][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.388903][   T84]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   17.388905][   T84]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   17.388908][   T84]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   17.388909][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.388911][   T84]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   17.388914][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.388916][   T84]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   17.388917][   T84]  ? nla_get_range_signed (lib/nlattr.c:270)
[   17.388924][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.388927][   T84]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   17.388935][   T84]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   17.388938][   T84]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   17.388940][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.388962][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.388964][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.388967][   T84]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.388968][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.388970][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.388974][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.388976][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.388978][   T84]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   17.388980][   T84]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.388984][   T84]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   17.388986][   T84]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.388989][   T84]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.388991][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.388995][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.388997][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.389000][   T84]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.389003][   T84]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.389007][   T84]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.389013][   T84]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.389015][   T84]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.389020][   T84]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.389024][   T84]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.389026][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.389031][   T84]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.389035][   T84]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.389039][   T84]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.389042][   T84]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.389045][   T84]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   17.389049][   T84]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   17.389063][   T84]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   17.389064][   T84]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.389068][   T84]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.389071][   T84]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   17.389072][   T84]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.389074][   T84]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.389081][   T84]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.389083][   T84] RIP: 0033:0x7f391be9b54e
[   17.389087][   T84] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.389089][   T84] RSP: 002b:00007ffd3db2a660 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   17.389091][   T84] RAX: ffffffffffffffda RBX: 00005636012b1f30 RCX: 00007f391be9b54e
[   17.389093][   T84] RDX: 0000000000000030 RSI: 00005636012b2880 RDI: 0000000000000016
[   17.389093][   T84] RBP: 00007ffd3db2a670 R08: 00007ffd3db2a6c0 R09: 0000000000000080
[   17.389094][   T84] R10: 0000000000000000 R11: 0000000000000202 R12: 00005636014210b0
[   17.389095][   T84] R13: 00007ffd3db2a7a4 R14: 0000000000000000 R15: 0000000000000000
| [   18.420453][  T609] softirqs last disabled at (35502): nsim_fib_event_nb (./include/linux/spinlock.h:353 drivers/net/netdevsim/fib.c:1011 drivers/net/netdevsim/fib.c:1043) netdevsim
| [   18.420457][  T609] Preemption disabled at:
| [   18.420458][  T609] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.420467][  T609] Tainted: [W]=WARN
[   18.420468][  T609] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.420469][  T609] Call Trace:
[   18.420471][  T609]  <TASK>
[   18.420472][  T609]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.420478][  T609]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.420479][  T609]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.420484][  T609]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.420488][  T609]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.420492][  T609]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   18.420495][  T609]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.420500][  T609]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   18.420502][  T609]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.420506][  T609]  put_chars (drivers/char/virtio_console.c:1176)
[   18.420508][  T609]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.420515][  T609]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.420522][  T609]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.420524][  T609]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.420528][  T609]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.420531][  T609]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.420536][  T609]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.420539][  T609]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.420543][  T609]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.420547][  T609]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.420549][  T609]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.420554][  T609]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.420556][  T609]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.420558][  T609]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.420560][  T609]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.420563][  T609]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.420565][  T609]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.420568][  T609]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.420572][  T609]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.420573][  T609]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   18.420576][  T609]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   18.420580][  T609]  ? rcu_preempt_deferred_qs_irqrestore (kernel/rcu/tree_plugin.h:571)
[   18.420584][  T609]  _printk (kernel/printk/printk.c:2504)
[   18.420588][  T609]  ? snapshot_read.cold (user.c:?)
[   18.420591][  T609]  ? fib_net_dump (./include/linux/rcupdate.h:882 net/core/fib_notifier.c:77)
[   18.420595][  T609]  ? register_fib_notifier (net/core/fib_notifier.c:108)
[   18.420599][  T609] nsim_fib_create.cold (drivers/net/netdevsim/fib.c:1596 (discriminator 1)) netdevsim
[   18.420607][  T609]  ? nsim_fib_get_val (./arch/x86/include/asm/atomic64_64.h:15) netdevsim
[   18.420611][  T609]  ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6))
[   18.420615][  T609]  ? nsim_dev_traps_init (./include/linux/workqueue.h:715 drivers/net/netdevsim/dev.c:907) netdevsim
[   18.420621][  T609] nsim_dev_reload_create (drivers/net/netdevsim/dev.c:1529) netdevsim
[   18.420625][  T609]  ? devlink_reload_reinit_sanity_check (net/devlink/dev.c:437 (discriminator 1))
[   18.420628][  T609]  devlink_reload (net/devlink/dev.c:475)
[   18.420630][  T609]  ? xa_get_mark (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) lib/xarray.c:2131 (discriminator 2))
[   18.420633][  T609]  ? devlink_notify_unregister (net/devlink/dev.c:308)
[   18.420636][  T609]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.420638][  T609]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   18.420642][  T609]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   18.420648][  T609]  devlink_nl_reload_doit (net/devlink/dev.c:586)
[   18.420650][  T609]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:125 net/devlink/netlink.c:235)
[   18.420652][  T609]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:112 net/devlink/devl_internal.h:118 net/devlink/netlink.c:236)
[   18.420654][  T609]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   18.420655][  T609]  ? devlink_nl_msg_reply_and_new (./include/net/net_namespace.h:422 (discriminator 7))
[   18.420658][  T609]  ? __nla_parse (lib/nlattr.c:732)
[   18.420661][  T609]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   18.420665][  T609]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   18.420669][  T609]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   18.420671][  T609]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.420676][  T609]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.420678][  T609]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   18.420680][  T609]  ? write_profile (profile.c:?)
[   18.420683][  T609]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   18.420688][  T609]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   18.420692][  T609]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   18.420695][  T609]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.420697][  T609]  ? devlink_nl_pre_doit_port (net/devlink/netlink.c:305 (discriminator 1))
[   18.420698][  T609]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   18.420699][  T609]  ? devlink_nl_post_doit (net/devlink/netlink.c:361 (discriminator 1))
[   18.420701][  T609]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.420706][  T609]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   18.420710][  T609]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.420712][  T609]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   18.420715][  T609]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.420723][  T609]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   18.420724][  T609]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   18.420728][  T609]  genl_rcv (net/netlink/genetlink.c:1218)
[   18.420731][  T609]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.420735][  T609]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.420737][  T609]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.420742][  T609]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.420746][  T609]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.420750][  T609]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.420753][  T609]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.420756][  T609]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   18.420760][  T609]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   18.420772][  T609]  ? __ia32_sys_open (fs/open.c:1427)
[   18.420776][  T609]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   18.420778][  T609]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.420782][  T609]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   18.420784][  T609]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   18.420785][  T609]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.420786][  T609]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.420789][  T609]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.420791][  T609] RIP: 0033:0x7fc80667954e
[   18.420795][  T609] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   18.420796][  T609] RSP: 002b:00007fff512a5d50 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   18.420799][  T609] RAX: ffffffffffffffda RBX: 000000002d35e980 RCX: 00007fc80667954e
[   18.420801][  T609] RDX: 000000000000003c RSI: 000000002d35eba0 RDI: 0000000000000005
[   18.420801][  T609] RBP: 00007fff512a5d60 R08: 00007fc80692c980 R09: 000000000000000c
[   18.420803][  T609] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000040d0b0
[   18.420803][  T609] R13: 000000002d35e980 R14: 0000000000000000 R15: 0000000000000003
| [   21.689338][   T88] softirqs last disabled at (2139515): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   21.689341][   T88] Preemption disabled at:
| [   21.689341][   T88] vprintk_emit (kernel/printk/printk.c:2471)
| [   21.689351][   T88] Tainted: [W]=WARN
[   21.689352][   T88] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.689353][   T88] Call Trace:
[   21.689355][   T88]  <TASK>
[   21.689357][   T88]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.689362][   T88]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   21.689364][   T88]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.689369][   T88]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.689373][   T88]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   21.689377][   T88]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   21.689379][   T88]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.689385][   T88]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   21.689388][   T88]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.689391][   T88]  put_chars (drivers/char/virtio_console.c:1176)
[   21.689394][   T88]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.689397][   T88]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   21.689402][   T88]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.689404][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.689409][   T88]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.689412][   T88]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.689418][   T88]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.689422][   T88]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.689426][   T88]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.689429][   T88]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.689432][   T88]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.689437][   T88]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.689438][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.689443][   T88]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.689446][   T88]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.689448][   T88]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.689450][   T88]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   21.689453][   T88]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.689455][   T88]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.689458][   T88]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.689461][   T88]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.689465][   T88]  ? strcmp (lib/string.c:267)
[   21.689470][   T88]  dev_vprintk_emit (drivers/base/core.c:5000)
[   21.689475][   T88]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   21.689477][   T88]  ? check_irq_usage (kernel/locking/lockdep.c:1876 kernel/locking/lockdep.c:2812)
[   21.689485][   T88]  dev_printk_emit (drivers/base/core.c:5011)
[   21.689488][   T88]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   21.689491][   T88]  ? check_prev_add (kernel/locking/lockdep.c:3185)
[   21.689493][   T88]  ? check_prev_add (kernel/locking/lockdep.c:3185)
[   21.689494][   T88]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   21.689501][   T88]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   21.689506][   T88]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   21.689508][   T88]  ? netdev_notice (net/core/dev.c:13194)
[   21.689510][   T88]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.689514][   T88]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.689517][   T88]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   21.689520][   T88]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.689523][   T88]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   21.689526][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.689527][   T88]  ? 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)
[   21.689530][   T88]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   21.689533][   T88]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   21.689536][   T88]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.689537][   T88]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.689541][   T88]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   21.689547][   T88]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.689550][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.689552][   T88]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   21.689554][   T88]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.689555][   T88]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.689558][   T88]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.689560][   T88]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.689564][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.689569][   T88]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.689570][   T88]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   21.689573][   T88]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.689576][   T88]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.689577][   T88]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.689578][   T88]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.689581][   T88]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   21.689583][   T88]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   21.689586][   T88]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   21.689587][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.689589][   T88]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   21.689592][   T88]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.689594][   T88]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   21.689596][   T88]  ? nla_get_range_signed (lib/nlattr.c:270)
[   21.689602][   T88]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.689605][   T88]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   21.689613][   T88]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   21.689617][   T88]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   21.689618][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.689642][   T88]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.689644][   T88]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.689647][   T88]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.689649][   T88]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.689651][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.689655][   T88]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.689657][   T88]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.689659][   T88]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   21.689661][   T88]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.689665][   T88]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   21.689667][   T88]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   21.689671][   T88]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.689673][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.689677][   T88]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.689679][   T88]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.689683][   T88]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   21.689686][   T88]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.689689][   T88]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.689696][   T88]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   21.689698][   T88]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   21.689703][   T88]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.689707][   T88]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.689710][   T88]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.689714][   T88]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   21.689719][   T88]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   21.689722][   T88]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   21.689726][   T88]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   21.689729][   T88]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   21.689733][   T88]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   21.689747][   T88]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   21.689749][   T88]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   21.689753][   T88]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   21.689756][   T88]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   21.689757][   T88]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   21.689759][   T88]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   21.689762][   T88]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.689764][   T88] RIP: 0033:0x7f391be9b54e
[   21.689768][   T88] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   21.689770][   T88] RSP: 002b:00007ffd3db2a660 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   21.689773][   T88] RAX: ffffffffffffffda RBX: 00005636012b1f30 RCX: 00007f391be9b54e
[   21.689774][   T88] RDX: 0000000000000034 RSI: 0000563601428520 RDI: 000000000000001e
[   21.689775][   T88] RBP: 00007ffd3db2a670 R08: 00007ffd3db2a6c0 R09: 0000000000000080
[   21.689775][   T88] R10: 0000000000000000 R11: 0000000000000202 R12: 000056360142af40
[   21.689776][   T88] R13: 00007ffd3db2a7a4 R14: 0000000000000000 R15: 0000000000000000
| [   25.052585][   T90] softirqs last disabled at (1664680): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   25.052588][   T90] Preemption disabled at:
| [   25.052588][   T90] 0x0
| [   25.052599][   T90] Tainted: [W]=WARN
[   25.052600][   T90] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.052602][   T90] Call Trace:
[   25.052603][   T90]  <TASK>
[   25.052605][   T90]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.052611][   T90]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.052616][   T90]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.052620][   T90]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   25.052624][   T90]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   25.052626][   T90]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.052632][   T90]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.052635][   T90]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.052638][   T90]  put_chars (drivers/char/virtio_console.c:1176)
[   25.052641][   T90]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.052642][   T90]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   25.052646][   T90]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.052649][   T90]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.052653][   T90]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.052656][   T90]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.052658][   T90]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.052662][   T90]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.052666][   T90]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.052669][   T90]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.052673][   T90]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.052677][   T90]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.052681][   T90]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.052683][   T90]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.052687][   T90]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.052691][   T90]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.052693][   T90]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.052699][   T90]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.052701][   T90]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.052703][   T90]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.052705][   T90]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   25.052709][   T90]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.052710][   T90]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.052714][   T90]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.052718][   T90]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.052721][   T90]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.052725][   T90]  _printk (kernel/printk/printk.c:2504)
[   25.052729][   T90]  ? snapshot_read.cold (user.c:?)
[   25.052732][   T90]  ? 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)
[   25.052734][   T90]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   25.052738][   T90]  ? 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)
[   25.052740][   T90]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   25.052744][   T90]  ? exit_notify (kernel/exit.c:780)
[   25.052746][   T90]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.052749][   T90]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.052753][   T90]  do_group_exit (kernel/exit.c:1151)
[   25.052756][   T90]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   25.052759][   T90]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   25.052761][   T90]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.052764][   T90]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   25.052768][   T90]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.052770][   T90] RIP: 0033:0x7f391beec1b8
[   25.052773][   T90] Code: Unable to access opcode bytes at 0x7f391beec18e.

Code starting with the faulting instruction
===========================================
[   25.052774][   T90] RSP: 002b:00007ffd3db2abb8 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7
[   25.052776][   T90] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f391beec1b8
[   25.052778][   T90] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000
[   25.052778][   T90] RBP: 00007ffd3db2ad40 R08: 00005636013ff218 R09: 0000000000000000
[   25.052779][   T90] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000


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