======================================
| [   10.941872][  T182] softirqs last disabled at (23246): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   10.941874][  T182] Preemption disabled at:
| [   10.941875][  T182] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.941883][  T182] Tainted: [W]=WARN
[   10.941884][  T182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.941886][  T182] Call Trace:
[   10.941888][  T182]  <TASK>
[   10.941889][  T182]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.941895][  T182]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.941897][  T182]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.941901][  T182]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.941905][  T182]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.941911][  T182]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.941913][  T182]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.941920][  T182]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.941923][  T182]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.941927][  T182]  put_chars (drivers/char/virtio_console.c:1176)
[   10.941930][  T182]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.941934][  T182]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   10.941939][  T182]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.941942][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.941947][  T182]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.941950][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.941956][  T182]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.941960][  T182]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.941964][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.941966][  T182]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.941970][  T182]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.941975][  T182]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.941976][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.941982][  T182]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.941987][  T182]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.941989][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.941991][  T182]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.941995][  T182]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.941997][  T182]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.942000][  T182]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.942003][  T182]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.942005][  T182]  ? write_profile (profile.c:?)
[   10.942007][  T182]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   10.942014][  T182]  dev_vprintk_emit (drivers/base/core.c:5000)
[   10.942019][  T182]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   10.942023][  T182]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   10.942029][  T182]  dev_printk_emit (drivers/base/core.c:5011)
[   10.942031][  T182]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   10.942035][  T182]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[   10.942041][  T182]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   10.942046][  T182]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   10.942049][  T182]  ? netdev_notice (net/core/dev.c:13194)
[   10.942051][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.942054][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.942057][  T182]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   10.942060][  T182]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.942063][  T182]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   10.942066][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.942068][  T182]  ? mark_lock_irq (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:4092 (discriminator 6) kernel/locking/lockdep.c:4174 (discriminator 6) kernel/locking/lockdep.c:4310 (discriminator 6))
[   10.942070][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   10.942073][  T182]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   10.942075][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.942078][  T182]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   10.942083][  T182]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.942086][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.942089][  T182]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   10.942091][  T182]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.942092][  T182]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.942095][  T182]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.942098][  T182]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.942102][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.942107][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.942109][  T182]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   10.942112][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.942114][  T182]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.942115][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.942116][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.942118][  T182]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   10.942120][  T182]  ? __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)
[   10.942124][  T182]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.942126][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.942128][  T182]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   10.942131][  T182]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.942133][  T182]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   10.942135][  T182]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.942141][  T182]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.942145][  T182]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.942152][  T182]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   10.942155][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.942157][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.942180][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.942182][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.942185][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.942187][  T182]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.942189][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.942193][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.942195][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.942197][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.942200][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.942203][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.942206][  T182]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.942210][  T182]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.942211][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.942216][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.942218][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.942221][  T182]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   10.942225][  T182]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.942228][  T182]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.942235][  T182]  ? 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))
[   10.942237][  T182]  ? 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))
[   10.942241][  T182]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.942246][  T182]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.942248][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.942253][  T182]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   10.942257][  T182]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   10.942261][  T182]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.942265][  T182]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.942269][  T182]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   10.942272][  T182]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   10.942286][  T182]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   10.942288][  T182]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.942291][  T182]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.942293][  T182]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   10.942296][  T182]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.942298][  T182]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.942300][  T182]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.942302][  T182] RIP: 0033:0x7f1ddd77154e
[   10.942306][  T182] 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
[   10.942308][  T182] RSP: 002b:00007fff67a7ee20 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   10.942311][  T182] RAX: ffffffffffffffda RBX: 000055d12f8428b0 RCX: 00007f1ddd77154e
[   10.942312][  T182] RDX: 0000000000000030 RSI: 000055d12f9c9ea0 RDI: 0000000000000016
[   10.942313][  T182] RBP: 00007fff67a7ee30 R08: 00007fff67a7ee80 R09: 0000000000000080
[   10.942314][  T182] R10: 0000000000000000 R11: 0000000000000202 R12: 000055d12f99eec0
[   10.942315][  T182] R13: 00007fff67a7ef64 R14: 0000000000000000 R15: 0000000000000000
| [   12.137471][  T212] softirqs last disabled at (21169): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.137474][  T212] Preemption disabled at:
| [   12.137474][  T212] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.137483][  T212] Tainted: [W]=WARN
[   12.137484][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.137486][  T212] Call Trace:
[   12.137488][  T212]  <TASK>
[   12.137489][  T212]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.137495][  T212]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.137496][  T212]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.137501][  T212]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.137505][  T212]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.137510][  T212]  __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))
[   12.137513][  T212]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.137519][  T212]  ? 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)
[   12.137522][  T212]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.137525][  T212]  put_chars (drivers/char/virtio_console.c:1176)
[   12.137528][  T212]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.137532][  T212]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.137535][  T212]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.137538][  T212]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.137541][  T212]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.137545][  T212]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.137547][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.137548][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.137552][  T212]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.137555][  T212]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.137558][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.137560][  T212]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.137564][  T212]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.137568][  T212]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.137572][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.137574][  T212]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.137578][  T212]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.137582][  T212]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.137584][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.137589][  T212]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.137592][  T212]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.137594][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.137595][  T212]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.137599][  T212]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.137601][  T212]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.137604][  T212]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.137607][  T212]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.137609][  T212]  ? macsec_exit (drivers/net/macsec.c:388) macsec
[   12.137613][  T212]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4989 (discriminator 2))
[   12.137617][  T212]  ? macsec_exit (drivers/net/macsec.c:388) macsec
[   12.137620][  T212]  _printk (kernel/printk/printk.c:2504)
[   12.137623][  T212]  ? snapshot_read.cold (user.c:?)
[   12.137625][  T212]  ? alloc_workqueue_lockdep_map (kernel/workqueue.c:6092)
[   12.137632][  T212] macsec_init (drivers/net/macsec.c:358 (discriminator 1)) macsec
[   12.137635][  T212]  do_one_initcall (init/main.c:1357)
[   12.137638][  T212]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.137643][  T212]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.137645][  T212]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.137650][  T212]  do_init_module (kernel/module/main.c:3117)
[   12.137653][  T212]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.137656][  T212]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.137659][  T212]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.137663][  T212]  load_module (kernel/module/main.c:3593)
[   12.137669][  T212]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.137674][  T212]  ? backing_file_read_iter (fs/backing-file.c:211)
[   12.137677][  T212]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.137680][  T212]  init_module_from_file (kernel/module/main.c:3790)
[   12.137683][  T212]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.137690][  T212]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.137693][  T212]  ? 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)
[   12.137696][  T212]  idempotent_init_module (kernel/module/main.c:3802)
[   12.137699][  T212]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.137704][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.137706][  T212]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.137712][  T212]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.137713][  T212]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.137717][  T212]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.137720][  T212]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.137722][  T212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.137725][  T212] RIP: 0033:0x7f754584437d
[   12.137728][  T212] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   12.137730][  T212] RSP: 002b:00007fff66463c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.137732][  T212] RAX: ffffffffffffffda RBX: 00005637b32b8810 RCX: 00007f754584437d
[   12.137734][  T212] RDX: 0000000000000000 RSI: 0000563778533ffd RDI: 0000000000000000
[   12.137735][  T212] RBP: 00007fff66463d30 R08: 0000000000000000 R09: 0000000000000000
[   12.137735][  T212] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563778533ffd
[   12.137736][  T212] R13: 00005637b32b8940 R14: 0000000000040000 R15: 0000000000000000
| [   14.619688][  T295] softirqs last disabled at (20831): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   14.619690][  T295] Preemption disabled at:
| [   14.619691][  T295] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.619699][  T295] Tainted: [W]=WARN
[   14.619700][  T295] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.619702][  T295] Call Trace:
[   14.619703][  T295]  <TASK>
[   14.619705][  T295]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.619711][  T295]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.619712][  T295]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.619717][  T295]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.619721][  T295]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.619727][  T295]  __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))
[   14.619729][  T295]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.619735][  T295]  ? 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)
[   14.619738][  T295]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.619741][  T295]  put_chars (drivers/char/virtio_console.c:1176)
[   14.619745][  T295]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.619748][  T295]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.619751][  T295]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.619754][  T295]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.619758][  T295]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.619761][  T295]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.619763][  T295]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.619765][  T295]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.619769][  T295]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.619772][  T295]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   14.619775][  T295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.619777][  T295]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.619781][  T295]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.619785][  T295]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.619790][  T295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.619791][  T295]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.619795][  T295]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.619799][  T295]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.619801][  T295]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.619806][  T295]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.619809][  T295]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.619811][  T295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.619813][  T295]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.619817][  T295]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.619818][  T295]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.619821][  T295]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.619825][  T295]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.619830][  T295]  ? vlan_netlink_fini (./include/linux/rcupdate.h:850 (discriminator 7) ./include/net/netns/generic.h:45 (discriminator 7)) 8021q
[   14.619834][  T295]  _printk (kernel/printk/printk.c:2504)
[   14.619837][  T295]  ? snapshot_read.cold (user.c:?)
[   14.619843][  T295]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   14.619847][  T295] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q
[   14.619850][  T295]  do_one_initcall (init/main.c:1357)
[   14.619852][  T295]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   14.619857][  T295]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   14.619859][  T295]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   14.619864][  T295]  do_init_module (kernel/module/main.c:3117)
[   14.619867][  T295]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   14.619871][  T295]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   14.619874][  T295]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   14.619878][  T295]  load_module (kernel/module/main.c:3593)
[   14.619884][  T295]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   14.619888][  T295]  ? __ia32_sys_fsconfig (??:?)
[   14.619891][  T295]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.619894][  T295]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.619897][  T295]  init_module_from_file (kernel/module/main.c:3790)
[   14.619899][  T295]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   14.619907][  T295]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.619910][  T295]  ? 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)
[   14.619914][  T295]  idempotent_init_module (kernel/module/main.c:3802)
[   14.619916][  T295]  ? init_module_from_file (kernel/module/main.c:3791)
[   14.619923][  T295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.619924][  T295]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   14.619930][  T295]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   14.619932][  T295]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.619935][  T295]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.619938][  T295]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.619940][  T295]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.619943][  T295] RIP: 0033:0x7fd27a43a37d
[   14.619946][  T295] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   14.619948][  T295] RSP: 002b:00007fff84bd14f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   14.619950][  T295] RAX: ffffffffffffffda RBX: 00005646f798f810 RCX: 00007fd27a43a37d
[   14.619952][  T295] RDX: 0000000000000000 RSI: 00005646c0233ffd RDI: 0000000000000000
[   14.619952][  T295] RBP: 00007fff84bd1590 R08: 0000000000000000 R09: 0000000000000000
[   14.619953][  T295] R10: 0000000000000000 R11: 0000000000000246 R12: 00005646c0233ffd
[   14.619954][  T295] R13: 00005646f798f940 R14: 0000000000040000 R15: 0000000000000000
| [   16.392069][  T327] softirqs last disabled at (16626): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   16.392071][  T327] Preemption disabled at:
| [   16.392072][  T327] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.392080][  T327] Tainted: [W]=WARN
[   16.392081][  T327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.392083][  T327] Call Trace:
[   16.392084][  T327]  <TASK>
[   16.392086][  T327]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.392092][  T327]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.392093][  T327]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.392098][  T327]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.392102][  T327]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.392107][  T327]  __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))
[   16.392110][  T327]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.392116][  T327]  ? 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)
[   16.392118][  T327]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.392122][  T327]  put_chars (drivers/char/virtio_console.c:1176)
[   16.392125][  T327]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.392128][  T327]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.392132][  T327]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.392135][  T327]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.392139][  T327]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.392142][  T327]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.392144][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.392145][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.392150][  T327]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.392151][  T327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.392156][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.392160][  T327]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.392164][  T327]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.392169][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.392171][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.392175][  T327]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.392179][  T327]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.392181][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.392186][  T327]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.392189][  T327]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.392191][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.392193][  T327]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.392196][  T327]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.392198][  T327]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.392201][  T327]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.392204][  T327]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.392207][  T327]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   16.392211][  T327]  _printk (kernel/printk/printk.c:2504)
[   16.392215][  T327]  ? snapshot_read.cold (user.c:?)
[   16.392218][  T327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.392220][  T327]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.392224][  T327]  ? notifier_call_chain (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/notifier.h:59 kernel/notifier.c:84)
[   16.392227][  T327] vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1)) 8021q
[   16.392233][  T327]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   16.392235][  T327]  ? rt6_sync_up (net/ipv6/route.c:4925 (discriminator 1))
[   16.392239][  T327]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) 8021q
[   16.392245][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.392247][  T327]  notifier_call_chain (kernel/notifier.c:85)
[   16.392251][  T327]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   16.392256][  T327]  ? netif_change_name (net/core/dev.c:1517)
[   16.392258][  T327]  ? __dev_change_flags (net/core/dev.c:9812)
[   16.392261][  T327]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   16.392263][  T327]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   16.392267][  T327]  ? __kernel_text_address (kernel/extable.c:79)
[   16.392268][  T327]  ? write_profile (profile.c:?)
[   16.392273][  T327]  netif_change_flags (net/core/dev.c:9882)
[   16.392276][  T327]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   16.392280][  T327]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   16.392282][  T327]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   16.392284][  T327]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.392286][  T327]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.392290][  T327]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.392292][  T327]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.392293][  T327]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.392296][  T327]  ? kasan_save_stack (mm/kasan/common.c:58)
[   16.392299][  T327]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.392301][  T327]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.392303][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.392305][  T327]  ? netlink_bind (net/netlink/af_netlink.c:984)
[   16.392309][  T327]  ? ___sys_sendmsg (net/socket.c:2758 (discriminator 1))
[   16.392313][  T327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.392314][  T327]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.392317][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.392319][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.392321][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.392322][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.392324][  T327]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   16.392326][  T327]  ? __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)
[   16.392329][  T327]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   16.392332][  T327]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.392336][  T327]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   16.392341][  T327]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   16.392347][  T327]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.392353][  T327]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.392355][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.392359][  T327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.392361][  T327]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.392363][  T327]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.392365][  T327]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.392369][  T327]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.392371][  T327]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.392375][  T327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.392377][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.392381][  T327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.392383][  T327]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.392387][  T327]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.392389][  T327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.392392][  T327]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.392398][  T327]  ? 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))
[   16.392400][  T327]  ? 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))
[   16.392405][  T327]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.392409][  T327]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.392412][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.392416][  T327]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.392420][  T327]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   16.392424][  T327]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.392430][  T327]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   16.392432][  T327]  ? copy_msghdr_from_user (net/socket.c:2650)
[   16.392434][  T327]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   16.392435][  T327]  ? move_addr_to_kernel (net/socket.c:258)
[   16.392442][  T327]  ___sys_sendmsg (net/socket.c:2767)
[   16.392444][  T327]  ? copy_msghdr_from_user (net/socket.c:2619)
[   16.392460][  T327]  __sys_sendmsg (net/socket.c:2799)
[   16.392462][  T327]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   16.392468][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.392471][  T327]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.392479][  T327]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.392481][  T327]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.392484][  T327] RIP: 0033:0x7f9976a9c54e
[   16.392487][  T327] 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
[   16.392488][  T327] RSP: 002b:00007ffc203d2fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.392491][  T327] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9976a9c54e
[   16.392493][  T327] RDX: 0000000000000000 RSI: 00007ffc203d3050 RDI: 0000000000000003
[   16.392493][  T327] RBP: 00007ffc203d2fb0 R08: 0000000000000000 R09: 0000000000000000
[   16.392494][  T327] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910aa2
[   16.392495][  T327] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc203d3710
| [   17.564156][  T351] softirqs last disabled at (11776): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   17.564159][  T351] Preemption disabled at:
| [   17.564160][  T351] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.564171][  T351] Tainted: [W]=WARN
[   17.564172][  T351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.564175][  T351] Call Trace:
[   17.564176][  T351]  <TASK>
[   17.564179][  T351]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.564186][  T351]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.564188][  T351]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.564194][  T351]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.564200][  T351]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.564207][  T351]  __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))
[   17.564211][  T351]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.564220][  T351]  ? 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)
[   17.564223][  T351]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.564229][  T351]  put_chars (drivers/char/virtio_console.c:1176)
[   17.564233][  T351]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.564238][  T351]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.564242][  T351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.564246][  T351]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.564253][  T351]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.564256][  T351]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.564259][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.564261][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.564268][  T351]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.564270][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.564277][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.564283][  T351]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.564289][  T351]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.564296][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.564299][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.564305][  T351]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.564312][  T351]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.564314][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.564323][  T351]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.564327][  T351]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.564330][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.564332][  T351]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.564338][  T351]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.564341][  T351]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.564345][  T351]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.564351][  T351]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.564355][  T351]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   17.564362][  T351]  _printk (kernel/printk/printk.c:2504)
[   17.564366][  T351]  ? snapshot_read.cold (user.c:?)
[   17.564372][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.564375][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.564381][  T351]  ? notifier_call_chain (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/notifier.h:59 kernel/notifier.c:84)
[   17.564386][  T351] vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1)) 8021q
[   17.564394][  T351]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   17.564398][  T351]  ? rt6_sync_up (net/ipv6/route.c:4925 (discriminator 1))
[   17.564404][  T351]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) 8021q
[   17.564413][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.564416][  T351]  notifier_call_chain (kernel/notifier.c:85)
[   17.564424][  T351]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   17.564431][  T351]  ? netif_change_name (net/core/dev.c:1517)
[   17.564435][  T351]  ? __dev_change_flags (net/core/dev.c:9812)
[   17.564439][  T351]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   17.564442][  T351]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   17.564447][  T351]  ? __kernel_text_address (kernel/extable.c:79)
[   17.564449][  T351]  ? write_profile (profile.c:?)
[   17.564456][  T351]  netif_change_flags (net/core/dev.c:9882)
[   17.564462][  T351]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   17.564468][  T351]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   17.564472][  T351]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   17.564474][  T351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.564484][  T351]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.564489][  T351]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.564492][  T351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.564495][  T351]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.564499][  T351]  ? kasan_save_stack (mm/kasan/common.c:58)
[   17.564503][  T351]  ? kasan_save_stack (mm/kasan/common.c:57)
[   17.564505][  T351]  ? kasan_save_track (mm/kasan/common.c:78)
[   17.564510][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.564513][  T351]  ? netlink_bind (net/netlink/af_netlink.c:984)
[   17.564517][  T351]  ? ___sys_sendmsg (net/socket.c:2758 (discriminator 1))
[   17.564523][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.564526][  T351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.564531][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.564534][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.564536][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.564538][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.564541][  T351]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   17.564545][  T351]  ? __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)
[   17.564548][  T351]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   17.564552][  T351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.564558][  T351]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   17.564568][  T351]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   17.564577][  T351]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   17.564587][  T351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.564590][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.564598][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.564601][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.564604][  T351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.564607][  T351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.564613][  T351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.564617][  T351]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.564623][  T351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.564625][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.564633][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.564636][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.564642][  T351]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.564644][  T351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.564650][  T351]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.564661][  T351]  ? 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))
[   17.564663][  T351]  ? 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))
[   17.564671][  T351]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.564677][  T351]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.564682][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.564689][  T351]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.564696][  T351]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.564702][  T351]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.564711][  T351]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   17.564714][  T351]  ? copy_msghdr_from_user (net/socket.c:2650)
[   17.564717][  T351]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   17.564719][  T351]  ? move_addr_to_kernel (net/socket.c:258)
[   17.564732][  T351]  ___sys_sendmsg (net/socket.c:2767)
[   17.564736][  T351]  ? copy_msghdr_from_user (net/socket.c:2619)
[   17.564764][  T351]  __sys_sendmsg (net/socket.c:2799)
[   17.564768][  T351]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   17.564779][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.564784][  T351]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.564787][  T351]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.564792][  T351]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.564795][  T351] RIP: 0033:0x7fef2c86e54e
[   17.564800][  T351] 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
[   17.564802][  T351] RSP: 002b:00007fff0bdb1f20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.564805][  T351] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fef2c86e54e
[   17.564807][  T351] RDX: 0000000000000000 RSI: 00007fff0bdb1fd0 RDI: 0000000000000003
[   17.564809][  T351] RBP: 00007fff0bdb1f30 R08: 0000000000000000 R09: 0000000000000000
[   17.564810][  T351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910aa3
[   17.564811][  T351] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff0bdb2690
| [   19.116932][  T381] softirqs last disabled at (14536): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   19.116934][  T381] Preemption disabled at:
| [   19.116935][  T381] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.116943][  T381] Tainted: [W]=WARN
[   19.116944][  T381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.116946][  T381] Call Trace:
[   19.116947][  T381]  <TASK>
[   19.116949][  T381]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.116955][  T381]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.116956][  T381]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.116961][  T381]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.116965][  T381]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.116970][  T381]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   19.116973][  T381]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.116979][  T381]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.116982][  T381]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.116987][  T381]  put_chars (drivers/char/virtio_console.c:1176)
[   19.116990][  T381]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.116994][  T381]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.116997][  T381]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.117000][  T381]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.117005][  T381]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.117007][  T381]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   19.117009][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.117011][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.117015][  T381]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.117017][  T381]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.117021][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.117025][  T381]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.117029][  T381]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.117034][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.117036][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.117040][  T381]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.117044][  T381]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.117046][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.117051][  T381]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.117054][  T381]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.117056][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.117058][  T381]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.117061][  T381]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.117063][  T381]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.117066][  T381]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.117069][  T381]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.117072][  T381]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   19.117076][  T381]  _printk (kernel/printk/printk.c:2504)
[   19.117080][  T381]  ? snapshot_read.cold (user.c:?)
[   19.117083][  T381]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.117085][  T381]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.117089][  T381]  ? notifier_call_chain (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/notifier.h:59 kernel/notifier.c:84)
[   19.117092][  T381] vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1)) 8021q
[   19.117098][  T381]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   19.117101][  T381]  ? rt6_sync_up (net/ipv6/route.c:4925 (discriminator 1))
[   19.117105][  T381]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) 8021q
[   19.117110][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.117112][  T381]  notifier_call_chain (kernel/notifier.c:85)
[   19.117117][  T381]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   19.117122][  T381]  ? netif_change_name (net/core/dev.c:1517)
[   19.117124][  T381]  ? __dev_change_flags (net/core/dev.c:9812)
[   19.117127][  T381]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   19.117129][  T381]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   19.117133][  T381]  ? __kernel_text_address (kernel/extable.c:79)
[   19.117134][  T381]  ? write_profile (profile.c:?)
[   19.117139][  T381]  netif_change_flags (net/core/dev.c:9882)
[   19.117142][  T381]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   19.117146][  T381]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   19.117148][  T381]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   19.117150][  T381]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.117152][  T381]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.117156][  T381]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.117158][  T381]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.117160][  T381]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.117162][  T381]  ? kasan_save_stack (mm/kasan/common.c:58)
[   19.117165][  T381]  ? kasan_save_stack (mm/kasan/common.c:57)
[   19.117167][  T381]  ? kasan_save_track (mm/kasan/common.c:78)
[   19.117170][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.117172][  T381]  ? netlink_bind (net/netlink/af_netlink.c:984)
[   19.117175][  T381]  ? ___sys_sendmsg (net/socket.c:2758 (discriminator 1))
[   19.117179][  T381]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.117181][  T381]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.117184][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.117186][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.117187][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.117189][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.117190][  T381]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   19.117193][  T381]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   19.117196][  T381]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   19.117198][  T381]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.117202][  T381]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   19.117208][  T381]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   19.117213][  T381]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   19.117219][  T381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.117221][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.117225][  T381]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.117227][  T381]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.117229][  T381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.117231][  T381]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.117235][  T381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.117237][  T381]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   19.117241][  T381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.117243][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.117247][  T381]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.117249][  T381]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.117252][  T381]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   19.117254][  T381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.117258][  T381]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.117264][  T381]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   19.117266][  T381]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   19.117270][  T381]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.117274][  T381]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.117277][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.117281][  T381]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   19.117285][  T381]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   19.117290][  T381]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.117295][  T381]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   19.117297][  T381]  ? copy_msghdr_from_user (net/socket.c:2650)
[   19.117299][  T381]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   19.117301][  T381]  ? move_addr_to_kernel (net/socket.c:258)
[   19.117307][  T381]  ___sys_sendmsg (net/socket.c:2767)
[   19.117310][  T381]  ? copy_msghdr_from_user (net/socket.c:2619)
[   19.117325][  T381]  __sys_sendmsg (net/socket.c:2799)
[   19.117328][  T381]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   19.117333][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.117336][  T381]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.117339][  T381]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.117342][  T381]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.117344][  T381] RIP: 0033:0x7f3ed1c9c54e
[   19.117347][  T381] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   19.117349][  T381] RSP: 002b:00007fff31cd1c00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.117352][  T381] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3ed1c9c54e
[   19.117353][  T381] RDX: 0000000000000000 RSI: 00007fff31cd1cb0 RDI: 0000000000000003
[   19.117354][  T381] RBP: 00007fff31cd1c10 R08: 0000000000000000 R09: 0000000000000000
[   19.117355][  T381] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910aa5


Finger prints:
inet6_fill_ifla6_attrs:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars